Performance Characteristics:

1. Pre-bent and shaped design for the head of sphincterotomes, knife tip faces 11o'clock direction. Accurate intubation and convenient operation.

2. Front end of the tapered (rounded) knife tip design for easy intubation and reduces damage to the human body.

3. Shape memory and continuous positioning for knife tip, maintains bow state, improves surgical efficiency.

4. Insulating coating design on the surface of the cutting wire, avoid excessive cutting or damage to the endoscope.

5. Front end of the knife tip can be developed to accurately observe the real-time position of the knife tip.

6. Part of the guide wire lumen can be separated from the handle of sphincterotomes, which is convenient for guide wire to cooperate and control.