- Shortening the discharging time after total hip replacement under combined spinal/epidural anesthesia by actively warming the patient during surgery. Casati, A., Fanelli, G., Ricci, A., Musto, P., Cedrati, V., Altimari, G., Baroncini, S., Pattono, R., Montanini, S., Torri, G. Minerva anestesiologica. (1999)