Serratus Anterior Plane Block for Minimal Invasive Cardiac Surgery

"The Investigational Medical Product (IMP) is levobupivacaine 0,25%, 2,5 mg/ml, solution for injection. The dosage scheme is as following:1.25 mg/kg levobupivacaine 0,25%, with a maximum of 100 mg, As the standard anaesthetic management already contains levobupivacaine, a maximum dosage of 100 mg (40 ml) levobupivacaine will be administered during the SAPB.~The IMP is given via ultrasound-guided infiltration, in plane, midaxillary, 4-5th rib, between the latissimus dorsi and serratus anterior muscle, at the end of surgery."