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A retrospective study on the clinical efficiency of endobronchial valve for severe chronic obstructive pulmonary disease

A retrospective study on the clinical efficiency of endobronchial valve for severe chronic obstructive pulmonary disease

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100050326
Enrollment
Unknown
Registered
2021-08-26
Start date
2021-09-01
Completion date
Unknown
Last updated
2022-04-25

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

Conditions

Chronic Obstructive Pulmonary Disease

Interventions

Case series:None

Sponsors

Chinese PLA General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Patients with severe COPD who have received EBV treatment in our hospital; 2.Patients with pulmonary CT images and lung function test results.

Exclusion criteria

Exclusion criteria: Patients with bullae occupying more than 30% of the thoracic cavity.

Design outcomes

Primary

MeasureTime frame
Change value of forced expiratory volume in the first second before and after treatment with endobronchial valve;Change of 6 min walking distance before and after endobronchial valve treatment;—

Countries

China

Contacts

Public ContactChen Liang'an

Chinese PLA General Hospital

chenla301@263.net+86 10 55499227

Outcome results

None listed

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