Computer-assisted surgery device and a method for operating the same which allows a more efficient positioning and application of an implant with respect to a bony structure, and in particular a shorter operation time and less intensity of x-ray exposure for a patient.
A61B 90/11 - 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
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 17/16 - Instruments for performing osteoclasisDrills or chisels for bonesTrepans
2.
COMPUTER ASSISTED SURGERY DEVICE HAVING A ROBOT ARM AND METHOD FOR OPERATING THE SAME
Computer assisted surgery device and a method for operating the same which allows a more efficient positioning and application of an implant with respect to a bony structure, wherein the computer-assisted surgery device having a robot arm and a method for operating the same resulting in a shorter operation time and less intensity of x-ray exposure for a patient.
A vaso-occlusive device having a delivery configuration when restrained within a delivery catheter and having a deployed configuration when released from the delivery catheter into an aneurysmal sac is provided, the device comprising a tubular structure including a distal portion configured for expanding within the aneurysmal sac when distally deployed from the delivery catheter into the aneurysmal sac, a proximal portion configured for inverting and expanding into the expanded distal portion when distally deployed from the delivery catheter, thereby creating multi-layer scaffolding within the aneurysmal sac, and an inflection region between the distal portion and the proximal portion, wherein the inflection region is configured for urging the inversion of the proximal portion into the expanded distal portion.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
The present disclosure provides a bioresorbable foam closure device for trans-nasally closing an opening in a base of a skull. The closure device comprises a phase-separated polymer having a porosity of greater than 80%. The device includes a stem portion having a proximal end and a distal end, and a head portion at the distal end of the stem portion. The closure device is deformed from a free shape to a constricted shape, inserted through a nasal cavity and into the opening, and released to at least partially revert back to the free shape such that the stem portion fills the opening and the head portion abuts cranium and dura to secure the closure device in position and seal the opening.
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/22 - Implements for squeezing-off ulcers or the like on inner organs of the bodyImplements for scraping-out cavities of body organs, e.g. bonesSurgical instruments, devices or methods for invasive removal or destruction of calculus using mechanical vibrationsSurgical instruments, devices or methods for removing obstructions in blood vessels, not otherwise provided for
A vaso-occlusive device (12) comprises an elongate vaso-occlusive structure configured for implantation in an aneurysm sac. The vaso-occlusive structure has a delivery configuration when restrained within a delivery catheter and has a deployed configuration when released from the delivery catheter into the aneurysmal sac. At least a portion of the vaso-occlusive device is composed of a gold-platinum (AuPt) alloy.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
An implant delivery system comprises a delivery catheter and a delivery mechanism slidably disposed in a lumen of the delivery catheter. The delivery mechanism comprises an annular channel and a compressible annular bushing disposed within the annular channel. The annular bushing is configured for being placed between a compressive profile and an expanded profile. The implant delivery system further comprises an implant coaxially disposed between the delivery catheter and the delivery mechanism. The delivery catheter lumen is sized to maintain an engagement element of the implant within the annular channel and to urge the annular bushing into the compressive profile. The implant constrains a distal tip of the delivery mechanism to assume a straight geometry. The distal tip is configured for assuming a curved geometry when the implant is deployed from the delivery catheter.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
An infusion/aspiration catheter comprises an elongate catheter body, at least one infusion lumen, and an aspiration lumen extending between a proximal end and a distal end of the catheter body. The aspiration lumen terminates in a distal fluid port at the distal end of the catheter body. The catheter further comprises arms respectively having proximal ends affixed together at the distal end of catheter body. The distal fluid port of the catheter body is between the proximal ends of the arms, the arms have lumens in fluid communication with the infusion lumen(s), and each of the arms has fluid ports in fluid communication with the lumen of the respective arm. The catheter further comprises at least one infusion connector in fluid communication with the infusion lumen(s), and an aspiration connector in fluid communication with the aspiration lumen(s).
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
An embolectomy device includes a pair of elongate spine members extending in a substantially parallel configuration along a longitudinal axis of the device, a first plurality of clot engaging structures having first ends attached to a first one of the spine members and second ends attached to other one of the spine members, and a second plurality of clot engaging structures having first and second ends attached to the respective first and second spine members offset 180 from the first plurality of attached clot engaging structures, such that, when the embolectomy device is unsheathed within in a blood vessel alongside a clot, one of the first and second plurality of the clot engaging structures contact and compress against a wall of the blood vessel to provide a biasing force to facilitate engagement of the other one of the first and second plurality of the clot engaging structures with the clot.
A balloon catheter (10) which allows for faster preparation and more effective purging of air, while providing a space efficient design, wherein the balloon catheter includes a tubular outer member (12) and a tubular inner member (30) disposed in the lumen of the outer member such that the outer member and inner member define an annular fluid path (36) between them. A balloon (46) is secured to and circumferentially surrounds an outer surface of the distal portion of the outer member. A tubular seal (56) is disposed circumferentially around the inner surface of the distal portion of the outer member. The inner member is movable longitudinally relative to the outer member from a non-sealing position in which the annular fluid path is open, and a sealing position in which the distal portion of the inner member contacts the seal thereby sealing the annular fluid path at the seal.
A vaso-occlusive device includes an inner braided member having an unconstrained deployed configuration and a constrained delivery configuration. The inner braided member includes a first plurality of filaments made of a first material composition, where a pair of filaments of the first plurality defines a first braid angle when the inner braided member is in the deployed configuration. The device also includes an outer braided member disposed at least partially around the inner braided member, and having an unconstrained deployed configuration and a constrained delivery configuration. The outer braided member includes a second plurality of filaments made of a second material composition different from the first material, where the first material has a greater radiopacity than the second material. A pair of filaments of the second plurality defines a second braid angle, substantially equal to the first braid angle, when the outer braided member is in the deployed configuration.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods
11.
ON-DEMAND IMPLANT CUSTOMIZATION IN A SURGICAL SETTING
Disclosed herein are apparatuses and methods for intraoperative on-demand implant customization in a surgical setting. An apparatus may include a storage portion, an implant customization portion and an interface. The storage portion may house implant blanks and implant accessories. The implant customization portion may customize the implant blanks. The interface may be configured to receive implant customization information and utilize the same to intraoperatively manipulate the implant blank to a patient-specific implant within a sterile environment. A method to customize an implant in a surgical care environment may include the steps of obtaining information related to the implant location, selecting an implant blank based on the information, and customizing the implant blank in a surgical care setting with a customization apparatus.
Systems and methods for performing transcanal ear surgery. A volume of fluid is maintained within the ear canal to provide a flooded environment. A cutting member of a cutting instrument is submerged and operated within the flooded environment to resect tissue within the ear. A reservoir system may be coupled to the patient to facilitate providing the flooded environment. The reservoir system at least partially surrounds the auricle of the ear in fluid-tight sealing engagement with the head of the patient. An irrigation pump and a suction source on one or both of the reservoir system and the cutting instrument are operated to provide the flooded environment. The reservoir system includes an access opening sized to receive one or more surgical instruments, for example, the cutting instrument and an endoscope. The flooded environment improves cooling of the surgical site and visualization of the surgical site from the endoscope.
A61B 90/11 - 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
A61F 13/12 - Bandages or dressingsAbsorbent pads specially adapted for the head or neck
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
13.
