Volume variation sensor and method for obstructive sleep apnea m

Details Volume variation sensor and method for obstructive sleep apnea m Volume variation sensor and method for obstructive sleep apnea m

1992-05-12

1993-03-09

Cohen, Lee S.

Surgery

Truss

Pad

128782, A61B 5113

Patent

active

051918935

ABSTRACT:
A volume change sensor having an elongated tubular enclosure with a thin deformable wall having a conduit for connection to a pressure monitor, there being an elongated insert material within the tubular enclosure that is wider than it is thick at some locations formed from resiliently deformable open cell foam. An elastic belt against which the tubular enclosure is positioned is used to wrap it about a respirating subject undergoing corresponding changes to measure same.

REFERENCES:
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patent: 4373534 (1983-02-01), Watson
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patent: 4559953 (1985-12-01), Wright et al.
patent: 4602643 (1986-07-01), Dietz
patent: 4813429 (1989-03-01), Muraki et al.

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