Yao Ming co2 insufflator system terminal instruments - Yao Ming YM series disposable trocar, the use of Yao Ming patented technology, the world's first in the realization of gas injection and smoke exhaust coaxial channel based on the addition of gas lock valve, a key switch, convenient and fast. So that the doctor does not need to change the operation habit when using this surgical trocar, the smoke exhaust and gas injection can be carried out at the same time. The YM Disposable Puncture Trocar device has independent double channels and double-wall puncture cannula, which is combined with Yao Ming UF/UFH series pneumoperitoneum machine platform and Insufflation filter tube , so that smoke exhaust and gas injection can be carried out at the same time and in the same Laparoscopic Trocar.