1. Often misdiagnosed as a simple wrist sprain, scaphoid fractures may go on to mal union or nonunion. 舟骨骨折常被误诊为简单的腕部扭伤，导致骨折的畸形愈合或不愈合。
2. Objective: To observe the effectiveness of treating supracondylar femoral nonunion with dynamic condylar screw and ligustrazine injection. 目的：观察川芎嗪注射液结合动力髁螺钉治疗股骨髁上骨不连的疗效。
3. Methods: 12 patients with tibial nonunion and 12 normal adults accepted the DSA of the lower limbs, and we research the condition of blood circulation. 方法：对12例胫骨骨不连患者（实验组）及12例正常人（对照组）进行下肢动脉造影，观察胫骨骨折局部的血液循环情况。
英英解释
adj.
1. not belonging to or not allowing affiliation with a trade union
