Which is more reliable, BIS value or AEP value in the presence of artifacts during orthognathic surgery?

Which is more reliable, BIS value or AEP value in the presence of artifacts during orthognathic surgery? - Which is more reliable, BIS value or AEP value in the presence of artifacts during orthognathic surgery?

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021895

Enrollment

Registered

2016-04-13

Start date

2016-06-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Adult patients who are scheduled for orthognathic surgery

Interventions

Subjects undergo general anesthesia applying both BIS electrodes and AEP electrodes.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Adult patients who are scheduled for orthognathic surgery

Exclusion criteria

Exclusion criteria: ASA PS 3-4 Patients who have a disease of cardiovascular, autonomic nervous, or endocrine system Patients who have a disease associated with auditory nerve, or auditory neural pathway Patients with skin abnormality at ear or forehead Patients who presented positive reaction of Allen test

Design outcomes

Primary

Measure	Time frame
Comparison of the variability regions of BIS value and AEP value during the operation	—

Secondary

Measure	Time frame
Comparison of BIS value or AEP value with autonomic activity evaluated by heart rate variability Comparison of BIS value and AEP value with serum cortisol level	—

Countries

Japan

Contacts

Public ContactChizuko Yokoe

Kanagawa Dental University Department of Anesthesiology

yokoe@kdu.ac.jp046-822-8842

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026