Platelet Rich Plasma Combined With Human Umbilical Cord Mesenchymal Stem Cells for Stage 3 and 4 Stress Injury

Inject 3mL PRP+huMSCs (5 × 106) into the edge and bottom of the wound, with 0.5 ml at each point and a distance of approximately 1-3 cm between each point. Then, apply autologous PRP gel (PRP+thrombin mixture, 2ml) evenly on the wound, with a thickness of about 2mm

Standard therapy for patients with stage 3 and 4 stress injury