颌骨牵张器的研究进展

Research progress on jaw distractors

牵张成骨在颌面整形外科的应用已逐渐成熟,其中牵张器起着关键的作用。目前用于颌骨的牵张器仍以传统的螺旋式牵张器为主,但是随着适应证的逐渐扩大,传统牵张器已不能满足临床需求,新型牵张器的研制逐渐兴起。本文将对颌骨牵张器进行分类介绍,主要包括自动牵张器、曲线牵张器、双向牵张器、三焦点牵张器和种植型牵张器。

Distraction osteogenesis has been becoming a mature technique in the maxillofacial plastic surgery,and distractor played an important role.In the present,most of the maxillofacial distractors are traditional distractors adjusted with screw.Along with the indications extending,the traditional distractors can＇t meet the clinical requirements,so some new distractors are appearing now.This review aimed to introduce these distraction appliances classifiedly,which included automatic distractor,curvilinear distractor,bidirectional distractor,trifocal distractor and implanted distractor.