Effect of Rocuronium on BIS Values

October 18, 2023 updated by: Federico Linassi, University of Padova

Correlation Between Trend of Four Values and Bispectral Index Values During General Anaesthesia for Breast Surgery.

Aim of this trial is to define if Trend of Four (TOF) values after a bolus of rocuronium is correlated with Bispectral Index BIS values during standard general anaesthesia for breast surgery.

Study Overview

Status

Completed

Intervention / Treatment

Detailed Description

Rocuronium. a curarizing agent, has been shown to decrease Bispectral Index (BIS) in awake volunteers.

However, correlation between Trend of Four (TOF) values after a bolus of rocuronium and BIS values during general anaesthesia for breast surgery has not been defined yet.

Investigators want to analyze this correlation during general anaesthesia conducted using Propofol and remifentanil. All of these drugs will be delivered with Targeted-Controlled Infusion pumps (in particular Eleveld for Propofol, Minto for Remifentanil), commonly used to deliver general anaesthesia. At stable anaesthesia maintenance, if requested for surgical (ie more muscle relaxation) or anesthesiological reasons (i.e. avoid air insufflation) a standard Rocuronium bolus (0.6 mg/kg) was given. In these case, with rocuronium bolus justified by clinical reasons, authors will observationally record the BIS values and the TOF values.

Study Type

Observational

Enrollment (Actual)

8

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

      • Treviso, Italy
        • ULSS2

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 80 years (Adult, Older Adult)

Accepts Healthy Volunteers

N/A

Sampling Method

Probability Sample

Study Population

Fe-male patients undergoing breast oncologic surgery

Description

Inclusion Criteria:

  • Undergo General Anaesthesia with Propofol and Remifentanil, and necessity of curarization with Rocuronium for surgical or ventilatory reasons.

Exclusion Criteria:

  • Neurological disease
  • Psychiatric disease
  • Benzodiazepines praemedication
  • Obesity

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

  • Observational Models: Cohort
  • Time Perspectives: Prospective

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Correlation between Trend of Four (TOF) and Bispectral Index (BIS) values
Time Frame: 60 minutes after rocuronium bolus
Discover if there is linear correlation between TOF values (utilized for curarization monitoring) and BIS values (utilized for deep of hypnosis monitoring) during standard general anaesthesia conducted with Propofol and remifentanil with targeted controlled infusion pumps, usually adopted in our Hospital to delivery general anaesthesia
60 minutes after rocuronium bolus

Collaborators and Investigators

This is where you will find people and organizations involved with this 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 (Actual)

March 3, 2023

Primary Completion (Actual)

September 30, 2023

Study Completion (Actual)

September 30, 2023

Study Registration Dates

First Submitted

November 24, 2022

First Submitted That Met QC Criteria

December 27, 2022

First Posted (Actual)

January 12, 2023

Study Record Updates

Last Update Posted (Actual)

October 19, 2023

Last Update Submitted That Met QC Criteria

October 18, 2023

Last Verified

October 1, 2023

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

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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