It is important to make open hand injuries with wide crushed wound healed primarily. Pedicle skin grafting has been done for this purpose. However, a risk of infection and a difficulty in supporting the arch of hand in this method are the problems to be solved.
Trimming the wound edge to make a small and single-formed skin defect is essential for primary wound healing.
One of the causes of deformity and pseudoarthrosis after multiple injuries of hand is to start exercising befor a bone union is not completed.
It has been cleared that firm fixation of the fractured bone independently from the neighboring joints is necessary.