CLOT RETRIEVAL DEVICE FOR REMOVING CLOT FROM A BLOOD VESSEL
1 Assignment
0 Petitions
Accused Products
Abstract
A clot retrieval device 1 for removing occlusive clot from a blood vessel, the device comprises an inner elongate body 3 having a collapsed delivery configuration and an expanded deployed configuration and an outer elongate body 2 at least partially overlying the inner elongate body 2. The outer elongate body 2 is expandable to a radial extent which is greater than the radial extent of the inner body 3 in the deployed configuration to define a clot reception space 11. The outer elongate body 2 comprises a distal end portion 24,49 and the inner elongate body 3 comprises a main body portion 10 and a distal portion which extends in the deployed configuration towards the outer elongate body 2 to a greater extent than the main body portion. The distal portion 10 of the inner elongate member 3 and the distal end portion 24,49 of the outer elongate body 2 together define a three dimensional protective structure to substantially prevent distal egress of clot or clot fragments from the device.
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Citations
44 Claims
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1-24. -24. (canceled)
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25. A clot retrieval device for removing clot from a blood vessel, the device having a collapsed delivery configuration and an expanded deployed configuration and comprising:
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an elongate member extending between a proximal end and a distal end; a first body having a proximally extending partial circumferential member disposed about the elongate member; and a second body including a collar on a proximal end thereof, the partial circumferential member and elongate member being positioned within a lumen extending through the collar. - View Dependent Claims (26, 27, 28, 29, 30)
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31. A clot retrieval device for removing clot from a blood vessel, the device having a collapsed delivery configuration and an expanded deployed configuration and comprising:
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an elongate member extending between a proximal end and a distal end; a first body having a proximally extending partial circumferential member disposed about the elongate member; and a second body including a full circumferential member on a proximal end thereof, the partial circumferential member and elongate member being positioned within a lumen extending through the full circumferential member. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38)
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39. A clot retrieval device for removing clot from a blood vessel, the device having a collapsed delivery configuration and an expanded deployed configuration and comprising:
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an elongate member extending between a proximal end and a distal end; a first self-expandable body having a proximally extending tab member disposed adjacent the elongate member; and a second self-expandable body including a full circumferential member on a proximal end thereof, the tab member and elongate member being positioned within a lumen extending through the full circumferential member. - View Dependent Claims (40, 41, 42, 43, 44)
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Specification