Intraocular Lens (IOL) Calculation Improvement

January 7, 2015 updated by: University Hospital, Basel, Switzerland

Intraocular Lens (IOL) Formula Calculation Improvement

Intraocular Lens (IOL) formulas sometimes differ from expected. Using novel measurement methods before and after cataract surgery improved formulas are tried be developed.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Actual)

11

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Switzerland
    • Basel-Stadt
      • Basel, Basel-Stadt, Switzerland, 4051
        • Augenzentrum Bahnhof Basel

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

cataract patients

Description

Inclusion Criteria:

  • older 18
  • clear cornea
  • cataract

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
cataract patients
Other: biometry calculation

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
postoperative refraction (Diopters)
Time Frame: 2 years
2 years

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University Hospital, Basel, Switzerland

Investigators

  • Study Director: David Goldblum, MD, University Basel

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

April 1, 2011

Primary Completion (Actual)

May 1, 2013

Study Completion (Actual)

May 1, 2013

Study Registration Dates

First Submitted

June 7, 2011

First Submitted That Met QC Criteria

June 13, 2011

First Posted (Estimate)

June 14, 2011

Study Record Updates

Last Update Posted (Estimate)

January 8, 2015

Last Update Submitted That Met QC Criteria

January 7, 2015

Last Verified

January 1, 2015

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • EK 304/10

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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