Diagnostic yield between endobronchial ultrasound-guided combined with 1.1-mm. cryoprobe and forceps biopsy for peripheral pulmonary lesion: A diagnostic trial

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

TCTR

Registry ID

TCTR20250218020

Enrollment

198

Registered

2025-02-18

Start date

2024-07-29

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Peripheral pulmonary lesions (PPLs) Early lung cancer Peripheral pulmonary lesions, Cryobiopsy, Cryoprobe, Radial endobronchial ultrasound, Transbronchial biopsy, Lung cancer

Interventions

1.1 mm cryoprobe was used in conjunction with the ERBECRYO2 system Cryoprobe was subsequently inserted into the GS To confirm the position, the guidance of fluoroscopy was done Activated for 4 to 5 s

Active Comparator Procedure/Surgery,Active Comparator Procedure/Surgery

Cryobiopsy,Forceps

Eligibility

Sex/Gender

All

Age

20 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Patients who planned radial endobronchial ultrasound procedure 2.Adults aged 20 years or more 3.Patients with PPLs largest diameter between 30 and 50 mm

Exclusion criteria

Exclusion criteria: 1.Endobronchial lesion 2.Patients with contraindications for bronchoscopy

Design outcomes

Primary

Measure	Time frame
Diagnostic yield 2 week after end of intervention Two proportion Z test	—

Secondary

Measure	Time frame
Adverse event related bronchoscopy procedure 2 days after end of intervention event,yield of each cryobiopsy specimen 2 weeks after end of intervention diagnostic yield	—

Countries

Thailand

Contacts

Public ContactJaturon poovieng

Phramongkutklao hospital

bank.h8@gmail.com66859616181

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026