Monitoring device
First Claim
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1. An apparatus comprising a device including at least two sound sensors embedded at different locations in a pad capable of attachment to the skin of a patient, the sensors being suitably positioned in the pad to allow the capture of breath and heart sounds over a period of time, means for recording the heart and breath sounds, and means to analyze the heart and breath sounds.
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Abstract
The present invention provides an apparatus for monitoring breath and heart sounds, the apparatus including, sensors for detecting breath and heart sounds, means for recording breath and heart sounds over time and a pattern classifier for comparing recorded breath and heart sounds with previously recorded breath and heart sounds.
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Citations
23 Claims
- 1. An apparatus comprising a device including at least two sound sensors embedded at different locations in a pad capable of attachment to the skin of a patient, the sensors being suitably positioned in the pad to allow the capture of breath and heart sounds over a period of time, means for recording the heart and breath sounds, and means to analyze the heart and breath sounds.
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15. An apparatus as claimed in claim wherein sub-band processing of the signal uses two sub-bands 10 Hz to fn and from fn to an upper frequency limit wherein fn is the anticipated upper frequency limit of the normal range of 17 sound from the transducer site.
Specification