Waterproof device for spine endoscopic surgery

The utility model discloses a waterproof device for a spine endoscopic surgery, which belongs to the technical field of medical instruments and comprises a drape main body, and a hole for surgical operation is formed in the drape main body; the drape body comprises a first waterproof layer and a first bonding layer used for being connected with the upper surface of a spine endoscopic surgery drape. The periphery of the hole is fixedly connected with a waterproof connecting part, the side, away from the hole, of the waterproof connecting part is fixedly connected with a second bonding layer used for being connected with the lower surface of the spine endoscopic surgery paving towel, and a sponge layer is fixedly arranged at the bottom of the second bonding layer. A hole is formed in the top face of the drape body, a U-shaped air bag surrounding three sides of the hole is fixedly arranged on the top face of the drape body and serves as a water retaining strip, a water collecting bag is connected to the side, co