Editor—As the manufacturer of the device featured in the paper by Robertson et al, 1 we would like to make several points. Although we understand that the article was written in good faith, and that St George’s is committed to the use of the Infant Flow device, we remain concerned about the effect of the study on practitioners not yet familiar with the unique benefits of the device.

We do not in any way consider that the prong is wrongly designed. In any …