Among these 46 cases,20 cases were treated by reconstruction plate fixation,12 cases by Kirschner wire internal fixation,8 cases by clavicular hook plate fixation,and 6 cases by memory alloy fixation.

The Flexion position is usually used in Kirschner wire fixation of metacarpal,phalangeal fractures to avoid the skin stimulation of the tail of Kirschner wire.

Objective:to approach the clinical curative effect of manipulative reduction united percutaneous reduction by leverage per cutem with Kirschner wire and intersecting internal fixation with Kirschner wire to treat fracture of surgical neck of humerus.

The treatment of the funnel chest for sternoturnover with preservating up and down vessel pedicle by external fixation of sternum with Kirschner wire;