ISO 13485 Certified Orthopedic Manufacturer

High-Quality Distal Femur Locking Plate Orthopedic Implant Supplier & Pricelist

Clinical-grade titanium distal femoral fracture fixation systems (AO/OTA 33-A/B/C and periprosthetic fractures). Direct factory wholesale pricing, global tender compliance files, CE/ISO quality traceability, and complete surgical instrumentation kits.

Primary Trauma & Joint Portfolio

Engineered Trauma Plating & Arthroplasty Systems

Precision manufactured from biocompatible Ti6Al4V ELI (ASTM F136) and pure medical-grade titanium with high-fatigue endurance and anatomical curvature profiles.

Industry Technical Whitepaper

Distal Femur Locking Plate Biomechanics & Fixation Architecture

Comprehensive engineering analysis of internal fixation mechanics, periarticular screw trajectories, stress-shielding mitigation, and biological osteosynthesis protocols.

Fixed-Angle Stability vs. Secondary Loss of Reduction

Fractures of the distal femur—specifically AO/OTA type 33-A extra-articular, 33-B partial articular, and 33-C complete intra-articular comminuted fractures—present profound clinical hurdles due to high deforming muscular forces from the adductor magnus and gastrocnemius. Traditional non-locking dynamic condylar screws (DCS) rely heavily on bone-to-plate friction, which precipitates early screw toggle and catastrophic varus collapse in osteoporotic metaphyseal bone.

Our Distal Femur Locking Compression Plate (DF-LCP) platform establishes a definitive internal fixator architecture. The threaded screw heads engage directly with the internal plate threads, creating a locked, fixed-angle biomechanical construct. Bending and torsional forces are transferred across the bridge plate rather than relying on periosteal compression, safeguarding periosteal vascularity and accelerating secondary endochondral ossification.

Multi-Planar Condylar Screw Divergence & Convergence

The distal femur anatomy flares laterally with an average anterior-to-posterior condylar inclination angle. ZATH’s distal femoral plate is pre-contoured based on high-resolution 3D CT femoral geometry scans from diverse global adult populations. The condylar cluster accommodates up to eight periarticular locked or variable-angle cortex screws engineered in precise divergent and convergent trajectories.

This multidirectional orientation generates a robust subchondral structural "scaffold" directly beneath the intercondylar notch, maximizing purchase in poor bone quality and preventing screw pull-out during axial weight-bearing. The low-profile plate taper minimizes iliotibial band (ITB) friction syndrome and secondary hardware removal procedures.

Combicheck Elongated Holes & Hybrid Fixation Mechanics

The diaphyseal plate shaft incorporates proprietary dynamic compression combination holes (Combicheck). Each slot provides surgeons with complete intraoperative agility: the smooth compression half accepts standard cortical screws for dynamic axial fracture reduction, while the threaded half accepts self-tapping locking screws for rigid angular stability.

By adjusting screw density (working length optimization), orthopedic trauma teams can tailor construct stiffness, eliminating the risk of rigid stress shielding and proximal peri-implant refracture at the stress concentration transition zone.

1.3M+
Fatigue Cycles Tested (ASTM F382)
98.4%
Anatomical Fit Accuracy
±0.005mm
Swiss CNC Thread Precision
ISO 13485
TÜV / UDEM Audited Facility
Direct Manufacturing Infrastructure

China Factory Supply Chain & Advanced CNC Infrastructure

Founded in 2009 in Zhongguancun Science Park (Pinggu, Beijing), ZATH deploys end-to-end industrial automation for orthopedic trauma implant production.

Aerospace-Grade Raw Material Integrity

Every batch of distal femur locking plates and self-tapping locking screws is forged from certified Medical-Grade Titanium Alloy Ti6Al4V ELI (Extra Low Interstitial) conforming strictly to ASTM F136 and ISO 5832-3, or high-grade pure titanium Grade 4. Raw ingots undergo ultrasonic non-destructive flaw detection and chemical composition spectrometry before entry into production.

Distributors receive full mill test certificates (MTC) and optical emission spectrometry sheets ensuring absolute mechanical tensile strength (≥860 MPa), yield strength (≥790 MPa), and prolonged fatigue endurance under extreme physiologic loading.

