Research Article
Biomechanical Responses and Injury Characteristics of Knee Joints under Longitudinal Impacts of Different Velocities
Table 2
Angle changes in knees at different velocities.
| | Impact speed | Range of motion | Mean value | | N1 left | N1 right | N2 left | N2 right | | MAX° w(rad/s) | MAX° w(rad/s) | MAX° w(rad/s) | MAX° w(rad/s) | MAX° w(rad/s) |
| | 2.5 km/h | 15.7
392.5 | 13.6
340.0 | 14.1
352.5 | 12.2
305.0 | 13.9 ± 1.0
347.5 ± 25.0 | | 5.0 km/h | 26.2
1325.0 | 20.6
1030.0 | 35.2
1760 | 32.4
1620 | 28.6 ± 5.2
1433.75 ± 256.25 | | 8 km/h | 94.1
9410.0 | 98.6
9860.0 | 83.2
8320.0 | 88.6
8860.0 | 91.1 ± 5.2
9112.5 ± 522.5 |
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MAX°: maximum deformation angle of the knee joint; W: A/T; A: angle change; T: time to maximum deformation.
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