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VIPER® Cortical Fix Fenestrated Screw System
When used in conjunction with CONFIDENCE™ High Viscosity Spinal Cement, the VIPER® and EXPEDIUM® Fenestrated Screw Systems are intended to restore the integrity of the spinal column even in the absence of fusion for a limited time period in patients with advanced stage tumors involving the thoracic and lumbar spine in whom life expectancy is of insufficient duration to permit achievement of fusion. The VIPER® and EXPEDIUM® Fenestrated Screw Systems augmented with the CONFIDENCE™ High Viscosity Spinal Cement are for use at spinal levels where the structural integrity of the spine is not severely compromised.
Features & Benefits
Screw Lengths (30-80mm; 5mm increments)
TOP NOTCH® Feature
Enables instruments from the EXPEDIUM® System & VIPER® System to connect directly to the implants; simplifies intraoperative maneuvers; Permits procedure to be completed Open or MIS
Cortical Thread Form
Provides enhanced pedicle fixation in tumor patients with diminished bone quality (for indicated patients)
Optimized Tip (Self-Tapping & Self-Centering)
Allows for insertion with or without tapping for indicated patients
Screw Diameters (5-10mm; 1mm increments)
Constant Thread Pitch
Allows for a smooth transition between dual & quad lead thread during insertion
6 Fenestrations (3 fenestrations on 30mm screws)
Allow for optimal cement delivery & screw fixation for indicated patients
Cannulation (1.75mm diameter)
Allows for injection of cement through screw for indicated patients
No available references for this product.
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