A method may comprise displaying an interaction panel on a display device. The interaction panel having a display frame of reference and include a plurality of interaction elements. The method may also comprise constraining motion of an operator interface device to translational motion in a haptic plane with a haptic plane constraint while the interaction panel is displayed and determining a cursor position in the display frame of reference that corresponds to a position of a selection portion of the operator interface device in an operator frame of reference. The method may also comprise determining an element type for a first interaction element of the plurality of interaction elements at which the cursor position is located and removing the haptic plane constraint on the operator interface device if the element type is a three-dimensional rotation type.
G06F 3/04815 - Interaction with a metaphor-based environment or interaction object displayed as three-dimensional, e.g. changing the user viewpoint with respect to the environment or object
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
G06F 3/0346 - Pointing devices displaced or positioned by the userAccessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
2.
SURGICAL INSTRUMENT INCLUDING ELECTRICAL AND FLUID ISOLATION FEATURES
A medical device includes an instrument shaft, a tension element guide, a tension element, and a semisolid sealing substance. The instrument shaft includes a proximal end portion, a distal end portion, and a channel between the proximal end portion and the distal end portion. The tension element guide is at the distal end of the instrument shaft, and includes a proximal seal, a distal seal, and a middle seal between the proximal seal and the distal seal. A sealing substance volume is defined between the proximal seal and the middle seal and holds the sealing substance. The tension element extends from the channel of the instrument shaft, past the proximal seal, through the sealing substance in the sealing substance volume, past the middle seal, past the distal seal, and beyond the tension element guide.
Tool navigation using customized medical simulation is provided. A system accesses a 3-dimensional model of an organ generated via a scan of a subject on which a procedure is to be performed via a robotic medical system. The system registers the 3-dimensional model of the organ with predetermined coupling points in a digital environment established for the procedure on the subject. The system executes, via the digital environment, a simulation of the procedure to identify a candidate path for a tool through the 3-dimensional model of the organ registered with the predetermined coupling points in the digital environment. The system provides, for display via a graphical user interface, an indication of the candidate path for the tool to perform the procedure via the robotic medical system.
Systems and methods for operating an end effector include an end effector for grasping a material, a drive system coupled to the end effector, a user interface, and a processor. The processor is configured to actuate the drive system to clamp the material using the end effector and in response to detecting successful clamping of the material, display a timer on the user interface. The timer provides an indication of when conditions will be safe to proceed with stapling of the material clamped by the end effector.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A cannula for insertion of a medical instrument includes a tube portion and an attachment portion coupled to the tube portion. One or more magnets are arranged at the attachment portion to encode identifying information of the cannula. The attachment portion comprises a plurality of encoding positions that each indicate a parameter of the cannula at least by presence or absence of one of the magnets at the respective encoding position.
A61B 46/10 - Surgical drapes specially adapted for instruments
A61B 90/90 - Identification means for patients or instruments, e.g. tags
G06K 7/08 - Methods or arrangements for sensing record carriers by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
A surgical system includes an actuator system and a control system operatively coupled to the actuator system. The actuator system is operable to drive a first movable operating component and a second movable operating component. The control system includes a memory and instructions stored in the memory. The instructions cause the control system to perform actions including commanding the actuator system to operate in a first control mode, receiving a first signal containing a first kinematic parameter value of the first movable operating component, receiving a second signal containing a second kinematic parameter value of the second movable operating component, determining a compared value derived from both the first kinematic parameter value and the second kinematic parameter value, and causing the control system to operate the actuator system in an instrument release mode on a condition in which the compared value is within a defined value range.
A sterile adapter for providing a sterile interface between an instrument and an instrument holder includes a fixed frame couplable to an instrument holder; a roll disk positioned within the frame and rotatable with respect to the frame; an inner disk positioned within the roll disk and rotatable with respect to the roll disk; and a light pipe positioned in the roll disk and configured to transmit light energy through the roll disk
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 46/10 - Surgical drapes specially adapted for instruments
B25J 5/00 - Manipulators mounted on wheels or on carriages
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
8.
ELECTRONIC ASSEMBLIES INCLUDING A CONFORMAL MOISTURE BARRIER
A method includes forming, by atomic layer deposition, a first barrier layer on a surface of a printed circuit board (“PCB”) and on an outer surface of an electrical component attached to the surface of the PCB; forming an adhesion promotion layer on a surface of the first barrier layer; and forming, on the adhesion promotion layer, a second barrier layer including Parylene.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/04 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances
C23C 16/455 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into the reaction chamber or for modifying gas flows in the reaction chamber
A system directs an imaging device to continuously capture visible light and fluorescence illumination from a surgical area. The system generates a visible light image stream based on the captured visible light and a fluorescence image stream based on the captured fluorescence illumination. The system operates in a first display mode by directing a display device to display a first video stream based on a first set of at least one of the visible light image stream and the fluorescence image stream. In response to detecting an event that occurs within the surgical area, the system switches from operating in the first display mode to operating in a second display mode by directing the display device to display a second video stream based on a second set of at least one of the visible light image stream and the fluorescence image stream, the first set being different than the second set.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/04 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
11.
LOW-FRICTION, SMALL PROFILE MEDICAL TOOLS HAVING EASY-TO-ASSEMBLE COMPONENTS
A low-friction medical device includes a first link, a second link, and a tension member. The first link is coupled to an instrument shaft and a first guide path is defined. The second link is rotatable relative to the first link through an angular range. A distal end portion of the second link is rotatably coupled to a tool member. A curved guide path is defined within the second link between the tool member and the first guide path. A curved guide surface of the second link defines a portion of the second guide path. A first portion of the tension member is parallel to a centerline of the first guide path, and a second portion is coupled to the tool member. A third portion of the tension member between the first and second portions is in contact with the curved guide surface throughout a portion of the angular range.
An apparatus for movably coupling a robotic system to an airway management device includes an overtube and a connection mechanism. The overtube includes a flexible tubular portion. The connection mechanism includes a first portion configured to be receive the overtube, a second portion configured to be connected with a proximal end of the airway management device, a lumen defined within the first portion and second portion, and a locking mechanism configured to connect to the flexible tubular portion of the overtube. When the overtube is connected with the connection mechanism, the flexible tubular portion of the overtube is within the lumen of the connection mechanism and extends distal to a distal end of the airway management device. The flexible tubular portion of the overtube structurally supports a flexible elongate device when the flexible elongate device is received within flexible tubular portion.
The embodiments described herein can be used in a variety of grasping, cutting, and manipulating operations. In some embodiments, an apparatus includes a shaft, a tool member, and a flexure. The shaft has a distal end portion and a proximal end portion, and defines a longitudinal axis. The distal end portion includes a ground portion. The tool member has an engagement portion and an actuation portion. The engagement portion is disposed distally from the actuation portion, and can exert an engagement force on a target structure. The actuation portion receives an actuation force. The flexure has a first end portion coupled to the ground portion of the shaft, and a second end portion coupled to the tool member. The flexure is configured to deform elastically when the actuation force is exerted on the actuation portion of the tool member such that the tool member rotates relative to the shaft.
