Incision protector capable of absorbing surgical smoke

The utility model discloses an incision protector capable of absorbing operation smoke. The device comprises a lower ring body, an incision protection film sleeve, an outer groove, a middle ring body,a smoke suction pipe, an inner air suction hole, an air guide cavity and an upper ring body, the incision protection film sleeve is arranged above the lower ring body; the middle ring body is arranged at the top of the incision protection film sleeve, the outer groove is formed in the outer wall of the middle ring body, the inner air suction hole is formed in the outer groove, the smoke suction pipe is arranged at the lower end of the middle ring body, the air guide cavity is formed in the middle ring body, and the upper ring body is arranged above the middle ring body. The surgical knife hasthe advantages that an incision can be opened, the surgical view field is expanded, the skin of the surgical incision is protected, smoke generated in the surgical process can be pumped away during surgery, surgical personnel