APPARATUS AND METHOD FOR SECURING AN ELONGATE MEMBER TO A MEDICAL INSTRUMENT
An apparatus and method of securing an elongate member to a medical instrument. The apparatus comprising an attachment device including a base, a liner, and an adhesive. The base comprising an aperture configured to receive the elongate member, wherein the liner may be positioned adjacent the aperture and axially aligned with the elongate member when the attachment device is coupled to the medical instrument. The attachment device may comprise a pair of apertures and the liner may be positioned adjacent the adhesive and at least partially between the pair of apertures. The method of securing the elongate member to the medical instrument comprises threading the elongate member through the aperture of the attachment device and adhering the attachment device to the medical instrument. The method of manufacturing the attachment device may comprise cutting the aperture in the base, the adhesive, and liner.
A61B 17/16 - Instruments for performing osteoclasisDrills or chisels for bonesTrepans
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
The present disclosure provides a foam nasal dressing for topically administering an active agent to a nasal cavity and for absorbing fluid discharge. The foam nasal dressing comprises a foamed core portion and a foamed shell portion arranged such that the foamed core portion is at least partially disposed within the foamed shell portion. The foamed shell portion has a porosity of greater than 80% and comprises a first phase-separated polymer and an active agent. The foamed core portion comprises a second phase-separated polymer with the first and second phase-separated polymers being the same or different. The present disclosure also provides a method of forming the foam nasal dressing.
A blade cartridge for use with a surgical saw includes a bar and a rack. The bar includes a first holding feature for removably holding the bar static to the saw. The rack includes a base moveably disposed in the bar and has cutting teeth defining extending beyond the bar. A drive link extends from the base, providing a second holding feature for releasably engaging a reciprocating drive integral with the saw. One of the base and the bar includes a guide slot. The other of the base and the bar includes a static member extending into the guide slot. The guide slot and the static member allow the rack to reciprocally move from proximal to distal to proximal along a longitudinal axis of the bar. The bar includes two plates and a spacer between the plates. The base is located between the plates.
An orthopedic locking screw arranged in a bore of an orthopedic implant enables easy removal of a broken locking screw out of the implant. The orthopedic locking screw for a cooperation with a thread in the orthopedic implant comprises a longitudinally extending shaft. The shaft comprises a thread pattern section extending at least partially along the shaft. The thread pattern section comprises a first thread with a first direction, which is a functional thread configured for the cooperation with the thread in the orthopedic implant. The thread pattern section further comprises a second thread with a second direction opposite to the first direction of the first thread. The second thread is superimposed on the first thread and intersects the first thread. An orthopedic locking system comprises the orthopedic locking screw and the orthopedic implant. The locking screw is manufactured by applying the thread pattern section to the longitudinally extending shaft.
The invention relates to a screw driver and a screw that apply a self- holding mechanism. The screw driver system includes structural features which make the tool sturdy and adapted to deliver a maximum torque. The screw driver comprises a screw driver shaft with an insertion portion arranged at a distal end of the screw driver shaft. The insertion portion is configured to be inserted into a recess arranged in a head of a screw. The insertion portion comprises a torque transmission section and a holding section. The torque transmission section is configured to transfer torque from the screw driver to the screw, whereas the holding section is configured to hold the distal end of the screw driver shaft at the head of the screw. The torque transmission section and the holding section are located separately from each other along a longitudinal axis of the screw driver.
A device (10), a system and a method for determining an anteversion angle (α) of a femoral shaft of a femur (40) is provided. The device comprises a provision unit (12) and a processing unit (11). The provision unit (12) is configured to provide image data of the femur (40), and wherein the processing unit (11) is configured to determine a longitudinal shaft axis (C) extending through the femoral shaft based on the image data. The processing unit (11) is further configured to determine at least two landmarks of the femur (40) based on the image data, and place a tangent (T1, T2) trough each landmark parallel to the shaft axis (C). The processing unit (11) is configured to determine the anteversion angle (α) of the femoral shaft based on the tangents (T1, T2) and the shaft axis (C) of the femoral shaft.
G06T 7/70 - Determining position or orientation of objects or cameras
A61F 2/46 - Special tools for implanting artificial joints
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 implant delivery system comprises an elongate tubular member having a lumen, a tubular implant coaxially disposed within the lumen of the elongate tubular member, and a delivery assembly having a distal portion coaxially disposed within tubular implant. The delivery assembly comprises a delivery wire, an engaging bumper fixedly coupled to the delivery wire, a stopper bumper fixedly coupled to the delivery wire, and a floating element slidably coupled around the delivery wire and disposed between the bumpers, thereby limiting linear translation of the floating element therebetween. The floating element has an engaging portion configured to engage the engaging bumper when the delivery wire is axially translated relative to the elongate member in a first direction. The floating element is configured to radially expand outward to frictionally engage the implant when the engaging portion of the floating element engages the engaging bumper.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
In one embodiment, a surgical rigid arm (100, 150, 200, 900) includes a first portion (102, 152, 202, 902), a second portion (103, 153, 203, 903) and a central portion (105, 154, 205, 906), where the central portion is extends between the first and second portions. A first end of the first portion and a second end of the second portion are each attached to a peripheral side (14) of a surgical bed (10, 30) such that the first portion and the second portion extend from the surgical bed in a first direction. The central portion extends substantially horizontally and is positioned over the surgical bed, the central portion being connected to the surgical instrument such that a load from the surgical instrument is distributed across the central portion to the first portion and second portion to provide rigid support for the surgical instrument.
In one embodiment, an assembly includes a retractor (30, 730, 930) and at least one cylindrical rod (102, 402, 502, 702, 802, 902) attached to the retractor. The rod has a fixed length portion (108, 406, 508, 708, 808, 908) and a spring portion (104, 404, 504, 718, 832, 905). The spring portion of the rod has a longitudinal dimension that changes as a function of loading on the rod. When the rod is in contact with a solid surface such as a bone, it maintains contact with such surface even while changing shape due to loading on the rod. When the assembly includes multiple rods attached to the retractor, both spring- based rods and other types of rods may be used in combination.
In one embodiment, a system (20, 30) includes a retractor (100, 100A, 1113) with a plurality of rods (120, 120A-1-124A-1, 180, 220, 320, 420, 1111A-E) that are cylindrical over part of their length, a light source (230, 330), and a fiber optic cable (229, 329), where at least one rod includes a body with an opening (122, 182, 222, 322) therein. The opening extends from an upper surface (122A, 181B, 222A, 322A) of the rod, through an interior of the rod, and then to a side surface (122B, 182D, 222B, 322B) of the rod located between ends of the rod. The opening is sized so that at least a single monofilament fiber optic cable is disposable therethrough. The system is adapted so that any number of rods may include a fiber optic cable disposed therein and so that the cable may be easily removed or inserted from the rod during use of the retractor.
An irrigation sleeve (78) for use with a surgical system (40) comprising an irrigation source (68), a surgical tool (44) having a tube (60) to support a cutting accessory (52) having a head (64). The irrigation sleeve (78) comprises a body (86) extending between proximal and distal ends (86P,86S). A first lumen (88) formed in the body (86) receives the tube (60) with the head (64) adjacent the distal end (86S). A second lumen (90) formed in the body (86) spaced from the first lumen (88) comprises different proximal and distal regions (92,94). The proximal region (92) extends from an inlet (96) for fluid communication with the source (68), to a transition (98). The distal region (94) is spaced out of fluid communication with the first lumen (88) and extends from the transition (98) to an outlet (100) to direct fluid adjacent to the head (64).
An elongate embolectomy device having a radially constrained configuration and a radially expanded configuration, the embolectomy device being formed out of a plurality of elongate clot engaging structures, each clot engaging structure comprising a plurality of interconnected struts forming an open cell pattern, wherein, when the embolectomy device is in the radially expanded configuration, the clot engaging structures each have a semi-tubular arcuate profile, including a convex face and an concave face facing opposite the convex face, extending along a length of the embolectomy device, the clot engaging structures being longitudinally disposed relative to each other such that the concave faces are facing radially outward, and the convex surfaces are facing radially inward, respectively, relative to a longitudinal axis of the embolectomy device.
