Results: 36 cases undergoing poor immobilization and excessive movement of fracture ends; 30 cases undergoing serious destruction in blond supply; another 16 cases undergoing infection.

• 结果：其中36例因为骨折固定不坚固，断端活动过多导致不愈合，30例因为骨折端血运破坏明显引起骨折不愈合，另外还有16例是由于感染所造成。