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论文摘要

准确定位模板在种植义齿治疗中的应用

The use of an accurate surgical template in dental implanting

作者:张世周,陈占伟,张东升,王智强,马泉生

Author:ZHANG Shi-zhou, CHEN Zhan-wei, ZHANG Dong -sheng, WANG Zhi -qiang, MA Quan -sheng.

收稿日期:          年卷(期)页码:2010,37(5):504-506

期刊名称:国际口腔医学杂志

Journal Name:International Journal of Stomatology

关键字:螺旋CT, 定位模板, 石膏模型, 种植手术,

Key words:spiral computer tomography, positioning template, alginate impression, implant surgery,

基金项目:

中文摘要

目的设计制作一种种植手术外科模板,用以解决种植体植入位置、方向和深度准确性的问题。方法本研究借助螺旋CT 和计算机图像处理软件,将拟种植区的牙槽骨和基骨的形态准确地转移到石膏模型断面上,然后在石膏模型“牙槽骨和基骨”的范围内设计种植体植入的位置、方向和深度并制作定位模板,应用该模板在1 对上颌骨和下颌骨体外模型上共制备27 个种植窝,并应用配对t 检验比较骨骼和石膏模型种植体的定位情况。结果采用配对t 检验比较骨骼和石膏模型种植体定位情况,数据均达到了理想的精确度。结论本模板定位、定向准确,可以最有效地利用植入区的骨量,从而扩大了种植修复的适应证,可有效地避免种植手术的失败。

英文摘要

Objective To fabricate a surgical template to solve the problem of the precise positioning and orientation in the process of dental implant. Methods Following a comprehensive oral examination and precise measurement by CT and Photoshop, the shape of the basal alveolar bone of the planed implant area was transferred onto the plaster sectional model. Then the site and orientation of the fixtures could be designed in the range of dentoalveolar and matrix bone and positioning template could be made. With this template, 27 implant caves of one pair skeletal and mandibular bone were prepared. Results A satisfied result was achieved by using t paired test. This template could enhance the accuracy of placement in an efficient way to achieve predictable esthetic results. Conclusion The underlying basal alveolar bone can be used most effectively with this template. Also, it can extend the precision of dental implantation. This method showed better clinical treatment effects and it is suitable for widespread use in clinical practice.

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