期刊导航

论文摘要

X线观察分析犬下颌骨种植体间连接对骨生长发育的影响

Effect of Implant Junction on Bone Growth by X-ray Analysis

作者:刘维贤;王秋旭;松井羲郎;道健一

Author:LIU Wei-xian1, WANG Qiu-xu1, MICHI Kenichi2, MATSUI Gilou2

收稿日期:2006-04-25          年卷(期)页码:2006,24(02):173-

期刊名称:华西口腔医学杂志

Journal Name:West China Journal of Stomatology

关键字:下颌骨,种植体,骨生长,X线分析,

Key words:mandible,implant,bonegrowth,X-rayanalysis,

基金项目:

中文摘要

目的 探讨种植体及种植体间固定连接对未成年骨生长发育的影响。方法 以8只Beagle系狗为实验动物,随机分为对照组2只,非连接实验组和连接实验组各3只。实验组每只狗植入2颗种植体,其中连接实验组在种植体植入1个月后将种植体间连接。观察比较各组狗在不同时期所拍摄的下颌骨正侧位片。结果 所植入的12颗种植体均与骨组织形成正常骨愈合,未出现种植体松动或脱落现象。下颌骨两侧均随着月龄的增加而发育,呈现良好的对称性,种植体间连接与未连接2组间无明显差别,恒牙萌出正常。结论 种植区下颌骨高度降低的主要原因是乳恒牙拔除,种植体与邻近恒牙胚之间保持一定的间隔,能使邻近恒牙得以正常萌出,种植体间连接不会增强种植体对骨生长的影响作用。

英文摘要

Objective To explore the effects of mandibular implant junction on the growth of immature bone. Methods Eight Beagle dogs were randomly divided into three groups: control, unjunction and junction. Twelve implants were produced on the mandible of unjunction experimental group and junction experimental group. At three months after implanting, radiographic examination was performed. Results Three months after implanting, all implants were integrated with bone. None implants was mobile or got off. Radiographic examination demonstrated that the bone lose difference was no significant in junction and unjunction group. Conclusion Mandibular implant connection wasn′t effect on the growth of bone.

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