harry mine has been shot for over 20 years .not the tendon the cup. i for 1 have not gotten it replaced .hurts like hell when it pops out .m.r.i shows it's like putting a square peg in a round hole .first m'r'i showed 9 pieces of bone floating around in there .15 years later the was not much left . that is why i stopped plastering and when back to what i do now . can't lift my right arm up from my side only about 2 feet .and it sure as hell won't go over my head . with out the help of my left hand's help .seen my friend get his replaced and no thank you from what he still has to deal with .about 3 out of 10 people i know that has had that cup replaced have came out with better movement . i know the DR here will have shit to say .that you can have it done ..tendons might be fixed .and some cup replacement work. im just hard headed and deal with the pain .i just know what i can and can't do and deal with it .hope you all the best .it is no fun that is for sure