Status:
COMPLETED
Investigation in Corneal Sensation and Contact Lens Wear
Lead Sponsor:
Daniela Nosch
Conditions:
Cornea
Sense Loss; Cornea
Eligibility:
All Genders
18-50 years
Phase:
NA
Brief Summary
The aim is to find out more about how corneal sensory fibres react to different types of stimuli (liquid / tactile / nylon thread) and how this can be consciously perceived by the individual. Is it po...
Detailed Description
The aim of this study is to gain more physiological knowledge about ocular surface sensation (corneal sensitivity), with application of three different concepts employing different types of stimuli fo...
Eligibility Criteria
Inclusion
- Group A:
- Silicone hydrogel (SiHy) CL wear at least 3 days per week and at least 8 hours per day; 18 - 50 years of age; healthy eyes with OSDI \</= 13
- Group B:
- Rigid gas permeable (RGP) CL wear at least 3 days per week and at least 8 hours per day; 18 - 50 years of age; healthy eyes with OSDI \</= 13
- Group C:
- No current CL wear for at least 3 months; 18 - 50 years of age; healthy eyes with OSDI \</= 13
Exclusion
- Systemic disease that may affect ocular health, such as diabetes
- Injury and history of operations on the anterior segment of the eye
- regular application of systemic or ocular medication known to affect the tear film, specifically on the day of measurement
Key Trial Info
Start Date :
May 1 2021
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 20 2021
Estimated Enrollment :
111 Patients enrolled
Trial Details
Trial ID
NCT04804592
Start Date
May 1 2021
End Date
December 20 2021
Last Update
March 17 2022
Active Locations (1)
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1
Institute of Optometry, FHNW
Olten, Canton of Solothurn, Switzerland, 4600