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Differences between single and double eyelid anatomy using ultrasound biomicroscopy

Differences between single and double eyelid anatomy using ultrasound biomicroscopy

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20140509001
Enrollment
Unknown
Registered
2014-05-09
Start date
2014-06-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Single eyelid Single eyelid Ultrasound biomicroscope UBM orbicularis oculi thickness

Interventions

Upper eyelids of single eyelid Asian volunteers&#44
age between 20&#45
29 years old&#44
with neither eyelid problem nor previous eyelid surgery ,Upper eyelids of double eyelid Asian volunteers&#44
with neither eyelid problem nor previous eyelid surgery
Basic Science,Basic Science
Asian single eyelid,Asian double eyelid

Sponsors

Berli Jucker Company Limited (BJC)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: Upper eyelids of Asian volunteers, age between 20-29 years old, with neither eyelid problem nor previous eyelid surgery

Exclusion criteria

Exclusion criteria: Not Asian ancestor Underwent previous eyelid surgery Underwent ocular surgery within 1 week prior to examination Currently has ocular or peri ocular infection Suspected of ocular injury ocular rupture

Design outcomes

Primary

MeasureTime frame
The differences in all parameter measurement between single and double eyelid Cross-sectional Ultrasound biomicroscope—

Secondary

MeasureTime frame
N/A N/A N/A—

Countries

Thailand

Contacts

Public ContactPreamjit Saonanon

Faculty of Medicine, Chulalongkorn University

drpreamjit@gmail.com022564142

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026