tender for titanium polyaxial non fenestrated screws(thoracolumbar screws).usedfor thoracolumbar fixation and stabilisation in spine trauma, degenerative andtumor surgeries. pedicular screws should have a reverse threaded mechanism andshould be compatible with 5.5mm titanium rod. screws should be available in sizes of4.5, 5.5, 6.5 mm,27.5 mm diameter and 25-55mm in length. system should have break offplug mechanism.screw should have an angle of not more than 28 degree betweenthe head and body. system should be compatible for minimally invasive surgicaltechnique and also be used along with fenestrated or/and hydroxyapatite coatedscrews. system should be registered with drug controller general of india.system should be iso or bis or fda or ce approved. group neuro surgery items .
