Medisplint Medisplint

CE Certified Compression Screws Manufacturer & Factory

High-Precision Orthopedic Trauma Fixation Systems & OEM/ODM Manufacturing Excellence under EU MDR and ISO 13485 Standards

Featured Orthopedic Implants & Systems

Explore our CE & ISO certified surgical hardware catalog engineered for trauma, spinal, and reconstructive orthopedic procedures.

Antirotation Titanium Proximal Femoral Nail PFNA Orthopedic Implant Set
Antirotation Titanium Proximal Femoral Nail PFNA Orthopedic Implant Set
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Geasure CE ISO Certified Class III Titanium Alloy Headless Compression Cannulated Screw
Geasure CE ISO Certified Class III Titanium Alloy Headless Compression Cannulated Screw
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QSWTITAN Spine Retractor Micro Tubular Retractor Endoscope Half Casing Tube Instrument Veterinarian
QSWTITAN Spine Retractor Micro Tubular Retractor Endoscope Half Casing Tube Instrument Veterinarian
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Sports Medical Care Bone Cutter Arthroscopic Shaver Blades and Burrs Meniscal Repair for Dogs
Sports Medical Care Bone Cutter Arthroscopic Shaver Blades and Burrs Meniscal Repair for Dogs
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CANWELL Distal Tibial Low Profile Locking Plate Titanium Metaphyseal Compression Fixation System Orthopedic Trauma CE ISO
CANWELL Distal Tibial Low Profile Locking Plate Titanium Metaphyseal Compression Fixation System
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Veterinary Orthopedic Power 9.6V Brushless Multifunctional Drill Jacobs Chuck AO Quick Coupling TPLO Saw Attachment
Veterinary Orthopedic Power 9.6V Brushless Multifunctional Drill AO Quick Coupling TPLO Saw
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Geasure Orthopaedic Implants Surgical PLIF Peek Cage for Lumbar Interbody Hospital Application
Geasure Orthopaedic Implants Surgical PLIF Peek Cage for Lumbar Interbody
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Spine Fixation Fusion Cage for Cervical Interbody Fusion Cage O-Lumber Interbody fusion Cage
Spine Fixation Fusion Cage for Cervical Interbody Fusion Cage O-Lumber Interbody
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Medisplint Orthopedic Instruments Co., Ltd.

A premier global manufacturing center dedicated to specialized orthopedic trauma systems, spine fixation, and surgical instrumentation.

18,500㎡
Production Facility
$12M+
Annual Export Revenue
42
Dedicated QC Inspectors
85
R&D Specialists

Founded in 2016, Medisplint Orthopedic Instruments Co., Ltd. has established itself as an innovative force in the orthopedic medical device field. Integrating modern manufacturing architectures with rigorous clinical requirements, our operations center handles the design, development, high-precision machining, and dynamic testing of implants utilized across global hospitals, trauma clinics, and surgical centers. Our portfolio extends across trauma plates, spinal fusion cages, and specialized compression screws, supporting surgical partners in over 80 countries.

Our facility houses an advanced mechanical testing laboratory equipped with state-of-the-art instruments: Fatigue Testers, Tensile Testers, and Bone Screw Performance Testers. Under the direction of our quality management department, every batch undergoes chemical composition validation, mechanical performance benchmarking, and micro-dimensional inspection to meet and exceed ISO 13485 regulations. With over 1,200 supply chain partners, we ensure complete supply security, offering robust OEM/ODM production volumes for global distributors.

Whitepaper: Orthopedic Compression Screw Systems in Clinical Practice

A technical investigation into clinical intent, materials science, and manufacturing protocols for orthopedic trauma devices.

1. Global Corporate Procurement Dynamics & Supply Chain Challenges

Large-scale medical device procurement organizations, hospital groups, and distribution firms face mounting pressure. Driven by shifting healthcare economics and stricter regulatory systems such as the European Medical Device Regulation (EU MDR), procurement directors are looking to reduce supply chain vulnerabilities. Traditional manufacturing channels often present high unit costs and lack the agility to supply custom sizing profiles (e.g., customized thread pitches, varied cannulation options) necessary for diverse patient populations.

