Simple filter device tested to ease breathing struggles after throat surgery
Symptom relief
Completed
This study looked at whether using a special filter device called Provox Life helps reduce coughing, phlegm, and breathing problems for people who have had their voice box surgically removed. It involved 80 adults who were at least 3 months past their surgery. Researchers tracked…
Phase: NA • Sponsor: Atos Medical AB • Aim: Symptom relief
Last updated Apr 20, 2026 16:14 UTC