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Clinical evaluation of Nickel-Titanium rotary instruments in preparation of root canals
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PRIMARY MEDICINE AND PHARMACY
- Issue:
- 12
- DOI:
- 10.3760/cma.j.issn.1008-6706.2007.12.005
- Key Word:
- 镍钛器械;根管预备;弯曲根管
Abstract： 目的 研究机用镍钛器械ProTaper和Hero642在根管预备中的临床应用.方法 选取牙髓炎和根尖周炎的患牙125颗,分别采用ProTaper、Hero642和不锈钢K锉预备根管,侧向加压法充填根管,根据X线片评价根管预备和充填的效果.结果 ProTaper和Hero642在弯曲根管的预备中明显优于不锈钢K锉,无台阶及根管偏移发生,根管预备后的疼痛率明显降低,操作时间缩短.结论 镍钛机用根管预备器械具有良好的临床应用前景.
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