Correlation of blood pressure and the ratio of S1 to S2 as measured by esophageal stethoscope and wireless bluetooth transmission.

Unlabelled: Objective : Esophageal stethoscope has the advantage of being non-invasive, easily placed and capability to monitor the heart sound. This study was designed to determine whether the ratio of S1 to S2 analyzed by esophageal stethoscope and wireless bluetooth transmission can be accurate indicator that express the correlation with blood pressure.

Methods: Total 33 adult male and female without cardiac disorder and with normal heart rhythm were selected randomly as the subjects of this Study.

The effects of midazolam administered postoperatively on emergence agitation in pediatric strabismus surgery.

Background: The present study tested the effect of midazolam administration after sevoflurane anesthesia against emergence agitation in children in the recovery phase.

Methods: A total of 60 children presenting for ophthalmic surgery under sevoflurane anesthesia were randomly placed in four groups from Group I to Group IV. Before the end of the surgery, we injected normal saline 2 ml in Group I and Group IV.