aerophore

aerophore 1. A device for supplying air to the lungs of an infant born not breathing or to workers in mines, under water, etc. 2. A portable apparatus containing compressed air for administration to resuscitate newborn babies who fail to breathe at birth.
Found on http://www.wordinfo.info/words/index/info/view_unit/1645/

Aerophore

The aerophore was an apparatus invented by Denayrouze to enable persons to enter a noxious inflammable atmosphere. It comprised an air-pump, lamp, and flexible tubing. It was tried at Chatham in January 1875 and was reported successful.
Found on http://www.probertencyclopaedia.com/browse/GA.HTM

aerophore

instrument used to inflate stillborn child's lungs
Found on http://phrontistery.info/a.html
No exact match found