Full-Text Search:
Home|Journal Papers|About CNKI|User Service|FAQ|Contact Us|中文
《West China Journal of Stomatology》 2009-01
Add to Favorite Get Latest Update

Clinical effect of the use of dental operating microscope and ultrasonic instruments in the management of blocked canals

LIU Yong1, HOU Ben-xiang2, ZHANG Wen-kui1, ZHANG Ai-feng1.(1. Dept. of Stomatology, Bei-jing Friendship Hospital, Capital Medical University, Beijing 100050, China; 2. Dept. of Conservative Dentistry and Endodontics, Faculty of Stomatology, Capital Medical University, Beijing 100050, China)  
Objective To evaluate the effect of using dental operating microscope and ultrasonic instruments in treating blocked canals. Methods The etiology of canal blockage included calcification, broken instruments, posts, resinifying, etc. 236 blocked canals were treated with ultrasonic tips under dental operating microscope. The success rate was calculated. Results 178 blocked canals were successfully managed with a success rate of 75.4%. The success rate of each category of the blocked canals were: 71.7% for calcified canals, 81.1% for broken instruments, 100% for canals blocked by posts, 62.5% for canals blocked by resinifying therapy, and 84.1% for canals blocked by filling materials. Conclusion The use of dental operating microscope and ultrasonic instruments is proved to be an effective method in the management of blocked canals.
【CateGory Index】: R781.05
Download(CAJ format) Download(PDF format)
CAJViewer7.0 supports all the CNKI file formats; AdobeReader only supports the PDF format.
©2006 Tsinghua Tongfang Knowledge Network Technology Co., Ltd.(Beijing)(TTKN) All rights reserved