The Official Journal of EuroPCR and the European Association of Percutaneous Coronary Interventions (EAPCI)

The surgeon’s corner

Bilateral internal mammary artery grafting in CABG surgery: an extra 20 minutes for an extra 20 years…

EuroIntervention 2013;9:899-901. DOI: 10.4244/EIJV9I8A151

Department of Cardiac Sciences, Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, Alberta, Canada
Bilateral internal mammary artery (BIMA) grafting has been the operation of the future for 25 years - it must now arrive! One cannot talk about BIMA grafting without first discussing why venous bypass grafts are no longer best practice.

Why are vein grafts so bad?

Because veins were never meant to be arteries. It is true that some vein grafts last 30 years but the majority don’t. The blood pressure in veins is 25-30 mmHg; the pressure in arteries is 120/80 mmHg. So when a vein is expected to do the job of an artery, it all too often fails. ...

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