Items tagged “ortho”

46 results found
Article

Scapular notching

Scapular notching is a radiologic finding post reverse total shoulder arthroplasty that correlates to erosion of the scapular neck. The erosion occurs due to the repetitive contact between the polyethylene of the humeral component and the inferior scapular neck during adduction and progressive ...
Article

Eden-Hybinette procedure

The Eden-Hybinette procedure is the most common surgery for revision of a failed Latarjet procedure. When there are greater degrees of glenoid bone loss, the Latarjet procedure may not be sufficient to ensure adequate stability. This is an open or arthroscopic procedure that uses an iliac crest ...
Article

Stress shielding of the proximal humerus

Stress shielding of the proximal humerus after total shoulder arthroplasty (TSA) is a bone resorption around the proximal prosthesis stem. Pathology According to Wolff's Law, bone remodels in response to stress. After a TSA or shoulder hemiarthroplasty, intact bone previously responsible for b...
Article

Polyether-ether-ketone (PEEK)

Polyether-ether-ketone (PEEK) is a special thermoplastic engineering plastic with biological, mechanical, and chemical properties that provides an alternative to titanium alloys in the development of implantable load-bearing medical devices, which require extra strength and biocompatibility 1,2....
Article

Acromial and scapular spine fractures after reverse total shoulder arthroplasty

Acromial and scapular spine fractures after reverse total shoulder arthroplasty (RTSA) can occur intraoperatively or postoperatively with post-operative stress fractures the most common. Epidemiology Acromial and scapular spine fractures complicate ~7.5% (range 3.1-11.2%) of RTSAs 1,2. Pathol...
Article

Bone grafting of reverse Hill-Sachs defects

Bone grafting of reverse Hill-Sachs defect is the surgical restoration of the humeral head due to compromised shoulder stability from large defects, which in patients without significant glenoid bone loss who have good bone stock, preserved articular cartilage, and humeral head defect between 20...