Status:
COMPLETED
Evaluation of Position-induced Cyclorotation Between Wavefront Measurement and Refractive Surgery by the Iris Registration Method
Lead Sponsor:
National Taiwan University Hospital
Conditions:
Eye Cyclorotation Degree
Pupil Shift
Eligibility:
All Genders
Brief Summary
Cyclorotation of eyes may be affected by motion and orientation of the head and body. An automated alignment method with the technique of iris recognition was used to assess the amount and orientation...
Detailed Description
Ninety-three consecutive patients undergoing bilateral wavefront-guided laser refractive surgery in the Department of Ophthalmology of the National Taiwan University Hospital between September 2004 an...
Eligibility Criteria
Inclusion
- patients undergoing bilateral wavefront-guided laser refractive surgery
Exclusion
- patients with strabismus, extraocular muscle palsy, muscle restriction or other diseases interfering normal ocular movement.
Key Trial Info
Start Date :
January 1 2008
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
October 1 2008
Estimated Enrollment :
93 Patients enrolled
Trial Details
Trial ID
NCT00943163
Start Date
January 1 2008
End Date
October 1 2008
Last Update
July 22 2009
Active Locations (1)
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1
Department of Ophthalmology, National Taiwan University Hospital
Taipei, Taiwan