重度牙周炎病情严重,通常需要牙周手术和多学科联合治疗,但是,非手术治疗仍然是重度牙周炎治疗中不可缺少的最重要内容。文章将简要介绍牙周非手术治疗的目标、器械、方法,重点介绍在重度牙周炎治疗中如何选择非手术治疗器械,以及非手术治疗后如何进行再评估并制订后续手术治疗方案。 Severe periodontitis is a serious condition that usually requires periodontal surgery and multidisciplinary therapy, however, nonsurgical treatment remains the most important component of severe periodontitis treatment. The article will briefly introduce the goals, devices, and methods of nonsurgical periodontal treatment, highlighting the selection of non-surgical devices for treatment of severe periodontitis and how to reassess and develop subsequent surgical treatment after non-surgical treatment.