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The currently recommended method for rescue breathing in people who have had a laryngectomy is mouth-to-stoma. Even if they know what to do, by-standers are likely to find this technique unhygienic and therefore unacceptable. There is no equivalent of the pocket face mask for laryngectomees.This paper describes the practical differences that affect rescue breathing in patients with laryngectomy stomas...
Like the earlier magnetohydrodynamic (MHD) concept, EGD conversion is being seriously considered by the utilities as a possible future means for obtaining large-scale production of electric power. Probably the principal advantage of the EGD converter is that a high gas temperature is not a basic requirement. In addition, the EGD system is potentially capable of generating ac power directly at transmission-line...
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