PRESENTATION OUTLINE
1950-Nerve Galvanometer was invented by Emil Du Bois-Reymond
1850- Joesph Lister invented sterile surgery
1850- Anasthetic gas ether was invented by Dr. Morton
1851- Ophthamoscoce ws invented by Hermann Von HelmHoltz
1862- Hermann Snellen invented the eye chart
1870- Louis Pasture established the Gene Theory of Disease
1879 Haffkine invented a Cholara Vaccine
1880- The dentaphone was created by Thomas Graydon
1887- Adolf Flick inventd the contact lenses
1891- Lumbar puncture was invented by heinrich quinke
1897- Waldemar invented plague vaccine.
1899- Felix Hoffmann invented asprin
1899- Electronic Hearing Aid was invented be Miller Hutchison
1906- Fredrick Hopkins omvented vitamins
1907- Blood was tranfused for the first time by Landsteiner
1908- Victor Horsly invented the Stereotactic instrument
1909- Intrauterine device was invented by Richard Richter
1892-Elie Metchnikoff discovered phagocytosis
Anesthetic gas was a very important invention. Without it, many patients would die on the operating table. Not many people would be able to have surgeries due to the complications it would have. This invention allowed surgens to operate on oatients withou them reacting. This inventions saved millions of peoples lives. There are so many people, we may even know, that wouldnt be alive today without it. The sugery would not have been able to happen becasue doctors wouldnt be able to keep the patient asleep and unconcious for that long.