Valves

Question 1

What are some advantages of mechanical valves

Answer 1

-Mechanical valves are longer lasting and more durable than biological valbes

Question 2

What are some disadvantages of mechanical valves

Answer 2

• Blood clots to the brain are more likely with mechanical valves
• The patient has to take anti clotting medication for the rest of their lives
• The medication can lead to excessive bleeding
• If the medication is not taken then it can lead to blood clots forming to the brain

Question 3

What are some advantages of biological valves

Answer 3

-No additional medication needs to be taken with biological valavss

Question 4

What are some disadvantages of biological valves

Answer 4

• There are ethical issues surrounding the use of animal tissue as valves
• the valves may harden over time