ABSTRACT
<p><b>OBJECTIVE</b>To discuss the diagnosis and minimally invasive surgical treatment on severe acromioclavicular dislocation combined with coracoid process fracture.</p><p><b>METHODS</b>Using 2 incisions of shoulder to expose and fix coracoid process and acromioclaricular joint and to repair damaged acromioclavicular ligament in 7 cases from March 1998 to March 2009. There was 2 males and 5 females in the patients. The age was from 23 to 57 years with an average of 44 yeas. The time from injury to operation was 3-7 d with an average of 4 days. According to Eyres typing, 2 cases were type 11 B, 5 cases were type III B.</p><p><b>RESULTS</b>Seven patients were followed up from 6 months to 2 years with an average of 1 year. According to Karlsson criteria, 7 cases got grade A.</p><p><b>CONCLUSION</b>Using 2 incisions of shoulder to expose and fix acromioclaricular joint and coracoid process with strong pertinence, reliable fixation and small tissue injury, which is a minimally invasive and effective method for severe acromioclavicular dislocation combined with coracoid process fracture.</p>