A medical device for removal of a vessel occlusion. The retrieval device includes a retriever sub-system and an aspiration subsystem. The retriever sub-system having a delivery catheter and an elongated delivery member that includes proximal and distal expandable elements, the proximal element being removably engaged to the elongated delivery member and the distal element being fixed to the elongated delivery member. The proximal element adapted to move axially along the elongated delivery member in a distal direction toward the distal element when the proximal element is released from the elongated delivery member, whereby, when the proximal element is disposed on a distal side of the occlusion and the distal element is disposed on a proximal side of the occlusion, the proximal and distal elements surround, isolate and contain the occlusion between the proximal and distal elements at the occlusion formation site.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
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
2.
Systems, Apparatus and Methods for Removing Occlusions and Unwanted Material from Vessels
A system for dislodging and removing occlusions from a vascular vessel. The system includes a handle and an elongate member, the elongate member including an occlusion dislodging member adapted to axially move, radially expand and contract, and rotate to dislodge vessel occlusions. The handle is adapted to selectively induce the axial movement, radial expansion and contraction, and rotation of the occlusion dislodging member.
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
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A blood reinfusion system for processing autologous blood for reinfusion into a patient. The system includes a blood reinfusion system having a blood processing canister with an internal fluid passageway. The internal fluid passageway includes a venturi region having a gravity-driven filtering system that is adapted to extract impurities from autologous blood without damaging the erythrocytes in the blood and, hence, inducing hemolysis of the erythrocytes in the blood, and loss of seminal native blood components, including native erythrocytes, platelets, white blood cells, plasma proteins and antibodies.
A61M 1/36 - Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation
B01D 29/56 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
4.
Systems, Apparatus and Methods for Removing Occlusions from a Vascular Vessel
A medical device for removal of an occlusion at an occlusion formation site in a vessel in a patient's body. The retrieval device having a retriever sub-system and an aspiration sub-system. The retriever sub-system having a delivery catheter and an elongated delivery member that includes proximal and distal expandable elements, the proximal element being removably engaged to the elongated delivery member and the distal element being fixed to the elongated delivery member. The proximal element adapted to move axially along the elongated delivery member in a distal direction toward the distal element when the proximal element is released from the elongated delivery member, whereby, when the proximal element is disposed on a distal side of the occlusion and the distal element is disposed on a proximal side of the occlusion, the proximal and distal elements surround, isolate and contain the occlusion between the proximal and distal elements at the occlusion formation site. The medical device also includes means for delivering pharmacological and biologically active agents to the vessel occlusion site during and after the occlusion extraction, the pharmacological agents are adapted to at least partially lyse and/or disassociate the occlusion from the vessel wall or ameliorate and/or facilitate amelioration of tissue damage to an endothelial luminal wall of the vessel, the biologically active agents are also adapted to ameliorate and/or facilitate amelioration of tissue damage to an endothelial luminal wall of the vessel. The aspiration sub-system adapted to remove at least a portion of the occlusion during extraction of the occlusion from the vessel.
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
A61B 17/00 - Surgical instruments, devices or methods
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A blood reinfusion system for processing autologous blood for reinfusion into a patient. The system includes a suction container adapted to receive a mixture of autologous blood and impurities and extract the impurities from the mixture, a blood filter assembly adapted to further extract the impurities from the mixture, whereby whole purified autologous blood is obtained, and a blood transfer bag adapted to receive the whole purified autologous blood from the blood filter assembly.
A61M 1/00 - Suction or pumping devices for medical purposesDevices for carrying-off, for treatment of, or for carrying-over, body-liquidsDrainage systems
6.
SYSTEMS, APPARATUS AND METHODS FOR PROCESSING AUTOLOGOUS BLOOD FOR REINFUSION INTO A PATIENT
A method for processing autologous blood for reinfusion into a patient. The method includes the step of providing a blood reinfusion system adapted to isolate and extract impurities mixed with autologous blood aspirated from an incision site of the patient for reinfusion into the subject.
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
A61M 5/165 - Filtering accessories, e.g. blood filters, filters for infusion liquids
7.
SYSTEMS, APPARATUS AND METHODS FOR REMOVING AND FILTERING VESSEL OCCLUSIONS TO ISOLATE BLOOD FOR REINFUSION INTO A PATIENT
A method for retrieving a mixture of clot material and blood from a vessel of a patient and isolating the blood from the mixture for reinfusion into the patient. The method including the step of providing a blood reinfusion system adapted to extract the mixture of clot material and blood from the vessel and isolating the blood for reinfusion into the subject.
