Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61H
PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
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3/00
Appliances for aiding patients or disabled persons to walk about
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A61H3/0244
Arrangements for storing or keeping upright when not in use
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A61H2003/0272
on a single crutch allowing it to remain upright when not in use, e.g. retractable tripods
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