orthopedie implants thr and tkr , basic cementless hip system(porous coated) (us fda approved) , cementless hip system porous coated titanium alloy femoral stem with various sizes cementless hip system metal head 28 mm with variable neck length cementless hip system acetabular cup cementless poro coated with option of screws cementless hip system acetabular highly crosslink poly cup liner with 10° lpw different sizes bone screw to fix the cup , total knee system basic tkr pcl sacrificing(us fda approved)co-cr tibial tray , femoral component ,co-cr,various sizes tibial component, co-cr, various sizes tibial insert, various sizes patellar button, various sizes