Double-layer Artificial Dermal Repair Material Combined With Growth Factors is Used for Exposed Tendon Wounds

Compared with the combination of double-layer artificial dermal repair materials combined with growth factors, and the treatment methods using double-layer artificial dermal repair materials, the time and effect of the two treatment regimens on the function and appearance of wound repair with exposed tendon were different, as well as the medical costs.

Inclusion Criteria:Elbow joint to fingertip area, soft tissue defect accompanied by tendon exposed fresh wound, tendon exposed wound area of 2~20cm2, wound area 5-600cm2, need to transplant autologous skin;Incomplete aponeurosis;Voluntarily sign the informed consent form. For persons with no or limited capacity for civil conduct, obtain the consent of their guardians and sign an informed consent form.Exclusion Criteria:Wound infection or suspected osteomyelitis;Chronic wounds;More than 2/3 of the exposed tendons are suspended on the wound surface;Those with serious primary diseases such as cardiovascular and cerebrovascular, liver and kidney and hematopoietic system, which cannot be treated by surgery;Those who are allergic to collagen and chondroitin sulfate;Other persons that the investigator deems unsuitable.