Strategic purchasing departments now look for factories that combine raw material sourcing stability with robust compliance portfolios. Our factory addresses this challenge by maintaining a collaborative chain of over 1,200 suppliers, stabilizing raw titanium pricing, and providing batch traceability from raw bar stock to sterilized clinical packaging. Through this integration, we mitigate lead-time fluctuations and provide OEM/ODM partners with consistent production runs, insulating them from unexpected supply chain shocks.

2. Macro-Industry Solutions: Optimizing Interfragmentary Compression

Bone healing relies heavily on absolute mechanical stability. In intra-articular fractures, osteotomies, and joint arthrodesis, compression screws generate compression across fracture lines. This interfragmentary compression increases friction and minimizes micro-movement, accelerating osteosynthesis and reducing the risk of nonunion or pseudarthrosis.

Modern clinical methods employ headless compression screws (HCS) to allow implant burial beneath articular cartilage surfaces. By engineering variable-pitch threads, where the distal pitch is wider than the proximal pitch, the screw naturally draws bone fragments together as it advances. In contrast, cannulated compression designs allow precise guide-wire positioning, reducing surgical window footprints and minimizing soft-tissue disruption. Our product lines offer targeted solutions for anatomical sites spanning from small bone extremities (e.g., scaphoid, calcaneus, and distal radius fractures) to large-bearing interfaces such as femoral neck reconstructions.

Extreme Precision Machining

Manufactured on high-speed Swiss-type CNC lathes to achieve tolerances within +/- 0.005mm. This guarantees consistent thread engaging torque and reduces insertion failure rates.

Biocompatibility & Titanium Alloys

Constructed from implant-grade Titanium Ti-6Al-4V ELI (ASTM F136). This alloy offers high strength-to-weight ratios, excellent fatigue life, and superior biocompatibility.

Comprehensive Fatigue Testing

Every lot is subjected to cyclic loading simulation to identify shear thresholds, preventing in-vivo screw breakage under axial loading stress.

3. Technical Roadmap: Surface Treatments, Biodegradable Implants, and Customization

The next generation of orthopedic fixation devices focuses on active bone integration and bio-absorbability. Our engineering team is currently mapping two technical trajectories:

  • Anodic Oxidation and Bioactive Surface Coatings: By utilizing Type II anodization and hydroxyapatite (HA) coating processes, we increase surface roughness on a micro-scale. This surface modification enhances osteoblast attachment, accelerating early osseointegration and securing the screw within the bone matrix.
  • Bioresorbable Magnesium Alloys: Eliminating secondary implant removal surgeries is a key priority for modern medicine. We are investing in R&D for magnesium-zinc-calcium alloys, designed to degrade naturally within physiological fluids once the bone has fully healed. This approach avoids long-term implant complications and reduces overall clinical costs.

Advanced CNC Machining & Quality Control Center

Insight into our vertically integrated production and laboratory systems, built to secure dimensional precision for Class III medical devices.

Raw Materials Inspection
Raw Materials Validation
Slitting Operation
Precision Slitting
CNC Machining Center
Swiss CNC Machining
Component Machining
Component Machining
Milling Process
Precision Milling
First Stage Inspection
Inspection & Packing I
Final Product Packing
Inspection & Packing II
Standardized Warehouse
Controlled Warehouse
Slitting Machine Hardware
High-Speed Slitting Machine
CNC Machining Center Hardware
CNC Machining Center
CNC Milling Equipment
CNC Milling Machine
Wire Cutting Machine
Wire Cutting Machine
Precision Lathe Unit
Precision CNC Lathe
Laser Etching System
Laser Marking Machine
CAD/CAM Design Division
CAD/CAM Design Division
Mechanical Validation Lab
Testing Laboratory
Microscopic Quality Control
Micro-Inspection Division
Dimensional Inspection System
Verification Station
Fatigue Testing Equipment
Dynamic Fatigue Tester
Tensile Strength Testing
Tensile Strength Tester
2D Video Measuring System
2D Measuring Instrument
Vickers Hardness Tester
Vickers Hardness Tester
Bone Screw Performance Tester
Screw Performance Tester

Regulatory Compliance & Localized B2B Support

How we align with global healthcare frameworks to simplify product registration and clinical market entry.

Operating in the orthopedic space requires adherence to strict quality control systems. Medisplint manufactures its trauma range under the ISO 13485 Medical Devices Quality Management System. Our products carry CE certificates conforming to Directive 93/42/EEC (MDD) and are transitioning to Regulation (EU) 2017/745 (MDR). This dual compliance structure simplifies registration requirements for European and South American markets, allowing distributors to secure localized customs clearance with minimal delay.

