US5394882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Physiological monitoring system
Assignee: Respironics Inc
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Filing: 1993-07-21
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Granted: 1995-03-07
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Expires: 2013-07-21
Abstract
Abstract A wireless monitoring system including at least one first unit for sensing motion and for directly radiating signals corresponding to the sensed motion. Additionally, the system includes a second unit for detecting signals radiated by the first unit and for converting the detected signals into electronic signals suitable for monitoring at compatible monitor apparatus.
Inventors
- 👤 Daniel D. Mawhinney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:54
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/41; A61B5/411; A61B5/0002; A61B5/103; A61B5/11; A61B5/113; Y; Y10; Y10S; Y10S128/00; Y10S128/903
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
113 words
A wireless system for monitoring motion associated with a subject, said system comprising: at least one first unit means for generating and radiating signals corresponding to said motion, said first unit means having an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading; and a second unit means remote from said first unit means for receiving aid radiated signals and for converting said radiated signals into at least one signal suitable for monitoring.
Claim 2
Dependent Claim
113 words
A wireless system for monitoring motion associated with a subject, said system comprising: at least one first unit means for generating and radiating signals corresponding to said motion, said first unit means having an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading; and a second unit means remote from said first unit means for receiving aid radiated signals and for converting said radiated signals into at least one signal suitable for monitoring.
Claim 3
Dependent Claim
21 words
The system of claim 1 wherein said at least one first unit means include a plurality of said first unit means.
Claim 4
Dependent Claim
11 words
The system of claim 1 wherein said current is DC current.
Claim 5
Dependent Claim
25 words
The system of claim 3 wherein said first unit means further comprises an antenna connected to said oscillator and operable to transmit said radiated signals.
Claim 6
Dependent Claim
17 words
The system of claim 4 further comprising means for attaching said first unit means to said subject.
Claim 7
Dependent Claim
14 words
The system of claim 5 wherein said attaching means is a bio-compatible, non-allergenic adhesive.
Claim 8
Independent Claim
12 words
The system of claim wherein said oscillator is a radio frequency oscillator.
Claim 9
Dependent Claim
18 words
The system of claim 1 wherein said second unit means comprises an antenna for detecting said radiated signals.
Claim 10
Dependent Claim
27 words
The system of claim 8 wherein said second unit means further comprises an output means for enabling monitoring of said at least one signal suitable for monitoring.
Claim 11
Dependent Claim
140 words
A wireless system for monitoring motion associated with a subject, said system comprising: at least one first unit means for generating and radiating signals corresponding to said motion, said first unit means having an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading wherein said motion is at least one physiological motion and said radiated signals are signals corresponding to physiological activity associated with said at least one physiological motion; and a second unit means remote from said first unit means for receiving said radiated signals and for converting said radiated signals into at least one signal suitable for monitoring.
Claim 12
Dependent Claim
140 words
A wireless system for monitoring motion associated with a subject, said system comprising: at least one first unit means for generating and radiating signals corresponding to said motion, said first unit means having an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading wherein said motion is at least one physiological motion and said radiated signals are signals corresponding to physiological activity associated with said at least one physiological motion; and a second unit means remote from said first unit means for receiving said radiated signals and for converting said radiated signals into at least one signal suitable for monitoring.
Claim 13
Dependent Claim
79 words
A wireless sensor for monitoring motion associated with a subject, said sensor comprising: an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading; and antenna means connected to said oscillator for radiating said generated signals corresponding to said motion.
Claim 14
Dependent Claim
79 words
A wireless sensor for monitoring motion associated with a subject, said sensor comprising: an oscillator adapted to be operably coupled to said subject and means for supplying a current to said oscillator, said oscillator including means to draw supply current in accordance with subject loading thereon associated with said motion and to generate signals corresponding to said motion responsive to said subject loading; and antenna means connected to said oscillator for radiating said generated signals corresponding to said motion.
Claim 15
Dependent Claim
11 words
The sensor of claim 11 wherein said current is DC current.
Claim 16
Dependent Claim
15 words
The sensor of claim 11 further comprising means for attaching said sensor to said subject.
Claim 17
Dependent Claim
14 words
The sensor of claim 13 wherein said attaching means is a bio-compatible, non-allergenic adhesive.
Claim 18
Dependent Claim
13 words
The sensor of claim 11 wherein said oscillator is a radio frequency oscillator.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-03-06 | 1998-09-05 | 1999-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-03-06 | 2002-09-05 | 2003-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-03-06 | 2006-09-05 | 2007-03-07 | $7700.00 | Window Closed / Lapsed |