# The Effect of Er,Cr:YSGG Laser-assisted Topical Anesthetic on Oral Mucosal Anesthesia

> **NCT07169032** · EARLY_PHASE1 · COMPLETED · sponsor: **Li Zhen Zhong** · enrollment: 20 (actual)

## Conditions studied

- Anesthesia

## Interventions

- **DEVICE:** Er,Cr:YSGG laser irradiation
- **DRUG:** Sham Laser irradiation
- **DRUG:** Lidocaine
- **DRUG:** Vaseline

## Key facts

- **NCT ID:** NCT07169032
- **Lead sponsor:** Li Zhen Zhong
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-01-01
- **Primary completion:** 2024-02-20
- **Final completion:** 2024-02-21
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2025-12-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07169032

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07169032, "The Effect of Er,Cr:YSGG Laser-assisted Topical Anesthetic on Oral Mucosal Anesthesia". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT07169032. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*