Investition of the incidence and prevalence of asymmetry of bispectral index and EEG-parameters with automatic continuous monitoring during total intravenous anesthesia

Investition of the incidence and prevalence of asymmetry of bispectral index and EEG-parameters with automatic continuous monitoring during total intravenous anesthesia - ABis

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00011449

Enrollment

Registered

2017-01-31

Start date

2017-02-01

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

No special disease or health issue study, just the deapness of anesthesia of patients who receive a total intravenous anesthesia during an otorhinolaryngology operation

Interventions

Group 1: We intend to monitor the bispectral(BIS) index continuously in both cerebral hemispheres in order to analyze side-dependent asymmetry of BIS index and EEG-parameters during total intravenous

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients who receive a total intravenous anesthesia during an otorhinolaryngology operation

Exclusion criteria

Exclusion criteria: Neurological and/or psychiatric diseases, drug/alcoholic abuse or medication addiction, agreement denied, age under 18 years, propofol allergy, no knowledge of the German language, being left-handed.

Design outcomes

Primary

Measure	Time frame
significant asymmetric BIS-Scores muster	—

Secondary

Measure	Time frame
dominant hemisphere indicates relevant BIS-Scores	—

Countries

Germany

Contacts

Public ContactAxel Fudickar

UKSH Campus KielAnästhesie und operative Intensivmedizin

axel.fudickar@uksh.de043150020773

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026