Patent ID: 7678118

Claim:
A medical device, comprising: a proximal handle; a sheath extending distally from the handle and having a lumen extending therethrough from a distal end of the sheath to a proximal end of the sheath; and at least two opposing loops having a collapsed position in which the loops are collapsed within the lumen of the sheath and another position in which the loops extend from the distal end of the sheath and out of the lumen, the loops being formed from a single piece of material and joined at their proximal ends and unattached to each other at their distal ends, the loops being moveable between an open position and a closed position with the loops being closer together at their distal ends when in the closed position than when in the open position to allow capture and release of material, at least one loop including an inner surface facing an opposing loop, at least a portion of the inner surface comprising a cutting surface.