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  • Caroline M Chebli, Philippe Huber, Jonathan P. Watling, Alexander L Bertelsen, Ryan T. Bicknell, Frederick A. Matsen
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2008 (First Publication: 1 March 2008)
  • The semiconstrained design of the reverse arthroplasty allows loads from the humerus to challenge the fixation of the glenoid component to the scapula. We examined some of the factors affecting theContinue Reading
  • Matthew David Saltzman, Aaron M. Chamberlain, Deana M. Mercer, Winston J. Warme, Alexander L Bertelsen, Frederick A. Matsen
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2011 (First Publication: 1 June 2011)
  • BACKGROUND Glenohumeral arthritis in younger individuals is challenging because of the complex pathology, need for extended durability, and high expectations of the patients. Humeral hemiarthroplastyContinue Reading
  • Frederick A. Matsen, Stacy M. Russ, Alexander L Bertelsen, Susan M. Butler-Wu, Paul Pottinger
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2015 (First Publication: 1 June 2015)
  • BACKGROUND Propionibacterium organisms are commonly recovered from deep cultures obtained at the time of revision arthroplasty. This study sought to determine whether deep cultures obtained at theContinue Reading
  • Peter T Scheffel, Jeremiah M. Clinton, Joseph R. Lynch, Winston J. Warme, Alexander L Bertelsen, Frederick A. Matsen
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2010 (First Publication: 1 September 2010)
  • HYPOTHESIS Chondrolysis can be a devastating complication of shoulder arthroscopy. We undertook a review of the 100 cases reported in the English language to test the hypothesis that common factorsContinue Reading
  • Matthew David Saltzman, Deana M. Mercer, Winston J. Warme, Alexander L Bertelsen, Frederick A. Matsen
  • Medicine
  • The Journal of bone and joint surgery. American…
  • 2010
  • BACKGROUND The reported outcomes of shoulder arthroplasty in patients under the age of fifty years are worse than those in patients over fifty. While there are several possible explanations for thisContinue Reading
  • Deana M. Mercer, Brian B. Gilmer, Matthew David Saltzman, Alexander L Bertelsen, Winston J. Warme, Frederick A. Matsen
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2011 (First Publication: 1 March 2011)
  • HYPOTHESIS Glenoid erosion and medial migration of the humeral head prosthesis have been observed after most types of shoulder arthroplasty. A method of measuring the change in humeral head positionContinue Reading
  • Matthew David Saltzman, Deana M. Mercer, Winston J. Warme, Alexander L Bertelsen, Frederick A. Matsen
  • Medicine
  • Journal of shoulder and elbow surgery
  • 2010 (First Publication: 1 October 2010)
  • BACKGROUND Reverse shoulder arthroplasty changes the center of rotation (COR) of the glenohumeral joint and in doing so affects the resting tension in the deltoid and residual cuff muscles, as wellContinue Reading