The invention relates to an orthopedic locking screw, an orthopedic locking system, and a method for manufacturing an orthopedic locking screw. The orthopedic locking screw may be used for locking an intramedullary nail. The orthopedic locking screw comprises a screw shaft. The screw shaft comprises a recess. The recess extends at least partially along a longitudinal axis of the screw shaft. The recess extends at least partially along a chord of a cross section of the screw shaft. A surface of a circular segment comprising the chord is at least partially provided with a threaded portion.
A tip (70) for attachment to a handpiece (50) capable of causing the tip to go into ultrasonic vibrations. The tip has a shaft (71) from which a head (86) extends. Teeth extend from the head. At least the teeth have a case hardened outer layer (94). The case hardened outer layer (94) reduces the wearing of the teeth (88) when the teeth are vibrated against hard tissue.
The present invention relates to systems and methods for accessing the spine to place implants. In one embodiment, a system includes an adjustable rod structure having four rods radially surrounding a probe, a ring and a retractor. The adjustable rod structure is configured to have a closed and open profile controlled by the retractor such that the open profile creates a space between rods of the structure. The ring is configured to be placed within retracted rods to maintain the open profile after retraction. In a method embodiment, the adjustable rod structure is inserted through a percutaneous incision in the closed position until it reaches a target site. The retractor is then attached to the rods and used to retract the rods. The probe is then removed from within an opening created and a ring is advanced into the opening to hold the rods in place.
A method and a corresponding system are provided. The method comprises steps of providing 2D images and subsequently detecting outlines of a primary structure in each of the images. A visual representation of the 2D images is generated and the 2D images are then arranged as 2D slices in a 3D visual representation. To this end, at least two of the 2D images are taken at different imaging angles. The method provides a 3D visual representation of a region of interest comprising a primary structure to support a spatial sense of a user.
A method comprises providing a current state image and at least one reference image, taken from a similar angle range. The image and the at least one reference image are superimposed and a visual representation visualizing the relation between the image and the reference image is provided in order to track displacements of the bone during subsequent operation steps. A system is provided which can use the image data to track displacements and determine deviation from a current state of the elements in question to a target state.
A cutting assembly for a surgical instrument. A tube assembly includes an outer tube having an outer cutting window, and an inner tube coaxially disposed within and rotatable relative to the outer tube. The inner tube includes an inner cutting window such that the inner and outer cutting windows define a cutting window of the tube assembly. A portion of the inner tube distal a proximal boundary of the cutting window may define a distal region of the inner tube. A projection is within a lumen of the inner tube with at least a portion of the projection disposed within the distal region. The projection may be an insert. The projection occupies a volume of the distal region and/or reduces a cross-sectional area of the lumen distal to the proximal boundary. The projection reduces the size of material removed through the cutting window to reduce clogging of the tube assembly.
The invention relates to a storage assembly for at least a medical device, an insert and tray assembly comprising such storage assembly, and a manufacturing method for such storage assembly. The storage assembly comprises a sheet material. The sheet material comprises at least a recess in a planar portion of the sheet metal and at least a holding structure. The recess is configured to surround the medical device to be stored. The holding structure protrudes into the direction of the recess and is bent out of the sheet material planar portion to extend below the sheet material planar portion, so that the holding structure is configured to hold the medical device to be received from above relative to the sheet material planar portion.
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 17/06 - NeedlesHolders or packages for needles or suture materials
A61B 50/00 - Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
A61B 50/20 - Holders specially adapted for surgical or diagnostic appliances or instruments
A61B 50/30 - Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
The invention relates to a bone screw and a method for locking a bone screw into a bore. The bore can be provided in e.g. an implant, a plate, a nail or the like. The bone screw comprises a head portion with a first axis, a proximal shaft portion with a second axis, and a distal shaft portion with a third axis. The first axis is a center axis extending in a longitudinal direction of the head portion, the second axis is a center axis extending in a longitudinal direction of the proximal shaft portion, and the third axis is a center axis extending in a longitudinal direction of the distal shaft portion. The first and third axes are aligned to each other. The second axis is displaced relative to the first and third axes.
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
The invention relates to a bone screw system, an implant system and a method of locking a bone screw system into a bore. The bone screw system comprises a bone screw and a washer. The screw comprises a screw head and a screw shaft. The washer comprises a washer bore. A diameter of the washer bore is larger than an outer diameter of the screw shaft. This allows a displacement of the screw shaft within the washer bore. The diameter of the washer bore is smaller than an outer diameter of the screw head. This prevents the screw head from moving through the washer bore. The screw and the washer comprise each an engagement portion for an engagement with each other. At least one of these engagement portions comprises an inclined surface. The inclined surface is configured to force the screw shaft sideward upon screwing in of the screw so that a longitudinal axis of the screw is tilted relative to the axis of the washer bore.
A braided vaso-occlusive member formed out of first plurality of filaments interwoven with a second plurality of filaments, wherein filaments of the first plurality are helically wound in a first rotational direction along an elongate axis of the braided member, and filaments of the second plurality are wound in a second rotational direction opposite the first rotational direction, such that filaments of the first plurality cross over and/or under filaments of the second plurality at each of a plurality cross-over locations axially spaced along the elongate axis of the braided member, wherein at each cross-over location, the filaments of the first plurality cross over at least two consecutive filaments of the second plurality, then cross under only a single filament of the second plurality, and then cross over at least two additional consecutive filaments of the second plurality.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
B21F 45/00 - Wire-working in the manufacture of other particular articles
35.
CANNULA LOCK WITH A BRAKE THAT ROTATES AND ANCHORS THAT DEPLOY INTO THE BONE AGAINST WHICH THE CANNULA LOCK IS SET
A cannula lock for holding a medical device static in a select orientation relative to tissue. The cannula lock includes a shell with anchors. The anchors are deployed to the hold the shell static to the tissue. A pivoting brake (95) is disposed in the shell. The brake holds the medical device. When the orientation of the brake, by extension, the orientation of the device is established, the brake is set. The brake is set by expanding the brake (95) outwardly against the inner surfaces of the shell so as to hold the brake and medical device in the select orientation.
A61B 90/11 - 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
F16C 11/06 - Ball-jointsOther joints having more than one degree of angular freedom, i.e. universal joints
A reciprocating saw blade (60) with plural teeth (80) that extend away from the longitudinal axis of the blade. At least one tooth is formed to have a base (82) located adjacent the body (62) of the tooth and a head that extends outwardly from the base. The head defines an outer section of the rake surface (84) the cutting edge (86) and the clearance surface of the tooth. A step surface (90) extends distally forward from an inner end of the rake surface. Consequently between the cutting edges of the teeth there is a receiving void (104) and a chip catchment (108). An opening (106) from the receiving void to the chip catchment is smaller in width than the maximum width of the chip catchment.
A cutting assembly for a surgical instrument. The cutting assembly comprises a tube assembly having an inner tube adapted to be rotated by a drive assembly, and an outer tube disposed over the inner tube. An aperture within each of the inner and outer tubes may define a cutting window adapted to be applied to a surgical site of a patient. A grip is coupled to the tube assembly and configured to be engaged by a hand of a user. A manually movable member for rotating the outer tube may be provided and rotated with an index finger or a thumb of the hand while the grip is engaged by a web of the hand. A web portion of the grip may be engaged by the web of the hand without being engaged by a palm of the hand. Methods of gripping a cutting assembly are also disclosed.
