The US Food and Drug Administration approved FH Ortho's ARROW Reverse Shoulder "long keel" and "short keel" glenoid base plate for patients with severe shoulder arthropathy, a 'grossly' deficient rotator cuff or a previously failed shoulder joint replacement with a 'grossly' deficient rotator cuff.
The humeral stem is meant for cemented or cementless application and the metal-back glenoid baseplate is intended for cementless application with the addition of bone screws for fixation. It is also necessary for the patient to have a functional deltoid muscle and adequate glenoid bone stock.