LIQUID PRESSURE FORCE SENSOR
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United States of America Patent
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Issued Date -
Dec 22, 2011
app pub date -
Apr 21, 2011
filing date -
May 6, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a force sensor device for measuring force when applying compressions or simulating applying compressions to a chest area of a person during cardiopulmonary resuscitation (CPR). More specifically, the device has the shape of a flat pad or similar with a top side and a bottom side, for being placed on a chest area of a man or manikin or on any feasible surface or object, preferably with the top side of the device facing up. The device comprises a volume that is filled with a liquid, the device is sufficiently high and rigid to maintain a distance between the top and bottom sides of the device when normal CPR compressions are applied on the device, and the device comprises at least one pressure sensor arranged with fluid contact with the liquid volume and in operative contact with means for force measurement as a function of liquid pressure that varies according to applied pressure during CPR.
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