A surgical method is provided, comprising: providing an information structure in a computer readable storage device that associates an indication of surgeon skill level in at least one surgical activity performed using the surgical instrument with a surgical instrument actuator safety state of the surgical instrument for use during performance of the at least one surgical activity using the surgical instrument by a surgeon having the indicated skill level; tracking surgical instrument actuator state of a surgical instrument during performance of a surgical procedure by a surgeon; and transitioning the surgical instrument actuator state of the surgical instrument to the surgical instrument safety state during performance of the at least one surgical activity by the surgeon using the surgical instrument.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/98 - Identification means for patients or instruments, e.g. tags using electromagnetic means, e.g. transponders
15.
ASSOCIATION PROCESSES AND RELATED SYSTEMS FOR MANIPULATORS
A computer-assisted medical system includes robotic manipulators, a user input system operable to generate signals to control the manipulators, and a controller configured to execute instructions to perform operations. A portion of the user input system is movable relative to the plurality of manipulators. The operations include, in a pairing mode, associating a first manipulator of the plurality of manipulators with the portion of the user input system based on movement of the portion of the user input system relative to the first manipulator, and, in a following mode, controlling motion of the first manipulator in accordance with an indication generated by the user input system in response to operation of the portion of the user input system by a user.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
An abdominal surgical simulation model includes a bottom tray and an animal tissue carried within the bottom tray. A convex support layer covers the bottom tray. A compliant layer is carried by the convex support layer to simulate abdominal skin in an insufflated state.
An actuation assembly for a medical instrument connects four bands to three motorized degrees of freedom. The actuation assembly includes a first actuator, a second actuator and a third actuator. The first actuator is coupled to a first band and a second band, the first actuator being operable to pull in one of the first and second bands and feed out the other of the first and second bands. The third actuator is coupled to a third band and a fourth band, the third actuator being operable to pull in one of the third and fourth bands and feed out the other of the third and fourth bands. Each of the first, second, third, and fourth bands pass through a second actuator, and the second actuator is operable to increase the travel path of both the first and second bands or both the third and fourth bands.
A computer-assisted teleoperation system and method for operating the same are provided that enforce a temporal non-overlap of a teleoperation of a follower device and a physical adjustment of a headrest of the computer-assisted teleoperation system.
A variety of applications can include apparatus and/or methods that provide an axial force transducer. Two coils wound coaxially with respect to each other can be used with a magnet to determine a distance traveled based on application of an axial force to an instrument component. The two coils and magnet can be configured in a number of ways with respect to the instrument component. In various embodiments, the difference between an inductance associated with one of the two coils along with its relation to the magnet and an inductance associated with the other one of the two coils along with its relation to the magnet can be used to determine the axial force on the component of the instrument associated with the distance travelled. Additional apparatus, systems, and methods are disclosed.
G01L 5/164 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using variations in inductance
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G01L 1/12 - Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
G01L 5/00 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
G01L 5/169 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using magnetic means
21.
OPERATING SELF-ANTAGONISTIC DRIVES OF MEDICAL INSTRUMENTS
A medical instrument including a shaft and an actuated structure mounted at a distal end of the shaft can employ a pair of tendons connected to the actuated structure, extending down the shaft, and respectively wound around a capstan in opposite directions. A passive preload system may maintain minimum tensions in the tendons.
An optical fiber with one or more microgratings is disclosed. Methods and apparatus are described for making an optical fiber with one or more microgratings. Methods and apparatus are described for an optical fiber with one or more microgratings. Optical sensing methods and an optical sensing system effectively decouple strain range from the laser tuning range, permit the use of a smaller tuning range without sacrificing strain range, and compensate for ambiguity in phase measurements normally associated with smaller tuning ranges.
G01D 5/353 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using optical means, i.e. using infrared, visible or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
A computer-assisted medical system includes manipulators, a user input system, a user output system comprising a display device, and a controller configured to execute instructions to perform operations. The operations include, in a pairing mode and in response to a first set of signals generated by the user input system, causing a virtual selector shown on the display device to move relative to an imagery shown on the display device. The operations further include, in the pairing mode, associating a first manipulator with a portion of the user input system based on movement of the virtual selector relative to a represented location of the first instrument, and, in a following mode, controlling motion of the first 10 instrument in accordance to a second set of signals generated by the user input system in response to operation of the portion of the user input system by a user.
A61B 17/00 - Surgical instruments, devices or methods
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G16H 40/60 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
24.
GRAPHICAL USER INTERFACE FOR MONITORING AN IMAGE-GUIDED PROCEDURE
A system comprises a display system, a user input device, and one or more processors. The one or more processors are configured to perform operations including receive an anatomical model, receive a user input via the user input device associated with a target relative to the anatomical model, determine an uncertainty zone associated with the target, and display the target relative to the anatomical model via the display system. The uncertainty zone is displayed as at least partially surrounding the target.
A computer-assisted medical system includes robotic manipulators, a user input system operable to generate signals to control the manipulators, and a controller configured to execute instructions to perform operations. A portion of the user input system is movable relative to the plurality of manipulators. The operations include, in a pairing mode, associating a first manipulator of the plurality of manipulators with the portion of the user input system based on movement of the portion of the user input system relative to the first manipulator, and, in a following mode, controlling motion of the first manipulator in accordance with an indication generated by the user input system in response to operation of the portion of the user input system by a user.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A computer-assisted medical system includes robotic manipulators, a user input system operable to generate signals to control the manipulators, and a controller configured to execute instructions to perform operations. A portion of the user input system is movable relative to the plurality of manipulators. The operations include, in a pairing mode, associating a first manipulator of the plurality of manipulators with the portion of the user input system based on movement of the portion of the user input system relative to the first manipulator, and, in a following mode, controlling motion of the first manipulator in accordance with an indication generated by the user input system in response to operation of the portion of the user input system by a user.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Data streams of information of medical procedures are received. The information includes case metadata of the medical procedures, a timeline of phases and tasks within each phase determined for each medical procedure, and three-dimensional point cloud data for each medical procedure during at least portions of phases and tasks within each phase. At least a portion of the information is provided for display using a hierarchical user interface structure. The hierarchical user interface structure includes a first level of a user interface to display, based at least on the three-dimensional point cloud data, a three-dimensional point cloud representation of a task of a phase selected from a timeline of a second level of user interface. The hierarchical structure includes the second level of the user interface to display the timeline and a portion of the case metadata associated with the timeline.
G16H 40/20 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms
G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
28.
TENSION REGULATOR FOR ACTUATION ELEMENTS, AND RELATED REMOTELY ACTUATED INSTRUMENTS, SYSTEMS, AND METHODS
A method of compensating for slack developing in an actuation element of a surgical instrument includes in response to slack developing in the actuation element, diverting the actuation element to follow a diverted path via a force exerted by an elastically deformable structure coupled to the actuation element. The diverted path differs from a path followed by the actuation element in a tensioned state, and the elastically deformable structure is moveable in translation together with the actuation element.
