Investigating surgical techniques to reduce stroke risk during heart surgery

Fuwai Hospital, Chinese Academy of Medical Science

Not applicable Interventional China National Center for Cardiovascular Diseases · NCT04220047

This study is testing whether certain surgical techniques during heart surgery can help reduce the risk of stroke and new heart rhythm problems in patients having bypass surgery.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment400 (estimated)
Ages18 Years to 80 Years
SexAll
SponsorChina National Center for Cardiovascular Diseases Government
Locations1 site (Beijing)
Trial IDNCT04220047 on ClinicalTrials.gov

What this trial studies

This study evaluates the effects of left atrial appendage resection and Marshall ligament amputation on clinical outcomes in patients undergoing off-pump coronary artery bypass surgery. It aims to determine whether these surgical interventions can reduce the incidence of new-onset atrial fibrillation and subsequent stroke risk. The study focuses on patients who are undergoing isolated first off-pump coronary artery bypass, excluding those with a history of atrial fibrillation or other significant health issues. By analyzing postoperative outcomes, the research seeks to provide insights into optimizing surgical techniques for better patient outcomes.

Who should consider this trial

Good fit: Ideal candidates for this study are patients scheduled for their first isolated off-pump coronary artery bypass surgery.

Not a fit: Patients with a history of atrial fibrillation or those requiring concurrent surgeries may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could significantly lower the risk of stroke and atrial fibrillation in patients undergoing heart surgery.

How similar studies have performed: While there is some evidence suggesting the benefits of similar surgical approaches, this specific combination of techniques is relatively novel and has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* isolated first off-pump coronary artery bypass

Exclusion Criteria:

* Preoperative atrial fibrillation or a history of atrial fibrillation;
* Concurrent cardiac or non-cardiac surgery
* Intraoperative convert to bypass bypass surgery
* Emergency surgery
* History of previous cardiac surgery
* Severe organ dysfunction

Where this trial is running

Beijing

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Coronary Artery DiseaseStrokeAtrial Fibrillationoff-pump coronary artery bypasspostoperative new-onset atrial fibrillationleft atrial appendageMarshall ligament
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.