A Phase 2 clinical trial to evaluate the safety and efficacy of cone beam CT guided video assisted thoracoscopic partial resection for impalpable small pulmonary nodules

A Phase 2 clinical trial to evaluate the safety and efficacy of cone beam CT guided video assisted thoracoscopic partial resection for impalpable small pulmonary nodules - Cone beam CT guided video assisted thoracoscopic partial resection for impalpable small pulmonary nodules

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000030388

Enrollment

Registered

2017-12-14

Start date

2017-12-14

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

malignant pulmonary nodule

Interventions

cone beam CT (2017. 11.15-2019.11.15)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients eligible for video assisted thoracoscopic partial resection for pulmonary malignancy or suspected lesions which is expected to be difficult to detect during operation (GGO-dominant (>50%) tumor with a diameter of 3cm or lower, or tumor with a diameter of 2cm or lower, which is located deeper than the diameter of the tumor from visceral pleura) 2. Between 20 years and 85 years 3. ECOG performance status 0-1 4. No definitive organd dysfuntion 5. Written consent obtaiend for this study

Exclusion criteria

Exclusion criteria: 1. Pacemaker implantation 2. Cognitive impairment 3. Pregnancy or breast-feeding

Design outcomes

Primary

Measure	Time frame
macroscopic complete resection rate	—

Secondary

Measure	Time frame
visualization rate, operating time, cone beam CT imaging time, microscopic complete resection rate, adverse events, the number of cone beam CT scanning, exposure of radiation	—

Countries

Japan

Contacts

Public ContactTaisuke Kaiho

Chiba University Hospital General Thoracic Surgery

kihutisk826@yahoo.co.jp0432227171

Outcome results

None listed

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