PEDIATRICS Vol. 55 No. 4 April 1975, pp. 566-567
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Is Transcutaneous Po2, Reliable for Arterial Oxygen Monitoring in Newborn Infants?

Gabriel Duc M.D.1, Hans U. Bucher 1, Jean L. Micheli M.D.1, and B. A. Johanson 1

1 Divisions of Neonatology, Departments of Pediatrics and Obstetrics, University of Zürich Haldenbachstrasse 22 8006 Zürich, Switzerland

The necessity of frequent Po2 controls in newborns exposed to high oxygen concentrations entails the use of indwelling arterial catheters. Any method of bypassing the complications of arterial catheters would be a great advantage for the newborn. Recently, electrodes were engineered allowing transcutaneous Po2 (tc Po2) measurements. tested two of them, the oxygen monitor 5300 Roche and the oxygen electrode of Huch et al. Good correlation between tc Po2, and Po2, has been reported in both in the newborn.