Pneumoperitoneum-free retractor for assisting laparoscopic surgery

The utility model provides a pneumoperitoneum-free retractor for assisting a laparoscopic surgery, relates to the technical field of medical instruments, and mainly aims to provide equipment capable of conveniently exposing the field of view of an abdominal surgery aiming at the problem that certain side effects can be caused after a traditional CO2 pneumoperitoneum surgery. The pneumoperitoneum-free retractor for assisting the laparoscopic surgery comprises a supporting stand column, a supporting cross beam, a lifting mechanism and a traction unit, the supporting stand column is hinged to the supporting cross beam, the lifting mechanism is located on the supporting cross beam, and the lower end of the lifting mechanism is detachably connected with the traction unit used for exposing the surgical position. The lifting mechanism can pull the traction unit to move up and down in the vertical line direction. The traction unit comprises a hanging frame, buckles and traction pieces, the hanging frame is of an annu