A method is provided to produce a multi-modality image of a surgical scene comprising: capture light reflected from the surgical scene; producing first image information corresponding to a first modality image; producing second image information corresponding to a second modality image; selecting a portion of the second image modality based at least in part upon anatomical structure information included within the selected portion; and producing simultaneously within a display at least a portion of the first modality image of the surgical scene and the selected portion of the second modality image.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A robotic system comprises a display that is viewable by an operator. The robotic system also includes an input device movable by the operator and a control system. The control system is configured to determine whether an alignment target is located in an error region, the alignment target associated with a tool supported by the first manipulator, and the error region associated with an imaging device supported by the second manipulator, and in response to a determination that the alignment target is located in the error region, disable an operator-guided registration mode for performing an operator-guided registration.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
31.
SYSTEMS AND METHODS FOR REGISTERING IMAGING DATA FROM DIFFERENT IMAGING MODALITIES BASED ON SUBSURFACE IMAGE SCANNING
An illustrative image registration system identifies a subsurface structure at a surgical site based on subsurface imaging data from a subsurface image scan at the surgical site and uses the subsurface structure identified at the surgical site for a registration of endoscopic imaging data from an endoscopic imaging modality with additional imaging data from an additional imaging modality. The system provides a composite image of the surgical site, for display by a display device, based on the registration of the endoscopic imaging data from the endoscopic imaging modality with the additional imaging data from the additional imaging modality, wherein the composite image of the surgical site includes a first depiction of anatomy represented by the endoscopic imaging data integrated with a second depiction of anatomy represented by the additional imaging data. Corresponding systems and methods are also disclosed.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 6/02 - Arrangements for diagnosis sequentially in different planesStereoscopic radiation diagnosis
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A robotic system includes a base movable relative to a floor surface and a controllable arm extending from the base. The arm is configured to support and move a tool. The arm has a powered joint operable to position and/or orient the tool. The robotic system further includes a positioning indicator. A processor operates the positioning indicator to direct a manual repositioning of the base relative to the floor surface while the processor is operating the powered joint to maintain the position and/or orientation of the tool during the manual repositioning.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/50 - Supports for surgical instruments, e.g. articulated arms
A method is provided to produce a multi-modality image of a surgical scene comprising: capture light reflected from the surgical scene; producing first image information corresponding to a first modality image; producing second image information corresponding to a second modality image; selecting a portion of the second image modality based at least in part upon anatomical structure information included within the selected portion; and producing simultaneously within a display at least a portion of the first modality image of the surgical scene and the selected portion of the second modality image.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
Techniques for repositioning a computer-assisted system include the following. The computer-assisted system comprises a repositionable structure system, the repositionable structure system comprising a plurality of links coupled by a plurality of joints, and a control unit communicably coupled to the repositionable structure system. The control unit is configured to: determine a target pose of a system portion of the computer-assisted system, determine a current pose of the system portion, determine a motion for the repositionable structure system based on a difference between the target pose and the current pose, the motion including a first component in a first direction, determine a partitioning of the first component into a plurality of partitions, and cause a first movement of a first joint set to achieve a first partition and a second movement of a second joint set to achieve a second partition.
A method of removing a protective cover from an instrument includes inserting a distal end of the instrument on which the protective cover is positioned within an opening of a tool; engaging an edge of the protective cover with a movable member of the tool; and while the edge is engaged, using relative movement between the instrument and the tool to remove the protective cover from the instrument.
A61M 5/32 - NeedlesDetails of needles pertaining to their connection with syringe or hubAccessories for bringing the needle into, or holding the needle on, the bodyDevices for protection of needles
B25B 27/02 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
36.
SYSTEMS AND METHODS FOR CONTROLLING A ROBOTIC MANIPULATOR OR ASSOCIATED TOOL
A system includes a robotic manipulator including a plurality of joints and a processing unit including one or more processors. The processing unit is configured to provide one or more weights associated with a plurality of joint state estimates of the plurality of joints based on one or more weighting scheme parameters associated with the robotic manipulator. The weights are provided to reduce vibrations at a first control point. The processing unit is further configured to apply the one or more weights to the joint state estimates for the plurality of joints to generate a plurality of weighted joint state estimates; and control the plurality of joints based on the plurality of weighted joint state estimates.
An illustrative apparatus may perform a process comprising: identifying, within a first image frame captured by an image capture system using a first auto-exposure parameter, a first region including first pixels that satisfy a first auto-exposure related condition; changing, based on one or more characteristics of the first region, both the first auto-exposure parameter to a second auto-exposure parameter and the first auto-exposure related condition to a second auto-exposure related condition; and identifying, within a second image frame captured by the image capture system using the second auto-exposure parameter, a second region including second pixels that satisfy the second auto-exposure related condition.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G06V 10/22 - Image preprocessing by selection of a specific region containing or referencing a patternLocating or processing of specific regions to guide the detection or recognition
H04N 23/72 - Combination of two or more compensation controls
38.
SYSTEM AND METHOD FOR MAINTAINING A TOOL POSITION AND ORIENTATION
Techniques for maintaining instrument position and orientation include a teleoperated device comprising an articulated structure comprising a plurality of joints, a plurality of links, one or more sensors, and a plurality of actuators; and a control unit comprising one or more hardware processors. The control unit is coupled to the articulated structure. The control unit is configured to: determine, based on information from the one or more sensors, a first change to an instrument due to a disturbance causing movement of at least a first joint of the plurality of joints, the first change comprising: a change in a position of the instrument and/or a change in an orientation of the instrument; and drive, using at least a first actuator of the plurality of actuators, at least a second joint of the plurality of joints to reduce the first change. The instrument is supported by the articulated structure.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A camera control system accesses, during a surgical session performed with a computer-assisted surgical system, surgical session data generated by the computer-assisted surgical system during the surgical session. The surgical session includes performance of one or more operations by the computer-assisted surgical system. Based on the surgical session data, the camera control system determines that an event associated with the surgical session is likely to occur and determines a location associated with the event. In response to determining the location associated with the event, the camera control system directs an automatic adjustment of a view of a camera to capture a view of the location associated with the event before the event occurs.
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G16H 40/20 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
Techniques for motion mode management include a teleoperated system having a repositionable structure comprising a first plurality of joints, a plurality of links, and a plurality of actuators coupled to drive motion of the repositionable structure; an input control comprising a kinematic chain having a second plurality of joints, and one or more first sensors; and a control unit comprising one or more hardware processors. The control unit is configured to detect, based on information from the one or more first sensors, movement of the input control for teleoperating the repositionable structure; and in response to a determination that at least a portion of the movement of the input control includes a component of movement used to indicate that a mode of operation of the teleoperated system should be changed, temporarily disable changes in the mode of operation of the teleoperated system based on movement of the input control.
