# Pupillometry - Future of Objective Pain Reaction Measurement While Unconscious

> **NCT04000126** · NA · COMPLETED · sponsor: **University of Warmia and Mazury** · enrollment: 90 (actual)

## Conditions studied

- Pain

## Interventions

- **DEVICE:** Pupil reflex dilation measurement (PRD)
- **DEVICE:** PPI (Pupillary Pain Index)
- **DRUG:** lidocaine
- **DRUG:** Placebo
- **DEVICE:** Bispectral Index (BIS)
- **DEVICE:** HR
- **DEVICE:** BP

## Key facts

- **NCT ID:** NCT04000126
- **Lead sponsor:** University of Warmia and Mazury
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-02-25
- **Primary completion:** 2019-11-30
- **Final completion:** 2019-12-31
- **Target enrollment:** 90 (ACTUAL)
- **Last updated:** 2020-01-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04000126

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04000126, "Pupillometry - Future of Objective Pain Reaction Measurement While Unconscious". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04000126. Licensed CC0.

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