A surgical saw blade cartridge that includes a static bar (62) adapted to be secured to a saw, a blade (150) that is moveably attached to the bar and a drive link (130) that oscillates the blade. The bar also includes a feature (82, 84) that extends forward of the blade. The feature is positioned to abut tissue adjacent the tissue against which the blade is pressed so as to limit the movement of the bar and blade relative to the tissue.
A flat embolic braid (10) having a first side comprising a first side surface (14), and a second side comprising a second side surface (16) facing in an opposite direction than the first side surface, the braid having an elongated constrained configuration for being deployed through a delivery catheter, and a three-dimensional unconstrained configuration, wherein in the three-dimensional unconstrained configuration, the braid assumes a plurality of successive loops (12) in which the braid is at least partially twisted between successive loops of the plurality, so that the first side surface faces externally of each loop, and the second side surface faces an interior of each loop, respectively, regardless of a change in direction and/or orientation of the braid.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
40.
SURGICAL SAGITTAL SAW BLADE WITH STOP TEETH THAT ARE INTERLEAVED WITH THE BLADE CUTTING TEETH
A surgical saw blade with cutting teeth (78, 94) that extend forward from the blade body. At least one stop (86) also extends forward from the blade body. The stop tooth is formed with a face (88) that in located inward of the adjacent cutting tooth. The face of the stop tooth is shaped to limit the extent the adjacent cutting tooth can be pressed into the tissue against which the blade pressed.
A surgical blade cartridge (80) that includes a blade bar (82) in which a rack (112) is moveably mounted. Teeth (126) extend outwardly from the portion of the rack disposed outside of the bar. The blade bar and rack are formed with a complementary static member (106) and a slot (120) such that the static member seats in the slot so as to retain the rack in the bar and allow the rack to move reciprocate linearly
A vaso-occlusive treatment system includes a delivery assembly; and a vaso-occlusive device detachably coupled to the delivery assembly by a delivery assembly junction. The vaso-occlusive device includes a braided portion formed out of one or more composite wires, a coiled portion coupled to the braided portion, and an intra-device junction coupling the braided portion to the coiled portion. Each composite wire includes a core made from a core metallic material, and an external layer made from an external metallic material different from the core metallic material. One of the core and the external layer has a greater radiopacity and a lesser stiffness, respectively, than the other one of the core and the external layer.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
An intramedullary nail is suggested comprising a nail shaft with a lateral recess, with an expansion element being arranged in that recess, and an adjustment screw for adjusting the position and orientation of the expansion element relative to the nail shaft. A threaded bore may be formed in the nail shaft, wherein the threaded bore extends through the nail shaft and into the recess and is adapted to receive the adjustment screw.
An orthopedic locking screw (12; 52; 62) is configured to be retained inside a bore (14) of an orthopedic implant (16). The orthopedic locking screw (12; 52; 62) includes a shaft (18) extending axially, a casing (26) secured around an outer surface of the shaft (18), a deformable thread (32) disposed along an outer surface of the casing (26), and a forward external thread (34) disposed on the shaft (18). The forward external thread (34) has a pitch that is different from a pitch of the deformable thread (32) of the casing (26). Further, an orthopedic locking screw (62) is provided, wherein projections (64) and the casing (26) are alternately arranged on the outer surface of the shaft (18). Methods of securing an orthopedic screw (12; 52; 62) in a bore (14) of an orthopedic implant (16) are also provided.
A computer program element and a device are provided for processing a 2D projection image generated during a procedure of fracture treatment of a bone. The computer program element comprises sets of instructions for detecting the reference body (640, 641, 642, 643) in the 2D projection image, detecting at least one element out of the group consisting of an instrument, an implant (20) and an anatomical structure (500) in the 2D projection image, and identifying a current state of the element, determining a state of progress of the procedure of fracture treatment, and providing information regarding steps to be performed next.
A61B 17/56 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor
A61B 17/58 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
A clot removal device comprising a clot engaging structure comprising a plurality of interconnected struts forming an open cell pattern, the clot engaging structure having a radially constrained configuration and a radially expanded configuration, wherein when the clot engaging structure is in the radially expanded configuration, a first portion of the clot engaging structure is rolled about itself in a clockwise direction to form a first barrel, and a second portion of the clot engaging structure is rolled about itself in a counter-clockwise direction to form a second barrel that extends in a side-by-side configuration with the first barrel.
An embolectomy device (112) includes a clot engaging structure comprising a plurality of interconnected struts (124) forming an open cell structure having an inner lumen, wherein the clot engaging structure is biased to expand or otherwise expandable from a radially constrained configuration to a radially expanded configuration when released from a delivery catheter into a blood vessel; and a support structure (200) positioned within the inner lumen of the clot engaging structure, the support structure (200) comprising a plurality of connectors (230) connected to respective struts (124) of the clot engaging structure, wherein the support structure (200) connectors are biased to move or otherwise movable from a radially constrained configuration to a radially expanded configuration to thereby cause or otherwise assist and/or facilitate and maintain expansion of the open cell clot engaging structure.
An embolectomy device (112) includes a clot engaging structure comprising a plurality of interconnected struts (124) forming an open cell structure, and further includes an attachment structure (200) configured to advance and retract the clot engaging structure out of, and back into, respectively, the open distal end of a delivery catheter, the attachment structure (200) comprising an elongated support member (240) attached to one or more struts of the clot engaging structure only at locations (245) on each of the respective one or more struts that are distal of a proximal end of the clot engaging structure.
An ultrasonic tip (16, 116) and surgical instrument (10, 110) with the ultrasonic tip (16, 116) for use on a patient includes a head portion (32, 132) adapted to be coupled to a shaft (12, 112) to be applied to a surgical site of a patient, the head portion (32, 132) extending axially along an axial axis (37, 137) to a distal end (38, 138), the distal end (38, 138) having a cutting edge with a positive rake angle relative to the axial axis (37, 137) for cutting tissue at the surgical site of the patient.
An implant system (10) for use in orthopaedic surgery for fixation of bone includes an intramedullary nail (12) and a coupling member (38). The intramedullary nail includes a proximal portion (18) defining a longitudinal axis (30). The proximal portion includes an axial bore (32) defining an axis (62) substantially parallel to the longitudinal axis of the proximal portion and a transverse bore (24) configured to receive a bone fastener (14). The coupling member includes a through hole (44) and is movably arranged within the axial bore of the proximal portion. Further, the coupling member includes a drive portion (40) and a bone fastener engagement portion (42). The drive portion is in one variant non-rotatably coupled to the bone fastener engagement portion. The bone fastener engagement portion is configured to engage the bone fastener penetrating the transverse bore. In one variant the engagement is realized via an extended contact region (52).
A vaso-occlusion system for occluding an aneurysm includes a delivery catheter having a delivery lumen extending therethrough, a pusher member at least partially extending through the delivery lumen, and a vaso-occlusive device loaded within the delivery lumen, the vaso-occlusive device comprising an expandable braid formed out of a plurality of elongate braid filaments, the elongate braid elements having respective proximal end portions that are formed into a flexible transition section having a proximal end portion attached to a distal end of the pusher member and/or to an elongate central member coupled to, and extending distally of, the pusher member.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
52.
