4Nilsson L,Johansson A,Kalman S.Respiration can be monitored by photoplethysmography with high sensitivity and specificity regardless of anaesthesia and ventilatory mode[J].Acta Anaesthesiol Scand,2005,49(8):1157-1162.
5Molina P E.Neurobiology of the stress response:contribution of the sympathetic nervous system to the neuroimmune axis in traumatic injury[J].Shock,2005,24(1):3-10.
6Goldman J M,Petterson M T,Kopotic RJ,et al.Masimo signal extraction pulse oximetry[J].J Clin Monit Comput,2000,16(7):475-483.
7Klodell C T,Lobato E B,Willert J L,et al.Oximetry-derived perfusion index for intraoperative identification of successful thoracic sympathectomy[J].Ann Thorac Surg,2005,80(2):467-470.
8Takahashi S,Kakiuchi S,Nanba Y,et al.The perfusion index derived from a pulse oximeter for predicting low superior vena cava flow in very low birth weight infants[J].J Perinatol,2010,30(4):265-269.
9Mowafi H A,Ismail S A,Shafi M A,et al.The efficacy of perfusion index as an indicator for intravascular injection of epinephrine-containing epidural test dose in propofol-anesthetized adults[J].Anesth Analg,2009,108(2):549-553.
10Cannesson M,Attof Y,Rosamel P,et al.Respiratory variations in pulse oximetry plethysmographic waveform amplitude to predict fluid responsiveness in the operating room[J].Anesthesiology,2007,106(6):1105-1111.
