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Comparative analysis for visual performances and optical qualities with a rotationally asymmetric multifocal intraocular lens and an apodized diffractive multifocal intraocular lens

Comparative analysis for visual performances and optical qualities with a rotationally asymmetric multifocal intraocular lens and an apodized diffractive multifocal intraocular lens

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1800019295
Enrollment
Unknown
Registered
2018-11-04
Start date
2018-11-05
Completion date
Unknown
Last updated
2018-11-19

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

Conditions

Cataract

Interventions

Group 1:rotationally asymmetric IOL implantation
Group 2:ResTOR +3.0 D IOL implantation

Sponsors

Wuhan Aier Eye Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients with uncomplicated cataract; 2. Expected postoperative refractive astigmatism of less than 0.75 diopters (D) 3. The preoperative pupil diameter larger than 2.75 mm; 4. Understanding the purpose of the study and be voluntary to sign the informed consent.

Exclusion criteria

Exclusion criteria: 1. Patients with other serious coexisting ocular disease, and a history of trauma, zonular weakness, abnormal pupil; 2. previous corneal refractive surgery and other researchers judged excluded patients.

Design outcomes

Primary

MeasureTime frame
visual acuity;Defocus curve;aberration;modulation transfer function;Strehl Ratio;—

Countries

China

Contacts

Public ContactYong Wang

Aier School of Ophthalmology, Central South University, Changsha, China

wangyongeye@163.com+86 13971519950

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026