SURGICAL SAGITTAL BLADE CARTRIDGE WITH A REINFORCED GUIDE BAR
A surgical sagittal saw cartridge (60) that includes a guide bar (62) formed form an inner plate (76) and opposed outer plates (64, 102), the inner plate having a head (95). The cartridge has a blade (136) that is disposed against the head of the inner plate. The inner plate is formed to have an inner tine (86) and two opposed outer tines (80, 99). The inner tine is formed to define the head against which the blade is disposed. The outer tines extend forward of the inner tine so as to define a space between the outer tines in which the blade is seated. Reciprocation of drive links (112) disposed between the inner and outer tines to connect the blade to a saw drive element (50) results in pivoting of the blade around the head.
A system (100) for manufacturing a catheter includes at least first and second controllable rate material feeders (32,34,36) that feed at least first and second materials ( 41,43) into a temperature-controlled mixer (50) to form a compound material that varies in flexibility and/or strength with the respective first and second materials (41,43) and material feed rates. An extruder (55) extrudes the compound material onto a rotating and translating mandrel (60) to thereby form a variable stiffness profile along a length of the catheter that depends on respective rates of rotation and translation of the mandrel (60).
An embolectomy device includes a tubular body having a plurality of interconnected primary struts that define a plurality of openings when the tubular body is in a radially expanded deployed configuration, and a plurality of secondary struts connected to the primary struts that move from being aligned with the primary struts to a non-aligned configuration in which the secondary struts extend at least partially into and/or across the openings, to thereby ensnare or encapsulate a vascular obstruction within the primary and secondary struts after the tubular body is deployed proximate the obstruction and allowed to expand into or through the obstruction.
Bone harvesting tools and methods of use thereof are disclosed. In an embodiment, the tool comprises a chamber (20) having a first aperture (30), a second aperture (32), an internal cavity (21), and a suction source (50) fluidly connected with the chamber (20). The suction source (50) is effective to generate negative pressure within the internal cavity (21) of the chamber (20). The tool also has a reamer (60) having a reaming portion, the reamer (60) being sized to extend through the first and second apertures (30, 32) of the chamber (20), wherein the reamer (60) is movable relative to the chamber (20). Additionally, the tool includes a storage container (41) fluidly connected to the internal cavity (21) of the chamber (20) and effective to receive bone and/or cellular material extracted from the patient, the bone and/or cellular material being extracted during reaming a bone of the patient with the reamer (60).
A condylar fracture fixation system for use with an intramedullary nail includes a longitudinally extending rod (10) having first and second ends (12, 14), each end having outwardly extending threads or ridges. The rod (10) extends along a first longitudinal axis which extends in a medial-lateral direction in use. A first and second nut (30) is provided each nut having first and second ends. The second end of each nut (30) having an opening formed by a plurality of resilient legs (40) for respectively receiving the first and second ends of the rod. The second end of the first and second nuts include ridges or threads (44) extending into the opening in each nut. The inwardly (44) extending ridges of nuts respectively engaging the outwardly extending threads or ridges (12) of the rod. A flexible washer (34) is connected to the first end of each nut.
A saw (40) and complementary blade (140). The blade has lock teeth (150) that are more ductile than the cutting teeth (158). The saw coupling assembly has an anvil (70) and a press (102). The saw coupling assembly holds the blade to the saw by compressing the saw lock teeth between the anvil and the press so as to result in the deforming of the lock teeth.
B23D 51/10 - Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular partsCarrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for mounting straight saw blades or other tools for hand-held or hand-operated devices
B27B 19/00 - Other reciprocating saws with power driveFret-saws
A61B 17/00 - Surgical instruments, devices or methods
58.
APPARATUS AND METHODS FOR ADMINISTERING TREATMENT WITHIN A BODILY DUCT OF A PATIENT
Apparatus and methods for administering treatment within a bodily duct of a patient. According to one implementation a treatment catheter having an expandable structure disposed at an end thereof is provided that includes an elongate hollow shaft having a one or more first through holes and one or more second through holes spaced axial apart, the one or more first through holes residing beneath the expandable structure. A sleeve positioned along an outer surface of the hollow shaft is moveable between first and second axial positions to respectively permit or inhibit the flow of a treatment agent through the one or more second through holes into the bodily duct. An elongate wire having a seal unit is positioned within an inner lumen of the hollow shaft. The seal unit is moveable between first and second axial positions to respectively permit or inhibit the flow of an inflation medium between a cavity of the expandable structure and the inner lumen of the hollow shaft through the one or more first through holes.
A method of manufacturing a tubular medical implant, such as a stent, includes introducing a liquid polymer material into an axial lumen of an elongate metal tube, the metal tube having an inner wall defining the lumen; allowing the polymer material to solidify within the metal tube lumen, the solidified polymer forming a high friction surface in contact with the inner wall of the metal tube; securing the metal tube, including the solidified polymer material therein, to a collet of a laser etching system; and laser etching a predetermined pattern of openings in the metal tube.
A bodily duct obstruction retrieval device that includes a self-expandable member that is capable of transitioning between unexpanded and expanded states. According to some implementations the inner wall surface of the self-expandable member has one or more features protruding therefrom that are adapted to engage the obstruction as the self-expandable member transition from the expanded state toward the unexpanded state. According to other implementations the outer wall surface of the self-expandable member also has one or more features protruding therefrom that are adapted to engage the obstruction as the self-expandable member transition from the unexpanded state toward the expanded state.
A surgical tool (50) with a bendable shaft (190). At least one inelastic cable (280) and at least one elastic cable (288) extend along the shaft. The shaft moves relative to the body (80) to which the shaft is attached. When the shaft is so displaced, the shat bends around the inelastic cable. The inelastic and elastic cables cooperate to hold the bendable section (224) of the shaft in compression so the bendable section of the shaft resists deformation.
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
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
A61B 17/00 - Surgical instruments, devices or methods
62.
POWERED SURGICAL TOOL SYSTEM INCLUDING A CUTTING ACCESSORY WITH A ROTATING SHAFT AND A NOSE CAPABLE OF COOLING THE SHAFT
A surgical tool (30) that includes a nose (82) through which a cutting accessory (120) extends. The nose is formed with a groove (96) through which irrigating fluid is flowed. The groove has a helical shape such that as the groove extends longitudinally along the nose, the groove curves around the nose and the cutting accessory disposed in the nose.
A vaso-occlusive device is constructed out of dissimilar metallic materials that are in contact or otherwise in close proximity with one another, thereby causing the device to undergo galvanic corrosion when exposed to an electrolytic medium, such as blood or other body fluid, wherein one of the dissimilar metallic materials is zirconium or zirconium alloy to create a corrosive product including zirconia having a relatively high hardness, a relatively high fracture toughness, and a relatively high stability when the device is implanted in a vasculature site, such as an aneurysm.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A surgical bur (30) with a head (42) that defined a single flute. The flute has a rake surface with a cutting edge (46) and an opposed recess edge (54). The cutting edge is spaced further from axis (34) of shaft (32) of the bur than the recess edge. The rake surface is typically planar.
A combination of an implant (100) like a bone screw together with an augmentation sleeve (200) is suggested. The bone screw may comprise a trailing end portion with a plurality of lateral bores (120). The augmentation sleeve may comprise a leading end portion which is adapted to be coupled to the trailing end portion of the bone screw, and a lateral opening (220) at the leading end. The augmentation sleeve may be adapted to guide an augmentation tool to the trailing end portion of the bone screw and to the leading end portion of the augmentation sleeve so that the trailing end portion of the bone screw may be augmented by pressing augmentation material through the plurality of lateral bores at the trailing end portion of the bone screw and further through the lateral opening of the augmentation sleeve into the bone at the trailing end of the bone screw, or other implant. After the augmentation of the trailing end portion of the bone screw, the augmentation sleeve may be removed.
