# Zona Pellucida Thinning Versus Drilling During Laser-assisted Hatching

> **NCT05311553** · NA · UNKNOWN · sponsor: **National Research Centre, Egypt** · enrollment: 200 (estimated)

## Conditions studied

- Infertility

## Interventions

- **PROCEDURE:** Zona pellucida thinning
- **PROCEDURE:** Zona pellucida drilling

## Key facts

- **NCT ID:** NCT05311553
- **Lead sponsor:** National Research Centre, Egypt
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-10-01
- **Primary completion:** 2022-12-30
- **Final completion:** 2022-12-30
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2022-10-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05311553

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05311553, "Zona Pellucida Thinning Versus Drilling During Laser-assisted Hatching". Retrieved via AI Analytics 2026-07-25 from https://api.ai-analytics.org/clinical/NCT05311553. Licensed CC0.

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