NCT02055404

On-Eye Evaluation of Contact Lens Rotation Marks

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 3 (actual)
• Sponsor: Alcon Research · Industry
• Sex: All
• Age: 18 Years
• Healthy volunteers: Accepted

Summary

The purpose of this study was to select the size of the molded rotation mark for a new toric contact lens by comparing the visibility of various molded rotation marks.

Detailed description

Participants wore the test and control products contralaterally (in each eye separately) for 2 hours, during which the Investigator assessed the various molded rotation marks for visibility. Each participant was assessed by 10 investigators.

Conditions

• Refractive Error

Interventions

Type	Name	Description
DEVICE	Delefilcon A spherical contact lens with molded marks	Silicone hydrogel contact lens with 9 different molded marks of varying widths and depths indented into the front surface (S1, S2, S3, S4, S5, S6, S7, S8, and S9). Each lens contained all 9 marks.
DEVICE	Etafilcon A toric contact lens	Hydrogel toric contact lens for daily wear, daily disposable use

Timeline

• Start date: 2013-02-01
• Primary completion: 2013-02-01
• Completion: 2013-02-01
• First posted: 2014-02-05
• Last updated: 2014-04-02
• Results posted: 2014-04-02