A vascular access system includes a catheter having an inner lumen in communication with an open distal end; a guidewire at least partially positioned in the catheter lumen and extending out the open distal end thereof, respective proximal and distal stops secured to the guidewire; and a centering device slidably mounted on the guidewire such that the centering device may freely within the catheter lumen relative to the guidewire between the proximal and distal stops, wherein the centering device substantially aligns a longitudinal axis of the catheter with a longitudinal axis of the guidewire proximate the centering device.
A tubular support member located in a distal portion of an elongate flexible medical device is provided with a plurality of wall openings, e.g., axially-spaced, substantially transverse slots, formed therein to thereby increase a flexibility of the support member. A layer of sealing material overlays an outer surface the support member so as to provide a sealed portion of the support member including the wall openings, the sealing material having respective flexible invaginations formed therein overlaying the wall openings in the support member so that the sealing material does not substantially impede flexibility of the support member.
An end cap is provided comprising a head with a tool engagement portion and a shaft with a tip, wherein the shaft comprises a threaded conical portion starting from the tip and extending in a direction to the head. The thread may be provided with a constant pitch, i.e. with a constant distance between the turns of the thread. (Figure 3b)
An end cap is provided comprising a head with a tool engagement portion and a shaft with a tip, wherein the shaft comprises a threaded conical portion starting from the tip and extending in a direction to the head. The thread may be provided with a constant pitch, i.e. with a constant distance between the turns of the thread.
Vaso-occlusive apparatuses, including implants, and methods of using them to treat aneurysms. For example, described herein are expandable vaso-occlusive implants that include one or more soft and expandable braided member coupled to a pushable member such as a coil that maybe inserted and retrieved from within an aneurism using a delivery catheter. In particular, the expandable implants described herein are configured to allow relatively soft and elongate implants to be pushed out of a cannula without binding up within the cannula.
An orthopedic locking screw is be configured to be retained inside the bore of an orthopedic implant provided as part of an orthopedic fastening system. The orthopedic locking screw includes a shaft extending axially, a drive member, and a casing secured around an outer surface of the shaft. The casing is formed of a plastically deformable material. The casing has an outer cross-sectional width that is larger than a cross-sectional width of the shaft adjacent the casing. When operably disposed in the bore, an axial and/or radial press-fit pressure is formed between the casing and the bore. A method of securing an orthopedic screw in a bore of an orthopedic implant is provided, in which the shaft is rotated to operably engage the casing to the bore to achieving a deformable press-fit of the casing against the bore.
An implantable medical device includes a structural element having a core layer or region of radiolucent material; a layer of radiopaque material overlaying the core layer or region of radiolucent material; and an outer layer of radiolucent material overlaying the layer of radiopaque material, the outer layer of radiolucent material having a same or greater hardness as the layer of radiopaque material.
A tubular implant delivery system includes a delivery catheter having a distal marker and a proximal marker; and a tubular implant loaded in the delivery catheter, the tubular implant having a delivery length when in a collapsed, delivery configuration, and an implanted length shorter than the delivery length when in an expanded, implanted configuration, wherein a distance between the proximal marker and the distal marker on the delivery catheter is based upon a nominal implanted length of the tubular implant.
An implant delivery system (10) including a catheter (60) having a delivery lumen (66); a pusher member (30) slidably disposed in the catheter delivery lumen; a retaining member (50) coupled to a distal end portion of the pusher member, the retaining member configured to retain an expandable implant in a collapsed configuration on the pusher member for delivery of the implant through the catheter delivery lumen; and an expandable actuator (40) coupled to the distal end portion of the pusher member and operatively associated with the retaining member, wherein expansion of the actuator causes the retaining member to disengage from an implant (20) carried on the pusher member, to thereby allow the implant to expand from the collapsed configuration.
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
An intramedullary autograft harvesting instrument (100) includes a cutting rod (10) having a body (13) and a cutting head (14), a harvesting member (20) configured to be disposed about the body (13) of the cutting rod (10), and an outer tube (30) configured to be disposed about the harvesting member (20). A method of using the instrument (100) transports harvested tissue from an intramedullary canal.
A method and a device are provided, for measuring an actual length of a fractured bone based on 2D fluoroscopic images of proximal and distal sections of the bone, each of the images including a reference body. Based on the images, a spatial position of a first end point and a spatial position of a second end point are determined, taking into account dimensions taken from a bone model of a bone corresponding to the imaged bone and the spatial positions of the reference bodies. The actual length of the fractured bone is defined as the distance between the two end points.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
Methods of extracting bone and/or cellular material from a patient for possible use in a later surgical procedure, which involves that patient or even a different patient, are provided. An embodiment of the method generally comprises extracting bone and/or cellular material from a patient undergoing a routine surgical procedure, saving the material, and then sending it to a storage, separation, and processing facility (e.g., a "biobank") for use in a later surgical procedure involving that patient, or a different patient. The material may be cancellous bone, cortical bone chips, or bone marrow. The extracted bone and/or cellular material can be processed at the biobank and used in a multitude of different medical procedures (e.g., as an allograft infused with stem cells for use in a fusion procedure).
A stent having a compressed delivery configuration, an expanded configuration for implantation in a body lumen, a central body portion having a first plurality of struts, and an end portion having a second plurality of struts, wherein the first plurality of struts defines a central body pattern having a first axial stiffness, and the second plurality of struts defines an open cell configuration having a second axial stiffness greater than the first axial stiffness, the second axial stiffness sufficient to resist more than about 5% radial expansion of the end portion from the delivery configuration so long as at least about 20% of a length of the first end portion is radially constrained in the delivery configuration.
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/962 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
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
A vaso-occlusive device (10) is formed from an elongate strand of material (16) wound by a winding process into a helical coil having a length, wherein one or more discrete sections (14) of the coil along its length were subjected to less mechanical stress or strain than a remainder (12) of the coil during the winding process, such that each of the one or more discrete sections has a lower stiffness and greater flexibility than a respective stiffness and flexibility of the remainder of the coil, and such that each of the discrete one or more sections acts as a bending location along the length of the coil when the coil is delivered into an aneurysm.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
An orthopedic jig and pins therefore are disclosed that allow the pins to be pre-loaded into apertures through the jig before the jig is positioned at a desired location with respect to a bone during an orthopedic surgical procedure. At least one of the pin and/or jig includes a retention mechanism whereby the pin can be inserted into the bore and releasably restrained therein until the jig is place is the selected position and the pins driven into the bone.
A61B 17/58 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
A method of manufacturing an implant for use in a surgical procedure, a corresponding implant and the use thereof during the incorporation of a substance is presented. Specifically anodized and blasted titanium implant substrates are provided with a hydroxyapatite (HA) coating for incorporating for example a therapeutic agent. In particular, an anodizing procedure by an electrolytic process in an alkaline liquid is carried out. Moreover, blasting of the anodized titanium implant substrate is carried out by the presented method. The HA coating can be in the range of 1 to 5 µm, particularly in the range of 1 to 3 µm. A local delivery of the active pharmaceutical ingredient is achieved by the implant of the present invention. Moreover, the implant allows for the removal of the implant without damaging surrounding tissue or a bone. Moreover, the HA coating is provided to the substrate such that enhanced fixation as measured by pull-out force is achieved whilst having a relatively low removal torque. The HA coating and drug incorporation may be carried out sequentially but also co-precipitation approach can be used.
