19th Century Flashcards
What did James Simpsons discover?
- Safe anaesthetic (Chloroform)
- Used to use Ether
Why was chloroform revolutionary?
-It was an effective anaesthetic which made longer and more complex surgeries
How did Chloroform get into more common use?
-Queen Victoria approved of it when she used it for childbirth in 1857
Why did surgeons stop using chloroform?
- Did not reduce death rates
- Longer operations=Increased blood loss and deeper infections
- Hard to give the correct dose
How did Lister develop antiseptic surgery?
- Experimented with Carbolic Acid to reduce infection (mortality rates fell)
- Started to sterilise wounds and operating rooms
- Started to use sterilised cat gut as stitches
Why were Listers methods not accepted?
- Carbolic spray slowed operations
- Made operating conditions unpleasant
- Some surgeons weren’t as careful so failed
What was Cholera?
- A disease which caused diarrhoea and sickness
- Often lead to death
What was the common idea of what caused Cholera?
-Miasma
What idea did John Snow have about cholera?
-That it was caused by infected water
How did John Snow prove his theory?
- Did house to house interviews and mapped each Cholera case
- He worked out where each case was in reference to a water pump
- Removed the handle of the water pump and cases dropped
- Discovered it was down to a crack in a neighboring cesspit
Who was Louis Pasteur?
- Scientist who was asked to investigate why alcohol turns sour but ended up discovering germ theory
What were Pasteur’s key ideas?
- Bacteria caused decay
- Germs were in the air
- Germs caused illness
What was the short term impact of germ theory?
- Robert Koch went on to link individual bacterium
- Vaccines were developed
- Joseph Lister developed antiseptic surgery to prevent germs
What was the long term impact of germ theory?
- New treatments such as antibiotics
- Aseptic surgery developed
- Improved public health
Who was Robert Koch?
- Rival of Pasteur but ended up helping one another
- Investigated anthrax, TB and other diseases
- Proved germ theory