10 Lindh M,Norlin R.Arthroscopicsubacromial decompression versus open acromioplasty:a two-year follow-up study.Clin Orthop,1993,(290): 174-176. Arthroscopic subacromial decompression for the treatment of subacromial impingement syndrome.XIAO Jian,CUI Guo-qing,WANG Jian-quan,YU Jia-kuo.Institute of sports medicine,the third hospital of Peking University,Beijing 100083,China TAbstractl obiective To study the methods and dinical results of arthroscopic subacromial decompression for the treatment of subacromial impingement syndrome.Methods 12 cases with subacromial impingement syndrome from 1998 to 2003 were studied.1 case was classified as degree one 5 as two and 6 as three according to Neer classification.All patients were treated with arthroscopic subacromial decompression.12 cases underwent arthroscopic acromioplasty,6 patients underwent arthroscopic suture of the rotator cuff.Results 12 cases were followed-up from 1 year to 6 years with an average of 26 months.According to the UCLA scoring system,the average score was 16.9+4.0 and 32.5+1.4 pre-and post-operation respectively,the difference was of statistical significance.The results were 2 excellent,10 good. All the patients were satisfied with the operation.Conclusions Arthroscopic subacromial decompression has the advantages of minimal trauma and rapid recovery,the results are satisfactory. [Key words]Shoulder joint:Shoulder impingement syndrome: Arthroscopy 肩峰下撞击综合征是肩部疼痛和功能障碍的常见原因。近20年来，随着关 节镜技术的不断提高，关节镜肩峰下间隙减压术(arthroscopic subacromial decompression,ASD)逐渐成为治疗该病的标准技术。笔者自1998年10月至 2003年11月共治疗13例此种病例，其中失访1例，现报告如下。 1临床资料与方法 1.1一般资料 本组男9例，女3例：年龄21~59岁，平均47.1岁。左肩4例，右肩8 例。根据Neer分度l,I度1例，Ⅱ度5例，Ⅲ度6例。 1.2临床特点 术前病程4个月7年，平均23个月。4例患者有外伤史，句括2例肩若地 伤，1例手撑地伤，1例肩外展、外旋扭伤。所有患者均有肩部疼痛，夜间痛5 例。肩关节活动受限l1例。体检：Neer撞击征(impingement sign)阳性9例， 肩峰前外缘压痛10例，60°~120°痛弧征阳性6例。9例Neer撞击征阳性者均10 10 Lindh M, Norlin R. Arthroscopic subacromial decompression versus open acromioplasty：a two-year follow-up study. Clin Orthop, 1993,(290)： 174-176. Arthroscopic subacromial decompression for the treatment of subacromial impingement syndrome．XIAO Jian, CUI Guo-qing, WANG Jian-quan, YU Jia-kuo. Institute of sports medicine, the third hospital of Peking University, Beijing 100083, China [Abstract] Objective To study the methods and clinical results of arthroscopic subacromial decompression for the treatment of subacromial impingement syndrome．Methods 12 cases with subacromial impingement syndrome from 1998 to 2003 were studied. 1 case was classified as degree one, 5 as two and 6 as three according to Neer classification. All patients were treated with arthroscopic subacromial decompression. 12 cases underwent arthroscopic acromioplasty, 6 patients underwent arthroscopic suture of the rotator cuff. Results 12 cases were followed-up from 1 year to 6 years with an average of 26 months. According to the UCLA scoring system, the average score was 16.9± 4.0 and 32.5± 1.4 pre- and post- operation respectively, the difference was of statistical significance. The results were 2 excellent, 10 good. All the patients were satisfied with the operation. Conclusions Arthroscopic subacromial decompression has the advantages of minimal trauma and rapid recovery, the results are satisfactory. [Key words] Shoulder joint；Shoulder impingement syndrome； Arthroscopy 肩峰下撞击综合征是肩部疼痛和功能障碍的常见原因。近 20 年来，随着关 节镜技术的不断提高，关节镜肩峰下间隙减压术（arthroscopic subacromial decompression，ASD）逐渐成为治疗该病的标准技术。笔者自 1998 年 10 月至 2003 年 11 月共治疗 13 例此种病例，其中失访 1 例，现报告如下。 1 临床资料与方法 1.1 一般资料 本组男 9 例，女 3 例；年龄 21~59 岁，平均 47.1 岁。左肩 4 例，右肩 8 例。根据 Neer 分度[1]，Ⅰ度 1 例，Ⅱ度 5 例，Ⅲ度 6 例。 1.2 临床特点 术前病程 4 个月~7 年，平均 23 个月。4 例患者有外伤史，包括 2 例肩着地 伤，1 例手撑地伤，1 例肩外展、外旋扭伤。所有患者均有肩部疼痛，夜间痛 5 例。肩关节活动受限 11 例。体检：Neer 撞击征(impingement sign)[1]阳性 9 例， 肩峰前外缘压痛 10 例，60°~120°痛弧征阳性 6 例。9 例 Neer 撞击征阳性者均