Methods: Closed reduction and IESN internal fixation were applied to 185 patients with femoral shaft fracture and careful nursing care was taken cooperatively.

The intramedullary expanded self-locking nail for the treatment of humeral fracture;

Observation and nursing of 55 cases of tibia fracture treated with intramedullary expanded self-locking nail;

Nursing of patients with fracture of lower limb treated by intramedullary expanded self-locking nail;

Methods:Intramedullary expanding self-locking nail was used to treat 39 cases of fresh unstable tibial fracture with open fracture in 5 cases,the closed in 34 cases.

Objective: To observe the effects of reamed interlocked intramedullary nailing in curing thighbone fracture.

Retrograde self-locked nailing for humeral fractures;

Treatment of segmental fracture of the tibial shaft with auto-locked intramedullary nail;