Prosthetic Multi-Axis Hydraulic Knee Joint Knee Prosthesis Implant Leg Artificial Limb
- Product Name: Prosthetic Four-Bar Hydraulic Knee Joint
- Model Number: 3FH65
- Maximum weight: 100KG
- Knee joint weight: 910g
- Max knee bend Angle: 155°
- Overview
- Recommended Products

Prosthetic Multi-Axis Hydraulic Knee Joint - Advanced Mobility Solution for Natural Gait
Revolutionary Knee Prosthesis for Active Lifestyles
Developed by Shijiazhuang Wonderfu Rehabilitation Device Technology, our Multi-Axis Hydraulic Knee Joint represents the pinnacle of prosthetic knee technology. This 3FH65 model combines four-bar linkage mechanics with precision hydraulic control to deliver unparalleled stability and natural movement for above-knee amputees.
Key Advantages:
✔ Multi-Axis Hydraulic System - Provides smooth, adaptive resistance for all walking speeds
✔ High Weight Capacity - Supports users up to 100kg (220lbs) with stability
✔ Natural Range of Motion - Allows 155° knee flexion for sitting, stair climbing
✔ Lightweight Construction - Only 910g for reduced energy expenditure
✔ Durable Engineering - Manufactured in our CNC-equipped facility for precision
✔ Four-Bar Linkage Design - Mimics natural knee biomechanics
Technical Specifications & Features
1. Advanced Hydraulic Technology
- Microprocessor-controlled hydraulic resistance adjustment
- Automatic stance-phase locking mechanism
- Smooth swing-phase control for natural gait
2. Precision Engineering
- Aircraft-grade aluminum alloy frame
- Corrosion-resistant components for longevity
- Precision-machined four-bar linkage system
3. Functional Benefits
- Stable weight-bearing during standing and walking
- Adaptive resistance for variable walking speeds
- Natural sitting motion with 155° flexion
- Reduces hip effort during swing phase
4. User-Centric Design
- Tool-free hydraulic adjustment for prosthetists
- Low-maintenance sealed hydraulic system
- Universal attachment for most prosthetic systems
Product Name |
Prosthetic Four-Bar Hydraulic Knee Joint |
Model Number |
3FH65 |
Maximum weight |
100KG |
Knee joint weight |
910g |
Max knee bend Angle |
155° |








Q: Are you a manufacturer or a trading company?
A: We are a manufacturer, providing OEM & ODM service.
Q: How about your delivery time? Especially for samples?
A: 2~3 days for regular sample; 5-7 days for mass order after received the payment.
Q: What is your MOQ?
A: The MOQ is 10 pcs per kind
Q: Can you provide us best price?
A: As a manufacturer, a favorable discount will be offered if the quantity is fitable.
Q: Do you charge for sample?
A: Yes, it is refundable if you place order for more than 300pcs/item.
Q:How do you control the quality ?
A:We control the product quality by IQC, three tests on production lines, and 100% aging testing before packaging. We have got the ISO 13485 Quality control Certificate.
Q: How do you ship the goods and how long does it take?
A:We usually ship by DHL, UPS, FEDEX,TNT. It usually takes 4-5days to arrive. By air,by sea are also acceptable.
Q: Can we visit your factory?
A: Yes, You are welcome to have a visit to our factory at any time. We look forward to your arrival and valuable instructions in the near future.
ONLINE