Author Question: Which O2 delivery system would you recommend for an active home care patient with low FiO2 needs who ... (Read 43 times)

OSWALD · **on:** Jul 16, 2018

Which O2 delivery system would you recommend for an active home care patient with low FiO2 needs who desires increased mobility?

a. Traditional low-flow nasal cannula sup-plied by O2 concentrator
b. Compressor-driven humidifier with sup-plemental O2 through a concentrator
c. Conserving device used in conjunction with a portable liquid O2 system
d. Air entrainment mask driven by a large (H/K) compressed gas cylinder

Question 2

What are some major problems with demand-flow O2 delivery systems?

1. They are cumbersome and unattractive.
2. Equipment and maintenance costs are high.
3. The device valve may have slow response times.
4. Catheter and sensor malfunction is common.
a. 2 and 4 only
b. 1, 2, and 3 only
c. 2 and 3 only
d. 1, 2, 3, and 4

ghepp · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
Patients requiring low-flow home O2 and enhanced mobility should be considered for a liquid O2 set-up with a pulsed-dose O2-conserving device.

Answer to Question 2

ANS: D
These and other potential problems with demand-flow O2 delivery systems are listed in Box 56-5.