Two week, Open Label, randomized, bilateral, crossover, 1 week of daily wear in each combination (lens / disinfecting cleaning system).
To determine if patients are unreactive to the lens care solution / Biofinity combination. It is expected that there will be a total of three visits: V1 (Initial), V2 (1 week), \& V3 (2 weeks).
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
33
PHMB (Polyhexamethylene biguanide) base Disinfecting and Cleaning system
Hydrogen Peroxide Disinfecting and Cleaning system
contact lens
Kodama Eye Clinic
Joyo-shi, Kyoto, Japan
Higashihara Eye Clinic
Kameoka, Kyoto, Japan
Iwasaki Eye Clinic
Osaka, Osaka, Japan
Ocular Health - Corneal Staining
Corneal staining for Bioclean MPS (Multi-Purpose Solution) VII / comfilcon A combination and Aosept Clearcare / comfilcon A combination assessed by slit lamp. Grade 0-4, 0=normal, 1=trace, 2=mild, 3=moderate, 4=severe.
Time frame: 1 week
Comfort
Subjective ratings of comfort scores for Bioclean MPS VII / comfilcon A combination and Aosept Clearcare / comfilcon A combination were assessed at 1 week: after insertion, after 4 hours of wear, after 8 hours of wear, before removal, and after all day wear. Scale 0-10, 0=very bad/poor, 10=very good/excellent.
Time frame: 1 week
Dryness
Subjective ratings of dryness for Bioclean MPS VII / comfilcon A combination and Aosept Clearcare / comfilcon A combination were assessed at 1 week: after insertion, after 4 hours of wear, after 8 hours of wear, before removal, and after all day wear. Scale 0-10, 0=very bad/poor, 10=very good/excellent.
Time frame: 1 week
Stinging and Burning Sensation
Subjective ratings of stinging and burning sensation for Bioclean MPS VII / comfilcon A combination and Aosept Clearcare / comfilcon A combination. Scale 0-10, 0=difficult to wear, 10=no sensation at all.
Time frame: Baseline
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