THE BASIC PRINCIPLES OF NITROUS OXIDE CANISTERS

The first time nitrous oxide was utilized as an anaesthetic drug during the therapy of a patient was when dentist Horace Wells, with assistance by Gardner Quincy Colton and John Mankey Riggs, shown insensitivity to soreness from a dental extraction on 11 December 1844.[25] In the next weeks, Wells treated the main 12 to 15 people with nitrous oxide