Undertaking
Patent
1985-05-20
1987-03-17
Apley, Richard J.
Undertaking
272130, 128 25B, A63B 2304
Patent
active
046501835
ABSTRACT:
A exercise apparatus for measuring performance of the ankle joint and subtalar joint of a user including a first hydraulic rotary actuator cooperatively associated with the ankle joint and having a rotational axis colinear with the pivotal axis of the ankle joint and a second hydraulic rotary actuator cooperatively associated with the subtalar joint and having a rotational axis colinear with the pivotal axis of the subtalar joint. A seat and a plurality of restraints are utilized in order to restrict motion about adjacent joints of a user and to facilitate alignment of the aforementioned axes of the joints of interest with the axes of the two hydraulic rotary actuators utilized by the apparatus.
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patent: 4452447 (1984-06-01), Lepley et al.
Cybex II, Lumex, Inc., Ronkonkoma, N.Y.
A Handbook for Using the ORTHOTRON II System, pp. 13-14, Lumex, Inc., Ronkonkoma, N.Y.
Hydra-Fitness, p. 32, Hydra-Fitness Industries, Belton, Tex.
The Multiaxial Ankle Exerciser, Multiaxial, Inc., Lincoln, R.I.
Orthotron II, Lumex, Inc., Ronkonkoma, N.Y.
Uniaxial and Multiaxial Balance Board Set, Multiaxial, Inc., Lincoln, R.I.
Apley Richard J.
Isotechnologies, Inc.
Jenkins Richard E.
Welsh J.
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