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high flow nasal canula

Y Wang, T Teschler, G Weinreich, S Hess, T E Wessendorf, H Teschler
INTRODUCTION: Polysomnography (PSG) is considered the gold standard in the diagnosis of sleep disordered breathing (SDB). Because of costs and labor-intensity it is, however, performed last in graded diagnostic protocols that often involve respiratory pressure measurements via nasal canula as an alternative sensitive method for SDB detection. MicroMESAM, a newly developed screening device based on this method, allows automated analysis of apnoeas, hypopnoeas and snoring. AIM AND METHODS: To validate the device, we first compared signal quality of MicroMESAM flow-time curves with those generated by a pneumotachograph...
December 2003: Pneumologie
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