In this e-module, you will review the design rationale and surgical technique for the AETOS Shoulder System. Expert surgeons provide scientific and clinical evidence on how the AETOS system is designed for implant longevity for optimal surgical outcomes. An expert surgeon provides step-by-step instructions and tips and pearls to optimise the Total Shoulder Arthroplasty and Reverse Shoulder Arthroplasty procedures and outlines the technical aspects of the implantation.