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May 31, 1958


Author Affiliations

631 W. Sixth St. San Pedro, Calif.

JAMA. 1958;167(5):652. doi:10.1001/jama.1958.02990220122026

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To the Editor:—  The article on mouth-to-airway resuscitation by Safar and McMahon, in the March 22 issue of The Journal, page 1459, is of interest. I have used this simple principle in resuscitating infants since 1942 and find it uniformly satisfactory. Two other principles could be incorporated in the device described by Safar and McMahon. The lower end of the instrument should be shaped to fit into and to obtrude the esophagus. The mouthpiece needs a trap to stop interchange of secretions between patient and resuscitator, as used by De Lee. These points were described in an article published in the American Journal of Surgery (58:140-141 [Oct.] 1942).An additional aid is to have a flow of oxygen directed at the nose of the person doing the resuscitation, thereby raising the oxygen content of the air blown into the patient's lungs. To my surprise, in an article published in

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