Pre-operative bronchoscopic marking of small pulmonary lesions using virtual bronchoscopic navigation

Pre-operative bronchoscopic marking of small pulmonary lesions using virtual bronchoscopic navigation - Pre-operative bronchoscopic marking of small pulmonary lesions using virtual bronchoscopic navigation

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010836

Enrollment

Registered

2013-06-01

Start date

2013-06-02

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

Pulmonary neoplasms

Interventions

Brpmchoscopically inject indigo carmine (0.5-1ml)to peripheral lung tissue

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who have small (=<2cm in diameter) peripheral lung nodules that are hardly palpable, or lesions with ground glass opacity (regardless of the size) for which pre-operative marking is considered to be necessary based on clinical judgement.

Exclusion criteria

Exclusion criteria: Those who have past or present medical history of asthma

Design outcomes

Primary

Measure	Time frame
1) Safety of bronchoscopic marking 2) Accuracy of marking 3) Efficacy as an aid for lung resection	—

Secondary

Measure	Time frame
Outcome of lung resection (resection with free margin) in pathology	—

Countries

Japan

Contacts

Public ContactKenji Suzuki

Juntendo University Department of General Thoracic Surgery

kjsuzuki@juntendo.ac.jp03-3813-3111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026