G06F 3/0346 - Pointing devices displaced or positioned by the userAccessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
Integrated table motion includes a teleoperated device comprising an articulated structure and a control unit. The articulated structure comprises a first plurality of joints, a plurality of links coupled by the first plurality of joints, and a plurality of actuators coupled to drive motion of the articulated structure. The control unit comprises one or more hardware processors. The control unit is operatively coupled to the articulated structure. The control unit is configured to receive a table movement request from a command unit of a table, the table being separate from the teleoperated device; determine whether the table movement request should be allowed; and in response to a determination that the table movement request should be allowed, allow the table to perform the table movement request.
A non-transitory machine-readable media may store instructions that, when run by one or more processors, cause the one or more processors to generate stereo endoscopic image data of a medical field and define a medical field volume from the stereo endoscopic image data. The processors may also project a 3D representation of the medical field volume to an extended-reality display device in a remote volume. The 3D representation may include a stereoscopic image and a 3D scene generated from the stereo endoscopic image data. The processors may also generate visual guidance in the remote volume to augment the stereo endoscopic image, map the visual guidance from the remote volume to the medical field volume to generate an augmented image of the medical field volume, and project the augmented image of the medical field volume to a display device viewed by an operator of instruments in the medical field.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
43.
TELESCOPING MEDICAL DEVICE ASSEMBLY AND STERILE DRAPE
A drape shroud assembly comprises a body and a plurality of tabs. The body comprises a first end, a second end, an outer surface extending between the first end and the second end, and an inner surface extending between the first end and the second end. The inner surface of the body bounds an inner volume sized to permit at least part of a surgical instrument manipulator insertion assembly to be contained within the inner volume. The body is configured for attachment to the insertion assembly. The plurality of tabs extends from the second end of the body. A drape attachment region at an outer surface of the body is configured to attach a sterile drape to the body. The body of the drape shroud protects the drape from catching on the manipulator insertion assembly during movement thereof.
A teleoperated system comprises a display, a master input device, and a control system. The control system is configured to determine an orientation of an end effector reference frame relative to a field of view reference frame, determine an orientation of a master input device reference frame relative to a display reference frame, establish an alignment relationship between the master input device reference frame and the display reference frame, and command, based on the alignment relationship, a change in a pose of the end effector in response to a change in a pose of the master input device. The alignment relationship is independent of a position relationship between the master input device reference frame and the display reference frame. In one aspect, the teleoperated system is a telemedical system such as a telesurgical system.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 17/128 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for applying or removing clamps or clips
A61B 17/29 - Forceps for use in minimally invasive surgery
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G05B 19/4155 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by programme execution, i.e. part programme or machine function execution, e.g. selection of a programme
G16H 30/40 - ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
A medical instrument comprises an instrument control surface configured to mate with an instrument sterile adapter to receive input drive forces through the sterile adapter to control actuation of the surgical instrument, the instrument control surface comprising a first opening defined in the instrument control surface. A latch structure of the instrument comprises a locking surface configured to engage a latch arm in response to the latch arm being received in the opening, wherein in an engaged state of the latch arm with the locking surface the medical instrument is attached to the instrument sterile adapter and the latch structure prevents movement of the latch arm in a first direction. A latch release is moveable in the engaged state of the latch arm with the locking surface to exert a force causing movement of the latch arm in a second direction to disengage the latch arm from the locking surface.
A61B 46/10 - Surgical drapes specially adapted for instruments
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 46/23 - Surgical drapes specially adapted for patients with means to retain or hold surgical implements
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/98 - Identification means for patients or instruments, e.g. tags using electromagnetic means, e.g. transponders
F16H 1/20 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
A system comprises a flexible instrument, an input device, an insertion drive system comprising a drive motor, and a control system configured to selectively switch between a computer assisted mode and a manual mode. In the computer assisted mode, the control system causes the drive motor to move the flexible instrument along an insertion axis in response to one or more signals received from the input device. In the manual mode, the control system causes the drive motor to become off or inactive to allow the flexible instrument to be manually moved along the insertion axis.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/267 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
Flexible elongate devices include an elongate body having an articulable body portion and an axial support structure within the articulable body portion. The axial support structure can include links longitudinally stacked on one another, where each of the links includes a body defining a plurality of pull wire openings, an outwardly protruding hinge, and a socket. The socket is circumferentially offset relative to the hinge and configured to receive the hinge of one of the links therein. The flexible elongate device can include a distal member disposed at a distal end of the axial support structure, a proximal member disposed at a proximal end of the axial support structure, and a braid sheath surrounding the axial support structure within the articulable body portion, where ends of the braid sheath are coupled to the distal and proximal members.
A cleaning device for an imaging instrument includes a tubular member sized to receive a shaft of an imaging instrument; a collar configured to be coupled to the shaft of the imaging instrument; a collar latching element movably coupled to the tubular member; and a tubular member anti-rotation feature configured to fix a relative rotational orientation between the tubular member and the collar.
A61B 1/12 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with cooling or rinsing arrangements
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
49.
SYSTEMS AND METHODS FOR HIGH-SPEED DATA TRANSMISSION ACROSS AN ELECTRICAL ISOLATION BARRIER
A free space optics interface assembly includes a housing defining a free space chamber, an optical transmitter at a first end of the free space chamber, an optical receiver at a second end of the free space chamber, a first end plate secured to a first end flange of the housing, a second end plate secured to a second end flange of the housing, a first elastic material in the first end plate and located to compress against the first end flange of the housing when the first end plate is secured to the first end flange of the housing, and a second elastic material in the second end plate and configured to compress against the second end flange of the housing when the second end plate is secured to the second end flange of the housing.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 1/04 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances
A61B 1/07 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
A bifurcated navigation control system is configured to identify a navigation condition associated with a navigation of a component of a computer-assisted medical system component along a path from an initial location to a target location; determine, based on the navigation condition, a propulsion limitation configured to be imposed on operator-provided commands related to a propulsion of the component during the navigation of the component along the path; and direct the component to navigate, in a bifurcated navigation control mode, along at least part of the path from the initial location to the target location. In the bifurcated navigation control mode, the bifurcated navigation control system is configured to autonomously control a steering of the component while allowing operator control of the propulsion of the component based on the operator-provided commands as limited by the propulsion limitation.
A system comprises a processor and a memory having computer readable instructions stored thereon. The computer readable instructions, when executed by the processor, cause the system to generate a current endoscopic video image of a surgical environment, capture an image from the current endoscopic video image, display the current endoscopic video image and the captured image in a common display, and perform an action with the captured image in response to a user input.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A medical system may comprise a display system, an operator input device and a control system in communication with the display system and the operator input device. The control system may comprise a processor and a memory comprising machine readable instructions that, when executed by the processor, cause the control system to access an experience factor for a user and reference a set of parameterized prior procedures. The instructions may also cause the control system to identify a parameterized prior procedure associated with the experience factor from the set of parameterized prior procedures and generate a simulation exercise that includes a plurality of parameters from the parameterized prior procedure. Model inputs to the operator input device that are associated with the plurality of parameters may be determined.
