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Treatment of C_(1~2) instability with 3D-fixation techniques / 中国矫形外科杂志
Orthopedic Journal of China ; (24)2006.
Article in Chinese | WPRIM | ID: wpr-543488
ABSTRACT
[Objective]To investigate the efficacy of treatment of C_(1~C) instability with 3D-fixation techniques.[Method]From July 2002 to July 2005,thirteen patients were treated with atlantal lateral mass screw associating with axoid pedicle screw;twelve patients were treated with axoid transarticular screw associating with posterior atlantal arch hook;sixteen patients were treated with Vertex and nine patients with Summit among them.[Result]There were 26 lateral mass screws,26 axoid transarticular screws,24 atlantoaxial transarticular screws and 24 posterior atlantal arch hooks were applied in the 25 patients.All patients were followed up.The follow up duration time was ranging from 10 to 36 months with the mean time of 16.7 months.No spinal injury and vertical artery injury was found. The postoperative JOA score was ranging from 13.6 to 15.9 with the mean score of 14.8 and the improvement rate of 89.5%.All fractures of odontoid process and all bone grafts had solid bone union.No failure and loosening of internal instrument was found.[Conclusion]The two 3D-fixation techniques are effective and reliable.

Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Orthopedic Journal of China Year: 2006 Type: Article

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Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Orthopedic Journal of China Year: 2006 Type: Article