AO Principles - Different Techniques for Knee & Shoulder [1:30:46]

Published on November 19, 2025
Surgical Demonstration
During this scientific demonstration, the two surgeons Dr. Christoph Katthagen and Seth Lawrence Sherman, MD are explaining some techniques and principles for knee and shoulder set by the AO Foundation. The procedures are performed on human specimens. Together, the surgeons discuss each step of the method and answer common questions about the technique. This session was part of the World Surgery Tour Grand Final 2021 and featured by AO Foundation and Virtamed.

#alignment #arthroscopy #Bankart #cartilage #dislocation #instability #invasive #knee #minimally #MIS #patella #principles #rehab #rehabilitation #rotator #cuff #shoulder #simulator #SLAP #virtual #reality #VR

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Faculty

J. Christoph Katthagen
Seth L. Sherman

Moderators

Marianna Evenstein
Valeska Homburg

Partner

Virtamed AO