Regional Anesthesia and Partial Mastectomy

Pectoral nerves block (PECS II) is performed with the help of ultrasound. Two injection are performed in two fascial planes. One between pectoralis major muscle and serratus anterior muscle. Second one between pectoralis major and minor muscles.

Ropivacaine is administered by surgeon prior to scrubbing and following the removal of the tumor.

Ropivacaine is administered by the surgeon at the end of surgery

Local anesthetic ropivacaine is administered in both study arms according to the study protocol

Ultrasound with linear probe is performed. Using in-plane technique a correct placement of the injection needle is secured.