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Clinical Trial Summary

This study was aimed to evaluate the effects of different Orthokeratology´╝îincluding the size of central optical zone and the height of peripheral reverse curve, on myopia control and visual quality.


Clinical Trial Description

This study was aimed to evaluate the effects of different Orthokeratology on myopia control and visual quality. The different optical zone of Orthokeratology lens was divided into 4 groups, ranged from 5.5 mm to 6 mm. And the control group subjects with the single glasses was included. The effectiveness of Orthokeratology was measured by axial length progression. The visual quality of subjects was evaluated by a questionnaire, contrast sensitivity and wavefront aberration. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05192824
Study type Interventional
Source Tianjin Eye Hospital
Contact Shuxian Zhang, MD
Phone +8618630996574
Email [email protected]
Status Recruiting
Phase N/A
Start date December 10, 2021
Completion date December 31, 2025

See also
  Status Clinical Trial Phase
Recruiting NCT04295707 - Monthly Replacement Orthokeratology for Myopia Control in Existing Lens Wearers N/A
Completed NCT02643342 - A 2-year Longitudinal Study on the Structural and Optical Effects of Orthokeratology Treatment on Eye N/A
Recruiting NCT04293328 - Monthly Replacement Orthokeratology for Myopia Control in Young Children N/A
Completed NCT02643875 - Investigation of the Effect of Short-term Orthokeratology With Increased Compression Factor on Ocular Parameters N/A