Tent – canopy – umbrella – or cane – Canes – sticks – crutches – and walking aids – Crutches
Patent
1997-09-17
1999-09-21
Friedman, Carl D.
Tent, canopy, umbrella, or cane
Canes, sticks, crutches, and walking aids
Crutches
135 69, 135 72, 135 73, A61H 302
Patent
active
059540745
ABSTRACT:
This disclosure relates to combination adjustable crutches and/or canes that can be converted from a crutch to a cane or vice versa. The present invention includes a main single support shaft made of lightweight-ridged square tubing. A unique handle that clamps onto said square support shaft. Additionally, a novel underarm support cradle with stem that telescopes inside said square support shaft to be adjusted up or down. Also, a novel way and means to provide auxiliary forearm support. Patient's hand wrist, forearm and upper arm then being in a natural ergonomic position, without twisting or bending of patient's hand, wrist and upper arm. Fatigue, discomfort, and pain then being minimized or eliminated. Also, a crutch/cane that can be firmly set aside, out of the way, in an upright position on a horizontal surface when not in use.
REFERENCES:
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"Aerofit" Crutch as Shown by the Second Power Co., Belvidere, IL.
"Klick" Crutch as Shown by the Thomas Fetterman, Inc. Co. Southampton, PA.
Friedman Carl D.
Yip Winnie S.
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