Chronological analysis of tear dynamics on blinking using quantitative manometry in healthy humans and patients with epiphora

Chronological analysis of tear dynamics on blinking using quantitative manometry in healthy humans and patients with epiphora - Chronological analysis of tear dynamics on blinking using quantitative manometry

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000041900

Enrollment

Registered

2020-09-26

Start date

2019-11-29

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

lacrimal duct obstruction, epiphora

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Normal volunteer, lacrimal canaliculus obstruction, nasolacrimal duct obstruction, functional epiphora.

Exclusion criteria

Exclusion criteria: Patients with a history of trauma and surgery on the ocular appendage

Design outcomes

Primary

Measure	Time frame
The eyelid pressure and the inner pressure of lacrimal duct.	—

Secondary

Measure	Time frame
Presence or absence of lacrimal duct obstruction, age	—

Countries

Japan

Contacts

Public ContactMasashi Mimura

Osaka Medical College Department of Ophthalmology

opt119@osaka-med.ac.jp0726831221

Outcome results