Patent ID: 8231607

Claim:
A suction catheter made of a flexible lengthy body with a lumen formed therein, and used in a treatment where a leading-end side of the suction catheter is adapted to be inserted into a blood vessel, where a base-end portion is connected to a suction apparatus, and where the lumen is vacuumed by means of the suction apparatus adapted to suck out and retrieve an object in the blood vessel, the suction catheter comprising: a catheter main body made of the flexible lengthy body; a leading-end case portion positioned at a leading-end portion of the catheter main body and including an opening for retrieving the object; and object cutting means that is partially exposed through the opening, and is movable in the axial direction within the leading-end case portion, wherein the object cutting means includes: a cutting portion with a cutting area made of a wire-like member provided so as to traverse in a substantially perpendicular direction to the axial direction; a power receiving portion that is connected to the cutting portion, and moves the cutting portion in the axial direction when the power receiving portion receives power from outside, and while the object cutting means is in operation, the object that sticks to an internal wall of the blood vessel is cut off, at the opening of the leading-end case portion, by means of the cutting area of the cutting portion.