APIOC for Presbyopia and APIOC for Presbyopia With Astigmatism
- Conditions
- AstigmatismMyopiaHyperopiaPresbyopia
- Interventions
- Device: APIOC for Presbyopia and APIOC for Presbyopia for Astigmatism
- Registration Number
- NCT04883099
- Lead Sponsor
- Lentechs, LLC
- Brief Summary
Vision and comfort, both objective and subjective, will be assessed for single vision contact lens wearers for either the APIOC™ for Presbyopia or the APIOC™ for Presbyopia Astigmatism contact lenses.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 50
- The subject must provide written informed consent.
- The subject must appear willing and able to adhere to the instructions set forth in this protocol.
- At least 40 years of age and no more than 70 years of age.
- ≤ 4.00 D of corneal astigmatism.
- ≤ 2.50 D of refractive astigmatism.
- Refractive error range +4.00 DS to -6.00 DS
- Require a reading addition (bifocal) of at least 0.75 D
- Flat and steep keratometry readings within 40 to 48 D.
- Clear, healthy corneas with no irregular astigmatism.
- Normal, healthy conjunctiva in both eyes.
- Free of active ocular disease. Refractive error and presbyopia are permitted.
- Be a current or former (within the last 3 years) contact lens wearer.
- Best-corrected near and distance visual acuity better than or equal to 20/25.
- Irregular corneal astigmatism.
- Corneal scarring unless off line-of-site and well healed.
- Pinguecula, pterygium, or other conjunctival thickness abnormalities that would interfere with soft contact lens wear.
- Recent use of any ocular pharmaceutical treatments, including daily artificial tears, in the two weeks prior to the examination. Occasional artificial tear use is permitted.
- Systemic disease that would interfere with contact lens wear.
- Currently pregnant or lactating (by self-report).
- History of strabismus or eye movement disorder, including exophoria at near that is 4 D or greater than at far, and a receded near point of convergence break that is 6 cm or greater.
- Active allergies that may inhibit contact lens wear.
- Upper eyelid margin at or above the superior limbus.
- History of ocular or lid surgery.
- Immediate family members or significant others of doctors or staff at the clinical site.
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- SINGLE_GROUP
- Arm && Interventions
Group Intervention Description APIOC for Presbyopia and Presbyopia with Astigmatism APIOC for Presbyopia and APIOC for Presbyopia for Astigmatism Presbyopic Spherical or Toric Contact Lens
- Primary Outcome Measures
Name Time Method Visual Acuity Intermediate Day 7 High and Low Contrast
Visual Acuity Distance Day 7 High and Low Contrast LogMAR
Subjective Vision Quality Day 7 Visual analogue scale (0-100 points) 100 is best possible quality of vision
Comfort Day 7 Visual analogue scale(0-100 points) 100 is best possible comfort
Visual Acuity Near Day 7 High and Low Contrast
- Secondary Outcome Measures
Name Time Method Subjective vision Comparison Day 7 Compared to habitual lenses, rated as better/same/worse
Subjective Comfort Day 7 Compared to habitual lenses, rated as better/same/worse
Trial Locations
- Locations (6)
Eola Eyes
🇺🇸Orlando, Florida, United States
Gaddie Eye Centers
🇺🇸Lexington, Kentucky, United States
Miamisburg Vision Care
🇺🇸Miamisburg, Ohio, United States
Complete Family Vision Care
🇺🇸San Diego, California, United States
Eyecare Professionals of Powell
🇺🇸Powell, Ohio, United States
Vision Professionals
🇺🇸New Albany, Ohio, United States