Our quality assurance workflow runs through four key stages:

  1. Incoming Quality Control (IQC): Raw titanium alloy bar stock must undergo spectrographic analysis to verify element allocation (e.g., carbon, iron, and oxygen content limits within Ti-6Al-4V ELI specifications).
  2. In-Process Quality Control (IPQC): Real-time dimensional checks are conducted at our CNC machining cells using digital laser micrometers to verify pitch uniformity.
  3. Final Quality Control (FQC): 100% video inspection checks for thread defects, surface micro-fissures, and clean cutting-tip profiles.
  4. Third-Party Laboratory Testing: Periodic structural testing verifies clean sterilization and biocompatibility, matching standard requirements for Class III surgical implants.

For OEM/ODM partners, Medisplint offers custom technical dossiers, product specification sheets, and validation reports. This documentation supports fast submission to local health authorities, helping our partners secure market approvals quickly.

Technical & Regulatory FAQ

Clinical and engineering answers concerning compression screw mechanics, material selection, and OEM capabilities.

What defines the compression difference in variable-pitch screws?
Variable-pitch compression screws feature a wider thread pitch at the leading tip (distal end) and a narrower pitch at the trailing head (proximal end). As the screw rotates, the distal segment advances faster through the bone than the proximal segment. This differential draw pulls the distal bone fragment toward the proximal fragment, generating strong interfragmentary compression without the need for a traditional screw head.
Why is Titanium Grade 5 ELI preferred over standard Grade 5 titanium?
Titanium Grade 5 ELI (Extra Low Interstitials), designated as ASTM F136, contains lower limits of carbon, oxygen, nitrogen, and iron. Reducing these interstitial elements significantly improves the alloy's fracture toughness and fatigue resistance. This properties profile is essential for permanent or long-term orthopedic implants subjected to repetitive physiological loading stresses.
How does Medisplint support custom branding and labeling for distributors?
Through our OEM/ODM customization division, we offer laser etching for part numbers, lot codes, and logos directly on implants and instrumentation. We also supply customized packaging configurations (sterile or non-sterile) and assist with the technical documentation needed for private label regulatory submissions.
What testing standards do your compression screws meet?
Our orthopedic screws undergo validation in accordance with ASTM F543 standards, which define test methods for torsional properties, driving torque, axial pullout strength, and self-tapping performance. This validation process helps prevent intraoperative failure and ensures reliable fixation.

Complete Surgical & Instrumentation Systems

Ancillary orthopedic systems, plates, and instruments engineered for comprehensive trauma and reconstructive surgeries.

Orthopedic Surgery Instrument Surgical Medical AO/Cannulated/Normal Drill Bit, Kirschner Wire, Intramedullary Nail
Orthopedic Surgery Instrument Surgical Medical AO/Cannulated Drill Bit, Kirschner Wire
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China Manufacture Surgical Titanium Rib Plate Instrument Set Trauma Instrument
China Manufacture Surgical Titanium Rib Plate Instrument Set Trauma Instrument
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Fule Orthopedic Implant Improved Anterior Cervical Plate Screw Titanium Customization CE Certified 5+ Year
Fule Orthopedic Implant Improved Anterior Cervical Plate Screw Titanium Customization
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Star Type Orthopedic Clavicle Trauma Implants Titanium Plate and Screw Distal Clavicle Locking Plate
Star Type Orthopedic Clavicle Trauma Implants Titanium Plate and Screw Distal Clavicle
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Customized Titanium FJQ-d Anterior Cervical Plate and Screws for Spinal Fixation
Customized Titanium FJQ-d Anterior Cervical Plate and Screws for Spinal Fixation
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Orthopedic Joint Revision Surgery General Stem Extractor Set
Orthopedic Joint Revision Surgery General Stem Extractor Set
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Medical Arthroscopy Instruments Suture Lasso Orthopedic Wire Hook Suture Hooks for Labral Repair
Medical Arthroscopy Instruments Suture Lasso Orthopedic Suture Hooks
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High Quality Titanium Posterior Cervical Laminoplasty Plate System for Orthopedic Spine Surgery with Factory Price Advantage
High Quality Titanium Posterior Cervical Laminoplasty Plate System for Spine
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