Medical Investigations 1 TImeline By miilee101 200 discovers trachotomy Period: 200 to Sep 3, 2015 Medical History Period: 200 to Dec 31, 1500 The Middle Ages Sep 10, 1300 Created health care for the sick Period: Sep 3, 1350 to Sep 3, 1700 Renaissance Sep 10, 1600 use of scientific method Sep 10, 1665 Reflective Microscope Sep 10, 1673 Antonie Van Leeuwenhoek discribes bacteria Sep 10, 1700 Francis Bacon uses microscope to discover plaque fleas Period: Sep 3, 1701 to Sep 3, 1840 Industrial Revolution Sep 10, 1795 Edward Jenner discovered the first vaccination Period: Sep 3, 1841 to Sep 3, 2015 Modern World Sep 10, 1843 discovery of pathogons Sep 10, 1847 FInds out how important handwashing is Sep 10, 1854 Stops outbreak of chlora Sep 10, 1909 Burboric plaque hits San Francisco Sep 10, 1930 FIrst HMO insurance Sep 10, 1945 Alexander Fleming discovers pencilliin Sep 10, 1952 Salk discovers the polio vaccine Sep 10, 1981 AZT is used to combat AIDS Sep 10, 2015 Gardasil, a vaccine to prevent cervical cancer approved Mar 2, 2022 Rasises discovered the difference betteen small pox and measels