CLOT RETRIEVAL DEVICE FOR REMOVING CLOT FROM A BLOOD VESSEL
1 Assignment
0 Petitions
Accused Products
Abstract
A clot retrieval device (9501) for removing clot from a blood vessel comprises an inner elongate body (9503) and an outer elongate body (9504) at least partially overlying the inner elongate body (9503). The device also comprises an elongate member or shaft (9502) having a proximal end which extends exterior of a patient so that a user can retrieve the stent-basket device and captured clot by retracting the shaft (9502). The outer elongate body (9504) and the inner elongate body (9503) are connected to the distal end of the shaft (9502) and are expandable relative to the shaft (9502) from a collapsed delivery configuration to an expanded deployed configuration. The outer elongate body (9504) is expandable relative to the inner elongate body (9503) to a radial extent which is greater than the radial extent of the inner body (9503) in the deployed configuration.
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Citations
71 Claims
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1-51. -51. (canceled)
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52. 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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a shaft extending between a proximal end and a distal end; and an expandable body extending distally of the shaft, the expandable body comprising a plurality of clot scaffolding sections and at least one clot inlet mouth between adjacent clot scaffolding sections, wherein the expandable body comprises a plurality of struts and at least some of the plurality of struts include a series of clot engagement protrusions. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60)
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61. 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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a shaft extending between a proximal end and a distal end; and an expandable body eccentrically coupled to and extending distally of the shaft, the expandable body comprising at least two clot scaffolding segments and at least one clot inlet mouth between the at least two clot scaffolding segments, wherein the expandable body comprises a plurality of struts and at least some of the plurality of struts include a series of clot engagement protrusions. - View Dependent Claims (62, 63, 64, 65)
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66. 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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a shaft extending between a proximal end and a distal end; an expandable body extending distally of the shaft, the expandable body comprising at least two clot scaffolding segments and at least one clot inlet mouth between the at least two clot scaffolding segments; and a distal net coupled to the expandable body and extending distally thereof, wherein the expandable body comprises a plurality of struts and at least some of the plurality of struts include a series of clot engagement protrusions. - View Dependent Claims (67, 68, 69, 70, 71)
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Specification