Dynamic support for preventing back-ache in a sitting position

Details Dynamic support for preventing back-ache in a sitting position Dynamic support for preventing back-ache in a sitting position

1992-02-04

1992-12-15

Brown, Michael A.

Surgery: splint, brace, or bandage

Orthopedic bandage

Splint or brace

602 19, A61F 500

Patent

active

051712091

ABSTRACT:
The dynamic support (1) comprises means (3) for the cyclic inflation and deflation of an air chamber (2). The air chamber (2) is divided into two half-chambers (2A) having a common rigid laminar element (4) to be positioned on a seat back. When the half-chambers (2A) are inflated they press mainly against the muscular tissue of the lumbar region of the user's back, with the exception of his vertebrae and ribs.

REFERENCES:
patent: 3050748 (1962-08-01), Deutinger
patent: 3145054 (1964-08-01), Sopko
patent: 3326601 (1967-06-01), Vanderbilt
patent: 4120297 (1978-10-01), Rabischong
patent: 4175297 (1979-11-01), Robbins
patent: 4178922 (1979-12-01), Curlee
patent: 4178923 (1979-12-01), Curlee
patent: 4759543 (1988-07-01), Feldman
patent: 4965899 (1990-10-01), Sekido
patent: 5020517 (1991-06-01), Foster
patent: 5062414 (1991-11-01), Grim

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