G09B 23/28 - Models for scientific, medical, or mathematical purposes, e.g. full-sized device for demonstration purposes for medicine
G09B 9/00 - Simulators for teaching or training purposes
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 40/63 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
G16H 50/00 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
A medical device includes a force transmission member, an elongate member housing first tension elements, mechanical advantage devices, and second tension elements. The first tension elements are configured to receive and transmit a tensile force. The mechanical advantage devices are configured to receive and multiply the tensile force. The second tension elements are configured to transmit the tensile force after multiplication to a distal end of the medical device. The first tension elements may include a different material than the second tension elements. The mechanical advantage devices may be pulleys or levers. A tension element may have a first end and a second distal to a mechanical advantage device and a proximal portion that is coupled to the mechanical advantage device.
A surgical instrument includes a reusable instrument portion and a disposable tip assembly. The disposable tip assembly includes an end effector assembly that in turn includes an end effector. The disposable tip assembly also includes a locking tip cover that locks the disposable tip assembly to a lock interface element of a tip interface of the reusable instrument portion. To facilitate mounting the disposable tip assembly on the tip interface of the reusable instrument portion, the disposable tip assembly includes a first quick connect/disconnect element and the tip interface includes a second quick connect/disconnect element. The second quick connect/disconnect element is coupled to a tendon. The tendon is also coupled to an actuator assembly that provides forces that push and pull (push/pull) the tendon.
A system may comprise a processor and a memory having computer readable instructions stored thereon. The computer readable instructions, when executed by the processor, may cause the system to receive anatomic image data for an anatomic area and segment the anatomic image data to identify an anatomic passageway in the anatomic area. The computer readable instructions may also cause the system to identify a gap between a first segment and a second segment of the segmented anatomic image data, generate a bridge segment to bridge the gap, and generate an anatomic model of a diseased lung including the first segment, the second segment and the bridge segment.
G06T 7/62 - Analysis of geometric attributes of area, perimeter, diameter or volume
G16H 50/50 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
Implementations relate to actuated grips for a controller. In some implementations, a controller includes a central member, a grip member coupled to the central member and moveable in a grip degree of freedom, a shaft coupled to the grip member, and an actuator coupled to the shaft and operative to output an actuator force on the shaft. The actuator force causes a grip force to be applied via the shaft to the grip member in the grip degree of freedom.
A viewpoint optimization system is configured to determine a particular operation performed during an operating session by a computer-assisted operation system, the particular operation performed with respect to a body while an imaging device included within the computer-assisted operation system provides, for display on a display device during the operating session, imagery of the body from a first viewpoint; define, based on the particular operation, a second viewpoint for the imaging device that is more optimal for performing the particular operation than the first viewpoint; and direct the display device to switch, based on the defining of the second viewpoint, from displaying the imagery of the body from the first viewpoint to displaying the imagery of the body from the second viewpoint.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
H04N 23/69 - Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
H04N 23/695 - Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
58.
PHYSICAL MEDICAL ELEMENT PLACEMENT SYSTEMS AND METHODS
An exemplary system is configured to obtain anatomical characteristic data representative of a characteristic associated with an anatomical surface to be covered by a patch configured to cover a tissue defect, the anatomical surface within an internal space of a patient; and determine, based on the anatomical characteristic data, a placement guidance parameter set, the placement guidance parameter set comprising one or more parameters configured to guide a placement of the patch on the anatomical surface with one or more surgical instruments controlled by a computer-assisted surgical system.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
59.
SYSTEMS AND METHODS FOR REGION-BASED PRESENTATION OF AUGMENTED CONTENT
A system is configured to perform operations comprising: determining that a viewpoint of a user of a display device is directed within an anchor region of a physical world containing the user while a medical procedure comprising a first operational stage and a second operational stage is performed in the physical world; directing, in response to the determination, the display device to present augmented content in an evident manner, wherein the evident manner comprises anchoring the augmented content relative to the viewpoint, such that the augmented content follows the viewpoint as the user moves the viewpoint within the anchor region; and automatically redefining, in response to the medical procedure transitioning, the anchor region from a first region to a second region, the first region being associated with the first operational stage and the second region being associated with the second operational stage.
A computer-assisted system includes an instrument. The instrument includes a receive interface configured to couple with a drive interface, the receive interface including a first receive coupling with a set of first receive features disposed on the first receive coupling, each first receive feature in the set physically configured for mechanically engaging with a same first drive feature disposed on a first drive coupling of the drive interface, and a transmission element coupled with the first receive coupling such that mechanical energy transmitted by the first drive coupling to the first receive coupling is transmitted to the transmission element.
A system comprises a processor and a memory having computer readable instructions stored thereon, which, when executed by the processor, cause the system to display a surgical environment image, which includes an image from an imaging system and an interaction image. The interaction image displays a body part of a user and an input control device. The instructions further cause the system to display, in the interaction image, a movement of the body part as the body part interacts with the input control device. The movement causes the body part to actuate the input control device. The instructions further cause the system to receive an input from the input control device in response to the actuation of the input control device. The instructions further cause the system to adjust a setting or a position of a component of a surgical system based on the received input.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/02 - Surgical instruments, devices or methods for holding wounds open, e.g. retractorsTractors
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A robot-assisted medical system comprises a manipulator arm, an operator console, a medical instrument coupled to the manipulator arm, and a control system in communication with the operator console and the manipulator arm. The control system comprises a processor and a memory comprising machine readable instructions. When executed by the processor, the machine readable instructions may cause the control system to receive a plurality of medical procedure records, identify a set of characteristic actions common among the plurality of medical procedure records, and determine at least one parameter for each characteristic action in the set of characteristic actions.
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 20/40 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
63.
AXIALLY-ADJUSTABLE ELECTRODE TREATMENT SYSTEMS AND METHODS
Apparatuses, systems, and methods are disclosed for providing controlled delivery of energy treatment to a tissue site. The systems, apparatuses, and methods may include designs with features for efficiently deploying and adjusting electrodes at a tissue site for treatment and for facilitating retraction of the electrodes back into a housing after completion of treatment for removal. The systems, apparatuses, and methods may further include an expansion member for radially expanding the flexible substrate to aid in positioning the electrodes adjacent the tissue to facilitate treatment.
An illustrative system is configured to access, during a surgical procedure that involves resecting a piece of tissue from a body, a plurality of depth datasets for the resected piece of tissue; determine, during the surgical procedure and based on the plurality of depth datasets, an estimated volume of the resected piece of tissue; and indicate, during the surgical procedure, whether the estimated volume of the resected piece of tissue is within a predetermined threshold of an expected volume of the resected piece of tissue.
