Long-term clinical performance of flapless implant surgery compared to the conventional approach with flap elevation:A systematic review and meta-analysis

作     者：He Cai Xing Liang Dong-Yuan Sun Jun-Yu Chen 

作者机构：Department of ProsthodonticsState Key Laboratory of Oral DiseasesNational Clinical Research Center for Oral DiseasesWest China Hospital of StomatologySichuan UniversityChengdu 610041Sichuan ProvinceChina Botnar Research CentreUniversity of OxfordWindmill RoadOxford OX37LDUnited Kingdom Kennedy Institute of RheumatologyUniversity of OxfordRoosevelt DriveOxford OX37FYUnited Kingdom 

出 版 物：《World Journal of Clinical Cases》 (世界临床病例杂志)

年 卷 期：2020年第8卷第6期

页      面：1087-1103页

核心收录：

学科分类：1002[医学-临床医学] 100210[医学-外科学(含：普外、骨外、泌尿外、胸心外、神外、整形、烧伤、野战外)] 10[医学] 

基　　金：the Graduate Student's Research and Innovation Fund of Sichuan University,No.2018YJSY108 the China Postdoctoral Science Foundation Funded Project,No.2018M640931 the Science and Technology Key Research and Development Program of Sichuan Province,No.2019YFS0142 the National Natural Science Foundation of China,No.81901060 

主　　题：Flapless implant surgery Dental implantation Minimally invasive surgical procedures Computer-assisted surgery Cone-beam computed tomography Implant survival rate Marginal bone loss Complication rate 

摘      要：BACKGROUND The conventional implant approach involves flap elevation,which may result in increased soft tissue and bone loss and postoperative *** flapless surgical technique,aided by three-dimensional medical imaging equipment,is regarded as a possible alternative to the conventional approach to alleviate the above *** studies have been performed regarding the role of flapless implant ***,the results are inconsistent and there is no robust synthesis of long-term evidence to better inform surgeons regarding which type of surgical technique is more beneficial to the long-term prognosis of patients in need of implant *** To compare the long-term clinical performance after flapless implant surgery to that after the conventional approach with flap *** PubMed,EMBASE,Cochrane Central Register of Controlled Trials,and grey literature databases were searched from inception to 23 September *** controlled trials (RCTs) and cohort studies comparing the long-term clinical performance after flapless implant surgery to that after the conventional approach over a follow-up of three years or more were ***-analyses were conducted to estimate the odds ratios (ORs) or mean differences (MDs) and their 95 To confidence intervals (CIs) between the long-term implant survival rate,marginal bone loss,and complication rate of the flapless and conventional *** analyses were carried out to account for the possible effects of the guided or free-hand method during flapless *** Ten articles,including four RCTs and six cohort studies,satisfied the eligibility criteria and nine of them were inclded in the *** was no significant difference between the long-term implant survival rate [OR=1.30,95%CI (0.37,4.54),P=0.68],marginal bone loss [MD=0.01,95%CI (-0.42,0.44),P=0.97],and complication rate [OR=1.44,95%CI (0.77,2.68),P=0.25] after flapless implant surgery and the conventional appro