Precision 5-Axis CNC & Swiss Longitudinal Lathes

Our machining park in Pinggu features multi-axis DMG MORI CNC milling centers and Citizen Swiss longitudinal lathes operating within micron tolerances (±0.005 mm). This ensures microscopic conformity of internal plate locking threads and self-tapping screw flute angles, preventing intraoperative cross-threading or screw head cold-welding (stripping) during final torque locking.

Electropolishing, micro-bead deburring, and specialized Type II electrochemical anodization yield an ultra-smooth, uniform surface oxide layer (TiO2) that minimizes soft tissue irritation and dramatically enhances biocompatibility.

Cleanroom Packaging & Sterilization Validation

We maintain an ISO 14644-1 certified Class 7 (Class 10,000) and Class 8 (Class 100,000) cleanroom environment for ultrasonic degreasing, clean washing with RO/EDI purified water, primary medical blister packing, and Tyvek sterile-barrier heat sealing.

Both Ethylene Oxide (EO) and Gamma Irradiation sterilization pathways are validated in compliance with ISO 11135 and ISO 11137, achieving a Sterility Assurance Level (SAL) of 10-6. Hospitals receive ready-to-use sterile packaged units, lowering sterilization overhead and mitigating surgical site infection risks.

Direct Factory Sourcing

B2B Wholesale Pricelist & Specification Guidelines

Transparent volume tier pricing for orthopedic supply companies, hospital purchasing groups (GPOs), and sovereign health ministry tender contractors. Implants available non-sterile or sterile packed.

Product Code Description / System Name Hole Count / Length Range Raw Material MOQ (Units) Tier 1 (100–499 pcs) Tier 2 (500–1,999 pcs) Tier 3 (≥2,000 pcs)
DFLP-L05/13 Distal Lateral Femur Locking Plate (Left/Right) 5, 7, 9, 11, 13 Holes (156–316mm) Ti6Al4V ELI (ASTM F136) 20 pcs $48.50 / pc $41.20 / pc Inquire Tender
DFMP-M04/10 Distal Medial Femur Locking Plate (Anatomical) 4, 6, 8, 10 Holes (138–258mm) Ti6Al4V ELI / Pure Ti 20 pcs $46.00 / pc $39.00 / pc Inquire Tender
PP-DFLP-V Periprosthetic Distal Femur Locking Plate 7, 9, 11, 13, 15 Holes (Offset Head) Ti6Al4V ELI (High Fatigue) 15 pcs $58.00 / pc $49.50 / pc Inquire Tender
LCS-50-ST Ø5.0mm Distal Femoral Locking Screw (Self-Tapping) Length: 20mm – 90mm (2mm increments) Titanium Alloy Grade 5 200 pcs $4.80 / pc $3.90 / pc $2.95 / pc
CCS-45-CX Ø4.5mm Cortical Compression Bone Screw Length: 18mm – 65mm (Standard) Titanium Alloy Grade 5 200 pcs $3.20 / pc $2.60 / pc $1.90 / pc
VALS-50-VA Ø5.0mm Variable Angle Locking Screw (±15°) Length: 25mm – 85mm Ti6Al4V ELI Treated 100 pcs $6.20 / pc $5.10 / pc $3.80 / pc
ZDF-INST-10 Distal Femoral Surgical Instrument Kit (Graphic Case) Complete with MIS Guides, T-Handles, Taps Medical Stainless Steel 17-4PH 1 set $1,450 / set $1,180 / set Free with volume

Note for Global Procurement Officers: Custom laser marking (UDI barcodes, distributor brand logos, and lot numbers), custom anodized color-coding (e.g., Gold for cortical, Blue for locking, Green for variable angle), and gamma-irradiated sterile blister packaging are available upon OEM request. Lead times for standard inventory configurations range from 5 to 10 working days; bespoke OEM orders require 25 to 35 days.

Compliance & Market Access

Localized Regulatory Support & Quality Certifications

Navigating stringent global medical device legislation demands uncompromised documentation. We empower distributor market entries across North America, the European Union, Latin America, Southeast Asia, and the Middle East.

