About this trial
This study compares a handheld ultrasonic spirometer with a standard hospital spirometer in adults with chronic respiratory diseases. Each participant will complete lung function tests using both devices. The study aims to determine whether the ultrasonic device provides accurate and reliable measurements for use in clinical or home settings.
Eligibility criteria
Qualifiers
Adults aged 18 to 80 years.
Diagnosed with a chronic respiratory disease (e.g., COPD, asthma, bronchiectasis, or interstitial lung disease).
Willing to follow the instructions for using the ultrasonic spirometer.
Clinically stable and able to understand the study purpose and procedures, and who provide informed consent.
Disqualifiers
Individuals who, after explanation, are still unable to properly perform the ultrasonic spirometry procedure.
Individuals who, after explanation, refuse to participate in the study.
Patients with unstable vital signs.
Pregnant or suspected pregnant women.
Trial design
Treatments tested in this trial
- Spirometer