Fig. 5

Intraoperative clinical images. A Cystic mass present arising from the AC joint (under the forceps); B Specimen of the cyst after excision; C Dissection of the cyst with rupture of the capsule after elevating off the AC joint demonstrating the cystic contents; D After cyst excision demonstration of an instrument through the AC joint with obvious communication into the intra-articular space; E Mobilization of the deltoid muscle (small forceps at the bottom of the image) and trapezius muscle (large forceps at top of image); F Closure and coverage of the AC joint after a pants-over-vest repair of the deltoid and trapezius muscles