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Orthokeratology for Keratoconus

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified December 2008 by Hadassah Medical Organization.
Recruitment status was:  Not yet recruiting
Information provided by:
Hadassah Medical Organization Identifier:
First received: December 31, 2008
Last updated: NA
Last verified: December 2008
History: No changes posted
To investigate a possible benefit of Orthokeratology contact lenses to improve uncorrected visual acuity of keratoconus patients

Condition Intervention
Orthokeratology Keratoconus Device: Orthokeratology contact lenses

Study Type: Interventional
Study Design: Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Orthokeratology Contact Lenses for Keratoconus

Resource links provided by NLM:

Further study details as provided by Hadassah Medical Organization:

Primary Outcome Measures:
  • Uncorrected Visual acuity [ Time Frame: After 1 month ]

Secondary Outcome Measures:
  • Amount of change in corneal video-topography [ Time Frame: At one month ]

Estimated Enrollment: 30
Study Start Date: February 2009
Estimated Study Completion Date: August 2009
Estimated Primary Completion Date: July 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Keratoconus
One eye of Keratoconus patient
Device: Orthokeratology contact lenses
Wearing Orthokeratology lens in one eye of a keratoconus patient


Ages Eligible for Study:   18 Years to 45 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Moderate Keratoconus
  • No apical scars

Exclusion Criteria:

  • Advanced Keratoconus
  • Apical scaring
  • Contact lens intolerance
  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: NCT00816569

Contact: David Landau, MD 00 972 54 4807077
Contact: Boris Savernski, OD 00 972 2 6777111

: Hadassah Medical Organization, Not yet recruiting
Jerusalem,, Israel, 91120
Contact: : Arik Tzukert, DMD    00 972 2 6776095   
Contact: Hadas Lemberg, PhD    00 972 2 6777572   
Principal Investigator: David Landau, MD         
Sponsors and Collaborators
Hadassah Medical Organization
  More Information

Responsible Party: David Landau MD, : Hadassah Medical Organization, Jerusalem, Israel Identifier: NCT00816569     History of Changes
Other Study ID Numbers: dvleyes-HMO-CTIL
Study First Received: December 31, 2008
Last Updated: December 31, 2008

Keywords provided by Hadassah Medical Organization:

Additional relevant MeSH terms:
Corneal Diseases
Eye Diseases processed this record on September 19, 2017