Parasternal Block Combined With Rectus Sheath Block for Cardiac Surgery Under Sternotomy

After induction of general anesthesia, an ultrasound-guided Parasternal Block will be performed with 20 mL of ropivacaine 0.5 % per side.

At the end of surgery, a local infiltration of drainage exit sites will be performed with 10 mL of ropivacaine 0.25% per side

At the end of surgery, a rectus sheath block will be performed with 10 mL of ropivacaine 0.25% per side.