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Heart Surgery. Heart surgery was extremely dangerous and rarely tried before the 2nd World War. War again paved the way for experimentation and risk taking. – PowerPoint PPT presentation

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Title: www.educationforum.co.uk


1
Twentieth Century Surgery
  • www.educationforum.co.uk

2
Blood loss
  • In 1900 Karl Landsteiner discovered blood groups
    and that only compatible blood could be
    transfused successfully paving the way for a
    solution to blood loss
  • The Red Cross set up the first blood transfusion
    service in 1926
  • First blood bank set up in Barcelona in 1936
  • World War II speeded up scientific research and
    in 1944 ACD or acid citrate dextrose was
    discovered as a solution to blood clotting in
    storage

3
Infection Aseptic Surgery
  • 19th century had used anti septic techniques to
    tackle infection e.g. Carbolic spray
  • Aseptic techniques such as using rubber gloves
    (Halsted 1889) and boiling and sterilisation of
    equipment and clothing (Robert Koch 1890s)
    quickly became the norm in the early Twentieth
    Century
  • Definitions anti septic means killing germs
    that exist in the operating theatre. Aseptic
    means creating a completely sterile or germ free
    theatre before you start

4
Pain anaesthesia improved
  • Better anaesthetics were discovered and devised
    in the 20th century. Increasingly local
    anaesthetics and muscle relaxants were used
    stopping the need to send the patient under
    completely for hours this made recovery quicker
    and risks smaller
  • Examples
  • In 1905 novocaine was used for the first time as
    a very effective local anaesthetic
  • In 1942 curare first used as a muscle relaxant
    reducing the need for power general anaesthetics

5
Plastic Surgery in the World Wars
  • Plastic surgery is surgery designed to improve a
    persons appearance maybe because of burns or
    disfigurement and sometimes because of vanity
  • Skin grafts were first pioneered in the First
    World War by Howard Gillies
  • Skin grafts were further improved by Archie
    McIndoe during the 2nd World War to treat serious
    burns such trials were aided by the use and
    mass production of penicillin to reduce infection

6
Plastic surgery Today
  • Plastic surgery has advanced rapidly since the
    second world war thanks to high technology tools
    to join up nerves and repair skin
  • Example in 2006 the French woman Isabelle
    Dinoire had the worlds first face transplant.
    She has her face horribly maimed by dog

7
Heart Surgery
  • Heart surgery was extremely dangerous and rarely
    tried before the 2nd World War
  • War again paved the way for experimentation and
    risk taking. In 1944 the American surgeon Dwight
    Harken successfully managed to remove bullet
    fragments from living hearts. In the same year
    Canadian Bill Biggelow developed the technique of
    lowering the body temperature to give more time
    for surgeons to safely cut into the heart and its
    arteries
  • This paved the way for further experimentation
    and by 1967 Christian Barnard carried out the
    first human heart transplant giving hope to
    patients with irreparable heart disease

8
High Technology Surgery Some examples
  • 1895 William Roentgen develops the X ray
    machine surgeons can see inside without cutting
    open
  • Heart Lung machine invented 1953 allowed for
    surgeons to temporarily stop the heart during
    operations
  • Powerful microscopes in 1960s allow for surgeons
    to join microscopic nerves and blood vessels
    allowing for reattaching severed arms and legs
  • Artificial kidney machine invented by William
    Kolff 1943 has saved the lives of millions of
    kidney failure and patients
  • Invention of fibre optic surgery and endoscopes
    1970s has allowed for key hole surgery
    operations deep in the body without general
    anaesthetic or deep cuts
  • Laser surgery 1958 lasers cut through skin with
    much less bleeding lasers can also be used in
    cosmetic surgery to make skin appear younger

9
Possible Questions
  • 1.Choose either 19th century surgery or 20th
    century surgery which was more significant?
  • Describe, explain and evaluate breakthroughs in
    both maybe use the 4Rs remember to come to a
    conclusion
  • 2. Which factor has been more important in the
    development of surgery science/technology or
    War
  • Describe, explain and evaluate detailed examples
    from both factors and come to a conclusion also
    hint at the significance of other factors than
    WAR and Science/Tech in your answer.
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