Monday, May 11, 2009

Medical inventions and Discoveries

Stethoscope - Laennec (1819)

C
hemotherapy - Ehrlich (1909)

P
ace maker - Zoll (1952)

H
earing aid - Sonotone Corporation, USA (1952).

H
eart –lung machine - Dr. John H. Gibbon. (1953)

A
rtificial heart - Willem kolff (1957)

L
ASER - Gould (1957)

M
RI -Damadian (1971)

C
loning DNA - Boyer, Cohen (1973)

C
T Scan - Hounsfield (1973)

H
IV -M.Cockerell. (1984)

M
icroscope

C
ompound - Z.Janssen (1590)

E
lectron -Ruska knoll (1931)

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