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Accuracy of two prediction formulae for intubation depth of left-sided double-lumen endobronchial tube-An observational study

Research on optimizing the depth prediction method for nonvisual left double-lumen endobronchial tube intubation

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500096901
Enrollment
Unknown
Registered
2025-02-08
Start date
2021-12-10
Completion date
Unknown
Last updated
2025-02-17

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

Conditions

Double lumen bronchial catheter intubation

Interventions

Observation group:none

Sponsors

The First Affiliated Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. The left double-lumen bronchial catheter was intubated and one-lung ventilation was performed; 2. Chest surgery; 3. Over 18 years old.

Exclusion criteria

Exclusion criteria: 1. Known or predicted difficult airway; 2. Anatomical defects of upper respiratory tract; 3. Limited movement of the neck.

Design outcomes

Primary

MeasureTime frame
True intubation depth;—

Secondary

MeasureTime frame
Height formula predicts intubation depth;MSJ formula predicts intubation depth;—

Countries

China

Contacts

Public ContactWang Bin

The First Affiliated Hospital of Chongqing Medical University

774935778@qq.com+86 136 3781 5096

Outcome results

None listed

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