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[Myocardial revascularization surgery without extracorporeal circulation]
J A Martín Gonzálvez1, J C Vergara Serrano, M A Ulibarrena Sáinz
1Servicio de Medicina Intensiva, Hospital de Cruces, Baracaldo, Vizcaya.
Insights
Coronary artery surgery without extracorporeal circulation (ECC) is a viable alternative for select patients, offering reduced recovery times and fewer complications. This technique is beneficial for specific coronary artery targets in patients who may not be ideal candidates for traditional ECC surgery.
Area of Science:
- Cardiovascular Surgery
- Minimally Invasive Cardiac Procedures
Context:
- Coronary artery disease treatment is increasingly common, with most procedures utilizing extracorporeal circulation (ECC).
- A shift towards alternative surgical methods like off-pump coronary artery bypass (OPCAB) is emerging for selected patient groups.
- OPCAB is particularly considered for elderly patients with comorbidities and Jehovah's Witnesses due to religious objections to blood transfusions.
Purpose:
- To evaluate the feasibility and outcomes of coronary artery surgery performed without ECC in a selected patient cohort.
- To compare the resource utilization and clinical outcomes of off-pump versus on-pump coronary artery bypass grafting.
Summary:
- Coronary artery surgery without ECC requires specific patient criteria, including a minimum anastomotic diameter of 2 mm and stable hemodynamics.
- The technique is effective for revascularizing the left anterior descending, circumflex, or right coronary arteries, but not the posterior descending branch.
- Outcomes indicate fewer requirements for mechanical ventilation, intensive care unit (ICU) stay, and reduced blood usage compared to ECC procedures.
Impact:
- Off-pump coronary artery bypass surgery presents a valuable alternative for specific patient populations, potentially improving surgical outcomes and resource management.
- This approach may reduce the physiological stress associated with cardiopulmonary bypass, leading to faster recovery and lower morbidity.
- Further research can explore expanding the indications and refining the techniques for off-pump coronary artery bypass grafting.
Abstract:
The number of patients who need coronary artery surgery growth every year. Most of these surgical operations are with extracorporeal circulation (ECC). Recently in our hospital this surgery is realized without ECC in selected patients. Some studies shows that this surgery is an alternative in the treatment of coronary artery disease, especially for aged patients with associated disease and in Jehovah's witness faith. A coronary artery diameter at the anastomotic site of 2 mm or greater and satisfactory hemodynamics with the cardiac manipulation are needed to realize this surgery. Given these limitations this technique has proved useful in selected patients requiring revascularization of the left anterior descending, circumflex or right coronary artery (not for grafting the posterior descending branch). The need of mechanical ventilation, days at ICU, blood required, morbidity and mortality, in our experience as in other studies, were fewer than surgery with CEC.