Divide the vastus lateralis and vastus intermedius muscles in the direction of their fibers and open and reflect the periosteum for the proper distance.
Divide the vastus lateralis and vastus intermedius muscles in the direction of their fibers and open and reflect the periosteum for the proper distance.
按纤维方向劈开股外侧肌和股中间肌；切开适当长度的骨膜并向两侧牵开。