Phase II study of endobronchial ultrasound (EBUS)-guided transbronchial biopsy using thin bronchoscope (XBF-3B260Y1) with miniature probe (XUM-S20-17R) for diagnosis of peripheral pulmonary lesions

Phase II study of endobronchial ultrasound (EBUS)-guided transbronchial biopsy using thin bronchoscope (XBF-3B260Y1) with miniature probe (XUM-S20-17R) for diagnosis of peripheral pulmonary lesions - EBUS-guided transbronchial biopsy using thin bronchoscope with miniature probe

Status

Active, not recruiting

Phases

Phase 2

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000000509

Enrollment

140

Registered

2006-11-01

Start date

2006-03-01

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

Benign or malignant pulmonary lesions

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients with a peripheral pulmonary nodule or mass who need to undergo diagnostic bronchoscopy. 2. 20 years and above 3. Informed consent

Exclusion criteria

Exclusion criteria: 1. Serious concomitant medical illness 2. Obvious central pulmonary lesion 3. Diffuse pulmonary lesions 4. Re-examination due to prior failure in this trial 5. Obvious bleeding tendency 6. Pregnancy 7. Other clinical difficulties in this study

Design outcomes

Primary

Measure	Time frame
Diagnostic yield	—

Secondary

Measure	Time frame
1. Frequency of adverse effects 2. Level of bronchus reached 3. Visibility on EBUS 4. Direct visibility of lesions with bronchoscope 5. Optimal number of biopsies	—

Countries

Japan

Contacts

Public ContactMasahide Oki

Nagoya Medical Center Department of Respiratory Medicine

Masahideo@aol.com052-951-1111

Outcome results