PTA Physical Therapy Assistant

Category - Therapeutic Modalities

What is the recommended inflation/deflation time ratio for deep vein thrombosis prevention while applying intermittent compression?
  1. 1 : 1
  2. 2 : 1
  3. 3 : 4
  4. 3 : 1
Explanation
Answer: D - 3: 1 is the recommended inflation/deflation time ratio for preventing deep vein thrombosis while applying intermittent compression.

For deep vein thrombosis prophylaxis, the recommended inflation pressure for the upper extremity is 30 - 60 mmHg and for the lower extremity, it is 40 - 80 mmHg for 2 - 3 hours.
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