Forsberg E, Carlsson M, Thörne A, Hedenstierna G, Björkman O
Int J Clin Monit Comput. 1986;3(4):251-7. doi: 10.1007/BF01724393.
The Mijnhardt Oxycon-4 (OX-4), designed for measurements of gas exchange during exercise using a mouth-piece, was adapted for use in recumbent patients by the introduction of a transparent canopy and a suction device. This system was evaluated in laboratory models and in patients.
明哈特Oxycon-4（OX-4）是为使用口件测量运动期间的气体交换而设计的，通过引入透明罩和抽吸装置，使其适用于仰卧患者。该系统在实验室模型和患者中进行了评估。
