New breathing device may help CF patients produce mucus for testing
Knowledge-focused
Completed
This small pilot study tested whether a breathing device called the Volara System could help adults with cystic fibrosis produce sputum (mucus from the lungs) for lab testing. The study included 20 people who had not been able to produce a sputum sample in the past year. Particip…
Phase: NA • Sponsor: Daniel J. Weiner • Aim: Knowledge-focused
Last updated Jun 23, 2026 11:58 UTC