It is used to puncture abdominal wall tissue and establish the working channel of laparoscopic surgery during laparoscopy and the surgery.

1. The grip handle in accordance with the principles of ergonomics is comfortable and has excellent puncture controllability;

2. The precision made penetrating blade has satisfactory puncture effect;

3. The unique puncture protection head can stretch out and draw back freely, to prevent the organs from being injured by accident, and to provide safety guarantee for the operation;

4. The main sheath is attached with a non-slip detachable structure that can be opened flexibly, which can lock the puncture sheath, prevent the sheath from sliding, and provide stable support for accurate operation;

5. The convenient instrument transfer plate can adjust the size of the channel, which is suitable for the access of surgical instruments with different diameters. It does not need to pull out the sheath repeatedly to save the operation time;

6. Reliable air tight protective cover, preventing gas leakage, ensuring the stability of air pressure. It has simple operation, perfect function, and it is non-toxic and aseptic. It has incomparable advantages and application scope compared with traditional puncture instruments: all kinds of minimally invasive surgery can be used;

7. Large amount of basic clinical use, widely applicable to clinical departments, can be used almost all surgical departments.