Optimal effect-site concentration of remifentanil when combined with dexmedetomidine in patients undergoing cystoscopy

摘要

BackgroundCystoscopic procedure is a very common practice in the field of urology due to its ability to survey the bladder for a variety of indications. However, patients who undergo cystoscopy feel intense pain and discomfort. This study investigated the half maximal effective concentration (EC50) of remifentanil in preventing cystoscope insertion pain under sedation using dexmedetomidine.