supply of poly axial pedicle screwpoly axial pedicle screw,srphc544579-poly axial pedicle screw for single lock spinal system - used for dor so lumbosacral fixation and stabilisation in spine trauma degenerative .pedicular screws sho uld have dual threaded mechanism and should be compatible with 5.5mm titanium/cobalt chro mium rod . screws should be made up of cobalt chromium and available in sizes of 4.5 5.5 6.5 m m diameter and 25-55mm in length . system should have break off plug mechanism. screw shou ld have an angle of not more than 28 degree between the head and body. system should be co mpatible minimally invasive surgical technique and also be used along with fenestrated or/an d hydroxyapatite coated screws . screws should be colour coded for easy identification. sys tem should be registered with drug controller general of india. system should be iso or bis or fda or ce approved. equivalent/ similar to gesco/stryker /auxein/matrix /surgiwear. unit:no [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: ma x 8 lacs ] ]