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Completed

NCT Number: NCT03955406

Low Flow Anesthesia Without Initial High Flow Phase

The aim of the study is to compare the effectiveness of conventional low flow anesthesia (LFA) with initial high fresh gas flow ( 4L/min) for 10 minutes and LFA with fixed fresh gas flow rate (1L/min).

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Key information

Conditions

Low Flow Anesthesia Volatile Anesthetic Consumption

Age range

18 year–80 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Kahramanmaras Sutcu Imam University

Kahramanmaraş, In the USA Or Canada, Please Select..., 46100, Turkey (Türkiye)

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • ASA 1-3
  • scheduled for surgery under general anesthesia with endotracheal intubation

Exclusion criteria

  • hemodynamic instability
  • emergency cases
  • expected anesthesia duration < 60 min
  • patient refusal

Treatment and study plan

Conventional Low flow Anesthesia

Procedure

During the initial wash-in period 4 L/min Fresh gas flow will be used.

Low Flow Anesthesia with fixed fresh gas flow rate

Procedure

Fresh gas flow rate will be 1 L/min throughout the procedure.

Primary outcomes

  1. The time required to reach 0.7 MAC

    Time frame: perioperative

  2. number of adjustments made to the vaporizer settings

    Time frame: perioperative

    MAC will be held between 0.6-0.8 with adjustments at the vaporizer

Secondary outcomes

  1. anesthetic agent consumption

    Time frame: perioperative

    desfluane consumption at the first hour and at the end of the surgery wil be recorded

Sponsors and collaborators

Lead sponsor

Kahramanmaras Sutcu Imam University

Other

Registry information

Official study title

Comparison of Low Flow Anesthesia With and Without Initial High Flow Phase

Important dates

Study start
2019
Primary completion
2019
Study completion
2019
First posted
May 20, 2019
Registry last updated
Jul 10, 2019

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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