ISO 13485:2016 & CE MDR Readiness

Our entire manufacturing facility operates under an accredited ISO 13485:2016 Medical Devices Quality Management System audited continuously by international notified bodies. All design verification files, device master records (DMR), and risk assessment protocols align with ISO 14971.

For European Union distributors, technical documentation dossiers conform to EU MDR 2017/745 Class IIb standards, incorporating comprehensive clinical evaluation reports (CER), post-market clinical follow-up (PMCF) plans, and periodic safety update reports (PSUR).

Turnkey Technical Dossiers for MOH Registration

Entering sovereign government health tenders requires localized product dossiers. ZATH’s dedicated regulatory affairs department prepares fully authenticated:

  • Free Sale Certificates (FSC) and Certificate of Good Manufacturing Practice (GMP) authenticated by the China Chamber of Commerce and foreign consulates.
  • Complete Biocompatibility Test Reports conforming to ISO 10993 (Cytotoxicity, Sensitization, Intracutaneous Reactivity, Systemic Toxicity, and Genotoxicity).
  • Mechanical Static and Dynamic Fatigue Reports per ASTM F382 (four-point bending structural stiffness and bending strength).
  • Sterility Validation packages including bioburden testing, EO residual analysis, and accelerated aging shelf-life verification (5-year real-time and accelerated ASTM F1980).

Regional Market Approvals Support

We actively support exclusive distributors securing localized sanitary registrations across diverse health agencies:

  • Latin America: ANVISA (Brazil), COFEPRIS (Mexico), INVIMA (Colombia).
  • Middle East & Africa: SFDA (Saudi Arabia), MOHAP (UAE), EDA (Egypt).
  • Southeast Asia: BPOM (Indonesia), TFDA (Thailand), MDA (Malaysia).
  • Eastern Europe & CIS: Roszdravnadzor dossiers and localized notarized translation support.
Surgical Scenarios

Clinical Application Scenarios & Surgical Indications

Engineered for diverse trauma presentations—from high-energy motor vehicle polytrauma to fragile osteoporotic periprosthetic fractures.

Complex Intra-Articular Distal Femoral Fractures (AO/OTA 33-C)

Complete intra-articular comminution (33-C2 and 33-C3) involves coronal split fragments (Hoffa fractures) and extreme metaphyseal bone loss. The ZATH Distal Femur Plate features specific anterior-to-posterior oriented subchondral screw holes that allow anatomic joint surface reconstruction without colliding with transverse locking screws.

Surgeons can first reconstruct the articular condylar block using countersunk Ø3.5mm/4.0mm headless cannulated compression screws, followed by neutral lateral bridge fixation spanning the comminuted zone to restore mechanical axis, length, and femoral rotation.

Periprosthetic Supracondylar Fractures around Total Knee Implants

As primary total knee arthroplasty (TKA) procedures surge globally, periprosthetic supracondylar femoral fractures (Lewis and Rorabeck Type II, stable prosthesis with displaced fracture) have increased exponentially. Fixation is severely constrained by the presence of a well-fixed femoral prosthetic box.

Our distal condylar head design features an optimized scalloped profile and specialized clustered screw angles that bypass standard PS (posterior-stabilized) and CR (cruciate-retaining) knee femoral components. When combined with attachment cerclage cables or periprosthetic locking clips, it restores rigid axial alignment without compromising prosthetic stability.

MIPO (Minimally Invasive Plate Osteosynthesis) Techniques

Traditional open reduction demands extensive lateral subvastus or vastus-splitting exposure, devitalizing osteogenic hematoma and elevating nonunion/infection risks. The ZATH distal femur system features radiolucent carbon-fiber targeting guide handles and percutaneous bullet-nose insertion sleeves.

The anatomically pre-shaped plate glides submuscularly beneath the periosteum via a minor lateral infra-condylar incision. Transcutaneous locking screws are placed with minimal incision portals under fluoroscopic guidance, preserving bone biology and expediting early postoperative range of motion.

Future Trauma Evolution

Orthopedic Trauma Fixation: Emerging Global Trends

Analysis of next-generation technological shifts influencing hospital purchasing criteria and distributor competitive advantage over the next five years.

