The Mijnhardt Oxycon-4 (OX-4), designed for measurements of gas exchange during exercise using a mouth-piece, was adapted for use in recumbant patients by the introduction of a transparent canopy and a suction device. This system was evaluated in laboratory models and in patients.
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Forsberg, E., Carlsson, M., Thörne, A. et al. Evaluation of a mobile unit for indirect calorimetry during spontaneous ventilation. J Clin Monit Comput 3, 251–257 (1986). https://doi.org/10.1007/BF01724393
- Oxygen uptake
- oxygen consumption
- energy expenditure
- indirect calorimetry
- ventilated hood system
- canopy system