A method comprises receiving a position of a tip portion of an instrument at a first location within a patient anatomy and determining a three-dimensional distance between the first location and a target location within the patient anatomy. The method further comprises displaying on a display system an image that includes a target location symbol and an instrument tip portion symbol. The method further comprises displaying on the display system a symbol indicating a direction between the position of the tip portion and the target location. As the tip portion of the instrument changes position, the image is displayed so that the instrument tip portion symbol is a frame of reference for the image and the target location symbol moves with respect to the instrument tip portion symbol to represent a new location of the tip portion relative to the target location.
A method and apparatus for manipulating tissue. A tissue control point is displayed over an image of the tissue in a user interface. An input is received that moves the tissue control point within the user interface. A first instrument that is physically associated with the tissue is operated based on the received input to thereby manipulate the tissue.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/04842 - Selection of displayed objects or displayed text elements
G06F 3/0488 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
An application management system may provide, during a medical session and while a user device detects a beacon associated with a medical system, a user of the user device with access to a first set of medical session features of an application executed by the user device. The application management system may also provide, while the user device does not detect the beacon, the user with access to a second set of medical session features of the application, the second set of medical session features being different from the first set of medical session features. The first set of medical session features comprises a medical system interaction feature configured to allow interaction, by the user of the user device, with content generated by the medical system during the medical session.
G16H 40/63 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 40/60 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
An endoscopic system includes a shaft comprising a proximal end portion and a distal end portion; a sensor system; a floating ground element electrically coupled to the sensor system; a power regulator electrically coupled to a power transmission line and to the floating ground element, the power regulator configured to convert ground-referenced power received from an earth ground referenced power source into floating ground element referenced power and to output the floating ground element referenced power through the power transmission line; and a circuit enclosure at least partially enclosing a transceiver circuit and the power regulator, the circuit enclosure being electrically coupled with the floating ground element.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/02 - Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
Apparatuses, systems, and methods are disclosed for providing controlled delivery of energy treatment to a tissue site. The systems, apparatuses, and methods may include medical instrument designs with features for retaining a flexible substrate with an electrode array in position against an expandable member during delivery to the tissue site, treatment, and retraction from the tissue site. The medical instrument further includes features for retaining the flexible substrate in a compact, stowed configuration during delivery and for retracting the flexible substrate post-deployment to facilitate retraction of the medical instrument after completion of treatment.
An exemplary surgical instrument tracking system includes at least one physical computing device that determines, based on endoscopic imagery of a surgical area and using a trained neural network, an observation for an object of interest depicted in the endoscopic imagery, associates, based on a probabilistic framework and kinematics of a robotically-manipulated surgical instrument located at the surgical area, the observation for the object of interest to the robotically-manipulated surgical instrument, and determines a physical position of the robotically-manipulated surgical instrument at the surgical area based on the kinematics of the robotically-manipulated surgical instrument and the observation associated with the robotically-manipulated surgical instrument.
In certain examples, an anatomical structure visualization system determines a distance between a point on an anatomical surface visible to an endoscope and a point on an embedded anatomical object that is visually occluded from the viewpoint of the endoscope by the anatomical surface. The anatomical structure visualization system may determine, based on the determined distance, a display parameter for a pixel of an image representative of a view of the anatomical surface from the viewpoint of the endoscope and assign the determined display parameter to the pixel of the image. The anatomical structure visualization system may similarly determine and assign display parameters to other pixels of the image and provide the image for display. The displayed image may provide a visualization of an anatomical structure at a surgical area, including a visualization of how deep the embedded anatomical object is positioned from the anatomical surface.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Techniques for registering a teleoperated device to a table include a teleoperated device comprising a control unit and an articulated arm. The control unit is configured to receive information of a first table motion of a table, the first table motion causing a corresponding first arm motion, the first arm motion being of at least a portion of the articulated arm, the table comprising one or more links and one or more joints coupling a base of the table to a top of the table, the first table motion indicating a movement of the top of the table; receive information of the first arm motion; determine a first angular relationship between the table and the first articulated arm based on the first table motion and the first arm motion; and control, using a plurality of actuators, movement of the articulated arm based on the first angular relationship.
Techniques for controlling an end effector include a computer-assisted device having a drive system configured to actuate a moveable element of an end effector and a control unit coupled to the drive system. The control unit is configured to actuate, using the drive system, the moveable element to a first commanded position; and in response to the moveable element reaching the first commanded position: determine, based on an amount of force or torque applied to actuate the moveable element to the first commanded position, a force or torque limit to be applied when actuating the moveable element to a second commanded position; and further actuate the moveable element to the second commanded position while limiting a force or torque applied by the drive system to the determined force or torque limit.
A61B 17/072 - Surgical staplers for applying a row of staples in a single action, e.g. the staples being applied simultaneously
A61B 17/00 - Surgical instruments, devices or methods
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Techniques for controlling grasping include a manipulator configured to be releasably coupled to an instrument, the instrument having an end effector comprising a first jaw and a second jaw; a drive system configured to apply a force or torque to the instrument to cause the end effector to grasp a material between the first jaw and the second jaw; and a processor. The processor is configured to monitor a force or torque applied by the drive system to cause the end effector to grasp the material and in response to a determination that the applied force or torque is below a lower limit of an acceptable range of force or torque, reverse a direction of the applied force or torque.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/072 - Surgical staplers for applying a row of staples in a single action, e.g. the staples being applied simultaneously
A61B 17/115 - Staplers for performing anastomosis, e.g. in a single operation
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A surgical instrument includes a chassis, an outer tube having a proximal end operably coupled to the chassis, and an inner tube extending within the outer tube. The inner tube has a proximal end operably coupled to the chassis to allow slidable movement of the inner tube relative to the outer tube in response to a force imparted to a distal end of the inner tube, and such that frictional force imparted to an outer surface of the outer tube is not imparted to the inner member.
A61B 17/00 - Surgical instruments, devices or methods
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
76.
SYSTEMS AND METHODS FOR TAG-BASED INSTRUMENT CONTROL
A system may access medical session data for a medical session and determine, based on the medical session data, that an event occurs within a region of interest associated with the medical session. The medical session includes performance of one or more operations by a computer-assisted medical system. The system may identify a physical location within the region of interest and associated with the event, identify content captured by an imaging device and depicting the physical location when the event occurred, and associate the content with the physical location. After the event occurs, the system may provide a user with access to the content when the physical location is within a field of view of the imaging device.
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
77.
