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A breath training-sputum excretion device's optimizing design and clinical evaluation

A simulating model of airway based on biomedical engineering and a breath training-sputum excretion all-in-one device's optimizing design and clinical effectiveness and safety evaluation

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800018735
Enrollment
Unknown
Registered
2018-10-06
Start date
2018-10-01
Completion date
Unknown
Last updated
2018-10-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic respiratory Diseases

Interventions

Group 1:no
Group 2:use the old device
Group 3:use the new device

Sponsors

China-Japan Friendship Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Diagnosed as chronic bronchitis, COPD (GLOD II-IV), bronchiectasis, and other chronic respiratory disease patients; 2. Symptoms of coughing or coughing up phlegm; 3. Ability to perform pulmonary function tests; 4. Can use the breath device and cooperate with the research; 5. Aged 30-80 years old; 6. Sign an informed consent form.

Exclusion criteria

Exclusion criteria: 1. Pregnant women; 2. Other pulmonary Rehabilitation Patients; 3. Patients who are using other similar devices.

Design outcomes

Primary

MeasureTime frame
Symptom;Amount of sputum;—

Secondary

MeasureTime frame
Pulmonary function;Activity endurance;Respiratory muscle strength;Chest CT;Blood gas analysis;Number of acute exacerbation;Number of hospitalizations;quality of life;adverse events;Hospitalization days;—

Countries

China

Contacts

Public ContactYang Ting

China-Japan Friendship Hospital

dryangting@qq.com+86 13651380809

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026