WANG, YUE JUN,王跃钧,王躍鈞,TSAI, TUNG LIN,蔡东霖,蔡東霖,TSENG, CHUN CHIEH,曾俊杰,曾俊傑,WENG, LI WEN,翁丽雯,翁麗雯,LIN, CHIH LUNG,林志隆,林志隆
申请号：
TW105135599
公开号：
TWI580394B
申请日:
2016.11.02
申请国别(地区):
TW
年份:
2017
代理人:
摘要：
A mandibular fixation device is presented for improving the convenience of operation. This mandibular fixation device includes a sleeve, a first screw, a second screw and two positioning members. The sleeve has a first threaded hole and a second threaded hole at two ends with different spiral directions. The first screw has a first threaded portion screws with the first threaded hole and the first screw has a first assemble portion is exposed outside the sleeve to couple with one of the two positioning members. The second screw has a second threaded portion screws with the second threaded hole, and the second screw has a second assemble portion is exposed outside the sleeve to couple with the other one positioning member.一種頷骨固定裝置,用以解決習知頷骨固定裝置操作便利性差的問題。本發明的頷骨固定裝置包含:一套筒,二端分別設有一第一螺孔及一第二螺孔,該第一螺孔與該第二螺孔的螺旋方向相反;一第一螺桿,由一第一螺紋部螺合於該第一螺孔,使一第一組裝部裸露在該套筒外;一第二螺桿,由一第二螺紋部螺合於該第二螺孔,使一第二組裝部裸露在該套筒外;及二定位件,分別結合在該第一組裝部及該第二組裝部。1‧‧‧套筒11‧‧‧第一螺孔12‧‧‧第二螺孔2‧‧‧第一螺桿21‧‧‧第一螺紋部22‧‧‧第一組裝部23‧‧‧第一止部3‧‧‧第二螺桿31‧‧‧第二螺紋部32‧‧‧第二組裝部33‧‧‧第二止部34‧‧‧穿伸槽4‧‧‧牙套環41‧‧‧環體42‧‧‧轉動件421‧‧‧上鎖片422‧‧‧下鎖片423‧‧‧貫孔424‧‧‧鎖孔425‧‧‧螺釘5‧‧‧骨板51‧‧‧連接部511‧‧‧上鎖片512‧‧‧下鎖片513‧‧‧貫孔514‧‧‧鎖孔515‧‧‧螺釘52‧‧‧鎖固部521‧‧‧穿孔
