The Total Knee Prosthesis Wear Testing Machine is a specialized testing device designed to evaluate
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The Total Knee Prosthesis Wear Testing Machine is a specialized testing device designed to evaluate the wear performance and durability of knee joint implants. It simulates physiological motions and loads experienced by knee prostheses during walking or other activities, measuring material wear, component deformation, and overall implant longevity under repeated cyclic loading conditions.
(1)YY/T 0651.2
(2) ISO 14243-1
These standards specify the testing requirements for total knee prostheses on a wear simulator equipped with axial load control, flexion/extension angle motion control, anterior-posterior displacement control, and tibial rotation motion control. The standards define the relative flexion/extension angular motion between joint components, loading protocols, test speeds and durations, specimen assembly, and test environment requirements.
Next-generation fatigue testing system driven by a large electromagnetic motor;
Direct-drive electromagnetic motor provides stable operation with high repeatability, ensuring precise control of force and displacement;
Integrated electromagnetic actuator features low friction and high repeatability, with rapid system response and high speed;
Capable of performing tensile, compressive, bending, shear, creep, and relaxation tests;
Meets modern material testing requirements for high precision, high frequency, high stability, and durability;
Oil-free, seal-free, maintenance-free design with long service life, high integration, easy installation, and small footprint;
Wide range of fixtures and accessories available.
| Parameter | Specification |
|---|---|
| Maximum peak load | 14.000 N |
| Dynamic peak load | 12.000 N |
| Static peak load | 8.400 N |
| Machine grade | 0.5 |
| Load measurement range | 0.4% – 100% F.S. |
| Load measurement accuracy | better than ±0.2% of indicated value (within load range) |
| Maximum fatigue loading frequency | 100 Hz |
| Axial stroke | 30 mm |
| Displacement resolution | 0.1 μm |
| Test space (between upper and lower fixtures) | 0–950 mm |
| Net weight | approximately 1.500 kg |
| Dimensions | approximately 1.000 × 1.000 × 2.000 mm |
| Optional environmental accessories | water bath, high-temperature, low-temperature, humidity control, etc. |
| Applications | Fatigue, fracture, and static testing of metals, polymers, and composite materials; Static and dynamic testing of surgical implants (e.g., trauma, joint, spine, dental applications); Tensile fatigue testing of polymers; Crack propagation testing of rubber materials |
| Optional Fixtures | Mechanical tensile, compression, and bending fixtures; Specialized femoral stem fixtures; Four-point bending fixtures; Pedicle screw/rod system fixtures; Tibial plateau fixtures; Vertebral resection model compression/tension fixtures; Dental implant fixtures |
Qinsun Instruments Co., LTD is a professional laboratory testing instrument manufacturer in China,Have been focusing on laboratory instrument R&D more than 30 years and have rich industry experience,Based on international testing standards,We are also the instrument supplier for BV SGS laboratory,We provide one-stop solutions for lab instruments,Free Training and Turn-Key Service,Products exported all over the world,Offer 36 month warranty and are a trustworthy partner.
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+86-21-6420 0566
Working hours
Monday to Friday
Mobile phone:
13816217984
Email:
info@qinsun-lab.com
