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Intraoperative Epiaortic Scanning for Preventing Early Stroke After Off-pump Coronary Artery Bypass

This study has been completed.
ClinicalTrials.gov Identifier:
First Posted: January 10, 2013
Last Update Posted: January 10, 2013
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Yonsei University
Recently epiaortic ultrasound scanning (EAS) has been recommended as an intraoperative tool to accurately assess ascending aorta disease. To date, several studies have reported that EAS is superior to TEE and surgical palpation

Coronary Artery Occlusive Disease

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Retrospective

Resource links provided by NLM:

Further study details as provided by Yonsei University:

Primary Outcome Measures:
  • Early Stroke After Off-pump Coronary Artery Bypass [ Time Frame: number of incidence of early strok from surgery to discharge, an expected average of 5 weeks ]

Enrollment: 2292
Study Start Date: October 2010
Study Completion Date: March 2011
Primary Completion Date: March 2011 (Final data collection date for primary outcome measure)
non epiaortic group
non epiaortic group ( n=1019)
epiaortic group
epiaortic group ( n=1273)


Information from the National Library of Medicine

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Ages Eligible for Study:   31 Years to 88 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
From January 2001 to December 2011, 2292 patients who underwent isolated off-pump coronary artery bypass at Yonsei Cardiovascular Hospital in Seoul

Inclusion Criteria:

patients underwent who isolated off-pump coronary artery bypass

Exclusion Criteria:

  1. combined carotid procedures
  2. preoperative cerebral haemorrhage
  3. nonoperative unstable vital signs such as ventricular fibrillation or cardiac arrest
  Contacts and Locations
No Contacts or Locations Provided
  More Information

Responsible Party: Yonsei University
ClinicalTrials.gov Identifier: NCT01764763     History of Changes
Other Study ID Numbers: 4-2010-0868
First Submitted: January 3, 2013
First Posted: January 10, 2013
Last Update Posted: January 10, 2013
Last Verified: January 2013