A technique for determining a transformation between a navigation reference coordinate system (302) for navigation of a surgical device (150) relative to patient image data and an image coordinate system (304) in which the patient image data define a shape of a patient surface is provided. A computer-implemented method implementation of that technique comprises receiving multiple data sets that have been taken from different perspectives of the patient surface. Feature coordinates of multiple features (170) identifiable in the picture data sets are determined from the picture data sets and in the navigation reference coordinate system (302). From the feature coordinates, a shape model of the patient surface in the navigation reference coordinate system (302) is determined. Then, surface matching between the shape model and the shape of the patient surface defined by the patient image data is applied to determine the transformation (T1) between the navigation reference coordinate system (302) and the image coordinate system (304).
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A vaso-occlusive delivery system (10) includes a vaso-occlusive coil (300), delivery wire assembly (200), and a link (500). The vaso-occlusive coil defines a coil lumen (306) and has first and second coil windings (308) defining a coil opening (314) therebetween. The delivery wire assembly defines a delivery wire lumen (212), and includes an electrolytic detachment zone (260), a delivery wire conduit (214), and a delivery wire (252) attached to the delivery wire conduit and extending through the delivery wire lumen distal of the delivery wire conduit. The link defines a link lumen (510) and has link body (506) including a proximal end of the link body defines an link opening (512) in communication with the link lumen and a distal end of the link body includes a link detent (514) extending radially from the link body, through the coil opening, securing the link body and the delivery wire assembly to the vaso-occlusive coil.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A61B 17/00 - Surgical instruments, devices or methods
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A vaso-occlusive device delivery assembly includes a pusher assembly (200) having a proximal end, a distal end, and a pusher lumen (212) extending therebetween; a vaso-occlusive device (300); and a tubular member (238) mechanically connecting the pusher assembly to the vaso-occlusive device, the tubular member having a proximal end, a distal end, a tube lumen extending therebetween, and a detach zone (244), wherein the proximal end of the tubular member extends into the pusher assembly lumen at the distal end of the pusher assembly. A heat generating member (210) is disposed in the tube lumen, such that, when activated, the heat generating member generates heat that melts or otherwise thermally degrades the tubular member at the detach zone, thereby detaching the vaso- occlusive device from the pusher assembly.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A vaso-occlusive device delivery assembly includes a pusher assembly having proximal and distal ends, a conductive sacrificial link disposed at the distal end of the pusher assembly, and a vaso-occlusive device secured to the pusher assembly by the sacrificial link. The pusher assembly includes first and second conductors extending between the proximal and distal ends thereof. The sacrificial link is electrically coupled between the first and second conductors, such that the first conductor, sacrificial link and second conductor form an electrical circuit, and, when a disintegration current is applied through the sacrificial link through the first and second conductors, the sacrificial link thermally disintegrates, thereby releasing the attachment member and vaso-occlusive device from the pusher assembly.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
A vaso-occlusive device delivery assembly includes a pusher assembly (200) and a vaso-occlusive device (300) detachably coupled to the pusher assembly by an attachment member (310) is frictionally secured within a lumen (212) of the pusher assembly. A heat generating member (210) is disposed in the pusher assembly lumen, along with a pressure generating material (226), such that, when heat is generated by the heat generative device, the pressure generating material increases a pressure in the pusher assembly lumen, thereby dislodging the attachment member from the pusher assembly and detaching the vaso-occlusive device from the pusher assembly.
A61B 17/12 - Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
87.
METHOD OF MANUFACTURING A VARIABLY REINFORCED ELONGATE MEDICAL DEVICE
STRYKER EUROPEAN HOLDINGS I, LLC, a limited liability company incorporated under the laws of the State of Delaware, having its principal place of business at 2825 Airview Boulevard, Kalamazoo, MI 49002, United States of America, acting in its capacity as sole general partner of Stryker, European Technologies C.V., a limited partnership established under the law of the Netherlands ("commanditaire vennootschap"), having its principal place of business at (USA)
Inventor
Porter, Stephen
Abstract
A method of making a variably reinforced elongate medical device includes braiding a reinforcing sleeve from a first strand including a first material and a second strand including a second material, exposing a portion of the braided reinforcing sleeve to a selected environmental stimulus or contacting the portion of the braided reinforcing sleeve with a selected substance, to thereby substantially modify the first strand in the respective exposed or contacted portion, and removing the substantially modified first strand from the respective exposed or contacted portion of the braided reinforcing sleeve, while the second strand is retained in the respective exposed or contacted portion.
The invention is directed a hemostatic foam, to a process for preparing a biodegradable hemostatic foam, and to the use of said foam. The hemostatic foam comprises a blend of a chitosan hemostatic agent and a polymer, which polymer provides the foam with a porosity of 85-99% and a foam density of 0.01-0.2 g/cm3.
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
Goods & Services
Cameras, video cameras and camera systems composed of cameras and control units integrated into or used with surgical lights, patient examination lights and operation theater lights Operating and surgical tables; suspension systems composed of ceiling mounts, horizontal arms, spring arms, adaptors, brackets and carrier arms specially adapted for use in operating rooms to support medical lights, booms, flat panel display screens, cameras and video cameras all used during medical procedures; medical lights, namely, surgical lights, patient examination lights and operation theater lights in the nature of lights for illuminating operating rooms, and component parts for each of the foregoing
41 - Education, entertainment, sporting and cultural services
Goods & Services
Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth; Orthopedic articles; Suture materials; Abdominal belts; Abdominal corsets; Abdominal pads; Acupuncture needles; Aerosol dispensers for medical purposes; Air cushions for medical purposes; Air mattresses, for medical purposes; Air pillows for medical purposes; Ambulance stretchers; Anaesthetic apparatus; Anaesthetic masks; Arch supports for footwear; Armchairs for medical or dental purposes; Artificial breasts; Artificial eyes; Artificial jaws; Artificial limbs; Artificial respiration (Apparatus for -); Artificial skin for surgical purposes; Artificial teeth; Babies' bottles; Balling guns; Bandages, elastic; Basins for medical purposes; Bed pans; Bed vibrators; Beds, specially made for medical purposes; Belts, electric, for medical purposes; Belts for medical purposes; Blankets, electric, for medical purposes; Blood testing apparatus; Body cavities (Appliances for washing -); Boots for medical purposes; Bougies [surgery]; Breast pumps; Brushes for cleaning body cavities; Burs (Dental -); Cannulae; Cases fitted for medical instruments; Cases fitted for use by surgeons and doctors; Castrating pincers; Catgut; Catheters; Cattle (Obstetric apparatus for -); Childbirth mattresses; Clips, surgical; Clothing especially for operating rooms; Commode chairs; Compressors [surgical]; Condoms; Containers especially made for medical waste; Contraceptives, non-chemical; Corn knives; Corsets for medical purposes; Crutches; Cupping glasses; Cushions for medical purposes; Cutlery [surgical]; Deafness (Apparatus for the treatment of -); Defibrillators; Dental apparatus; Dental apparatus, electric; Dentists' armchairs; Dentures; Diagnostic apparatus for medical purposes; Dialyzers; Douche bags; Drainage tubes for medical purposes; Draw-sheets for sick beds; Dropper bottles for medical purposes; Droppers for medical purposes; Ear picks; Ear plugs [ear protection devices]; Ear trumpets; Elastic stockings for surgical purposes; Electric acupuncture instruments; Electrocardiographs; Electrodes for medical use; Enema apparatus for medical purposes; Esthetic massage