Table 1.

Main Advantages and Disadvantages of the Supine Positioning

Advantages	Disadvantages
-Easy and quick set up -More comfortable for the patient -No risk of cerebral or hypoplegia complications -Access to all the compartments of the shoulder (anterior+) -Less fatigability for the operator -Easy access to the patient airways for the anesthesiologist -Easy conversion to an open procedure -Head and arm of the patient do not disturb the operator	-Need for a traction system with risk of peripheral nerve and brachial plexus injury -Need for initial adaptation for the orientation of the arthroscope -Use caution for aseptic mistake when the hand of the operator is at the level of the thigh -Risk of bleeding owing to the absence of orthostatic hypotension