View clinical trials related to Pupil.
Filter by:This study evaluates the validity of pupil diameter as an indicator of pain during surgery under general anesthesia.
The relationship between the target effect site concentration of remifentanil and the pupil diameter and reactivity in response to a standard noxious stimulus in cardiac surgery during extra corporeal circulation will be evaluated.
This study will examine the effects of different colors of light on pupil function and alertness.