Bonevia Bonevia

OEM/ODM TLIF PEEK Cages Factory & Supplier

Precision-Engineered Posterior Lumbar Interbody Fusion Systems conforming to ISO 13485 Standards & Medical Grade Biocompatibility

10+
Years Industry Experience
85
R&D Design Engineers
850+
Global Partners
120
New Product Designs/Year

Clinical Biomechanics of TLIF PEEK Cages

Why modern spinal fusion relies on advanced thermoplastic engineering and optimized implant geometry.

1. Modulus Matching & Avoidance of Stress Shielding

Polyetheretherketone (PEEK) exhibits an elastic modulus (approximately 3.6 GPa) that closely matches that of human cortical bone. Unlike traditional titanium rigid constructs, PEEK cages allow for physiological load-sharing across the fusion site, minimizing stress shielding. This dynamic stress transfer stimulates natural osteogenesis, promoting healthier, faster spinal fusion.

2. Radiolucency for Postoperative Assessment

For orthopedic surgeons, visualizing the progression of bone growth is crucial. PEEK is completely radiolucent, appearing as a shadow on X-ray and CT scans. This allows clear visualization of the interbody space and bone graft integration. Tantalum or titanium markers are strategically embedded into the cage to verify precise positioning under fluoroscopy.

Self-Locking Teeth Design

Engineered with bidirectional serrated surfaces to resist migration and ensure high initial stability, preventing cage retropulsion into the spinal canal.

Large Graft Chamber

Optimized internal volume allows for maximum bone graft packing, establishing a robust pathway for bridging bone formation.

Bullet-Nose Geometry

A tapered leading edge facilitates ease of insertion, minimizing neural retraction and reducing distraction-associated endplate trauma during placement.

Global Procurement Analysis for Spine Implants

Addressing the complex regulatory, technical, and supply chain demands of orthopedic distributors and OEM buyers.

Strategic Sourcing and Regulatory Alignment

Procuring spinal implants globally requires navigability through strict regulatory systems. Medical distributors, private hospital chains, and surgical OEM brands search for partners who guarantee:

  • Raw Material Traceability: Continuous verification of medical-grade PEEK (e.g., Solvay Zeniva or Invibio PEEK-OPTIMA) with implant-grade certifications.
  • Biocompatibility Compliance: Full conformance to ISO 10993 standards covering cytotoxicity, systemic toxicity, and genotoxicity.
  • Mechanical Integrity: Strict testing alignment with ASTM F2077 (for static/dynamic compression and shear) and ASTM F2267 (for subsidence evaluation).
  • Customizable Footprints: Variable heights, lordotic angles (ranging from 4° to 12°), and widths to support patient-specific anatomies globally.

At Bonevia, our custom OEM/ODM process solves these challenges. We provide complete manufacturing documentation (DHF/DMR) that expedites regional registration processes, from FDA 510(k) to European CE MDR submissions.

Bonevia Manufacturing Facility and Headquarters

Industrial Production & Manufacturing Capability

Inside Bonevia Orthopedic's state-of-the-art medical device production lines.

Company Profile – Bonevia Orthopedic Technology Co., Ltd.

Bonevia Orthopedic Technology Co., Ltd. is a professional manufacturer specializing in orthopedic implants and surgical solutions, dedicated to advancing innovation in trauma, spine, and joint reconstruction products. Since its establishment in 2015, the company has grown steadily into a trusted supplier in the global orthopedic industry.

With a modern production facility covering approximately 320㎡, Bonevia maintains strict quality management standards and efficient manufacturing processes. The company records an annual export revenue of around USD 8–15 million, supported by 6 years of export experience and over 10 years of overall industry experience.

Quality assurance is a core focus at Bonevia. The company implements multiple inspection methods including incoming material inspection, in-process quality control, and final product testing, supported by a dedicated quality team of 35 professionals. This ensures all products meet international medical device standards.

Bonevia has a solid trade foundation with diversified global distribution networks, serving major markets across Europe, Southeast Asia, the Middle East, and South America. Its supply chain ecosystem includes more than 850 partners, enabling stable raw material sourcing and efficient production delivery.

The company serves a wide range of clients, including hospitals, orthopedic clinics, surgical centers, and medical distributors. Bonevia also demonstrates strong R&D capabilities, offering OEM and ODM customization services to meet specific clinical requirements.

In the past year, Bonevia successfully launched 120 new product designs, supported by a research and development team of 85 engineers, continuously driving innovation in orthopedic implant systems and surgical instruments.

