【摘要】 NiTi器械用于根管清理和成形取得了很好的效果,同时也有大量的研究报道将Ni Ti器械用于再治疗。在再治疗后,用于评价根管内剩余的牙胶量的评价方法不一,各种NiTi器械用于再治疗根管清理的效果也有不同的结果。现将NiTi器械用于再治疗时的根管内剩余牙胶的评价方法和不同Ni Ti器械去牙胶的效率做一综述。更多还原

【Abstract】 NiTi rotary instruments have been used successfully in root canal cleaning and shaping, and them have been proposed for removal of gutta-percha. Different methods have been used to assess the amount of remaining guttapercha inside the canal after the retreatment procedure and different NiTi rotary instruments have different efficacies for removing gutta-percha during the retreatment procedure. This review is to discuss the effectiveness of different NiTi rotary instrument for removing gutta-percha during endodontic retreatment.更多还原