Effect of Semi-sitting Position on Mask Ventilation

N/ACompletedNCT03996161

SMG-SNU Boramae Medical Center38 enrolled

Overview

We compare the effect on semi-sitting position on mask ventilation in anesthetized and paralyzed obese patients

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

OTHER

Masking

SINGLE

Enrollment

Conditions

Ventilation

Interventions

patient positionOTHER

After the induction of anesthesia, mask ventilation is performed in the supine and semi-sitting position in a cross-over, randomized order.

Eligibility

Sex: ALLMin age: 20 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Obese patients undergoing general anesthesia Exclusion Criteria: * diseases or structural abnormalities in the upper airway * those who were at risk of aspiration * cardiovascular or respiratory diseases * pregnancy

Locations (1)

SMG-SNU Boramae Medical Center

Seoul, South Korea

Outcomes

Primary Outcomes

Expiratory tidal volume

Expiratory tidal volume is assessed during mask ventilation in the supine and semi-sitting positions.

Time frame: 1 minute after the induction of anesthesia

Secondary Outcomes

Minute ventilation during mask ventilation in the supine and semi-sitting positions

Minute ventilation is assessed during mask ventilation

Time frame: 1 minute after anesthesia induction

The incidence of inadequate mask ventilation or dead space ventilation.

The incidence of inadequate mask ventilation or dead space ventilation is recorded.

Time frame: during mask ventilation

Peak inspiratory pressure

Peak inspiratory pressure is recorded.

Time frame: during mask ventilation

Data from ClinicalTrials.gov

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