Minimally invasive spine surgery channel

The utility model provides a minimally invasive spine surgery channel which comprises a cylinder with two open ends, a fixing portion used for fixing the cylinder is arranged on the cylinder, the cylinder comprises a straight pipe section and an expansion section, the small-diameter end of the expansion section is connected with the straight pipe section, and a light guide portion used for surgical lighting is arranged on the inner wall of the cylinder. According to the minimally invasive spine surgery channel, the specific straight pipe section and the expansion section are combined to form the horn mouth with the specific angle, so that the surgery operation space is enlarged, the surgery operation direction is convenient to adjust, part of surgical instruments can conveniently enter, exit and be fixed, and the minimally invasive spine surgery channel is more matched with surgery operation habits, convenient to use and practical; according to the minimally invasive spine surgery channel, the light source of