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Boise State University

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Measured Expiratory Resistance Of The Blue And Green Acapella Devices As Setting Is Increased From 1–5; Amplitude 20, 30, 40, Amanda Wroblewski, Scott Hawkins Apr 2014

Measured Expiratory Resistance Of The Blue And Green Acapella Devices As Setting Is Increased From 1–5; Amplitude 20, 30, 40, Amanda Wroblewski, Scott Hawkins

College of Health Sciences Presentations

Background: After reviewing the literature on both high flow and low flow Acapella devices, it was determined that most researchers evaluated only three frequency dial settings. Due to this gap, we chose to determine the expiratory resistance at each frequency dial setting for both high flow and low flow Acapella devices, as patient effort (amplitude) is increased on an electronic lung simulator. Hypothesis: 1) As the frequency dial setting is increased on the Acapella, the expiratory resistance will increase, and 2) as the patient effort (amplitude) is increased, the expiratory resistance will increase.

Methods: Each Acapella device was attached, separately, …