POLY AXIAL SCREW
The NEXARA™ Poly Axial Screw is engineered to provide versatile spinal fixation with exceptional stability, controlled rod alignment, and simplified construct assembly during thoracic and lumbar spine procedures. Manufactured from Titanium Grade 5 ELI, the poly axial head allows multi-directional angulation, enabling easier rod placement while maintaining strong fixation and long-term construct stability. Designed for modern spinal surgery, the system offers excellent biomechanical performance and surgical flexibility across a wide range of spinal pathologies.
Description
The NEXARA™ Poly Axial Screw is specifically designed for thoraco-lumbar spinal stabilization procedures requiring flexible screw head angulation and reliable vertebral fixation. The poly axial mechanism facilitates easier rod capture and construct assembly while accommodating anatomical variations during surgery. Precision engineered with optimized thread geometry and a robust locking mechanism, the system delivers dependable fixation, excellent pull-out strength, and consistent mechanical performance for posterior spinal fusion procedures.
Product Features
- Multi-directional poly axial screw head for flexible rod alignment
- Manufactured from premium Titanium Grade 5 ELI
- Optimized thread profile for superior bone purchase
- High mechanical strength and fatigue resistance
- Smooth rod seating and simplified construct assembly
- Low-profile screw head design
- Precision-engineered locking mechanism
- Excellent pull-out resistance and fixation stability
- Facilitates accurate spinal alignment correction
- Compatible with Ø5.5 mm rod systems
- Available in multiple diameters and lengths
- Designed for thoracic and lumbar spinal stabilization
- Precision manufactured for consistent surgical performance
- Sterile, single-use implant
Clinical Applications
- Thoracic spinal stabilization
- Lumbar spinal fixation
- Degenerative disc disease
- Spinal deformity correction
- Scoliosis surgery
- Kyphosis correction
- Traumatic spinal fractures
- Spinal instability
- Revision spine surgery
- Posterior spinal fusion
- Thoraco-lumbar reconstruction
- Orthopaedic spine procedures
Material
Titanium Grade 5 ELI
Manufactured from medical-grade Titanium Grade 5 ELI, providing exceptional biocompatibility, corrosion resistance, high fatigue strength, superior mechanical durability, and reliable long-term implant performance for spinal fixation procedures.
Design Advantages
Multi-Axial Flexibility
The poly axial screw head provides controlled angulation, allowing easier rod positioning and simplified construct assembly while accommodating patient anatomy.
Superior Bone Purchase
Optimized thread geometry maximizes cortical and cancellous bone engagement, delivering excellent fixation strength and dependable pull-out resistance.
Simplified Rod Placement
The mobile screw head facilitates efficient rod capture, reducing implant stress during assembly and improving surgical workflow.
Reliable Construct Stability
The precision locking mechanism securely locks the screw head after final alignment, providing durable fixation and long-term construct integrity.
Available Sizes
NEXARA™ POLY AXIAL SCREW Ø4.5 mm
| Product Code | Length |
|---|---|
| AX-2-45-25 | 25 mm |
| AX-2-45-30 | 30 mm |
| AX-2-45-35 | 35 mm |
| AX-2-45-40 | 40 mm |
| AX-2-45-45 | 45 mm |
NEXARA™ POLY AXIAL SCREW Ø5.5 mm
| Product Code | Length |
| AX-2-55-30 | 30 mm |
| AX-2-55-35 | 35 mm |
| AX-2-55-40 | 40 mm |
| AX-2-55-45 | 45 mm |
| AX-2-55-50 | 50 mm |
NEXARA™ POLY AXIAL SCREW Ø6.5 mm
| Product Code | Length |
| AX-2-65-30 | 30 mm |
| AX-2-65-35 | 35 mm |
| AX-2-65-40 | 40 mm |
| AX-2-65-45 | 45 mm |
| AX-2-65-50 | 50 mm |
NEXARA™ POLY AXIAL SCREW Ø7.2 mm
| Product Code | Length |
| AX-2-72-30 | 30 mm |
| AX-2-72-35 | 35 mm |
| AX-2-72-40 | 40 mm |
| AX-2-72-45 | 45 mm |
| AX-2-72-50 | 50 mm |
Advantages
- Flexible multi-axial screw head for easier rod alignment
- Strong and reliable spinal fixation
- Excellent pull-out strength
- Simplifies rod insertion and construct assembly
- High fatigue resistance and long-term durability
- Optimized thread design for secure bone purchase
- Precision locking mechanism for stable fixation
- Smooth insertion and controlled implant placement
- Outstanding corrosion resistance
- Supports effective spinal alignment correction
- Compatible with standard thoraco-lumbar fixation systems
- Ideal for complex spinal stabilization procedures








