Filter/emboli extractor for use in variable sized blood vessels
AssigneeEndovascular Technologies, Inc.
InventorsOlin Palmer, David Hancock, Larry Voss, Christopher Ken
Life of this patent
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Abstract
An extraction device for the removal of clots and foreign bodies from vasculature. The extractor device is connected to an elongate mandrel and is located within a longitudinally extending lumen defined by a catheter. A clot or foreign material extracted from a vessel by moving the extraction device and catheter proximally until the clot or foreign material does not perfuse a critical organ.
Claims16
1-7. (canceled)
A method for removing a clot of unwanted material from a body vessel, comprising:
- providing an elongate wire and a delivery catheter having a lumen through which the elongate wire extends;
- positioning the distal end of the delivery catheter adjacent to the clot of unwanted material;
- advancing the elongate wire through the lumen of the delivery catheter and across the clot of unwanted material;
- rotating the elongate wire;
- and
- withdrawing the elongate wire and clot of unwanted material from the body vessel.
A method for removing a clot of unwanted material from a body vessel, comprising:
- providing an elongate wire having radially extending structure attached thereto and a delivery catheter having a lumen through which the elongate wire extends;
- positioning the distal portion of the delivery catheter adjacent to the clot of unwanted material;
- advancing the distal portion of the delivery catheter through the clot of unwanted material;
- advancing the elongate wire through lumen of the delivery catheter to position the radially extending structure distal of the clot of unwanted material;
- withdrawing the elongate wire and clot of unwanted material from the body vessel.
A method for removing a clot of unwanted material from a body vessel, comprising:
- providing an elongate wire having radially extending structure attached thereto and a delivery catheter having a lumen through which the elongate wire extends;
- positioning the distal portion of the delivery catheter adjacent to the clot of unwanted material;
- advancing the radially extending structure into the clot of unwanted material;
- and
- withdrawing the elongate wire and clot of unwanted material from the body vessel.
Dependencies are inferred from the claim text.