Detection of persistent pulmonary air leaks during balloon occlusion test using the multiple pulmonary function measurement system

Detection of persistent pulmonary air leaks during balloon occlusion test using the multiple pulmonary function measurement system - Air leak detection by multiple pulmonary function measurement system

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000056784

Enrollment

Registered

2025-01-22

Start date

2025-01-23

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

persistent pulmonary air leaks, pneumothorax

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with persistent pulmonary air leaks able to undergo bronchial occlusion. 2. Patients who agreed to participate in this study with written informed consent.

Exclusion criteria

Exclusion criteria: Patients who cannot safely undergo bronchoscopy due to unstable breathing.

Design outcomes

Primary

Measure	Time frame
To identify the affected bronchi of persistent pulmonary air leaks by comparing airway pressure at the site of obstruction and pleural pressure.	—

Countries

Japan

Contacts

Public ContactHiroki Nishine

St. Marianna University School of Medicine Division of Respiratory Medicine, Department of Internal Medicine

h2nishine@marianna-u.ac.jp044-977-8111

Outcome results