Benefit of Peri-operative Bilateral ESP Catheters for Enhanced Recovery for Cardiac Surgery (ERCS)

To demonstrate if the addition of peri-operative regional analgesia by Bilateral ESP catheters improves the enhanced recovery program after open heart surgeries for the duration of hospitalisation, quality of analgesia, Consumption of peri-operative opioids, quality of recovery and quality of life. Patients will be randomly divided in 2 groups Group 1 With the actual standards of care for enhanced recovery after cardiac surgery including opioid sparing peri operative analgesia Group 2 With the actual standards of care for enhanced recovery after cardiac surgery replacing the opioid analgesia by a peri operative analgesia by bilateral ESP catheters