TY - JOUR A2 - Jiang, Heng Bo AU - Lee, TaeYeon AU - Kahm, Se Hoon AU - Kim, KyungJae AU - Yang, SungEun PY - 2022 DA - 2022/01/24 TI - The Retrievability of Calcium Silicate-Based Sealer during Retreatment and the Effectiveness of Additional Passive Ultrasonic Irrigation: A Microcomputed Tomographic Study SP - 3933305 VL - 2022 AB - This study investigated the retreatability of EndoSeal MTA (Maruch, Wonju, Korea) according to the presence or absence of a canal isthmus and the additional use of passive ultrasonic irrigation (PUI) through microcomputed tomography (micro-CT) imaging.环氧树脂封存器四十五人工人工模类(TRUETOTH#19,DELABS,圣芭芭拉,CA)用中间运河加方和异形运河加地峡 N级 = 15 AH++EndoSealMTA和EndoSealMTA+PU微链扫描评估三个根级空容量(百分比)。根填充消除后,进行了二次微链扫描以评价剩余根填充物量Kruskal-Wallis H级 测试和后集分析用于分组间比较曼-惠特尼 U级 测试用来比较有地峡和无地峡间比较 公元前 < 0.05 )EndoSearmMTA组中,空容量和剩余填充物较高,而不论是否有地峡EndoSearmMTA群中常见损耗率低得多,剩余填料量高得多。不论地峡存在与否,EndoSeal+PUI组剩余填料量均减到与AH+组相似程度当对填充EndoSearmMTA的根沟进行再处理时,去除填充物在平面区域可能比较困难。附加使用PUI可提高清除效率SN-0161-0457UR-https://doi.org/101155/2022/393305DO-10.1155/2022/393305JF-扫描PB-HindawiKW-ER