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Microscope
Zacharias Jansen with his father created the first -
vaccination
Edward Jenner created the firdt vaccination in the western world -
Stethoscope
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Anaesthesia
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Contact Lenses
the German ophthalmologist A.E. Fick created contact lenses -
Antibiotics
Pencillen was the first antibiotic created by Alexander Fleming. -
Artifical Blood
1933 was when the begginngs of artficial blood started, but was actually proven in 1967,by american scientitis Henry A. Solviter -
steriods
Dr. Ruzicka created in steriods in the early 1930's -
artificial kidney
the Dutchman Willem Kolff made the first artificial kidney -
Syringe
In 1946, Blaise Pascal made a syringe for scientific use