Germany STORz laparoscopic system is a kind of advanced medical equipment integrating foreign advanced endoscopic technology and image displaying technology, which has the features of large field of view, high resolution, strong luminosity and clear imaging, etc. The TV camera system has the features of high resolution and high sensitivity, etc. It realistically reproduces the images collected by endoscopy, and it is widely used in surgical clinical diagnosis and various micro-trauma It is widely used in surgical clinical diagnosis and various minimally invasive surgeries.