- ICH GCP
- Amerikanska kliniska prövningsregistret
- Klinisk prövning NCT01391364
A Study to Evaluate a Modified Contact Lens
9 september 2020 uppdaterad av: Bausch & Lomb Incorporated
A Study to Evaluate the Product Performance of a Modified Contact Lens
This study is being conducted to evaluate the product performance of SofLens daily disposable contact lenses packaged in an investigational Test solution versus SofLens daily disposable contact lenses packaged in the currently marketed solution (Control), as it relates to comfort when worn by adapted soft contact lens wearers on a daily-wear basis.
Studieöversikt
Status
Avslutad
Betingelser
Intervention / Behandling
Studietyp
Interventionell
Inskrivning (Faktisk)
438
Fas
- Inte tillämpbar
Kontakter och platser
Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.
Studieorter
-
-
New York
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Rochester, New York, Förenta staterna, 14609
- Bausch & Lomb, Inc.
-
-
Deltagandekriterier
Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.
Urvalskriterier
Åldrar som är berättigade till studier
18 år till 40 år (Vuxen)
Tar emot friska volontärer
Nej
Kön som är behöriga för studier
Allt
Beskrivning
Inclusion Criteria:
- Subjects must be free of any anterior segment disorders.
- Subjects must be adapted lens wearers and wear a lens in each eye and each lens must be of the same manufacture and brand.
- Subjects must be myopic and require contact lens correction from -0.50 D to -6.00 D in each eye.
- Subjects must be habitual wearers of daily disposable or planned replacement (at least every 3 months) soft contact lenses.
- Subjects must live/work in an urban environment at least 6 hours per day and for at least 4 days per week throughout the duration of the study.
- Subjects must be willing and able to wear the study lenses on a daily wear basis while in an urban environment.
- Subjects living/working in the urban environment must feel challenged by harsh, drying outdoor conditions (ie dust, pollution, smog).
- Subjects must feel that being in an urban environment has a negative effect on their lens wearing experience.
- Subjects must have access to an internet connection and be able to send and receive email.
Exclusion Criteria:
- Subjects who have worn gas permeable (GP) contact lenses within the last 30 days or who have worn polymethylmethacrylate (PMMA) lenses within the last three months.
- Subjects with any systemic disease currently affecting ocular health or which in the Investigator's opinion may have an effect on ocular health during the course of the study.
- Subjects using any systemic or topical medications that will, in the Investigator's opinion, affect ocular physiology or lens performance.
- Subjects with an active ocular disease or who are using any ocular medication.
- Subjects with any grade 2 or greater finding during the slit lamp examination
- Subjects with any "Present" finding during the slit lamp examination that, in the Investigator's judgment, interferes with contact lens wear.
- Subjects with any scar or neovascularization within the central 4 mm of the cornea. Subjects with minor peripheral corneal scarring (that does not extend into the central area), that in the Investigator's judgment, does not interfere with contact lens wear, are eligible for this study.
- Subjects who are allergic to any component in the study care products.
Studieplan
Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: Randomiserad
- Interventionsmodell: Parallellt uppdrag
- Maskning: Dubbel
Vapen och interventioner
Deltagargrupp / Arm |
Intervention / Behandling |
---|---|
Experimentell: SofLens in investigational solution
Bausch + Lomb SofLens daily disposable contact lens packaged in an investigational storage solution.
|
SofLens in investigational solution, worn on a daily disposable basis for 7 days.
|
Aktiv komparator: SofLens in currently marketed solution
SofLens daily disposable contact lens packaged in currently marketed storage solution.
|
SofLens packaged in currently marketed solution, worn on a daily disposable basis for 7 days.
|
Vad mäter studien?
Primära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
---|---|---|
Synskärpa
Tidsram: Efter 2 veckor uppföljning
|
Synskärpan bedömdes genom avståndslogaritm med hög kontrast för den minsta upplösningsvinkeln (logMAR).
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Efter 2 veckor uppföljning
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Percentage of Eyes With > Grade 2 Slit Lamp Findings
Tidsram: At 2 weeks follow up
|
Graded slit lamp findings for each eye, including epithelial edema, epithelial microcysts, corneal staining, limbal and bulbar injections, upper lid tarsal conjunctival abnormalities, corneal neovascularization, and corneal infiltrates were graded for severity on a scale from 0 (No Finding) to 4 (Severe Finding).
The outcome measure is any finding > grade 2, across abnormalities.
|
At 2 weeks follow up
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Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
---|---|---|
Symptoms and Complaints
Tidsram: At 2 weeks follow up
|
Symptoms and complaints were assessed on a scale from 0 to 100, with 0 denoting the most unfavorable symptoms/complaints.
Symptoms/complaints were collected by eye from each participant and based on the participant's experience with the study lenses.
Symptoms/complaints parameters included the following: Burning/stinging upon insertion, Comfort upon insertion, Overall comfort, Comfort at end of day, Ease of handling/insertion, Ease of handling/removal, Dryness, Itchiness, Redness, Vision upon insertion, Vision, Vision in low light, Lens cleanness upon insertion, Lens cleanness upon removal, and Overall impression.
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At 2 weeks follow up
|
Samarbetspartners och utredare
Det är här du hittar personer och organisationer som är involverade i denna studie.
Sponsor
Studieavstämningsdatum
Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.
Studera stora datum
Studiestart
1 april 2011
Primärt slutförande (Faktisk)
1 juni 2011
Avslutad studie (Faktisk)
1 juli 2011
Studieregistreringsdatum
Först inskickad
16 juni 2011
Först inskickad som uppfyllde QC-kriterierna
8 juli 2011
Första postat (Uppskatta)
12 juli 2011
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
30 september 2020
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
9 september 2020
Senast verifierad
1 september 2020
Mer information
Termer relaterade till denna studie
Nyckelord
Ytterligare relevanta MeSH-villkor
Andra studie-ID-nummer
- 691
Denna information hämtades direkt från webbplatsen clinicaltrials.gov utan några ändringar. Om du har några önskemål om att ändra, ta bort eller uppdatera dina studieuppgifter, vänligen kontakta register@clinicaltrials.gov. Så snart en ändring har implementerats på clinicaltrials.gov, kommer denna att uppdateras automatiskt även på vår webbplats .
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