Study of tear clearance for epiphora

Study of tear clearance for epiphora - Tear clearance for epiphora

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000040709

Enrollment

200

Registered

2020-06-10

Start date

2018-07-01

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

epiphora and lacrimation

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with lacrimation or epiphora Patients with anatomical or functional obstruction

Exclusion criteria

Exclusion criteria: a) Patients who do not agree with this survey b) Patients who are judged to be unsuitable for participation in this study by the investigator c) Patients who are allergic to the drugs used in this survey

Design outcomes

Primary

Measure	Time frame
1, Efficacy of lacrimal duct intubation and dacryocystorhinostomy to the tear dynamics 2, Evaluation of tear dynamics for anatomical and functional obstruction	—

Secondary

Measure	Time frame
1, Availability of tear clearance examination for the treatment of epiphora	—

Countries

Japan

Contacts

Public ContactTomoyuki Kamao

Ehime University Ophthalmology

t-kamao@m.ehime-u.ac.jp+81-89-960-5361

Outcome results