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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
ClinicalTrials.gov Identifier:
First Posted: January 1, 2009
Last Update Posted: January 1, 2009
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by:
Hadassah Medical Organization
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


Information from the National Library of Medicine

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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
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00816569

Contact: David Landau, MD 00 972 54 4807077 dvl_eyes@slimail.com
Contact: Boris Savernski, OD 00 972 2 6777111 bopt@bezeqint.net

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

Responsible Party: David Landau MD, : Hadassah Medical Organization, Jerusalem, Israel
ClinicalTrials.gov Identifier: NCT00816569     History of Changes
Other Study ID Numbers: dvleyes-HMO-CTIL
First Submitted: December 31, 2008
First Posted: January 1, 2009
Last Update Posted: January 1, 2009
Last Verified: December 2008

Keywords provided by Hadassah Medical Organization:

Additional relevant MeSH terms:
Corneal Diseases
Eye Diseases