Circulatory Oscillations in Post Cardiac Surgery Patients

February 6, 2018 updated by: St. Olavs Hospital
In this observational study investigators examine the presence of circulatory oscillations in blood pressure, heart rate, and doppler laser flow before and after planned cardiac surgery.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Actual)

20

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

      • Trondheim, Norway, 7030
        • Trondheim University Hospital

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 and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Patients scheduled for routine coronary artery bypass graft (CABG) surgery.

Description

Inclusion Criteria:

  • patients scheduled for routine coronary artery bypass graft (CABG) surgery, single procedure only

Exclusion Criteria:

  • no sinus or pacemaker rhythm
  • ejection fraction below 0.5
  • serious valvular disease
  • right ventricular failure
  • pulmonary hypertension
  • serious postoperative bleeding

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

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Frequency and amplitude of oscillations of electrocardiogram (ECG)
Time Frame: First day
analyzed by continuous wavelet transform
First day

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Nils K Skjaervold, PhD, Trondheim University Hospital

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 1, 2016

Primary Completion (Actual)

December 1, 2017

Study Completion (Actual)

December 1, 2017

Study Registration Dates

First Submitted

April 19, 2016

First Submitted That Met QC Criteria

May 4, 2016

First Posted (Estimate)

May 6, 2016

Study Record Updates

Last Update Posted (Actual)

February 7, 2018

Last Update Submitted That Met QC Criteria

February 6, 2018

Last Verified

February 1, 2018

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

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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