Status:
COMPLETED
The Effect of Eyelid Margin Debridement on Contact Lens Discomfort
Lead Sponsor:
The University of New South Wales
Conditions:
Contact Lens Discomfort
Eligibility:
All Genders
18-45 years
Phase:
NA
Brief Summary
In this study, clinical variables related to eyelids that potentially have an effect on contact lens discomfort will be investigated such as eyelid signs and secretions, eyelid sensitivity, eyelid mic...
Detailed Description
Contact lens discomfort (CLD) is a substantial problem experienced frequently by contact lens wearers and it is the primary factor associated with permanent discontinuation of lens wear. Studies repor...
Eligibility Criteria
Inclusion
- Age of 18 years or above
- Understand their rights as a research subject
- Willing and able to sign a statement of informed consent
- Normal ocular status, defined as a minimum of 20/40 visual acuity in each eye; clear corneas without scarring, opacities, or vascularization, as determined by biomicroscopic examination
- Normal external examination
- Normal puncta without punctal plugs
- Ability to cooperate with the required procedures of diagnostic agent installation, eyelid eversion, and examination.
- Contact lens wearers who have worn lenses for at least 6 months, used contact lenses for 3 weeks before the evaluation visit and used these lenses at least four times a week. These contact lens wearers will be on daily wearing modality, where the subject is supposed to wear it for at least for 6 hours, only during the day and remove the lenses during sleep.
Exclusion
- Any ocular or systemic disease that might influence the tear film and especially subjects with a history of episodes of epilepsy.
- Subjects with eyelid inflammation of more than grade 2 will be excluded from the study as they need therapeutic intervention.
- All conjunctival abnormalities, including pingueculae greater than 1 mm in diameter, location closer than 2 mm to the limbus, or elevated more than 0.2 mm
- All forms of conjunctivitis, including allergic conjunctivitis
- Fluorescein corneal staining of grade 2 or more, after a single installation of non-preserved fluorescein solution followed by examination 1 minute after installation
- Current ocular infection or treatment of such infections with ocular or systemic medications
- Current use of any prescription or non-prescription ocular or systemic medications, including antihistamines
- Use of artificial tear preparations during the period 2 hours before the examination
- Use of any ocular ointment during the 3 days before the examination
- Any history of ocular surgery
Key Trial Info
Start Date :
November 1 2017
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
February 1 2018
Estimated Enrollment :
42 Patients enrolled
Trial Details
Trial ID
NCT03311204
Start Date
November 1 2017
End Date
February 1 2018
Last Update
March 20 2020
Active Locations (1)
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1
University of New South Wales
Kensington, New South Wales, Australia, 2152