Body and limb position/motion detector and power assist apparatus and method
First Claim
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1. A power assist device for a partially or totally disabled body member, comprising:
- (a) means to detect position of said body member; and
(b) means, responsive to said means to detect, to provide powered assistance to move said body member in response to detection of said position of said body member and in proportion to rate of change of said position of said body member.
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Abstract
In a preferred embodiment, a power assist device for a partially or totally disabled body member, including: detection apparatus to detect position of the body member; and power assist apparatus, responsive to the detection apparatus, to provide powered assistance to move the body member in response to detection of the position of the body member and in response to the rate of change of position of the body member reaching a predetermined limit and/or in proportion to the rate of change of position of the body member.
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Citations
22 Claims
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1. A power assist device for a partially or totally disabled body member, comprising:
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(a) means to detect position of said body member; and (b) means, responsive to said means to detect, to provide powered assistance to move said body member in response to detection of said position of said body member and in proportion to rate of change of said position of said body member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of providing power assist for a partially or totally disabled body member, comprising:
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(a) detecting position of said body member; and (b) providing powered assistance to move said body member in response to detection of said position of said body member and in proportion to detected rate of change of said position of said body member. - View Dependent Claims (10, 11, 12, 13, 14)
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15. A power assist device for a partially or totally disabled body member, comprising:
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(a) means to detect position of said body member; and (b) means, responsive to said means to detect, to provide powered assistance to move said body member in response to detection of said position of said body member, said means providing said powered assistance in response to rate of change of said position of said body member reaching a predetermined limit.
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16. A power assist device for a partially or totally disabled body member, comprising:
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(a) means to detect position of said body member; and (b) means, responsive to said means to detect, to provide powered assistance to move said body member in response to detection of said position of said body member; wherein said means to provide power assistance includes; (c) powered assistance control means attachable to a selected location on a user; and (d) support means connected between said powered assistance control means and a selected location on said body member, said support means being selectively shortened or lengthened by said powered assistance control means to move said body member; and (e) said means to detect detects position of said body member by detecting position of a portion of said support means.
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17. A power assist device for a partially or totally disabled body member, comprising:
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(a) means to detect position of said body member; and (b) means, responsive to said means to detect, to provide powered assistance to move said body member in response to detection of said position of said body member; wherein said means to provide power assistance includes; (c) powered assistance control means attachable to a selected location on a user; and (d) support means connected between said powered assistance control means and a selected location on said body member, said support means being selectively shortened or lengthened by said powered assistance control means to move said body member; and wherein said support means includes; (e) a primary spring connected between said powered assistance control means and said selected location on said body member; (f) a shorter, secondary spring connected between said selected location on said body member and a proximal end of a flexible wire; and (g) said wire having its distal end connected to said powered assistance control means. - View Dependent Claims (18, 19)
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20. A method of providing power assist for a partially or totally disabled body member, comprising:
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(a) detecting rate of change of position of said body member reaching a predetermined limit; and (b) providing powered assistance to move said body member in response to detection of said rate of change of said position of said body member.
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21. A method of providing power assist for a partially or totally disabled body member, comprising:
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(a) detecting position of said body member; and (b) providing powered assistance to move said body member in response to detection of said position of said body member; where providing powered assistance includes; (c) attaching powered assistance control means to a selected location on a user; (d) providing support means connected between said powered assistance control means and a selected location on said body member; and (e) selectively shortening or lengthening said support means to move said body member in response to said detection of said position of said body member; and wherein providing said support means includes; (f) providing a primary spring connected between said powered assistance control means and said selected location on said body member; (g) providing a shorter, secondary spring connected between said selected location on said body member and a proximal end of a flexible wire; and (h) providing said wire having its distal end connected to said powered assistance control means. - View Dependent Claims (22)
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Specification