| 摘要 |
An apparatus for exercising the rotator muscles of the leg of a person. The apparatus has a frame supporting an adjustable seat, a rotatable knee support cradle in which the knee of a user is securely strapped for preventing flexion of the leg at the knee joint, the ankle of the user resting on a rotatable ankle support cradle. The ankle cradle is adjustable in distance relative to the knee cradle. Rotation of the knee cradle is opposed by suspended weights or by any other appropriate energy absorbing device.
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