supply of spine dual thread pedicle screwspine dual thread pedicle screw,srph429002-spine dual thread pedicle screw: spine dual thread pedicle scre w for single lock spinal system - used for lumbosacral fixation and stabilisation in sp ine trauma, degenerative .pedicular screws should have dual threaded mechanism an d should be compatible with 5.5mm titanium/cobalt chromium rod . screws should be m ade up of cobalt chromium and available in sizes of 4.5, 5.5, 6.5 mm diameter and 25-55mm i n length . system should have break off plug mechanism. screw should have an angle of not more than 28 degree between the head and body. system should be compatible minimally invasive surgical technique . screws should be colour coded for easy iden tification. system should be registered with drug controller general of india. syste m should be iso or bis or fda or ce approved.unit: set.