4S8 Uniaxial knee joint（ inside extension type）
The maximum knee angle of the knee is about 110°
The height of the structure (from the center of the knee to the edge of the knee joint on the knee) 37 mm
| 型号 | 材质 | 承重 |
4S8-S | 不锈钢 | 125kg |
| 4S8-T | 钛合金 | 125kg |
适合于大腿截肢患者
不适用于稳定性弱的截肢患者
对假肢功能性要求中等
中等程度摆动期控制功能
具有中等支撑稳定性
不适用于活动性中等或活动性强的截肢患者
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