该产品主要用于人体四肢长骨骨折 ,是开放性骨折治疗的医疗器械。该产品用于断骨复位后的外固定 ,稳定骨折对位加速愈合 ,并附有断骨重叠骨段牵引用装置。单侧钉万向骨外固定架由连接架、夹钉架、伸缩器三部分组成。主要结构部分夹钉装置可以沿装置轴线移动及转动 ,并可固定在 The product is mainly used for human body long bone fracture, is an open fracture treatment of medical equipment. The product is used for external fixation after fracture reduction, stable fracture alignment accelerates healing, and is equipped with a fracture splitting bone traction device. Unilateral nail universal bone external fixator by the connection frame, clip nail holder, expansion device consists of three parts. The main structure of part of the device can be moved along the device axis and rotation screw, and can be fixed in