Artificial Hearts and Heart Valves

Necessary information on Artificial Hearts and Heart Valves for AQA Biology B3.

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  • Replacement Hearts & Valves
    • Artificial Heart
      • No wait for donor
      • No tissue match needed
      • No immunosuppressant drugs needed
      • Too much machinery to be used out of hospital
      • Expensive
      • blood could clot or backflow and kill patient
    • Artificial Valves
      • Last a long time
      • Require medication that stops blood clotting
      • Causes blood clots
      • No risk of tissue valve failure or infection


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