An aspirator for removing vomit and like matter from the mouth and throat. A bellows integral with a collection reservoir includes a handle grip reciprocable alternately to draw vomit into the reservoir from an attached catheter insertable into the throat, and vent air through an exhaust valve. The bellows-reservoir...http://www.google.fr/patents/US4643719?utm_source=gb-gplus-shareBrevet US4643719 - Manually operable aspirator
