One-month Clinical Evaluation of Oté Sensation Multi-Purpose Solution Care System
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Locations
-
-
Berkshire
-
Reading, Berkshire, United Kingdom, RG1 1EX
- Eyesite
-
-
Bournemouth
-
Poole, Bournemouth, United Kingdom, BH15 1AU
- Leightons and Tempany
-
-
Bristol
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Chew Magna, Bristol, United Kingdom, BS40 8PR
- Brock and Houlford
-
-
Middlesex
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Uxbridge, Middlesex, United Kingdom, UB8 1JX
- Harrold Opticians
-
-
Pinner
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Eastcote, Pinner, United Kingdom, HA5 1RJ
- First Contact
-
-
Surrey
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Farnham, Surrey, United Kingdom, GU9 7EN
- Visioncare Research Ltd
-
-
-
-
Florida
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Sarasota, Florida, United States, 34232
- Golden Vision
-
-
Kansas
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Pittsburg, Kansas, United States, 66762
- Kannarr Eye Care
-
-
New York
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Vestal, New York, United States, 13850
- Sacco Eye Group
-
-
Tennessee
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Memphis, Tennessee, United States, 38111
- Optometry Group Pllc
-
-
Texas
-
Tyler, Texas, United States, 75703
- Frazier Vision, Inc.
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Be a currently adapted soft contact lens wearer (>1 month of lens wear).
- Be at least 18 years of age.
- Refractive astigmatism <0.75 D in both eyes.
- Have clear corneas and be free of any anterior segment disorders.
- Be correctable through spherocylindrical refraction to 6/12 (20/40) (0.30 LogMAR) or better in each eye.
- Contact lens sphere requirement between +4.00 Dioptre and -8.00 D (inclusive).
- Require visual correction in both eyes (monovision allowed, no monofit).
Have normal eyes with no evidence of abnormality or disease. For the purposes of this study a normal eye is defined as one having:
- No amblyopia
- No strabismus
- No evidence of lid abnormality or infection
- No conjunctival abnormality or infection that would contraindicate contact lens wear
- No clinically significant slit lamp findings (i.e. corneal staining, stromal edema, staining, scarring, vascularization, infiltrates or abnormal opacities)
- No other active ocular disease.
Exclusion Criteria:
- Require toric or multifocal contact lenses.
- Previously shown a sensitivity to any of the study solution components.
- Any systemic or ocular disease or allergies affecting ocular health.
- Using systemic or topical medications that will in the investigator's opinion affect ocular physiology or lens performance.
- Clinically significant (>Grade 3) corneal staining, corneal stromal edema, corneal vascularization, tarsal abnormalities, bulbar hyperemia, limbal hyperemia, or any other abnormality of the cornea that would contraindicate contact lens wear.
- Any corneal infiltrates or any corneal scarring or neovascularization within the central 5mm of the cornea.
- Keratoconus or other corneal irregularity.
- Aphakia or amblyopia.
- Have undergone corneal refractive surgery or any anterior segment surgery.
- Abnormal lacrimal secretions.
- Has diabetes.
- Known/reported infectious disease (e.g., hepatitis, tuberculosis) or an immunosuppressive disease (e.g., HIV).
- History of chronic eye disease (e.g. glaucoma).
- Pregnant or lactating or planning a pregnancy at the time of enrolment.
- Participation in any concurrent clinical trial or in last 30 days.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Other
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Double
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Active Comparator: Test solution
A Multi-purpose soft contact lens care solution containing polyaminopropyl biguanide, polyquaternium-2.
|
A Multi-purpose soft contact lens care solution containing polyaminopropyl biguanide, polyquaternium-2.
|
|
Active Comparator: Control solution
A Multi-purpose soft contact lens care solution containing polyaminopropyl biguanide, polyquaternium-1.
|
A Multi-purpose soft contact lens care solution containing polyaminopropyl biguanide, polyquaternium-1.
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Comfort
Time Frame: Up to 4 weeks
|
Subjective comfort(during the day).
Subject grading comfort of lenses 0-10 (Higher scores indicates the subjects greater comfort with the lenses.)
|
Up to 4 weeks
|
|
Visual Acuity (VA)
Time Frame: Visual Acuity was assessed for all participants after 2 weeks from day of dispensing lens solution and then again at the final evaluation at the 1 month visit.
|
Monocular and binocular high contrast Visual Acuity (VA) was measured at each visit and evaluated using a LogMAR VA Chart where the size of the letters become increasingly smaller from the top of the chart to the bottom of the chart.
On this scale, the minimum VA (Worst achievable) is +1.00 LogMAR and the maximum value (Best achievable) is -0.30
LogMAR.
Each line of the chart (a total of five letters per line) is equivalent to -0.10 LogMAR and each letter read is equivalent to -0.02.
The lower the score/measurement , indicate a better VA obtained.
Participants were positioned at a distance of three meters from the eye chart and asked to start reading letters from the top line and to continuing reading letters until they are unable to correctly identify three letters on any given line.
The Visual Acuity was recorded to the nearest letter.
|
Visual Acuity was assessed for all participants after 2 weeks from day of dispensing lens solution and then again at the final evaluation at the 1 month visit.
|
|
Lens Surface Wetting
Time Frame: Up to 4 weeks
|
Lens surface wettability rated on the appearance of the lens surface and the drying time viewed with a slit lamp under low magnification.
0-4 scale (4 = Excellent)
|
Up to 4 weeks
|
|
Film Deposits
Time Frame: Up to 4 weeks
|
Any film deposits (protein/lipid) attached to the front surface of the lens.
Scan the entire lens surface (10- 20X) for the presence of deposits.
0-4 (4= Heavy film)
|
Up to 4 weeks
|
|
Corneal Staining
Time Frame: Up to 4 weeks
|
Assessed using a slit lamp by sector with fluorescein, blue light, yellow filter and full beam using a medium magnification.
Cornea staining will be assessed by sector (Central, Nasal, Temporal, Inferior, Superior) using a 0-4 scale where 0-4 is the total corneal staining score and higher staining score indicates a worse outcome.
|
Up to 4 weeks
|
|
Limbal Hyperemia
Time Frame: Up to 4 weeks
|
Assessed using slit lamp with white light, low-medium magnification.
0-4 ( 4= Severe)
|
Up to 4 weeks
|
|
Bulbar Hyperemia
Time Frame: Up to 4 weeks
|
Assessed using slit lamp with white light, low-medium magnification 0-4 ( 4= Severe)
|
Up to 4 weeks
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Investigators
Investigators
- Principal Investigator: Frances L Nicklin, Bsc, MCOptom, Visioncare Research Ltd.
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- OTES-3301
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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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