Tender For corrigendum : group- b: orthopedics arthroscopy system arthroscopy instrument meniscal repair set total hip replacement instrumentset total knee replacement instrumentset spinal surgery operating microscope with all attachments ortho spine surgery set high speed motor burr battery operated power drill & saw reamer with all accessories c- arm for spine &trauma surgery ortho instrumentsetinstrument for screw removal set ultrasonic electrosurgical cautry machine simulator for ortho surgery operative loupe foot scanner