apparatus; Feeding bottle teats; Feeding bottle valves; Filters for ultraviolet rays, for medical purposes; Finger guards for medical purposes; Fleams; Forceps; Fumigation apparatus for medical purposes; Furniture especially made for medical purposes; Galvanic belts for medical purposes; Galvanic therapeutic appliances; Gastroscopes; Gloves for massage; Gloves for medical purposes; Hair prostheses; Hearing aids for the deaf; Hearing protectors; Heart pacemakers; Hematimeters; Hot air therapeutic apparatus; Hot air vibrators for medical purposes; Hypodermic syringes; Hypogastric belts; Ice bags for medical purposes; Incontinence sheets; Incubators for babies; Incubators for medical purposes; Inhalers; Injectors for medical purposes; Instrument cases for use by surgeons and doctors; Insufflators; Invalids' hoists; Knee bandages, orthopedic; Knives for surgical purposes; Lamps for medical purposes; Lasers for medical purposes; Lenses [intraocular prostheses] for surgical implantation; Love dolls [sex dolls]; Masks for use by medical personnel; Massage apparatus; Maternity belts; Medical apparatus and instruments; Medical guidewires; Microdermabrasion apparatus; Mirrors for dentists; Mirrors for surgeons; Needles for medical purposes; Nursing appliances; Obstetric apparatus; Operating tables; Ophthalmometers; Opthalmoscopes; Orthodontic appliances; Orthopedic articles; Orthopedic belts; Orthopedic footwear [shoes]; Orthopedic soles; Pads (Heating -), electric, for medical purposes; Pads [pouches] for preventing pressure sores on patient bodies; Pessaries; Physical exercise apparatus, for medical purposes; Physiotherapy apparatus; Pins for artificial teeth; Plaster bandages for orthopaedic purposes [casts (Am)]; Probes for medical purposes; Protection devices against X-rays, for medical purposes; Pulse meters; Pumps for medical purposes; Quartz lamps for medical purposes; Radiological apparatus for medical purposes; Radiology screens for medical purposes; Radiotherapy apparatus; Radium tubes for medical purposes; Receptacles for applying medicines; Rehabilitation apparatus (Body -) for medical purposes; Respirators for artificial respiration; Resuscitation apparatus; Saws for surgical purposes; Scalpels; Scissors for surgery; Slings [supporting bandages]; Soporific pillows for insomnia; Sphygmomanometers; Spirometers [medical apparatus]; Spittoons for medical purposes; Splints, surgical; Sponges (Surgical -); Spoons for administering medicine; Sprayers for medical purposes; Stents; Sterile sheets, surgical; Stethoscopes; Stockings for varices; Strait jackets; Stretchers, wheeled; Supportive bandages; Supports for flat feet; Surgical apparatus and instruments; Surgical drapes; Surgical implants [artificial materials]; Suspensory bandages; Suture materials; Suture needles; Syringes for injections; Syringes for medical purposes; Teats; Teething rings; Testing apparatus for medical purposes; Thermal packs for first aid purposes; Thermo-electric compresses [surgery]; Thermometers for medical purposes; Thread, surgical; Tips for crutches for invalids; Tongue scrapers; Traction apparatus for medical purposes; Trocars; Trusses; Ultraviolet ray lamps for medical purposes; Umbilical belts; Urethral probes; Urethral syringes; Urinals [vessels]; Urological apparatus and instruments; Uterine syringes; Vaginal syringes; Veterinary apparatus and instruments; Vibromassage apparatus; Water bags for medical purposes; Water beds for medical purposes; X-ray apparatus for medical purposes; X-ray photographs for medical purposes; X-ray tubes for medical purposes; X-rays (Apparatus and installations for the production of -), for medical purposes; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating strokes and to retrieve clots and foreign bodies. Education; Providing of training; Entertainment; Sporting and cultural activities; Academies [education]; Amusement parks; Amusements; Animal training; Arranging and conducting of colloquiums; Arranging and conducting of concerts; Arranging and conducting of conferences; Arranging and conducting of congresses; Arranging and conducting of seminars; Arranging and conducting of symposiums; Arranging and conducting of workshops [training]; Arranging of beauty contests; Boarding schools; Booking of seats for shows; Bookmobile services; Calligraphy services; Casino facilities [gambling] (Providing -); Cinema presentations; Circuses; Club services [entertainment or education]; Coaching [training]; Conducting fitness classes; Correspondence courses; Disc jockey services; Discotheque services; Dubbing; Education information; Educational examination; Electronic desktop publishing; Entertainer services; Entertainment information; Fashion shows for entertainment purposes (Organization of -); Film production, other than advertising films; Gambling; Game services provided on-line from a computer network; Games equipment rental; Golf facilities (Providing -); Gymnastic instruction; Health club services [health and fitness training]; Holiday camp services [entertainment]; Language interpreter services; Layout services, other than for advertising purposes; Lending libraries; Live performances (Presentation of -); Microfilming; Modelling for artists; Movie studios; Museum facilities (Providing -) [presentation, exhibitions]; Music composition services; Music-halls; News reporters services; Night clubs; Nursery schools; Operating lotteries; Orchestra services; Organization of balls; Organization of competitions [education or entertainment]; Organization of exhibitions for cultural or educational purposes; Organization of shows [impresario services]; Organization of sports competitions; Party planning [entertainment]; Personal trainer services [fitness training]; Photographic reporting; Photography; Physical education; Practical training [demonstration]; Production of music; Production of radio and television programmes; Production of shows; Providing amusement arcade services; Providing karaoke services; Providing on-line electronic publications, not downloadable; Providing sports facilities; Publication of books; Publication of electronic books and journals on-line; Publication of texts, other than publicity texts; Radio entertainment; Recording studio services; Recreation facilities (Providing -); Recreation information; Religious education; Rental of audio equipment; Rental of camcorders; Rental of cine-films; Rental of lighting apparatus for theatrical sets or television studios; Rental of movie projectors and accessories; Rental of radio and television sets; Rental of show scenery; Rental of skin diving equipment; Rental of sound recordings; Rental of sports equipment, except vehicles; Rental of sports grounds; Rental of stadium facilities; Rental of stage scenery; Rental of tennis courts; Rental of video cassette recorders; Rental of videotapes; Scriptwriting services; Sign language interpretation; Sport camp services; Subtitling; Television entertainment; Theatre productions; Ticket agency services [entertainment]; Timing of sports events; Toy rental; Translation; Tuition; Videotape editing; Videotape film production; Videotaping; Vocational guidance [education or training advice]; Vocational retraining; Writing of texts, other than publicity texts; Zoological garden services; Online educational services, namely, conducting informal programs in the fields of medical procedures and after-procedures treatment compliance, using online activities and exhibits and downloadable and printable materials; educational services, namely, conducting educational forums and conferences in the field of neurovascular intervention.
A suspension has a holding element to which an arm is rotatably fastened, wherein a coupling element is provided which is rotatable around the holding element independently of the arm and which forms a security against rotation.
09 - Scientific and electric apparatus and instruments
16 - Paper, cardboard and goods made from these materials
36 - Financial, insurance and real estate services
41 - Education, entertainment, sporting and cultural services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Educational video tapes and CD-ROMS in the fields of surgery and biomedical technology. Pamphlets, course workbooks, instructional manuals, newsletters, magazines, stationery, books, educational materials in the field of surgery and biomedical technology. Sponsoring postgraduate research towards advanced degrees in biomedical engineering and related fields, including providing travel and accommodation expenses; sponsoring research and development in surgical techniques and techniques related thereto. Educational services, namely, providing research facilities including electronic data storage and retrieval facilities, microfilm machines and data processing facilities; organizing and conducting courses, workshops, symposia, conferences and advanced training in new technologies and operative techniques for surgeons. Rental of classroom space for workshops and educational courses in surgery, biomedical engineering and related fields; providing technical support services for researchers in surgery and biomedical engineering and technology.