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
A61M 5/165 - Filtering accessories, e.g. blood filters, filters for infusion liquids
medical devices, namely, blood reinfusion systems comprising blood collection catheters, blood collection canisters and blood filters for processing and reinfusing blood during a medical procedure; medical devices, namely, blood collection systems comprising aspirators, blood collection catheters and blood collection canisters for collecting blood during a medical procedure; medical devices, namely, blood filters; surgical devices in the nature of blood collection, processing and infusion systems comprising blood collection catheters, blood collection canisters and blood filters
9.
SYSTEMS, APPARATUS AND METHODS FOR REMOVING OCCLUSIONS FROM A VASCULAR VESSEL
A medical device for removal of an occlusion from a vessel in a patient’s body. The retrieval device having a retriever sub-system and an aspiration sub-system. The retriever sub-system having a delivery catheter and an elongated delivery member that includes proximal and distal expandable elements, the proximal element being removably engaged to the elongated delivery member and the distal element being fixed to the elongated delivery member. The proximal element adapted to move axially along the elongated delivery member in a distal direction toward the distal element when the proximal element is released from the elongated delivery member, whereby, when the proximal element is disposed on a distal side of the vessel occlusion and the distal element is disposed on a proximal side of the occlusion, the proximal and distal elements surround, isolate and contain the occlusion between the proximal and distal elements at the vessel occlusion site. The medical device also includes means for delivering a pharmacological agent composition to the vessel occlusion site during and after the occlusion extraction, the pharmacological agent composition adapted to at least partially lyse and/or disassociate the occlusion from the vessel wall or ameliorate and/or facilitate amelioration of tissue damage to an endothelial luminal wall of an obstructed vessel in vivo and/or enhance the flow rate of blood through the vessel. The aspiration sub-system being in communication with the retriever sub-system and adapted to remove at least a portion of the occlusion from the vessel.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
10.
Clot removal methods and devices with multiple independently controllable elements
A retriever device for removal of unwanted material from a vessel in a patient's body comprising a retriever sub-system and an aspiration sub-system. The retriever sub-system comprising a delivery catheter and a delivery wire having first and second expandable bodies disposed thereon that are adapted to expand from a pre-expansion configuration to an expanded configuration. The second expandable body is further adapted to slidably translate along the delivery wire in a distal direction toward the first expandable body when the second expandable body is released from the delivery wire, whereby, when the first expandable body is disposed on a distal side of at least a first portion of the unwanted material in the vessel and the second expandable body is disposed on a proximal side of the first portion of the unwanted material, the first expandable body and the second expandable body surround and contain the first portion of the unwanted material between the first expandable body and the second expandable body. The aspiration sub-system is adapted to remove at least a second portion of the unwanted material from the vessel. The aspiration sub-system also includes a pressure sensor adapted to monitor internal vessel pressure proximate an internal region of the vessel.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
Provided herein are methods and systems for the removal of anatomical occlusions, and an occlusion removal device comprising a first body adapted to be mounted to a delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire, and a second body adapted to be mounted to the delivery wire. A first proximal body may be oriented proximally to a second distal body. The proximal body and the distal body may be adapted to expand upon exiting a delivery catheter. The proximal body may be releasably engaged by a mechanically breakable connection or an electrolytically or heat disconnectable connection, the electrolytically disconnectable connection being broken upon an application of electric current to the electrolytically disconnectable connection.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures
13.
Clot removal methods and devices with multiple independently controllable elements
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
A device is disclosed for occluding an anatomical passage between first and second anatomical structures. The device includes a tip portion having a proximal element connected to a distal element through a member. The proximal element and/or distal element is movable axially along the tip portion while the other element preferably remains fixed in place. A handle is coupled to a proximal end of the tip portion through a shaft. The tip portion is positioned across the anatomical passage so that the proximal element occludes a first side of the passage and the distal element occludes a second side of the passage. A locking structure, such as a nut, is positioned or crimped against the proximal element, and, once done, the tip portion is released at the occluded passage.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
In various embodiments, the present specification discloses an aspiration catheter that has a slim profile, can effectively anchor or self-center in a location, within a patient's vessel lumen, to better provide directed suction or vacuum/negative pressure, and/or can effectively funnel or direct suction or vacuum/negative pressure toward an occlusion or obstruction within the patient's vessel lumen.
