CT Window Setting to Select Double-lumen Tube Size

Seoul National University Hospital228 enrolled

Overview

The purpose of this study is to investigate the appropriate window setting of chest computed tomography to select a correct size of double-lumen endobronchial tube.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

QUADRUPLE

Enrollment

228

Conditions

Bronchial Cuff Volume at Air-tight Seal Intracuff Cuff Pressure at Air-tighe Seal

Interventions

Width 1000 HU/Level -450 HUDEVICE

Double-lumen tube size is selected according to the internal diameter of the left mainstem bronchus measured in the chest computed tomography with width 1000 HU and level -450 HU.

Width 400 HU/Level 25 HUDEVICE

Double-lumen tube size is selected according to the internal diameter of the left mainstem bronchus measured in the chest computed tomography with width 400 HU and level 25 HU.

Eligibility

Sex: ALLMin age: 20 YearsMax age: 85 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Patients undergoing thoracic surgery that require the placement of left-sided double-lumen tubes Exclusion Criteria: * Abnoraml anatomy of tracheobronchail tree * Intraluminal lesion in the left mainstem bronchus * Anticipated difficult intubation

Locations (1)

Seoul National University Hospital

Seoul, South Korea

Outcomes

Primary Outcomes

Air-leak at deflation of bronchial cuff

Time frame: An expected average of 10 min after double lumen tube intubation

Air-tight seal below resting volume of bronchial cuff

Time frame: An expected average of 10 min after double lumen tube intubation

Data from ClinicalTrials.gov

This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.