PETRA
Cervical Interbody Fusion Cage System
Porous Mesh Structure for Optimized Bone in-Growth High Roughness Surface
Convex Type
Convex Type
Parallel Type
Parallel Type
Lodortic Type
Lodortic Type

Convex Type

Parallel Type

Lodortic Type
Optimized Bone in growth
PETRA has been created to optimized bone in-growth in spinal procedure, with a mean pore size range of 320~700μm and mean porosity range of 70~80%.

Titanuim Powder Laser Melted Porous Structure
- Average porosity of SLM 3D printed solid part is 3%.
- It leads to accelerated protein and mesenchymal stem cell attachment.

PETRA Sizes
Convex | Height | Footprint | Angle |
---|---|---|---|
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5mm-12mm | 12mm x 15mm | 0° |
5mm-12mm | 12mm x 17mm | 0° | |
5mm-12mm | 14mm x 17mm | 0° | |
5mm-12mm | 14mm x 19mm | 0° |
Lodortic | Height | Footprint | Angle |
---|---|---|---|
![]() |
5mm-12mm | 12mm x 15mm | 4°/ 8° |
5mm-12mm | 12mm x 17mm | 4°/ 8° | |
5mm-12mm | 14mm x 17mm | 4°/ 8° | |
5mm-12mm | 14mm x 19mm | 4°/ 8° |
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PETRA

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