title: [The first invention patents in general anaesthesia].
abstract: Dra, Zimmer describes in this work the evolution of general anaesthesia for surgeries, quoting the recorded invention patents, since the 1st one performed in France - an ether anaesthesia - in 1846, 2 years after Wells had used nitrous oxide as gas for a surgery (december 1844).
authors.forename: M
authors.initials: M
authors.lastname: Zimmer
mesh_terms: D000766:Anesthesia, Dental / Q000266:history*; D005602:France; D013502:General Surgery / Q000266:history*; D049672:History, 19th Century; D010330:Patents as Topic / Q000266:history*
vernacular_title: Las primeras patentes de invención en Anestesia General.