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Efficacy of Alcon multifocal contact lens on eyes after implantation of monofocal intraocular lenses

Efficacy of Alcon multifocal contact lens on eyes after implantation of monofocal intraocular lenses - Efficacy of multifocal contact lens for eye after Efficacy of multifocal contact lens after implantation of monofocal intraocular lenses

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000029860
Enrollment
30
Registered
2017-11-07
Start date
2017-11-07
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pseudophakic eyes with monofocal intraocular lenses

Interventions

None listed

Sponsors

Miyata Eye Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Patients who has monofocal IOL implanted the capsule due to cataract surgery aged over 20 years and under 70. (2) Patients who wear SCL habitual current or used to before cataract surgery (3) Patients whose calculated power of bifocal SCL will be within the test CL power. (4) Patients with distance corrective vision is 0.8 or over (5) Patients who willing to be available for the follow-up observation after SCL prescription. Note: It is advised to consider carefully for the adaption of the below patients (1) Who has a refractive surgery history of LASIK, PRK, LRI and so on. (2) Corneal endothelial cell density if less than 1,500/mm2 (3) Glaucoma (4) History of uveitis or retinal detachment (5) Diabetic retinopathy (6) Excessive myopia (7) Congenital eyelid abnormality (8) Zinn's zonule rupture (9) Case of mild secondary cataract

Exclusion criteria

Exclusion criteria: (1) Infectious diseases, inflammation, abnormalities in the anterior ocular segment, diseases contraindicated for CL wearing (2) Manifest astigmatism over 1.75D (3) Toric IOL, multifocal IOL implanted eye (4) Serious postoperative complications (5) Poorly controlled glaucoma, progressive diabetic retinopathy, active uveitis (6) Implanted multifocal IOL in one eye (7) In addition, patients who is judged inappropriate due to systemic or ophthalmologic diseases by an investigator

Design outcomes

Primary

MeasureTime frame
Distance, near and all distance visual acuities 1 and 3 months after multifocal contact lens wearing

Secondary

MeasureTime frame
Binocular Contrast sensitivity

Countries

Japan

Contacts

Public ContactKazunori Miyata, MD, PhD

Miyata Eye Hospital Ophthalmology

kmiyata@miyata-med.ne.jp0986-22-1441

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026