A comparison of the SNAP II™ and BIS XP™ indices during sevoflurane and nitrous oxide anaesthesia at 1 and 1.5 MAC and at awakening

British Journal of Anaesthesia

Volumn 97, Issue 2, 2006, Pages 181-186

  Wong, C A ^a   Fragen, R J ^a   Fitzgerald, P ^a   McCarthy, R J ^a,b  

^a NORTHWESTERN UNIVERSITY   (United States)

^b UNIVERSITY OF CHICAGO MEDICAL CENTER   (United States)

Author keywords

Monitoring, bispectral index; Monitoring, electroencephalography; Monitoring, intraoperative; Monitoring, SNAP II index

Indexed keywords

ADRENALIN; BUPIVACAINE; MIDAZOLAM; NITROUS OXIDE PLUS OXYGEN; SEVOFLURANE; ETHER DERIVATIVE; INHALATION ANESTHETIC AGENT; NITROUS OXIDE;

ADULT; ANESTHESIA LEVEL; ANESTHETIC RECOVERY; AROUSAL; ARTICLE; AWARENESS; BISPECTRAL INDEX; CLINICAL ARTICLE; CLINICAL TRIAL; CONSCIOUSNESS; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; ELECTROENCEPHALOGRAPHY; FEMALE; GENERAL ANESTHESIA; HUMAN; INTERMETHOD COMPARISON; MALE; MINIMUM LUNG ALVEOLUS CONCENTRATION; MONITOR; ORTHOPEDIC SURGERY; PATIENT MONITORING; PREDICTION; PRIORITY JOURNAL; RANDOMIZED CONTROLLED TRIAL; SENSITIVITY ANALYSIS; SHOULDER; ADOLESCENT; COMPARATIVE STUDY; INTRAOPERATIVE PERIOD; METHODOLOGY; MIDDLE AGED; MONITORING; REGIONAL ANESTHESIA;

ADOLESCENT; ADULT; ANESTHESIA, CONDUCTION; ANESTHESIA, GENERAL; ANESTHETICS, INHALATION; ELECTROENCEPHALOGRAPHY; FEMALE; HUMANS; INTRAOPERATIVE PERIOD; MALE; METHYL ETHERS; MIDDLE AGED; MONITORING, PHYSIOLOGIC; NITROUS OXIDE; ORTHOPEDIC PROCEDURES; SHOULDER;

EID: 33747377207     PISSN: 00070912     EISSN: 14716771     Source Type: Journal    
DOI: 10.1093/bja/ael131     Document Type: Article

References (20)

1. Monk TG, Saini V, Weldon BC, Sigl JC. Anesthetic management and one-year mortality after noncardiac surgery. Anesth Analg 2005; 100: 4-10
2. Dressler O, Schneider G, Stockmanns G, Kochs EF. Awareness and the EEG power spectrum: Analysis of frequencies. Br J Anaesth 2004; 93: 806-9
3. Vanhatalo S, Voipio J, Kaila K. Full-band EEG (fbEEG): A new standard for clinical electroencephalography. Clin EEG Neurosci 2005; 36: 311-17
4. Wong CA, Fragen RJ, Fitzgerald PC, McCarthy RJ. The association between propofol-induced loss of consciousness and the SNAP index. Anesth Analg 2005; 100: 141-8
5. Schmidt GN, Bischoff P, Standl T, et al. SNAP index and Bispectral index during different states of propofol/remifentanil anaesthesia. Anaesthesia 2005; 60: 228-34
6. Ruiz-Gimeno P, Soro M, Perez-Solaz A, et al. Comparison of the EEG-based SNAP™ index and the Bispectral (BIS™) index during sevoflurane-nitrous oxide anaesthesia. J Clin Monit Comput 2005; 19: 383-9
7. Stanski DR, Shafer SL. Measuring depth of anesthesia. In: Miller RD, ed. Miller's Anesthesia, 6th Edn. Philadelphia: Elsevier, 2005; 1227-64
8. John ER, Prichep LS. The anesthetic cascade: A theory of how anesthesia suppresses consciousness. Anesthesiology 2005; 102: 447-71
9. Nakayama M, Iwasaki S, Ichinose H, et al. Effect of nitrous oxide on the bispectral index during sevoflurane anesthesia. Masui 2002; 51: 973-6
10. Schwab HS, Seeberger MD, Eger El II, Kindler CH, Filipovic M. Sevoflurane decreases bispectral index values more than does halothane at equal MAC multiples. Anesth Analg 2004; 99: 1723-7
11. Edwards JJ, Soto RG, Bedford RF. Bispectral Index values are higher during halothane vs. sevoflurane anesthesia in children, but not in infants. Acta Anaesthesiol Scand 2005; 49: 1084-7
12. Morley AP, Derrick J, Seed PT, et al. Isoflurane dosage for equivalent intraoperative electroencephalographic suppression in patients with and without epidural blockade. Anesth Analg 2002; 95: 1412-18, table of contents
13. Bruhn J, Bouillon TW, Shafer SL. Bispectral index (BIS) and burst suppression: Revealing a part of the BIS algorithm. J Clin Monit Comput 2000; 16: 593-6
14. Puri GD. Paradoxical changes in bispectral index during nitrous oxide administration. Br J Anaesth 2001; 86: 141-2
15. Barr G, Jakobsson JG, Owall A, Anderson RE. Nitrous oxide does not alter bispectral index: Study with nitrous oxide as sole agent and as an adjunct to i.v. anaesthesia. Br J Anaesth 1999; 82: 827-30
16. Goto T, Ishiguro Y, Nakata Y, Morita S. The bispectral index predicts responsiveness to verbal commands in patients emerging from nitrous oxide anesthesia supplemented with a subhypnotic concentration of isoflurane. J Anesth 2005; 19: 102-5
17. Coste C, Guignard B, Menigaux C, Chauvin M. Nitrous oxide prevents movement during orotracheal intubation without affecting BIS value. Anesth Analg 2000; 91: 130-5
18. Schneider G, Ningler M, Stockmanns G, Nebl C, Kochs E. EEG parameters separate awareness from unconsciousness at loss and return of consciousness [abstract]. Anesthesiology 2004; 101: A332
19. Flaishon R, Windsor A, Sigl J, Sebel PS. Recovery of consciousness after thiopental or propofol. Bispectral index and isolated forearm technique. Anesthesiology 1997; 86: 613-19
20. Schneider G, Gelb AW, Schmeller B, Tschakert R, Kochs E. Detection of awareness in surgical patients with EEG-based indices - bispectral index and patient state index. Br J Anaesth 2003; 91: 329-35