The GATE Grind

GATE 2022 BM – Question 31

Biomaterials and Tissue Engineering · Artificial Organs and Organ Models · 1 mark · Multiple select

Which mechanical prosthetic valve designs have been used as replacements for diseased heart valves?

  1. Globe valve
  2. Ball-and-cage valve
  3. Bileaflet valve
  4. Swing check valve

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Show answer and explanation

Correct answer: (B) Ball-and-cage valve; (C) Bileaflet valve

Explanation

Ball-and-cage and bileaflet devices are established mechanical prosthetic heart-valve designs. The other labels describe ordinary industrial valve configurations rather than the intended clinical prostheses. Correct selections are B and C.