**2.1 Setup**

Surgery is performed under general anesthesia. Preoperatively, a prophylactic antibiotic single shot dose of 2 g Ampicillin and 1 g Sulbactam i. v. is administered. Dependent on preference, the operation can be done in beach chair position or lateral decubitus position with lateral tension. The latter increases the intraarticular space by putting traction on the arm. Alternatively, a special arm holder with free positioning of the arm in slight abduction and external rotation can be used. We routinely used the latter option.

After diagnostic arthroscopy, fixation of the anterior capsulo-labral complex with suture anchors in lasso-loop technique is performed. The following arthroscopy equipment and instruments are used during surgery:

