Suturing device for percutaneous great saphenous vein suturing operation

The invention discloses a suturing device for percutaneous great saphenous vein suturing surgery, which comprises a thread leading device and a guide tube with a built-in suturing thread, and the thread leading device penetrates into the guide tube and can move along the guide tube. The guide tube comprises a first pipe and a second pipe which are integrally formed and form a bent structure, and the first pipe is located at the front end of the second pipe. Wherein the side wall of the first pipe is provided with a first through hole for a sewing thread to penetrate out, the side wall of the second pipe is provided with a second through hole for the thread leading device to penetrate out, the second through hole is provided with a guide strip used for guiding the threading direction of thethread leading device, and an extending line of the guide strip is aligned with the first through hole. An axial open groove extending from the first through hole to the second through hole is further formed in the side wall