Materials Preparation
Materials Preparation
Slitting Machine Process
Slitting & Processing
Precision CNC Machining
Machining Line 1
Precision Machining Center
Machining Line 2
CNC Machining Center
CNC Machining Center
Medical Grade Lathe
Precision Lathe
Precision Wire-cutting
Wire-cutting
Wire-cutting Machine
Wire-cutting Equipment
Laser Marking Implants
Laser Marking
Laser Marking Machine
Laser Marking Station
CAD/CAM Implant Design
CAD/CAM Design
Implant Inspection
Microscopic Inspection
Cleanroom Packing
Inspection & Packing
Finished Goods Warehouse
Smart Warehouse

Technology Roadmap & Future Outlook

Transitioning from traditional materials to osseointegrative surface science and smart spinal constructs.

Surface Modification Technologies

While PEEK features ideal mechanical characteristics, its hydrophobic nature restricts direct bone apposition. To overcome this, our R&D team is developing advanced surface treatments:

  • Porous PEEK Constructs: Simulating trabecular bone structure to support vascularization and bony ingrowth throughout the body of the cage.
  • Titanium Plasma Spraying (TPS): A thin coating of titanium applied to the upper and lower surfaces, offering a high-friction interface for immediate stability while retaining the internal radiolucency of PEEK.
  • HA (Hydroxyapatite) Coated Surfaces: Utilizing biomimetic mineral layers that trigger faster calcium-phosphate deposition, promoting early osseointegration.

3D Printed PEEK & Smart Diagnostics

The next generation of spinal fusion products leverages additive manufacturing to produce complex macro-porous geometries not achievable via standard CNC machining.

  • Additive Fused Filament Fabrication: Producing custom patient-specific cages directly from CT scans in a cost-efficient workflow.
  • Reduced Subsidence Rates: Optimized biomechanical stiffness via grid density control, lowering patient complications.
  • Intelligent Sensors: Embedding passive micro-sensors within the cage structure to report local load distributions and fusion progression back to clinicians.

Quality Control System & Compliance Standards

A multi-stage quality control structure satisfying global medical regulatory standards.

1. Raw Material Audits

Every single batch of medical-grade PEEK and titanium alloy undergoes Fourier Transform Infrared Spectroscopy (FTIR) fingerprinting and Mechanical Tensile Testing before entering our machining floors.

2. In-Process Validation

Employing high-accuracy CMM (Coordinate Measuring Machines) to verify dimensional profiles down to ±0.01mm tolerance levels. Automated vision inspection monitors the consistency of the serrated teeth profiles.

3. Sterile Barrier Packaging

Final washing and packaging are performed in an ISO Class 7 cleanroom environment. Cleanroom sterilization indicators and particulate monitoring systems ensure a clean barrier before shipping.

Our Custom OEM/ODM Spine Solutions Lifecycle

How we take your conceptual drawing and transition it to a validated, market-ready clinical implant.

Step 1

Design & CAD

Converting parameters into 3D CAD models and verifying structural FEA simulations.

Step 2

Prototyping

Rapid fabrication of functional test mockups in plastic/PEEK to verify sizing.

Step 3

Mechanical Testing

Subjecting cages to ASTM F2077 fatigue and subsidence protocols.

Step 4

Production

Mass CNC fabrication in ISO 13485 certified facility.

Step 5

Regulatory Documentation

Compiling FDA/CE technical dossiers for regional registrations.

Frequently Asked Questions (FAQ)

B2B technical questions regarding our OEM manufacturing capacities, regulatory support, and material options.

What grades of PEEK material are used in your TLIF cages?
We source our raw implantable PEEK exclusively from top-tier medical providers such as Evonik (VESTAKEEP®) and Solvay (Zeniva®) or Invibio (PEEK-OPTIMA®). Each order includes certificate of conformity (CoC) documents tracing back to the raw material chemical lot.
Do you support customized design modifications (ODM)?
Yes, our in-house engineering team works closely with orthopedic surgeons and medical distributors to design custom cages, including custom lordosis angles (4° to 15°), custom graft window sizes, insertion instrumentation interfaces, and hybrid titanium-coated designs.
Are your spine implants certified for sale globally?
Our facilities run on an ISO 13485 certified quality management system. Many of our core designs carry CE approval, and we provide technical dossiers (DHF/DMR) that align with FDA 510(k) requirements and Class III European MDR regulations to support our distributors in their registration processes.
What is the typical lead time for OEM orders?
For standard sizes, the lead time is typically 4 to 6 weeks. For custom ODM products requiring prototype tooling, mechanical testing configuration, and surgical tool modifications, the timeframe spans from 12 to 16 weeks, including manufacturing validation and sterile packing.