CLOT CAPTURE SYSTEMS AND ASSOCIATED METHODS
1 Assignment
0 Petitions
Accused Products
Abstract
A clot capture system for disengaging a clot 2001 from a vessel wall 2002 and removing the clot 2001 from the vessel 202, comprises a clot capture device 2140 for placement on a distal side of a clot 2001. The clot capture device 2140 has a retracted delivery configuration and an expanded deployed configuration. The clot removal device has a proximal support frame 2012, and a distal fibre net 2130. The support frame 2012 has a retracted delivery configuration and an expanded deployed configuration. The proximal support frame 2012 in the expanded configuration defines a proximal inlet mouth for engaging a clot 2001 and a net 2130 for confining the clot 2001. An elongate member facilitates capture and/or withdrawal of a clot 2001 from a vessel 2002. The system also comprises a clot debonding device 2091 for placement on a proximal side of a clot 2001. The clot debonding device 2091 has a retracted delivery configuration and an expanded deployed configuration and comprises a clot engagement element 2112 which defines a distal abutment in the deployed configuration for urging a clot 2001 into the clot capture device 2140.
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Citations
59 Claims
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1-45. -45. (canceled)
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46. A clot removal device for restoring blood flow to a vessel occluded by an obstructive clot, the device having an expanded deployed configuration, and a retracted delivery configuration, the device comprising:
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an expandable clot retrieval portion configured for deployment on a distal side of the clot, the clot retrieval portion having a plurality of struts forming at least one hoop; an expandable portion configured for deployment on a proximal side of the clot, the expandable portion having a plurality of struts and a proximally tapering portion at a proximal end of the expandable portion, and the expandable portion being connected to the clot retrieval portion by a plurality of connecting elements; a clot receiving space between the clot retrieval portion and the expandable portion; and a longitudinally-extending tubular member extending through the clot receiving space and coupled to the clot retrieval portion, wherein a central axis of the longitudinally-extending tubular member is located along a central axis of both the clot retrieval portion and the expandable portion. - View Dependent Claims (47, 48, 49, 50, 51, 52, 53)
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54. A clot removal device for restoring blood flow to a vessel occluded by an obstructive clot, the device having an expanded deployed configuration, and a retracted delivery configuration, the device comprising:
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an expandable clot retrieval portion configured for deployment on a distal side of the clot, the clot retrieval portion having a plurality of struts forming at least one hoop; an expandable portion configured for deployment on a proximal side of the clot, the expandable portion having a plurality of struts and a proximally tapering portion at a proximal end of the expandable portion, and the expandable portion being connected to the clot retrieval portion by a plurality of connecting elements; a clot receiving space between the clot retrieval portion and the expandable portion; and a longitudinally-extending tubular member extending from proximal the clot retrieval portion, through the clot receiving space, and terminating adjacent a distal end portion of the clot retrieval portion, wherein a central axis of the longitudinally-extending tubular member is located along a central axis of both the clot retrieval portion and the expandable portion. - View Dependent Claims (55, 56, 57, 58, 59)
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Specification