计算机导航技术在颞下颌关节强直手术中的应用  

Surgical management of temporomandibular joint ankylosis under the guidance of navigation

作　　者：孙国文[1] 卢明星[1] 胡勤刚[1] 王毓佳[1] 唐恩溢[1] 

机构地区：[1]南京大学医学院附属口腔医院,南京大学口腔医学院,南京市口腔医院,210008

出　　处：《中华整形外科杂志》2015年第2期114-117,共4页Chinese Journal of Plastic Surgery

基　　金：江苏省临床医学科技专项项目（BL2012017,BL2013005）;南京市医学科技发展资金资助（南京市卫生青年人才工程第一层次）

摘　　要：目的 评价计算机导航技术在提高颞下颌关节强直手术的准确性及安全性方面的应用价值.方法 术前获取患者CT扫描数据并输入基于Windows的计算机导航工作站,通过镜面成像和差值图像融合法等进行术前手术设计.术中匹配患者和虚拟图像,通过术中导航系统实时定位手术进程并与术前设计相比较.获取患者术后CT扫描数据并与术前设计比较,分析手术效果.结果 临床应用3例颞下颌关节骨性强直患者,数据收集完整,图像质量好,足以评估手术结果.在实时导航的指引下3例手术均顺利完成.结论 术中导航技术的应用,能够提高颞下颌关节强直的颅底骨组织切除术的准确性和安全性.Objective To assess the safety and the accuracy of surgical navigation technology in the resection of severe ankylosis of the mandibular condyle with the middle cranial fossa.Methods The CT scan data was transferred to a Windows-based computer workstation,and the patient＇ s individual anatomy was assessed in muhiplanar views at the workstation.In the operation,the patient and the virtual image were matched by individual registration with the reference points which were set on the skull bone surface and the teeth.Then the real time navigation can be performed.Results The acquisition of the data sets was uncomplicated,and image quality was sufficient to assess the operative result in three cases.The operations were performed successfully with the guidance of real-time navigation.The application of surgical navigation have enhanced the safety and the accuracy of the surgery for bony ankylosis of temporomandibular joint.Conclusions The application of surgical navigation can improve the accuracy and safety of surgical excision of the ankylosed skull base tissue.

关 键 词：外科手术 计算机辅助 颞下颌关节强直 关节间隙成形术 

分 类 号：R782.6[医药卫生—口腔医学]