Fig. 1From: Study protocol for a randomised, patient- and observer-blinded evaluation of P6 acustimulation for the prevention of nausea and vomiting in the postoperative period in patients receiving routine pharmacological prophylaxis (P6NV-Trial)Location of pericardium 6 (P6). The illustration is used to train the staff. The grey dot indicates the position of P6 between the flexor carpi radialis and the palmaris longus tendonsBack to article page