SYSTEM AND METHOD FOR DISTRIBUTED HEAT FLUX SENSING OF BODY TISSUE
A system for distributed heat flux sensing of body tissue includes a distributed sensor, a thermal energy source, and one or more processors. The distributed sensor provides a plurality of temperature measurements corresponding to a plurality of points in a measurement range. The thermal energy source applies thermal energy to the body tissue along the measurement range. The one or more processors are configured to receive the plurality of temperature measurements from the distributed sensor, determine an amount of thermal energy applied by the thermal energy source at each of the plurality of points, and determine heat flux at each of the plurality of points based on the plurality of temperature measurements and the amount of thermal energy applied by the thermal energy source. The plurality of temperature measurements correspond to the plurality of points.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 18/00 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
A61B 18/08 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
G01K 1/02 - Means for indicating or recording specially adapted for thermometers
G01K 11/32 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in transmittance, scattering or luminescence in optical fibres
A method for operating a medical system comprises inserting a cannula through a body wall of a patient to a target depth, adjusting an adjustable connecting mechanism to a target setting to position an instrument holder at a target position relative to a robotic manipulator arm, and coupling the instrument holder to the cannula. The adjustable connecting mechanism comprises a plurality of depth position settings to adjust a position of the instrument holder relative to the robotic manipulator arm based on the target depth. The target setting corresponds to the target depth, and a remote center distance between the robotic manipulator arm and a remote center of motion is maintained as the adjustable connecting mechanism moves the instrument holder to the target position relative to the robotic manipulator arm. The cannula pivots about the remote center of motion.
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
Techniques for controlling an imaging device include a first repositionable arm comprising a plurality of actuators configured to cause movement of the first repositionable arm and a plurality of joints; and a controller comprising one or more hardware processors. The controller is configured to determine whether an imaging device supported by the first repositionable arm comprises an articulable joint coupling an imaging apparatus to a shaft of the imaging device; in response to a determination that the imaging device comprises the articulable joint: command the plurality of actuators to move the plurality of joints and the articulable joint to position and orient a field of view of the imaging apparatus; and in response to a determination that the imaging device does not comprises the articulable joint: command the plurality of actuators to move the plurality of joints to position and orient the field of view of the imaging apparatus.
A61B 1/00 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor
A61B 34/20 - Surgical navigation systemsDevices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
G06T 7/70 - Determining position or orientation of objects or cameras
An electrode treatment device includes an electrode strip arranged in the shape of a helix with a first end of the electrode strip attached to an elongate flexible body, such as a catheter tube, and a second end of the electrode strip attached to a flexible shaft that extends from the body. When the helical electrode is contracted around the body and/or shaft, the device may be less than 2 mm in diameter to facilitate endoluminal insertion and treatment of gastrointestinal or lung tissue, for example. The shaft is rotatable relative to the body to radially expand the helix to a deployed position in apposition to target tissue for electrosurgical treatment (e.g., treatment in a lumen). The electrode strip may consist of conductive foil or may comprise a flexible printed circuit with one or more electrodes formed thereon. The device may be operated by a robotic manipulator.
Implementations of a suturing device and related methods are provided. The suturing device includes a housing that defines an arcuate needle track having a first end and a second end and a gap between the first end and second end of the arcuate needle track. The suturing device further includes a reciprocating drive to advance an arcuate needle along the arcuate needle track that includes a drive pawl to drive the arcuate needle along the arcuate needle track.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
Systems and methods for minimally invasive computer-assisted telesurgery are described. A computer-assisted teleoperated surgery system includes a teleoperated instrument actuation pod. The surgical instrument actuation pod includes a plurality of linear actuators arranged around a surgical instrument. The linear actuators engage with actuator engagement members on the instrument and so drive movable parts on the instrument. The actuation pod is mounted on a teleoperated manipulator. Instrument pod mass is close to the teleoperated manipulator to minimize the pod's inertia, momentum, and gravity effects on the manipulator.
A system comprises a processor, a display, and a memory having computer readable instructions stored thereon that, when executed by the processor, cause the system to receive intra-operative three-dimensional image data from an imaging system. A portion of the intra-operative three-dimensional image data corresponds to an instrument disposed in a patient anatomy. The computer readable instructions, when executed by the processor, further cause the system to generate two-dimensional projection image data from the intra-operative three-dimensional image data, display the two-dimensional projection image data on the display, and identify, within the two-dimensional projection image data, a three-dimensional location of a portion of the instrument.
A61B 34/10 - Computer-aided planning, simulation or modelling of surgical operations
A61B 34/00 - Computer-aided surgeryManipulators or robots specially adapted for use in surgery
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
84.
DISTURBANCE COMPENSATION IN COMPUTER-ASSISTED DEVICES
Disturbance compensation in teleoperated devices include a first articulated arm, a second articulated arm, and a control unit. The control unit is configured to detect a first disturbance to the first articulated arm occurring at a first time, the first disturbance moving an imaging device supported by the first articulated arm away from a first orientation of the imaging device toward a second orientation of the imaging device, and after the first time: receive a first indication of a first user input to move an end effector supported by the second articulated arm while the imaging device is not at the first orientation, determine, based on the first indication, a first command for moving the end effector as if the imaging device has the first orientation, and command a second plurality of actuators of the second articulated arm to move the end effector according to the first command.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/50 - Supports for surgical instruments, e.g. articulated arms
B25J 9/06 - Programme-controlled manipulators characterised by multi-articulated arms
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
An example method may include determining, by a computing system and based on a set of seeds determined from data representative of a labeled first tubular structure and a labeled second tubular structure in a model of at least a portion of an anatomical structure, a partitioning of the model into segments. The method may further include outputting, by the computing system, data representative of the segments.
Implementations relate to control switch position sensing across a rotational joint. In some implementations, a control input device includes a base member and a roll member rotatable about a central axis with respect to the base member in a roll degree of freedom. A switch contact portion is rotatable with the roll member and moveable to multiple positions in a switch degree of freedom. A first sensor element is coupled to and moveable with the switch contact portion and can be a passive element. A base sensor element is coupled to the base member and configured to sense a proximity of the first sensor element to the base sensor element, and to output a signal indicative of a current position of the switch contact portion in the switch degree of freedom independently of a rotational orientation of the roll member in the roll degree of freedom.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
87.
SYSTEMS AND METHODS IMPLEMENTING DISTANCE-BASED IMAGE SENSOR WINDOWING
An illustrative system may include a stereoscopic imaging device comprising: a first image sensor having a first pixel array and configured to provide a first windowed output, the first windowed output comprising first image information associated with pixels included within a first window of the first pixel array, and a second image sensor having a second pixel array and configured to provide a second windowed output, the second windowed output comprising second image information associated with pixels included within a second window of the second pixel array, and an imaging control system configured to dynamically adjust at least one of the first position of the first window within the first pixel array or the second position of the second window within the second pixel array based on a working distance between a target surface within a scene and the stereoscopic imaging device.
H04N 13/239 - Image signal generators using stereoscopic image cameras using two 2D image sensors having a relative position equal to or related to the interocular distance
G06T 7/70 - Determining position or orientation of objects or cameras
A method comprises identifying connected anatomical structures in stored images of a patient anatomy and generating a plurality of cylindrical linkage elements representing the connected anatomical structures. The method also comprises receiving tracking data corresponding to a point on an instrument positioned within at least one of the connected anatomical structures; and matching the point on the instrument to one of the plurality of cylindrical linkage element
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A sterile drape assembly for draping equipment to create a sterile barrier around the equipment may comprise a hollow elongated drape body and a closure mechanism. The drape body extends between a first end and a second end and has a first drape portion comprising the first end and a second drape portion comprising the second end. The closure mechanism releasably closes, or is configured to releasably close, the first end of the drape body. The sterile drape assembly has a partially inverted state in which the first drape portion is folded back over and covers the second drape portion, and the second drape portion defines a partially enclosed interior volume configured to receive at least a first portion of the equipment.
