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Clinical Trials/ISRCTN10092153
ISRCTN10092153
Completed
Not Applicable

Visual satisfaction with a multifocal lens design combination: a randomized cross-over study

CooperVision Inc.0 sites40 target enrollmentOctober 28, 2016

Overview

Phase
Not Applicable
Intervention
Not specified
Conditions
Not specified
Sponsor
CooperVision Inc.
Enrollment
40
Status
Completed
Last Updated
8 years ago

Overview

Brief Summary

No summary available.

Registry
who.int
Start Date
October 28, 2016
End Date
February 22, 2017
Last Updated
8 years ago
Study Type
Interventional
Sex
All

Investigators

Eligibility Criteria

Inclusion Criteria

  • 1\. At least 40 years old
  • 2\. Have read and understood the Participant Information Sheet
  • 3\. Have read, signed and dated the Informed Consent
  • 4\. Best corrected visual acuity of at least 20/25 in each eye
  • 5\. Have normal eyes with the exception of the need for visual correction
  • 6\. Current multifocal contact lens wearer
  • 7\. Spectacle refraction:
  • 8\. Distance: Sphere: \-6\.00D to \+ 4\.00D, Astigmatism: 0\.00D to \-0\.75D
  • 9\. Near Addition: \+0\.75D to \+2\.50D in three groups:
  • 9\.1\. Emerging presbyopes:\+0\.75D to \+1\.25D

Exclusion Criteria

  • 1\. Ocular anterior segment infection, inflammation, abnormality, or active disease that would contraindicate contact lens wear
  • 2\. Use of systemic or ocular medications for which contact lens wear could be contraindicates as determined by the investigator
  • 3\. Monocular participants (only one eye with functional vision) or participants fit with only one lens
  • 4\. Any moderate or severe ocular condition observed during the slit\-lamp examination at the enrolment visit
  • 5\. History of herpetic keratitis, ocular surgery or irregular cornea
  • 6\. Known pregnancy or lactation during the study period
  • 7\. Enrolment of the investigator or his/her staff, family members of the investigator, family members of the investigator’s staff, or individuals living in the households of these individuals

Outcomes

Primary Outcomes

Not specified

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