25/08/2025
Discovery Made_by Country
Antibiotic Alexender Flemming (1928) Scotland
Antiseptic Joseph Lister (1867) Scotland
Blood circulation William Harvey (1628) Britain
Blood transfusion Jean-Baptiste Denys (1625) France
Cholera and TB germs Robert Kock(1883) Germany
Electrocardiogram(ECG) William Einthoven( 1903) Dutch
CTScan Godfrey Houns field(1973) England
Sphygmomanometer Scipione Riva-Rocci (1898) Italy
Stethoscope Rene Laennee (1819) France
Thermometer Sir Thomas Aelburt (1867) England
Ultrasound Ian Donald (1950) Ireland
X-ray WC Roentgen (1895) Germany
Electroencephalogram (EEG) Hans Berger (1929) Germany