4S6 Light four link knee joint of Al Mg alloy
The maximum knee angle of the knee is about 120°
Structural height（The distance from the center of the knee to the edge of the articular body of the knee）37mm
| 型号 | 材质 |
| 4S6 | 镁铝合金 |
适用于大腿截肢患者
采用航空级超轻硬铝镁合金材料制
四连杆结构确保行走稳定性和平滑性
4S1 Uniaxial self locking knee joint
4S2 Single-axis Knee Joint
4S3 four-bar artificial limb knees
4S5 Hand locked knee joint with light single axis