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Evaluation of the long-term safety and effectiveness of intraocular lenses.

Evaluation of the long-term safety and effectiveness of intraocular lenses. - Long-term study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00036971
Enrollment
100
Registered
2025-05-19
Start date
2025-02-14
Completion date
Unknown
Last updated
2025-10-06

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

Conditions

Pseudophakia

Interventions

Group 1: All patients who have had a special lens implanted and whose last follow-up was at least six months ago are to be included. For this purpose, all former study participants will be contacted b

Sponsors

Universitätsklinikum Frankfurt, Klinik für Augenheilkunde
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to No maximum

Inclusion criteria

Inclusion criteria: - Pseudophakia - Patients aged 30 years and older - Treatment with an intraocular lens implanted in the capsular bag - Signed informed consent form, whereby the subjects have been informed in detail about the purpose of the study and participate voluntarily - Presence of preoperative data

Exclusion criteria

Exclusion criteria: - none

Design outcomes

Primary

MeasureTime frame
- postoperative visual acuity at distance, intermediate and near using ETDRS (Early Treatment of Diabetic Retinopathia Study) charts - Glistening rate (determined by slit lamp examination and using Pentacam and OCT imaging)

Secondary

MeasureTime frame
- PCO rate / Nd:YAG rate - Tomographic changes in the anterior segment of the eye (Pentacam AXL from Oculus) - Changes in the intraocular lens (rotation, decentration) - Defocus curve - Contrast vision (Pelli Robson charts, FrACT) - Patient satisfaction - Recording of ocular treatments and interventions after implantation of the intraocular lens

Countries

Germany

Contacts

Public ContactThomas Kohnen

Universitätsklinikum Fraankfurt, Klinik für Augenheilkunde

zubeida.homerovic@unimedizin-ffm.de069630183772

Outcome results

None listed

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