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US Patent 5038137 - Sleep posture monitor and alarm system
US Patent Issued on August 6, 1991
Estimated Patent Expiration Date:
March 26, 2010Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
March 26, 2010Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractA sleep posture monitor and alarm system detects one or more of four possible sleep positions and sounds an alarm when an individual wearing the apparatus assumes one or more of the detected positions. In addition, interface units for providing a monitoring output of the device to a polysomnograph are included as well as circuitry to record the commutative total time spent by the individual when in the selected positions. | InventorApplicationNo. 498616 filed on 03/26/1990US Classes:340/573.7, Posture alarm33/366.12, Plural nonparallel axes or plural orientation sensors33/366.14, With pulse or digital processing circuit component33/366.21, Having resistive or contact circuit control element200/61.47, Conducting fluid type340/529, Condition persistence340/687, Connected or disconnected340/689, Tilt702/150Orientation or positionField of Search340/575, Sleep340/689, Tilt340/687, Connected or disconnected340/529, Condition persistence340/517, Selection from a plurality of sensed conditions200/61.52, Tilt responsive200/61.47, Conducting fluid type331/65WITH DEVICE RESPONSIVE TO EXTERNAL PHYSICAL CONDITIONExaminersPrimary: Swann, III, Glen R.Assistant: Mullen, Thomas J. Jr. Attorney, Agent or FirmUS Patent References4129982, Mercury switch arrangement for digital watchIssued on: 12/19/1978 Inventor: de la Cruz4284986, Shirt-pocket medical alert device Issued on: 08/18/1981 Inventor: Amortegui4348562, Position sensitive mercury switch Issued on: 09/07/1982 Inventor: Florin4536755, Apparatus for detecting unauthorized egress by patient from position of confinement Issued on: 08/20/1985 Inventor: Holzgang , et al.4557275, Biofeedback system Issued on: 12/10/1985 Inventor: Dempsey, Jr.4617525, Sleep posture monitor and alarm system Issued on: 10/14/1986 Inventor: Lloyd4836219, Electronic sleep monitor headgear Issued on: 06/06/1989 Inventor: Hobson , et al.4884067, Motion and position sensing alarm Issued on: 11/28/1989 Inventor: Nordholm, et al.4885571, Tag for use with personnel monitoring system Issued on: 12/05/1989 Inventor: Pauley, et al.4899133, Programmable movement analyzer with a plurality of mercury switches Issued on: 02/06/1990 Inventor: Bartlett4938476Body position attitude indicator device Issued on: 07/03/1990 Inventor: Brunelle, et al. International ClassesG08B 023/00G01C 009/06 H01H 035/02 |
