Comments on: “Massive Leak in CO2 Absorber of Perseus A500 Did Not Inhibit Mechanical Ventilation But Manual Bag Ventilation: A Case Report with Experimental Reproduction”

In Response

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In Response W e appreciate the constructive comments of Drs Rey and Potié. 1 We agree that technological evolution may cause unknown pitfalls. For example, in 2005, we found that the nonzero basal flow in the anesthesia machine, which had been set to supply the basal metabolic requirement of oxygen, was an obstacle for leak detection.

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