Reliability of BIS Monitoring in Neurosurgical Patients

Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta

Status: Completed

Conditions: Sovra and Intra Tentorial Lesions

Treatments: Device: Bispectral Index (BIS Vista, Covidien)

Study type: Observational

Funder types: Other

Identifiers

NCT01483547

BISnch2011

Details and patient eligibility

About

The aim of the study is to assess the reliability of Bispectral Index (BIS Vista , Covidien) in neurosurgical patients . BIS values at Loss of Consciousness (LOC), Post Intubation (PI) and Return of Consciousness (ROC) in neurosurgical patients are compared to those of non-neurosurgical patients, during routine anesthesia procedures.

Enrollment: 405 patients

Sex: All

Ages: 18 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• BIS > 90 at baseline (awake)
• ASA I or II

Exclusion criteria

• GSC < 15
• anticipated difficult ventilation and/or intubation
• BMI > 30
• surgical site that does not allow BIS monitoring
• bilateral hearing loss
• not speaking Italian Language

Trial design

405 participants in 2 patient groups

Neurosurgical

Treatment:

Device: Bispectral Index (BIS Vista, Covidien)

Non-neurosurgical

Treatment:

Device: Bispectral Index (BIS Vista, Covidien)