Systems, methods and devices for removing obstructions from a blood vessel
1 Assignment
0 Petitions
Accused Products
Abstract
Devices and methods for removing an obstruction from a blood vessel are described. The devices are deployed in a collapsed condition and are then expanded within the body. The devices are then manipulated to engage and remove the obstruction.
164 Citations
46 Claims
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1-43. -43. (canceled)
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44. A method of removing an obstruction from a blood vessel, comprising the steps of:
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providing an obstruction removing device having a first obstruction removing element and a second obstruction removing element, the first and second obstruction removing elements both being movable from a collapsed position to an expanded position, the first and second obstruction removing elements being independently movable; positioning the obstruction removing device in at least one catheter with the first and second obstruction removing elements in the collapsed position; advancing the catheter through the obstruction; moving the first obstruction engaging element out of the catheter after the advancing step so that the obstruction removing element moves toward the expanded position; expanding the second obstruction engaging element on an opposite side of the obstruction from the first obstruction engaging element so that the obstruction is positioned between the first and second obstruction engaging elements; and engaging the obstruction by moving at least one of the first and second obstruction engaging elements. - View Dependent Claims (45)
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46-121. -121. (canceled)
Specification