Effect of Scapular Orientation on Shoulder Internal Impingement in a Cadaveric Model of the Cocking Phase of Throwing by Teruhisa Mihata, Bong Jae Jun,

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Effect of Scapular Orientation on Shoulder Internal Impingement in a Cadaveric Model of the Cocking Phase of Throwing by Teruhisa Mihata, Bong Jae Jun, Christopher N.H. Bui, James Hwang, Michelle H. McGarry, Mitsuo Kinoshita, and Thay Q. Lee J Bone Joint Surg Am Volume 94(17): September 5, 2012 ©2012 by The Journal of Bone and Joint Surgery, Inc.

Schematic illustrating the scapular orientations assessed in the current study. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.

The amount of overlap between the greater tuberosity (GT) and the glenoid was designated as the internal impingement area. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.

Illustrations depicting representative results for internal impingement area. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.

Effect of scapular internal rotation. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.

Effect of scapular upward rotation. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.

Effect of scapular anterior tilt. Teruhisa Mihata et al. J Bone Joint Surg Am 2012;94: ©2012 by The Journal of Bone and Joint Surgery, Inc.