About this trial
It is important to decrease the remifentanil dose for general anesthesia maintenance when using remimazolam. We will evaluate the effect of binaural sound on general anesthesia maintenance with remimazolam infusion.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients scheduled for general anesthesia
Patients aged 20-60
Patients with American Society of Anesthesiologist physical status classification 1-2
Patients with ideal body weight 50-80 kg
Disqualifiers
Patients with hearing disability
Patients using opioids or sedatives in 1 week
Patients who are dependent for alcoholics or drugs
Patients with hypersensitivities to remimazolam or remifentanil
Trial design
Parallel
Treatments tested in this trial
Binaural sound
Procedure/SurgeryBinaural sound: Binaural sound will be applied.
Treatment groups
Trial outcomes
Primary outcomes
Intraoperative remifentanil dose
Intraoperative remifentanil dose will be measured at anesthesia day 0.
Secondary outcomes
Intraoperative remimazolam dose
Intraoperative remimazolam dose will be measured at anesthesia day 0.
Pain score (0:no pain, 10:maximal pain)
Pain score (0:no pain, 10:maximal pain) will be measured at anesthesia day 0 and 1.
Electroencephalography
The relative power of alpha, beta, delta, gamma, and theta band in electroencephalography will be measured at anesthesia day 0.
Sponsors and contacts
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