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Efficacy and safety of video-assisted bronchial blocker intubation for lung isolation in thoracoscopic pulmonary surgery: a prospective, randomized controlled, non-inferiority clinical trial

Efficacy and safety of video-assisted bronchial blocker intubation for lung isolation in thoracoscopic pulmonary surgery: a prospective, randomized controlled, non-inferiority clinical trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500105956
Enrollment
Unknown
Registered
2025-07-15
Start date
2025-07-15
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

Lung tumer

Interventions

Experimental group:Using video-assisted bronchial blocker intubation for lung isolation
Control group:Using double lumen bronchus intubation for lung isolation

Sponsors

West China Hospital of Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Age:18-65 years old; 2.ASA: Grade I-II; 3.Scheduled for thoracoscopic lung surgery and receiving one-lung ventilation; 4.Sign the informed consent form;

Exclusion criteria

Exclusion criteria: 1.Predicted difficult airway (including Marcelian classification III or IV, mouth opening less than 3 cm, small jaw, limited cervical spine mobility); 2.Abnormal airway anatomy detected by preoperative fibreopticroscopy or imaging; 3.BMI >30kg/m^2; 4.Pregnant or breastfeeding women; 5.Has participated in other clinical trials;

Design outcomes

Primary

MeasureTime frame
The time of lung isolation;

Secondary

MeasureTime frame
Hoarseness and sore throat 30 min and 24 h after extubation;The imaging quality of video-assisted bronchial blocker's screen;Number of times intraoperative fibrinoscope-assisted positioning was required;The quality of lung isolation;Number of intraoperative DLT/blocker displacements, total time spent correcting to correct alignment;Intubation-related adverse events;The rate of first successful lung isolation after intubation;

Countries

China

Contacts

Public ContactHai Yu

West China Hospital of Sichuan University

yuhai@scu.edu.cn+86 18980601548

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026