2 Surgical instrument set to perform the posterior biportal endoscopic spinal surgery

摘要

The present invention relates to a surgical instrument set for posterior two-channel spinal endoscopic surgery. The set of surgical instruments for performing the posterior two-channel spinal endoscopic surgery of the present invention can secure and effectively maintain the two minimally invasive surgical holes in the surgical site, thereby avoiding unnecessary incisions in the skin or muscles, It is possible to perform surgery by inserting an endoscope and a surgical instrument capable of ensuring a visual field through the operation of the endoscope.