supply of expendable medical stores :-1 modular proximal humerus resection prosthesis complete set 2 modular proximal tibial resection prosthesis complete set 3 reverse shoulder arthroplasty implant complete construct consisting of glenoid base plate with compatible screws, glenosphere, cemented modular humeral stem. 4 reverse shoulder arthroplasty implant complete construct consisting of glenoid base plate with compatible screws, glenosphere, uncemented modular humeral stem 5 revision acetabular components consisting of muller acetabular reinforcement ring, burch schneider reinforcement ring, expansion shell uncemented, octopus acetabular cage, antiprotrusio cage 6 rotating hinge knee implants consisting of tibial base plate, femoral component, polyethylene insert, 2 x full block tib augment and patellar component, 1 x 40 gm medium viscosity pmma bone cement with green pigment and 1 x sterile disposable pulse lavage 7 tkr posterior stabilised implants ( full set ) including modular metal blacked tibial base plate, femoral component, ps polythylene insert and patellar component complete construct. 8 total hip joint replacement hip implants ( hybrid system ) consisting of cemented collarless, polished triple tapered stem with 12 / 14 taper neck, 1 x cement restrictor, 1 x stem centrilizer, 28 / 32 mm dia head and uncemented acetabular component with cluster