Arterial oxygen saturation (SpO 2 )
Nocturnal Arterial Oxygen Saturation and Academic Performance in a Community Sample of Children
... of oxygen de- ...of oxygen desaturation is already harmful. The mean and nadir arterial oxygen saturation measured by pulse oximetry (Spo 2 ) have been reported and shown to have some ...
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Measurements of Cerebral Arterial Oxygen Saturation using a Fiber-optic Pulse Oximeter
... cerebral arterial oxygen saturation derived from a frequency domain-based algorithm are compared with pulse oximetry (SpO 2 ) and hemoximeter (SaO 2 ) blood ...cerebral oxygen ...
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The human ear canal: investigation of its suitability for monitoring photoplethysmographs and arterial oxygen saturation
... of arterial oxygen saturation by shining light into the vascular tissue at two different wavelengths, and measuring the changes in light absorbances produced during arterial ...these ...
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In vivo investigations of photoplethysmograms and arterial oxygen saturation from the auditory canal in conditions of compromised peripheral perfusion
... Over the last three decades, pulse oximeters have been used as a standard device for monitoring arterial oxygen saturation (SpO 2 ). However, SpO 2 measurements made from extremities such as the ...
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Do changes in pulse oximeter oxygen saturation predict equivalent changes in arterial oxygen saturation?
... However, the magnitude of these changes was small. Conclusion Changes in Sp O 2 do not reliably predict equivalent changes in Sa O 2 in the critically ill. Neither anaemia nor acidosis alters the relation between Sp O 2 ...
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A Study of Cognitive Evoked Potential and Arterial Oxygen Saturation in Stable COPD Patients
... MATERIALS AND METHODS 50 Stable COPD patients were selected on the basis of modified criteria defined in Global initiative for Chronic Obstructive Lung Disease (GOLD) guidelines. 20 They were clinically stable and ...
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Cerebral Arterial Oxygen Saturation Measurements Using a Fiber-Optic Pulse Oximeter
... cerebral arterial oxygen saturation reported for Patient ...estimating arterial oxygen saturation using the principle of pulse ...pulsating arterial blood would be ‘con- ...
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Polymerization of sickle cell hemoglobin at arterial oxygen saturation impairs erythrocyte deformability
... J Clin Invest. 1988;81(6):1669-1674. https://doi.org/10.1172/JCI113504. We have examined the filterability of sickle erythrocytes, using an initial-flow-rate method, to determine whether sufficient hemoglobin S polymer ...
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The Effect of Position Change on Arterial Oxygen Saturation in Cardiac and Respiratory Patients: A Randomised Clinical Trial
... of arterial oxygen saturation was measured in different positions, as well as in different parts of the body, by pulse oximeter and recorded in the checklist for the three ...the arterial ...
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Pilot investigation of anterior fontanelle photoplethysmographic signals and their suitability in estimating arterial oxygen saturation
... measurements, and the linear equation (1) used to calculate SpO 2 offline is unsuitable for low saturation values. V. C ONCLUSION Contrary to what has been reported previously [9], PPGs from the fontanelle for ...
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Arterial oxygen saturation in healthy newborns delivered at term in Cerro de Pasco (4340 m) and Lima (150 m)
... It is possible that different factors may affect pulse oxygen readings as meconium-stained amniotic fluid, child's activity during the SpO 2 measurements, and an anemic condition of the mothers. In a recent study ...
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Increased blood glycohemoglobin A1c levels lead to overestimation of arterial oxygen saturation by pulse oximetry in patients with type 2 diabetes
... chain sites of hemoglobin A molecule, accompanied by increasing -chain glycation at high glycohemoglobin concentrations [28,29]. The major finding of this study is that in type 2 dia- betic patients with poor glycemic ...
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Arterial blood oxygen saturation during blood pressure cuff-induced hypoperfusion
... of arterial blood oxygen saturation (SpO 2 ) by pulse ...estimate arterial oxygen saturation by shining light at two different wavelengths, red and infrared, through vascular ...
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A novel method based on two cameras for accurate estimation of arterial oxygen saturation
... estimating oxygen saturation based on the principle of pulse oximetry and using camera images captured under light illumination of two different ...non-contact oxygen saturation measurement ...
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OXYGEN TENSION OF TISSUES BY THE POLAROGRAPHIC METHOD IV SKIN OXYGEN TENSION VS ARTERIAL OXYGEN SATURATION; RELATIONSHIP TO OXYHEMOGLOBIN DISSOCIATION CURVE
... * Skin oxygen tension in equilibrium with arterial oxygen as obtained by repeat tension readings at each level of arterial saturation (see Method).. O Skin oxygen tension in equilibrium [r] ...
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Investigation of photoplethysmography and arterial blood oxygen saturation from the ear-canal and the finger under conditions of artificially induced hypothermia
... Abstract— Pulse oximeters relay on the technique of photoplethysmography (PPG) to estimate arterial oxygen saturation (SpO 2 ). In conditions of poor peripheral perfusion such as hypotension, ...
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Investigation of photoplethysmmographic signals and arterial blood oxygen saturation values (SpO(2)) during blood pressure cuff-induced hypoperfusion
... Photoplethysmography is a non-invasive electro-optical technique widely used in the study and monitoring of the pulsations associated with changes in blood volume in a peripheral vascular bed. Photoplethysmography is ...
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Oxygen Saturation and Breathing Patterns in Children
... Number of episodic falls in arterial oxygen saturation (Sao2) to 90% (desaturations) per hour of artifact-free Sao signal, plotted against age. The diagonal line represents the regressio[r] ...
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Venous oxygen saturation as a physiologic transfusion trigger
... = oxygen extraction, MAP = mean arterial pressure, PAC = pulmonary artery catheter, RBC = red blood cell, ROC = receiver operator characteristic, SaO 2 = arterial oxygen saturation, ...
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Oxygen Saturation Measurement and Optimal Accuracy in Nair
... Abundant oxygen is the elemental material of all the life, and oxygen saturation is an important parameter to reflect the oxygen in ...blood. Oxygen saturation refers to the ...
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