# Effect of Standardized Lacrimal Sac Massage Compared With Probing for Congenital Lacrimal Duct Obstruction

> **NCT06924723** · NA · NOT_YET_RECRUITING · sponsor: **Zhongshan Ophthalmic Center, Sun Yat-sen University** · enrollment: 160 (estimated)

## Conditions studied

- Nasolacrimal Duct Obstruction

## Interventions

- **PROCEDURE:** tear duct probing
- **PROCEDURE:** Lacrimal sac massage

## Key facts

- **NCT ID:** NCT06924723
- **Lead sponsor:** Zhongshan Ophthalmic Center, Sun Yat-sen University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2025-05-01
- **Primary completion:** 2025-10-01
- **Final completion:** 2026-01-01
- **Target enrollment:** 160 (ESTIMATED)
- **Last updated:** 2025-04-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06924723

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06924723, "Effect of Standardized Lacrimal Sac Massage Compared With Probing for Congenital Lacrimal Duct Obstruction". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06924723. Licensed CC0.

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