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Published byBerthold Beyer Modified over 5 years ago
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Toe pressure determination by audiophotoplethysmography
A. Fronek, MD, PhD, V. Blazek, PhD, B. Curran, RN Journal of Vascular Surgery Volume 20, Issue 2, Pages (August 1994) DOI: / (94) Copyright © 1994 Society for Vascular Surgery and the North American Chapter, International Society for Cardiovascular Surgery Terms and Conditions
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Fig. 1 Block diagram of audio-photoplethysmograph (A-PPG). For additional details see text. Journal of Vascular Surgery , DOI: ( / (94) ) Copyright © 1994 Society for Vascular Surgery and the North American Chapter, International Society for Cardiovascular Surgery Terms and Conditions
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Fig. 2 Comparison of toe pressure determined with both methods. PPG, Standard photo-plethysmograph requiring recorder; A-PPG, audio-photoplethysmography in normal control group and in group of patients with peripheral arterial occlusive disease. Journal of Vascular Surgery , DOI: ( / (94) ) Copyright © 1994 Society for Vascular Surgery and the North American Chapter, International Society for Cardiovascular Surgery Terms and Conditions
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Fig. 3 Correlation scattergram comparing individual results obtained with both methods (photoplethysmograph with recorder and audio-photoplethysmograph). Journal of Vascular Surgery , DOI: ( / (94) ) Copyright © 1994 Society for Vascular Surgery and the North American Chapter, International Society for Cardiovascular Surgery Terms and Conditions
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