The CareFix Skin Tractor utilizes the viscoelasticity and mechanical extensibility of skin to generate "extra" tissue for wound closure, available in 4mm/6mm systems. Evolved from Radovanv's 1967 skin expansion concept, it enables precise traction control and minimally invasive fixation (direct adhesion or Φ2.0 K-wire mattress sutures) for complex defects like burns and traumatic skin loss.