1. Transition to Variable-Angle (VA) Locking Technology

While standard fixed-angle locking screws remain the gold standard for extra-articular fractures, variable-angle (polyaxial) locking technology is capturing premier tender specifications. VA-LCP designs allow surgeons a ±15° cone of angulation away from the pre-determined plate axis.

This agility allows precise targeting around preexisting intramedullary stems, cruciate pegs, or dense subchondral articular bone zones without forfeiting fixed-angle structural strength.

2. Radiolucent CFR-PEEK & Hybrid Implants

Carbon-fiber-reinforced polyetheretherketone (CFR-PEEK) materials are gaining traction in oncologic and complex nonunion reconstructions. CFR-PEEK plates provide an elastic modulus closer to cortical bone (15–20 GPa vs. 110 GPa for Titanium), reducing stress shielding, promoting dynamic micromotion, and offering zero fluoroscopic scatter or artifact on CT/MRI scans during tumor surveillance.

3. Digital Preoperative Planning & Patient-Specific Implants (PSI)

The integration of AI-driven DICOM segmentation and 3D virtual fracture reduction software allows surgical teams to simulate plate fitment prior to patient entry into the OR. For complex malunions or severe post-traumatic angular deformities, ZATH leverages 3D metal additive manufacturing (Selective Laser Melting, SLM) to deliver custom patient-matched titanium plates with integrated cutting guides.

Procurement & Clinical Due Diligence

Frequently Asked Questions (FAQ) for Global Buyers

Clear, authoritative guidance addressing critical procurement, metallurgical, logistical, and OEM questions asked by medical device importers.

What is the standard material specification for ZATH distal femur plates?

All distal femur locking plates are milled from medical-grade Ti6Al4V ELI (Grade 23, ASTM F136 / ISO 5832-3), providing superior tensile strength, fracture toughness, and notch-fatigue resistance. Cortical bone screws are machined from matching titanium alloy to prevent galvanic corrosion.

How does ZATH prevent cold-welding between locking screws and the plate?

Thread cold-welding (galling) occurs when high friction and identical material hardness bind male and female threads. ZATH applies strict differential thread-pitch micro-tolerancing and a controlled Type II anodized surface conversion treatment that reduces friction coefficient and eliminates intraoperative screw stripping.

Can you manufacture under OEM / Private Label with our own brand?

Yes. We deliver complete OEM/ODM solutions for established brands and national distributors. Capabilities include fiber laser etching of your brand logo, customized catalog codes, custom color anodization, custom graphical instrument container layout, and custom language sterile packaging.

Are surgical instrument sets provided with volume implant orders?

Yes. For qualified regional distributors and tender contractors, complete surgical instrument sets (including radiolucent MIPO aiming guides, depth gauges, torque-limiting screwdrivers, drills, and autoclavable aluminum trays) can be consigned or provided free of charge based on annual implant volume agreements.

What is your production capacity and typical international delivery timeline?

Our Beijing manufacturing plant produces over 120,000 trauma implants monthly. Standard in-stock products ship within 48 to 72 hours via DHL/FedEx Express, arriving at global airport destinations within 4 to 6 business days. Bulk containerized or bespoke OEM production cycles average 25–35 days.

How does ZATH support hospital tender submissions and clinical audits?

We supply a turnkey tender documentation packet comprising ISO 13485 certificates, authenticated Free Sale Certificates (FSC), raw material certificates of analysis (COA), ASTM F382 fatigue test reports, ISO 10993 biocompatibility portfolios, and surgeon-approved surgical technique guides (STG).

Complete Orthopedic Supply Portfolio

Spine, Femoral Nails & Joint Prosthesis Solutions

Comprehensive implant lines manufactured to identical clinical tolerances, supporting hospital orthopedic departments and distributors globally.

Request Full Technical Dossiers & Distributorship Terms

Partner directly with Beijing ZhongAnTaiHua Technology Co., Ltd. (ZATH). Secure exclusive regional distribution privileges, sample evaluation kits, full MDR/ISO compliance files, and volume factory contract pricing.

Contact Procurement Team Download Trauma Catalog