No reimbursement. Closed negative pressure washing suction device, using department: burn plastic surgery department; It is used for one-time drainage of body surface wounds in medical units, and the closed negative pressure irrigation suction device is not covered by medical insurance and will not be reimbursed. Closed negative pressure irrigation aspirator is used for open fractures with various types of skin and soft tissue defects, tendon exposure, bone exposure and implant exposure. , limb replantation, amputation, firearm blast injury, explosion injury, third-degree burn, acute and chronic wounds that are difficult to heal after skin grafting.