A61M 25/04 - Holding devices, e.g. on the body in the body, e.g. expansible
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 valve system for a catheter, such as an aspiration catheter, is disclosed and includes a valve having a proximal end and a distal end. The distal end of the valve is coupled to the catheter. The valve has a flexible lumen in a first state that is constricted or twisted. The valve system is housed within a hub, where actuation of a button on the hub causes the proximal and distal ends of the valve to rotate relative to each other to put the lumen in a second state that is unconstricted or untwisted state.
A device is disclosed for occluding an anatomical passage between first and second anatomical structures. The device includes a tip portion having a proximal element connected to a distal element through a member. The proximal element and/or distal element is movable axially along the tip portion while the other element preferably remains fixed in place. A handle is coupled to a proximal end of the tip portion through a shaft. The tip portion is positioned across the anatomical passage so that the proximal element occludes a first side of the passage and the distal element occludes a second side of the passage. A locking structure, such as a nut, is positioned or crimped against the proximal element, and, once done, the tip portion is released at the occluded passage.
In various embodiments, the present specification discloses an aspiration catheter that has a slim profile, can effectively anchor or self-center in a location, within a patient's vessel lumen, to better provide directed suction or vacuum/negative pressure, and/or can effectively funnel or direct suction or vacuum/negative pressure toward an occlusion or obstruction within the patient's vessel lumen.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
A valve system for a catheter, such as an aspiration catheter, is disclosed and includes a valve having a proximal end and a distal end. The distal end of the valve is coupled to the catheter. The valve has a flexible lumen in a first state that is constricted or twisted. The valve system is housed within a hub, where actuation of a button on the hub causes the proximal and distal ends of the valve to rotate relative to each other to put the lumen in a second state that is unconstricted or untwisted state.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
The present specification is directed towards catheter devices having expandable and collapsible lumens. Air or fluid is pumped into the catheter wall to cause it to expand. Alternatively, wires are embedded within the wall and a direction of flow of electrical current through the wires is modulated to enable the catheter device to be in the collapsed or expanded state. For example, a first wire is embedded within the wall and is helically wound along a length of the catheter device. A second wire is provided that can be removably positioned within the lumen. The direction of flow of electric current through the first and second wires is modulated to enable the catheter device to be in the collapsed or expanded state.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
The present specification is directed towards catheter devices having expandable and collapsible lumens. Air or fluid is pumped into the catheter wall to cause it to expand. Alternatively, wires are embedded within the wall and a direction of flow of electrical current through the wires is modulated to enable the catheter device to be in the collapsed or expanded state. For example, a first wire is embedded within the wall and is helically wound along a length of the catheter device. A second wire is provided that can be removably positioned within the lumen. The direction of flow of electric current through the first and second wires is modulated to enable the catheter device to be in the collapsed or expanded state.
A61M 5/00 - Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular wayAccessories therefor, e.g. filling or cleaning devices, arm rests
A61M 25/01 - Introducing, guiding, advancing, emplacing or holding catheters
A catheter device that includes a conduit having an outer wall, an internal lumen, and proximal and distal ends. The conduit further includes first and second pluralities of electrical conduits embedded in the outer wall of the conduit, which are adapted to transmit electrical current therethrough in a first direction and an opposing second direction. The conduit is adapted to transition from a pre-collapsed state to a first collapsed state when the first plurality of electrical conduits transmits a first electrical current in a first direction and the second plurality of electrical conduits transmits a second electrical current in a second direction, and transition from the first collapsed state to a second expanded state when the first plurality of electrical conduits and the second plurality of electrical conduits transmit a third electrical current in the first direction.
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
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism and peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures, all of the foregoing for use in humans
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism and peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures, all of the foregoing for use in humans
25.
Clot removal methods and devices with multiple independently controllable elements
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/50 - Instruments for removing foreign bodies from the human body
28.
