近年来,由于口腔修复理念的更新和修复技术的发展,残根残冠的保存修复已经成为主要趋势,随着传统金属桩修复在美观及牙齿保存方面弊端的日益暴露,采用玻璃纤维桩修复越来越受到关注[1]。针对磨牙多个牙根方向不同的特点,本院2008年1月至2010年3月采用玻璃纤维桩 In recent years, due to the renewal of the concept of oral rejuvenation and the development of repair techniques, the preservation and repair of residual root crowns has become a major trend. With the increasing exposure of traditional metal post repairs in terms of aesthetics and tooth preservation, the glass fiber post repair The more attention [1]. In view of the different characteristics of multiple root directions of molars, our hospital used fiberglass piles from January 2008 to March 2010