A, Superior view of portals for suprascapular nerve decompression (red dot, standard posterior portal). B, Portals on right shoulder. C, Portals and instrument positioning. Viewing through lateral portal, all other devices are passed through suprascapular nerve portal. (From Lafosse L, Tomasi A, Corbett S, et al: Arthroscopic release of suprascapular nerve entrapment at the suprascapular notch: technique and preliminary results, Arthroscopy 23:34, 2007.) SEETECHNIQUE 52.30.