- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT01882465
Corneal Staining Associated With Daily Disposable Beauty Contact Lenses
June 18, 2018 updated by: Johnson & Johnson Vision Care, Inc.
Limbal ring contact lenses enhance the look of the eye by adding pigmentation in a ring pattern to the contact lens.
The purpose of this investigation is to determine if corneal staining increase is dependent upon the lens pigment location.
Study Overview
Status
Terminated
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
35
Phase
- Not Applicable
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Kowloon
-
Hong Hom, Kowloon, Hong Kong
- Hong Kong Polytechnic University
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
18 years to 35 years (ADULT)
Accepts Healthy Volunteers
Yes
Genders Eligible for Study
All
Description
Inclusion Criteria:
- The subject must read, understand, and sign the STATEMENT OF INFORMED CONSENT and receive a fully executed copy of the form.
- Fluency in English and ability to read and understand written English.
- The subject must be able and willing to adhere to the instructions set forth in this clinical protocol.
- The subject must be between 18 and 35 years of age.
- The subject must be an adapted (minimum of 4 week history of daily wear prior to the baseline study visit) soft contact lens wearer in both eyes.
- The subject must be East or Southeast Asia descent, e.g. ethnic Chinese, Japanese, Korean, Malay, Vietnamese, Indonesian, Filipino, etc. by self-report.
- The subject must come in with a current (no more than 12 month old) spectacle or contact lens prescription as indicated. (NB: Emmetropic subjects who wear contact lenses for enhancement purposes only will also require a current contact lens prescription).
- The subject's vertex corrected spherical equivalent distance refraction must be in the range of PLANO to -6.00 Diopter (D) in each eye.
- The subject must have best corrected visual acuity on +0.24 logMAR (equivalent to 20/30 (-2)) or better in each eye.
- The subject must own a wearable pair of spectacles (as indicated by current prescription) and wear them to all visits including the screening visit as required for vision correction. They must be willing to wear their spectacles during the 24 hour washout period leading up to each treatment visit (NB: Emmetropic subjects who do not own spectacles must agree to no lens wear on all visit days including the screening visit).
- The subject must have normal eye (i.e., no ocular medications or infections of any type).
Exclusion Criteria:
- Are currently pregnant or lactating, determined by self-report (subjects who become pregnant during the study will be discontinued).
- Have any ocular or systemic allergies or diseases that may interfere with contact lens wear.
- Have any systemic disease, autoimmune disease, or use of medication, which may interfere with contact lens wear. This may include, but may not be limited to diabetes, hyperthyroidism, recurrent herpes simplex/zoster, Sjogren's syndromes, xerophthalmia, acne rosacea, Stevens-Johnson syndromes.
- Use any topical medication such as eye drops or ointment.
- Have entropion, ectropion, extrusions, chalazia, recurrent styes, glaucoma, history of recurrent corneal erosions, or aphakia.
- Had any previous, or have planned, ocular or intraocular surgery (e.g., cataract surgery, radial keratotomy, photorefractive keratectomy (PRK), laser-assisted in situ keratomileusis (LASIK).
- Have any grade 3.0 or greater slit lamp findings (e.g., edema, corneal neovascularization, corneal staining, tarsal abnormalities, conjunctival injection) on the Efron classification scale or any other ocular abnormality that may contraindicate contact lens wear.
- Have any known hypersensitivity or allergic reaction to contact lenses (as assessed by ocular history).
- Have any ocular infection.
- Have any corneal distortion resulting from previous hard or rigid gas permeable contact lens wear.
- Have participated in any contact lens or lens care product clinical trial within 14 days prior to study enrollment.
- Have any infectious disease (e.g., hepatitis, tuberculosis) or a contagious immunosuppressive disease (e.g. HIV), by self-report.
- Currently wear their contact lenes on an extended wear basis.
- Is an employee of the investigational clinic (e.g., Investigator, Coordinator, Technician).
- Currently wears toric or multifocal contact lenses. If the subject wears soft contact lenses for monovision, they must be willing to wear distance only correction in both eyes for the study.
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: BASIC_SCIENCE
- Allocation: RANDOMIZED
- Interventional Model: CROSSOVER
- Masking: SINGLE
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
OTHER: etafilcon A/2-HEMA, EGDMA/hefilcon A
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the etafilcon A lens first, the 2-HEMA, EGDMA Non-ionic material lens second and the hefilcon A lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
|
OTHER: etafilcon A/hefilcon A/2-HEMA, EGDMA Non-ionic
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the etafilcon A lens first, the hefilcon A lens second and the 2-HEMA, EGDMA Non-ionic material lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
|
OTHER: 2-HEMA, EGDMA Non-ionic/etafilcon A/hefilcon A
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the 2-HEMA, EGDMA Non-ionic material lens first, the etafilcon A lens second and the hefilcon A lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
|
OTHER: 2-HEMA, EGDMA Non-ionic/hefilcon A/etafilcon A
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the 2-HEMA, EGDMA Non-ionic material lens first, the hefilcon A lens second and the etafilcon A lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
|
OTHER: hefilcon A/2-HEMA, EGDMA Non-ionic/etafilcon A
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the hefilcon A lens first, the 2-HEMA, EGDMA Non-ionic material lens second and the etafilcon A lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
|
OTHER: hefilcon A/etafilcon A /2-HEMA, EGDMA Non-ionic
Subjects were randomized to one of six unique sequences.
Subjects randomized to this sequence will wear the hefilcon A lens first, the etafilcon A lens second and the 2-HEMA, EGDMA Non-ionic material lens third.
The lenses are to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
|
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
Lenses to be worn in a daily wear modality, and disposed of at the end of each follow-up visit.
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Corneal Staining
Time Frame: 20 minutes and 7 hours post lens fitting
|
Corneal staining was evaluated in 5 corneal regions (Central, Inferior, Nasal, Temporal and Superior) using Sodium Fluorescein strips.
The corneal Staining was graded using the scale Grade 0: No Staining, Grade 1: Trace(Minimal superficial staining or stippling), Grade 2: Mild (Regional or diffuse punctate staining), Grade 3:Moderate(Significant dense coalesced staining, corneal abrasion or foreign body tracks.),
Grade 4 Severe(Severe abrasions greater than 2 mm in diameter, ulcerations, epithelial loss, or full thickness abrasion.).
The total was calculated by using the sum across all regions by time point.
The range for the total grade for each time point would be 0-20.
The total average grade for each lens and time point was evaluated as an average change from baseline level of corneal staining.
|
20 minutes and 7 hours post lens fitting
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
August 1, 2013
Primary Completion (ACTUAL)
August 1, 2013
Study Completion (ACTUAL)
August 1, 2013
Study Registration Dates
First Submitted
June 7, 2013
First Submitted That Met QC Criteria
June 17, 2013
First Posted (ESTIMATE)
June 20, 2013
Study Record Updates
Last Update Posted (ACTUAL)
June 19, 2018
Last Update Submitted That Met QC Criteria
June 18, 2018
Last Verified
November 1, 2016
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- CR-5360
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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