Thermosoftening of Double-lumen Tube for Airway Exchanger Catheter

Seoul National University Hospital102 enrolled

Overview

The purpose of this study is to investigate the effect of double-lumen tube thermal-softening before intubation on the success rate of tube exchange by airway exchange catheter.

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

PREVENTION

Masking

DOUBLE

Enrollment

102

Conditions

Intubation Complication Hoarseness Sore Throat

Interventions

non-thermosofteningPROCEDURE

By using airway exchange catheter, tube exchange is performed from single to double lumen tube that was put into normal saline at room temperature.

thermosofteningPROCEDURE

By using airway exchange catheter, tube exchange is performed from single to double lumen tube that was put into warm normal saline (40°C).

Eligibility

Sex: ALLMin age: 20 YearsMax age: 80 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Patients undergoing thoracic surgery that requires bronchoscopy study before the placement of double-lumen tubes Exclusion Criteria: * Preoperative hoarseness or a sore throat * History of upper airway diseases * Anticipated difficult airway

Locations (1)

Seoul National University Hospital

Seoul, Seoul, South Korea

Outcomes

Primary Outcomes

Time to intubate

Length of time to exchange endotracheal tube from single- to double-lumen tube using airway exchange catheter.

Time frame: Intraoperative (During exchanging single- to double-lumen tube)

Secondary Outcomes

Postoperative hoarseness (4-points scoring)

Time frame: up to 48 hours after surgery

postoperative sore throat (4-points scoring)

Time frame: up to 48 hours after surgery

Vocal cord injuries assessed by videolaryngoscope

vocal cord injuries observed after tube-exchange

Time frame: up to 1 hour after double-lumen tube extubation

Data from ClinicalTrials.gov

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