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1832
 
   
The USA suffers the first of several cholera epidemics, spanning the sixty years to 1892      
1846
 
     
A dentist in Boston, William Morton, uses ether as an anaesthetic while surgeon John Collins Warren removes a tumour in a patient's neck        
1847
 
    
Scottish obstetrician James Simpson uses anaesthetic (ether, and later in the year choloroform) to ease difficulty in childbirth       
1847
 
     
James Young Simpson is the first to deliver a baby (christened Anaesthesia) using chloroform        
First child born under anaesthesia


Wellcome Library, London
1851
 
    
German physicist Hermann von Helmholtz invents the ophthalmoscope, making it possible for a doctor to examine the inside of a patient's eye       
Principle of Helmholtz's ophthalmoscope
Wellcome Library, London
1853
 
   
The hypodermic syringe with a plunger is simultaneously developed in France and in Scotland      
Alexander Wood's hypodermic syringe
Wellcome Library, London
1854
 
Narrative history in HistoryWorld     
William Baikie, on an expedition up the Niger, protects his men from malaria by administering quinine       
1854
 
    
English physician John Snow proves that cholera is spread by infected water (from a pump in London's Broad Street)       
1854
 
Narrative history in HistoryWorld     
Florence Nightingale, responding to reports of horrors in the Crimea, sets sail with a party of twenty-eight nurses       
1855
 
    
Jamaican-born nurse Mary Seacole sets up her own 'British Hotel' in the Crimea to provide food and nursing for soldiers in need