Clot removal methods and devices with multiple independently controllable elements
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
A clot removal device for removal of an occlusion from a lumen in a patient's body is provided. The clot removal device has a lumen, an elongated member positioned within the lumen and extending axially from a proximal end to a distal end of the lumen, a handle attached to the proximal end of the lumen, a first expandable member positioned along a length of the elongated member, a second expandable member positioned along the length of the elongated member, wherein the second expandable member is distal to the first expandable member relative to the handle. The handle has at least one actuation mechanism and at least one of the following applies: a) the first expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the second expandable member upon manipulation of the at least one actuation mechanism; b) the first expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism; c) the second expandable member is coupled to the at least one actuation mechanism and is configured to be moveable relative to the first expandable member upon manipulation of the at least one actuation mechanism; or d) the second expandable member is configured to mechanically expand or contract by manipulating the at least one actuation mechanism.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism and peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures, all of the foregoing for use in humans
Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a sliding valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; medical instruments in the nature of a hemostasis valve for decreasing the risk of thromboembolism; medical instruments for decreasing the risk of thromboembolism in the nature of a hemostasis valve that is actuated by a slider mechanism to open or close valve
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures
Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; medical instruments in the nature of a hemostasis valve for decreasing the risk of thromboembolism; all of the foregoing for use in humans
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters; Medical devices, namely, access catheters for providing controlled fluid access to the body; medical instruments in the nature of a valve and hub system for connection and disconnection of suction to an aspiration catheter; medical instruments in the nature of a valve and hub system for achieving hemostasis during removal of an occlusion or thrombus; Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures
37.
Catheter based retrieval device with proximal body having axial freedom of movement
Provided herein are methods and systems for the removal of anatomical occlusions, and an occlusion removal device comprising a first body adapted to be mounted to a delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire, and a second body adapted to be mounted to the delivery wire. A first proximal body may be oriented proximally to a second distal body. The proximal body and the distal body may be adapted to expand upon exiting a delivery catheter. The proximal body may be releasably engaged by a mechanically breakable connection or an electrolytically or heat disconnectable connection, the electrolytically disconnectable connection being broken upon an application of electric current to the electrolytically disconnectable connection.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
Medical devices, namely, catheters for removal of occlusions from vessels, bronchial pathways; Medical devices, namely, cannulas and catheters for removing clot, thrombus, and other undesirable material; medical devices, namely, catheters used for removal of a thrombus; medical devices, namely, catheters for the therapeutic treatment of pulmonary embolism and deep vein thrombosis; Medical devices, namely, retrievers for use in radiology, neuroradiology, cardiology, and surgery, for treating pulmonary embolism, peripheral arterial disease, and surgical devices in the nature of retrievers for performing thrombectomy and retrieval of emboli, clots and foreign bodies; surgical devices, namely, thrombectomy devices and structural parts therefor; catheters
Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease, and large bore femoral closure procedures; all of the foregoing for use in humans
Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during, thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease, and large bore femoral closure procedures; all of the foregoing for use in humans
Medical devices, namely, catheters for application of aspiration during a medical procedure; Medical devices, namely, catheters for application of aspiration during thrombectomy, pulmonary embolism removal and retrieval, peripheral arterial disease treatment procedures, and large bore femoral closure procedures; all of the foregoing for use in humans
Provided herein are methods and systems for the removal of anatomical occlusions, and an occlusion removal device comprising a first body adapted to be mounted to a delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire, and a second body adapted to be mounted to the delivery wire. A first proximal body may be oriented proximally to a second distal body. The proximal body and the distal body may be adapted to expand upon exiting a delivery catheter. The proximal body may be releasably engaged by a mechanically breakable connection or an electrolytically or heat disconnectable connection, the electrolytically disconnectable connection being broken upon an application of electric current to the electrolytically disconnectable connection.
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
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
A61B 17/00 - Surgical instruments, devices or methods
Provided herein are methods and systems for anatomical occlusion removal, comprising a delivery wire having (i) a proximal end having an opening, (ii) a distal end, (iii) an outer surface, (iv) a lengthwise cavity, and (v) a first opening to the lengthwise cavity, the opening being in the outer surface of the delivery wire. A first tether having a proximal end and a distal end that may traverse the lengthwise cavity. A first body may be attached to the distal end of the first tether, the first body adapted to be slidably mounted to the delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire. In embodiments, a second tether may have a proximal end and a distal end traversing the lengthwise cavity and attached to the first body.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
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
44.
Catheter based retrieval device with proximal body having axial freedom of movement
Provided herein are methods and systems for the removal of anatomical occlusions, and an occlusion removal device comprising a first body adapted to be mounted to a delivery wire and releasably engaged to the delivery wire, wherein while engaged the first body remains fixed on the delivery wire and upon release moves axially along the delivery wire, and a second body adapted to be mounted to the delivery wire. A first proximal body may be oriented proximally to a second distal body. The proximal body and the distal body may be adapted to expand upon exiting a delivery catheter. The proximal body may be releasably engaged by a mechanically breakable connection or an electrolytically or heat disconnectable connection, the electrolytically disconnectable connection being broken upon an application of electric current to the electrolytically disconnectable connection.
A61B 17/221 - Calculus gripping devices in the form of loops or baskets
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
