The Pretreatment of a Left-sided Double-lumen Tube to Prevent Its Misplacement to the Right Mainstem Bronchus

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT01818128

Enrollment

1540

Registered

2013-03-26

Start date

2013-03-31

Completion date

2015-02-28

Last updated

2015-05-22

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

Conditions

Double Lumen Tube Intubation

Brief summary

The purpose of this study is to investigate whether flexion of bronchial tip of a left-sided double lumen endobronchial tube prevents tube misplacement to the right mainstem bronchus.

Interventions

DEVICENeutral shape of bronchial tip

Intubation is performed without transforming the shape of the bonchial tipof a double lumen tube.

DEVICEBent shape of bronchial tip

Intubation is performed with the double lumen tube, which bronchial tip has been bent 45 degrees and maintained for 5 min.

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

PREVENTION

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

20 Years to 85 Years

Healthy volunteers

Inclusion criteria

* Patients undergoing thoracic surgery that require the placement of left-sided double-lumen tubes

Exclusion criteria

* Abnormal anatomy of tracheobronchial tree * Intraluminal lesion in the left or right mainstem bronchus * Anticipated difficult intubation

Design outcomes

Primary

Measure	Time frame
Number of participants with intubation to right mainstem bronchus	An expected average of 5minutes after intubation

Secondary

Measure	Time frame
Number of participants with airway injury	An expected average of 5 minutes after bilateral lung ventilation

Countries

South Korea

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026