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Trial record 10 of 31 for:    Open Studies | "Lenses, Intraocular"

Intraocular Lens (IOL) Calculation Improvement

The recruitment status of this study is unknown because the information has not been verified recently.
Verified June 2011 by University Hospital, Basel, Switzerland.
Recruitment status was  Recruiting
Information provided by:
University Hospital, Basel, Switzerland Identifier:
First received: June 7, 2011
Last updated: June 13, 2011
Last verified: June 2011

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

Condition Intervention
Other: biometry calculation

Study Type: Observational
Study Design: Observational Model: Case-Only
Time Perspective: Prospective
Official Title: Intraocular Lens (IOL) Formula Calculation Improvement

Resource links provided by NLM:

Further study details as provided by University Hospital, Basel, Switzerland:

Primary Outcome Measures:
  • postoperative refraction (Diopters) [ Time Frame: 2 years ] [ Designated as safety issue: No ]

Estimated Enrollment: 250
Study Start Date: April 2011
Estimated Primary Completion Date: May 2013 (Final data collection date for primary outcome measure)
Groups/Cohorts Assigned Interventions
cataract patients Other: biometry calculation


Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population

cataract patients


Inclusion Criteria:

  • older 18
  • clear cornea
  • cataract
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01372657

Contact: David Goldblum, MD 41612652525

Augenzentrum Bahnhof Basel Recruiting
Basel, Switzerland, 4051
Principal Investigator: Frank Sachers, MD         
Sponsors and Collaborators
University Hospital, Basel, Switzerland
Study Director: David Goldblum, MD University Basel
  More Information

No publications provided

Responsible Party: David Goldblum, University Basel Identifier: NCT01372657     History of Changes
Other Study ID Numbers: EK 304/10
Study First Received: June 7, 2011
Last Updated: June 13, 2011
Health Authority: Switzerland: Ethikkommission

Keywords provided by University Hospital, Basel, Switzerland:

Additional relevant MeSH terms:
Eye Diseases
Lens Diseases processed this record on November 25, 2014