反復性肩関節前方不安定症に対するBristow変法の手術成績

抄録

Bristow procedure is a method of operation for anterior instability of the shoulder, that the results are comparatively stable. We reported on the clinical results of a modified Bristow procedure. There were 148shoulders of 138 patients operated between 1988 and 2003 and followed-up for more than 6 months. ( males 119, females 19, right side 58, left side 70, both sides 10). The average age at the operation was 25.2 years old (15 ∼ 84 yrs. ), the average follow-up period was 2 years and 7 months (6 months ∼ 15yrs). There were 101 patients (73%) who had participated in before operation including 66 competitive athletes (contact sports players 47, baseball players 6). There were 2 patients (2 shoulders) with a redislocation. the recurrence rate was 1.4%. In the anterior apprehension test, all the shoulders were positive before operation and at the follow-up 19shoulders (13%) were positive. Ninety-six patients (95%) returned to their sports. There were 4 patients with a screw breakage and 2 patients with screw that had moved out. Though the recurrence rate was low, the positive rate of the anterior apprehension test was 13%. There were 6 patients with screw troubles.