The VIPER® Fenestrated Screw System is intended to be used with the CONFIDENCE SPINAL CEMENT SYSTEM® or the V-MAX® Mixing and Delivery System and the VERTEBROPLASTIC® Radiopaque Resinous Material or the VERTECEM V+ Cement Kit to provide immobilization and stabilization of spinal segments in the treatment of acute and chronic instabilities or deformities of the thoracic, lumbar and sacral spine in patients with diminished bone quality (e.g., osteoporosis, osteopenia, metastatic disease). It is intended to provide temporary internal support and fixation while fusion mass is consolidating or fracture is healing, or for the palliative reconstruction of the tumor patients.
Features & Benefits
- TOP NOTCH™ FeatureThe TOP NOTCH Feature enables instruments from the EXPEDIUM System and the VIPER System to connect directly to the implants and simplifies intraoperative maneuvers.
- Constant Thread LeadThe thread form allows for a smooth transition between the dual and quad lead thread during insertion.
- Cortical Thread FormCortical Thread Form provides enhanced pedicle fixation.
- Fenestrations1.6 – 1.75 mm fenestration diameters allow for optimal cement delivery and screw fixation.
- Optimized TipSelf-tapping, self-centering tip allows for insertion with or without tapping.
- Cannulation 1.75 mm diameter allows for injection of cement through the screw.
About DePuy Synthes
Founded 1895 in Warsaw, Indiana, by Revra DePuy, DePuy operates as a brand under the Johnson &Johnson Medical organization.On April 27, 2011, DePuy and Synthes agreed to a merger deal. The DePuy Synthes Companies offer the world’s most comprehensive portfolio of orthopaedic and neuro products and services for joint reconstruction, trauma, spine, sports medicine, neuro, cranio-maxillofacial, power tools and biomaterials. http://www.depuysynthes.com