Cai et al., 2010 - Google Patents
Implementation of a wireless pulse oximeter based on wrist band sensorCai et al., 2010
- Document ID
- 5661089683684735080
- Author
- Cai Q
- Sun J
- Xia L
- Zhao X
- Publication year
- Publication venue
- 2010 3rd International Conference on Biomedical Engineering and Informatics
External Links
Snippet
In order to develop a wrist band pulse oximeter, the detected light intensities and effective transmission depth of reflectance oximetry are investigated by analyzing the light propagation through tissue. A reflectance probe is fabricated based on the analytical results …
- 210000000707 Wrist 0 title abstract description 12
Classifications
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- A61B5/00—Detecting, measuring or recording for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infra-red radiation
- A61B5/02427—Details of sensor
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- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
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