A data cable assembly and a power cable assembly. The data cable assembly including a first power cable and a first ground cable each including a plurality of cladded wires. The data cable assembly further including an data transmission cable and, in some instances, a clocking cable. The data transmission cable can be an active optical cable including, at each of its ends, an electrical-optical configured to covert received electrical signals to optical signals and convert received optical signals to electrical signals. The power cable assembly including a first, second, and third high power cable and a first, second, and third high power grounding cable, where each of the cables of the power cable assembly includes a plurality of cladded wires.
H01B 7/04 - Flexible cables, conductors, or cords, e.g. trailing cables
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewingSafety devices combined with or specially adapted for use in connection with manipulators
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
H01B 7/00 - Insulated conductors or cables characterised by their form
H01B 7/40 - Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
A method is performed by a computing system. The method includes receiving image data from an imaging device, and determining, using the image data, a plurality of image-space tools, each image-space tool associated with a tool of a plurality of tools, each tool controlled by a manipulator of a plurality of manipulators. The method further includes determining a first correspondence between a first image-space tool of the plurality of image-space tools and a first tool of the plurality of tools based on a first disambiguation setting associated with the first tool.
Teleoperated control includes commanding, in response to a first input to move a tool while an imaging device is mounted to a first manipulator and a tool is mounted to a second manipulator, actuator(s) of the second manipulator to move the tool with a first motion relative to a first reference frame that corresponds with a first movement of an input device relative to a display, the first reference frame defined based on the imaging device mounted to the first manipulator; and commanding, in response to receiving a second input to move the tool while the imaging device is mounted to the third manipulator, the actuator(s) to move the tool with a second motion relative to a second reference frame that corresponds with a second movement of the input device relative to the display, the second reference frame defined based on the imaging device being mounted to the third manipulator.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A method performed by a computing system comprises determining an entry position and entry vector of an entry port in a surgical coordinate space. The entry port provides a passageway for insertion of a first medical instrument into a patient's body. The determination of the entry position and entry vector occurs while the first medical instrument is external to the entry port. The method also comprises positioning the first medical instrument based on the entry position and the entry vector of the entry port and advancing a distal end of the first medical instrument along the entry vector into the entry port.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 90/13 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis with guides for needles or instruments, e.g. arcuate slides or ball joints guided by light, e.g. laser pointers
94.
METHODS AND SYSTEMS FOR COORDINATING CONTENT PRESENTATION FOR COMPUTER-ASSISTED SYSTEMS
A coordination system for coordinating content presentation associated with a session involves using a computer-assisted medical system, the coordination system including a session awareness engine and a content selection engine. The session awareness engine being configured to obtain data from the computer-assisted medical system, the data indicative of an operational state of the computer-assisted medical system and determine a context of the session based on the data. The content selection engine being configured to select a content for presentation to a user of the computer-assisted medical system from a variety of contents by applying a content selection logic to the context of the session and facilitate presentation of the content to the user.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G16H 40/63 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
Surgical tools include an end effector mounted to an instrument shaft for articulation relative to the instrument shaft. A surgical tool includes an instrument shaft, an intermediate member pivotally coupled to the instrument shaft, an end effector and four tension members. The end effector includes an end effector base that is pivotally coupled to the intermediate member. The end effector base includes four attachment features. Each of the four tension members interfaces with an associated one of the four attachment features. The four tension members extend distally within a lumen of the instrument shaft and are arranged in diagonally opposed pairs.
A system comprises a teleoperational manipulator configured to control operation of a medical instrument in a surgical environment. The system further comprises an operator input system including an input device and a processing unit including one or more processors. The processing unit is configured to display an image of a field of view of the surgical environment and display a menu including a set of directionally arranged menu options. The processing unit is further configured to transition the input device from a first constraint state for interaction with the medical instrument to a second constraint state for interaction with the menu. In the second constraint state, the input device is constrained to move in one or more directions based on the set of directionally arranged menu options.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0346 - Pointing devices displaced or positioned by the userAccessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
G06F 3/0354 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
G06F 3/0362 - Pointing devices displaced or positioned by the userAccessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
G06F 3/0487 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
97.
MASTER-TO-SLAVE ORIENTATION MAPPING WHEN MISALIGNED
A system includes a controller configured to be coupled to an input control and a robotic arm, the robotic arm being configured to hold and position an instrument. The controller is configured to receive a first command from the input control to manipulate the instrument; determine, when there is an orientation misalignment between an orientation of the input control in an eye coordinate frame and an orientation of a distal portion of the instrument in a camera coordinate frame, a desired orientation of the distal portion, the desired orientation for causing the distal portion to rotate in a same manner about an axis defined with respect to the distal portion as the input control rotates about a corresponding axis defined with respect to the input control; and transmit a second command to the robotic arm to cause the instrument to be oriented according to the desired orientation of the instrument.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A medical device includes a shaft, an electrically insulative outer cover, an electrically insulative spacer, and a wrist assembly. The outer cover is positioned over an outer surface of the shaft and a distal end portion of the outer cover extends beyond a distal end surface of the shaft. The spacer comprises a first coupling portion, a second coupling portion, and a circumferential annular protrusion. The first coupling portion of the spacer is coupled to an inner surface of the shaft. The wrist assembly is coupled to the second coupling portion of the spacer. The annular protrusion of the spacer includes a shoulder and a seal surface. The shoulder of the annular protrusion is in contact with the distal end surface of the shaft, and the shaft is electrically isolated by the seal surface of the annular protrusion contacting the inner surface of the outer cover.
A system comprises an elongate instrument including a first and second channels. The system also comprises an expandable device coupled to the elongate instrument. The expandable device is in fluid communication with the first and second channels. The system also comprises a pump for circulating a fluid through the first and second channels and a heating system for heating the fluid. The system also comprises a drainage system for removing the fluid from the expandable device and restricting drainage flow. A control system controls temperature and delivery of the heated fluid through the first channel and the second channel to heat the elongate instrument and the expandable device with the heated fluid while maintaining the expandable device in an uninflated configuration, inflate the expandable device with the heated fluid, ablate an anatomic passage with the inflated and heated expandable device, and deflate the expandable device.
Implementations of suturing needles, suturing devices, and related methods are provided. An illustrative suturing needle includes a needle body having a leading end and a trailing end. The needle body includes an outer tubular body having a proximal end and a distal end configured to pierce tissue, and at least one at least one elongate inner body made of superelastic material disposed within and operably coupled to the outer tubular body. The outer tubular body deforms from a first configuration into a second configuration in response to the application of force by the at least one elongate inner body on the outer tubular body.
patents
