Effect of Breathing Circuits on Intraoperative Body Temperature

Seoul National University Hospital111 enrolled

Overview

To evaluate differences in intraoperative body temperature between heated huimid breathing circuit and conventional breathing circuit

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

SUPPORTIVE_CARE

Masking

SINGLE

Enrollment

111

Conditions

Brain Tumor

Interventions

Group CDEVICE

non-heated, non-humidified conventional breathing circuit was used in group C patient

Group EDEVICE

breathing tube which apply humidity and heat (Evaqua™ Breathing Circuits manufactured by Fischer \& Paykel)was used in group E patient

Group MDEVICE

Heated humid tube with a warming device (Mega Acer kit manufactured by Acemedical,Seoul Korea)was used in group M patient

Eligibility

Sex: ALLMin age: 18 YearsMax age: 70 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * aged 18-70 years, * ASA I or II * patients scheduled for craniotomy under general anesthesia Exclusion Criteria: * ASA III or IV * Duration of anesthesia time less than 4 hours * emergency operation

Locations (1)

Seoul National University Hospital

Seoul, Seoul, South Korea

Outcomes

Primary Outcomes

trend of changes on body temperature

Investigate differences on core body temperature among different kinds of circuit (heated-humid circuit, humid circuit, conventional circuit)

Time frame: from the point of postintubation up to 5 hours

Secondary Outcomes

total duration of airwarmer(Bair-Hurgger warming unit) using time

investigate the total duration of airwarmer using time

Time frame: from the point of postintubation up to 5hours

Data from ClinicalTrials.gov

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