A Comparison of Desflurane vs. Sevoflurane and the Time to Awakening and the Incidence and Severity of Cough

October 29, 2013 updated by: Gildasio De Oliveira, Northwestern University

A Comparison of Desflurane vs. Sevoflurane on Time to Awakening and the Incidence and Severity of Cough After Ambulatory Surgery Using Laryngeal Mask Airway

Goals for ambulatory surgery include providing optimal surgical conditions while ensuring a rapid early recovery without side effect. Dexter et al1 concluded in a meta-analysis that Desflurane can reduce the extubation time when compared to Sevoflurane. This potential benefit of Desflurane can be especially attractive in short ambulatory cases performed with general anesthesia with a laryngeal mask airway.

Although some studies have not shown a difference on perioperative cough and laryngospasm between Desflurane and Sevoflurane at clinically relevant doses.It has been reported in the literature that Desflurane causes cough4 and many providers avoid using Desflurane with a LMA (laryngeal mask airway) in the ambulatory setting. In this study we will also evaluate, as a secondary outcome, the presence and severity of perioperative cough and laryngospasm.

Previous investigators have demonstrated a more rapid resumption of normal daily activities after ambulatory surgery in patients anesthetized with Desflurane when compared with Sevoflurane.these investigators suggested a better quality of recovery when Desflurane is used probably due to a lower lipid solubility of Desflurane. We will also evaluate quality of recovery as a secondary outcome using a validated instrument.

Significance:

  1. A more rapid awakening, especially, in a fast and high turnover cases that are performed with LMA can lead to a more cost effective utilization of operating room time
  2. It has been reported that Desflurane causes more cough than Sevoflurane and Anesthesiologists avoid using Desflurane with LMA cases, this study will reinforce that there is no difference.

Study Overview

Status

Completed

Conditions

Study Type

Interventional

Enrollment (Actual)

85

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Illinois
      • Chicago, Illinois, United States, 60611
        • Northwestern University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Age 18-65
  • Female patients undergoing outpatient gynecologic and breast surgery
  • Under general anesthesia using an LMA
  • ASA I,II,

Exclusion Criteria:

  • Patients on CNS depressants
  • Chronic opioid use
  • Corticosteroid
  • Pregnant patients
  • Full stomach
  • Morbidly obese (BMI >35kg/m2)
  • Hepatitis B
  • Hepatitis C
  • Coronary artery disease
  • Liver disease
  • Renal disease
  • Seizure disorder

Dropout criteria:

  • Need for endotracheal tube
  • Surgeon or patient request
  • Hospital admission

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Desflurane
Administration of Desflurane
Administratino of Desflurane
Active Comparator: Sevoflurane
Administration of Sevoflurane
Administration of Sevoflurane

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Time to Awakening
Time Frame: Time inhalational agent is turned off to time of patient awakening
Time inhalational agent is turned off to time of patient awakening

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants Who Coughed
Time Frame: Perioperative
Perioperative
Quality of Recovery 40
Time Frame: 1 day
Survey completion at 24 hours post surgery of the Quality of Recovery 40 questionnaire.This questionnaire asks 40 questions in 5 categories of recovery. The scores are combined from each group and are used as a composite score. The scores range from a low of 40 to a high of 200. A score of 40 would indicate a poor quality of recovery where as a score of 200 would be a good quality of recovery at 24 hours postoperative.
1 day

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

February 1, 2010

Primary Completion (Actual)

March 1, 2012

Study Completion (Actual)

March 1, 2012

Study Registration Dates

First Submitted

September 13, 2010

First Submitted That Met QC Criteria

September 14, 2010

First Posted (Estimate)

September 15, 2010

Study Record Updates

Last Update Posted (Estimate)

November 25, 2013

Last Update Submitted That Met QC Criteria

October 29, 2013

Last Verified

October 1, 2013

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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