Status:
COMPLETED
Clinical Evaluation of Two Toric Contact Lenses in Current Non-toric Lens Users
Lead Sponsor:
Johnson & Johnson Vision Care, Inc.
Collaborating Sponsors:
Visioncare Research Ltd.
Conditions:
Astigmatism
Eligibility:
All Genders
16-60 years
Phase:
NA
Brief Summary
The purpose of this study is to evaluate the clinical performance, defined as successful fit, of two toric contact lenses (one daily disposable and the other daily wear reusable contact lens to correc...
Eligibility Criteria
Inclusion
- Subjects must satisfy the following conditions prior to inclusion in the study:
- One of the following:
- Spherical contact lens user (minimum of 2 months wear, four days a week, 8 hours a day)
- Contact Lens drop-out (no contact lens wear in the last 6 months but wearing glasses at least four days a week,8 hours a day)
- Neophyte (no habitual contact lens wear except for trial fits up to 1 week, but wearing glasses at least four days a week,8 hours a day For patients not currently wearing lenses, patient should have expressed a desire to try lenses.
- Between 16 and 60 years of age.
- Have signed an informed consent form (documented by the investigator in the Case Report Form \[CRF\]).
- Distance requirement in the range of +4.00D to -9.00D (i.e. -10.00D refractive)
- Refractive astigmatism between -0.75D and -3.00D in both eyes.
- Have best corrected VA of 6/9 (20/30) or better in each eye.
- Have normal eyes with no evidence of abnormality or disease. For the purpose of this study a normal eye is defined as one having:
- No amblyopia.
- No evidence of lid abnormality or infection.
- No conjunctival abnormality or infection.
- No clinically significant slit lamp findings (i.e. stromal haze, staining, scarring, vascularisation, infiltrates or abnormal opacities).
- No other active ocular disease.
- Presbyopes may be included (no monovision, no spectacles over contact lenses or bifocal glasses only)
Exclusion
- Any of the following will render a subject ineligible for inclusion:
- Requires concurrent ocular medication.
- Clinically significant (Grade 3 or 4) corneal stromal haze, corneal vascularisation, tarsal abnormalities, bulbar hyperaemia, limbal hyperaemia, or any other abnormality of the cornea that would contraindicate contact lens wear.
- Corneal staining Grade 3 in more than two regions.
- Extended wear in the last 3 months.
- Has had any anterior ocular surgery. Has had any other ocular surgery or injury within 8 weeks immediately prior to enrollment for this study.
- Abnormal lachrymal secretions.
- Pre-existing ocular irritation that would preclude contact lens fitting.
- Keratoconus or other corneal irregularity.
- Any systemic illness which would contraindicate lens wear or the medical treatment of which would affect vision or successful lens wear.
- Has diabetes.
- Infectious disease (e.g., hepatitis, tuberculosis) or an immunosuppressive disease (e.g., HIV).
- Pregnancy, lactating, or planning a pregnancy at the time of enrollment.
- Participation in any concurrent clinical trial or in last 60 days.
Key Trial Info
Start Date :
June 1 2010
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
October 1 2010
Estimated Enrollment :
200 Patients enrolled
Trial Details
Trial ID
NCT01180998
Start Date
June 1 2010
End Date
October 1 2010
Last Update
June 19 2018
Active Locations (18)
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1
Reading, Berkshire, United Kingdom
2
Marlow, Bucks, United Kingdom
3
Broadstone, Dorset, United Kingdom
4
Portchester, Hampshire, United Kingdom