Methods. All patients with traumatic cervical spine injuries treated with HVI between 1998 and 2006 at a single level 1 trauma center were reviewed retrospectively.
方法：1998至2006年，在一个一级创伤中心，对所有应用HVI治疗的颈椎创伤患者进行回顾性分析。
Ultimately 242 received the investigational device (Bryan Cervical Disc), and 221 patients underwent a single-level anterior cervical discectomy and decompression and fusion as a control group.
最终242名患者接受了进行研究的设备（Bryan间盘），221名患者作为对照组进行了单纯的间盘切除及减压与融合。
Ultimately 242 received the investigational device (Bryan Cervical Disc), and 221 patients underwent a single-level anterior cervical discectomy and decompression and fusion as a control group.
最终242名患者接受了进行研究的设备（Bryan间盘），221名患者作为对照组进行了单纯的间盘切除及减压与融合。
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