Pulse oximetry
Pulse oximetry
... with pulse oximetry readings ...of pulse oximeter alarms were false in nature, which the investigators attributed to sensor displacement, motion artifact, and a decrease in skin perfusion ...two ...
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Type III home sleep testing versus pulse oximetry: is the respiratory disturbance index better than the oxygen desaturation index to predict the apnoea-hypopnoea index measured during laboratory polysomnography?
... of oximetry alone and of type III multichannel sleep poly- graphy performed during unmonitored home testing to predict the apnoea – hypopnoea index (AHI) measured during in-laboratory ...effort, pulse ...
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Pulse Oximetry as a Fifth Pediatric Vital Sign
... triage pulse oximetry val- ues, physicians were significantly more likely to change the treatment of children with Sa o 2 values of less than 95% compared with those having saturation values of 95% or ...
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Congenital Methemoglobinemia Identified by Pulse Oximetry Screening
... Standard pulse oximeters measure oxygen saturation by passing 2 wavelengths of light through the tissues into a ...However, pulse oximetry only measures ...
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Pulse oximetry of body cavities and organs
... A fiber optic photoplethysmographic/pulse oximetry sensor was developed as a means of assessing splanchnic organ perfusion during surgery in humans (Fig. 2) [2]. Fiber optic cables were chosen as a means of ...
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Design and development of a portable pulse oximetry system
... The newly designed low-cost Pulse Oximetry system consists of a probe (sensor); the sensing probe consists of two LEDs, and a photo-detector. The two LEDs used in the sensor part are the red (660nm) and ...
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Pulse oximetry of body cavities and organs
... A fiber optic photoplethysmographic/pulse oximetry sensor was developed as a means of assessing splanchnic organ perfusion during surgery in humans (Fig. 2) [2]. Fiber optic cables were chosen as a means of ...
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Pulse oximetry: fundamentals and technology update
... , pulse oximetry can also be used for the measurement of SvO 2 , utilizing the difference in light-absorption spectra for HbO 2 and ...venous pulse oximetry, the scattering effect cannot be ...
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Esophageal pulse oximetry utilizing reflectance photoplethysmography
... [3]. Pulse oximeters require adequate peripheral perfusion to give accurate results, and they have been reported to fail in patients with compromised peripheral perfusion ...[4]–[6]. Pulse oximetry ...
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Wireless Sensor Platform for Pulse Oximetry
... for aviation. The Hewlett-Packard ear oximeter, developed in the early 1970’s, was the forerunner of pulse oximetry. It used eight different wavelengths derived from an incandescent source. The different ...
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Evaluation of oesophageal pulse oximetry in patients undergoing cardiothoracic surgery
... Pulse oximetry probes placed peripherally may fail to give accurate values of blood oxygen satu- ration when the peripheral circulation is ...oesophageal pulse oximeter results were in good agreement ...
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Pulse oximetry in the newborn: Is the left hand pre- or post-ductal?
... addition, pulse oximetry has been used for observing newborns with respiratory or cardiac disorders and has been found to be helpful in monitoring neonatal resusci- ...obtaining pulse oxygen ...
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Compliance With Alarm Limits for Pulse Oximetry in Very Preterm Infants
... The guidelines for oxygen target ranges and alarm limits were changed on June 6, 2005 by the issuing of a memorandum to all staff, medical and nursing, involved in pulse oximetry. The new guidelines ...
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Cardiorespiratory and Pulse Oximetry Monitoring in Hospitalized Children: A Delphi Process
... cardiorespiratory and pulse oximetry monitoring in common pediatric conditions and drafted candidate monitoring recommendations based on our findings. We convened a panel of nominees from national ...
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Parental Perspectives on Continuous Pulse Oximetry Use in Bronchiolitis Hospitalizations
... Interview Instrument Development Interview questions were either adapted from existing surveys regarding parental views on other methods of continuous monitoring, including home apnea monitors for premature infants, 18 ...
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Relation between respiratory variations in pulse oximetry plethysmographic waveform amplitude and arterial pulse pressure in ventilated patients
... an indwelling radial arterial catheter, according to the attend- ing physician; haemodynamic stability, defined as a variation in heart rate and blood pressure of less than 10% over the 15 min preceding the period of ...
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Pulse oximetry and photoplethysmographic waveform analysis of the esophagus and bowel
... improve pulse oximetry and to develop it as a technique for use in a wide variety of novel ...dedicated pulse oximetry probes for use in internal tissue sites, utilizing either miniaturized ...
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A pilot study of neonatal and pediatric esophageal pulse oximetry
... of pulse oximeters in adults, 1–10 neonates, and pediatric ...conventional pulse oximetry when measuring in the latter two ...reflectance pulse oximetry in pediatric patients and ...
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Free flap pulse oximetry utilizing reflectance photoplethysmography
... A. PPG flap and finger sensor and processing system A flap reflectance PPG sensor was developed using LEDs with wavelengths at 940 nm and 660 nm (infrared and red) respectively and a photodiode with the appropriate ...
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Free flap pulse oximetry utilizing reflectance photoplethysmography
... A. PPG flap and finger sensor and processing system A flap reflectance PPG sensor was developed using LEDs with wavelengths at 940 nm and 660 nm (infrared and red) respectively and a photodiode with the appropriate ...
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