Wound retractor

360°wound protection and avoid the friction of the incision
Type A is made of polyurethane with good biocompatibility; Type B is made of silicone with g ood biocompatibility
Isolating incision site from abdominal viscera to reduce postoperative complication
Maximum open incision to provide a clear operative field, protect incision from damage reduce operation time, and improve quality of surgery
Maintain moisture at the wound margins
Uniform tension to reduce tissue damage
Prevent tumour transporation on the wound
Prevent infection of incision
Prevent tissue damage from the wrong surgical operation