1.1 The clavicle osteosynthesis device is mainly used for internal fixation of clavicle fractures;
1.2 The ulna-radius osteosynthesis device is mainly suitable for internal fixation of ulna-radius fractures; 1.3 The humeral osteosynthesis device is mainly suitable for internal fixation of humeral fractures; 1.4 The femoral osteosynthesis device is suitable for internal fixation of human femur fractures and hip joint revision; 1.5 The connector for phalanges and metacarpals is mainly used for internal fixation of phanlax and metacarpale fractures.