Light Filters in Intraocular Lenses (IOLs) and Its Influence on Colour and Contrast Vision.
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ClinicalTrials.gov Identifier: NCT00612729 |
Recruitment Status
:
Completed
First Posted
: February 12, 2008
Last Update Posted
: August 17, 2010
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Cataract | Procedure: Polylens Y30 intraocular lens Procedure: Orange Series Model PC 440 Y intraocular lens | Phase 4 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 32 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Treatment |
Official Title: | Influence of Light-filters in IOLs on Color Perception and Contrast Acuity. A Randomized, Double-masked Study With Intraindividual Comparison. |
Study Start Date : | May 2008 |
Actual Primary Completion Date : | November 2009 |
Actual Study Completion Date : | June 2010 |

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Procedure: Polylens Y30 intraocular lens
- contrast acuity [ Time Frame: 3 month after surgery ]
- visual acuity and color vision [ Time Frame: 3 month after surgery ]
- colour perception [ Time Frame: 3 month after surgery ]

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Ages Eligible for Study: | 55 Years to 80 Years (Adult, Senior) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- bilateral age-related cataract
- age 55 to 80 years
- expected postoperative visual acuity of at least 1.0
Exclusion Criteria:
- amblyopia
- corneal scars
- diabetes
- arterial hypertonia
- pseudoexfoliation-syndrome
- earlier ocular surgeries or laser treatments
- intraocular tumors
- color abnormalities
- expected postoperative visual acuity lower 1.0

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00612729
Austria | |
Department of Ophthalmology, Hietzing Hospital | |
Vienna, Austria, 1130 |
Principal Investigator: | Matthias G Wirtitsch, MD | Dept of Ophthalmology, Hietzing Hospital, Vienna, Austria | |
Study Chair: | Nadja Karnik, MD | Dept of Ophthalmology, Hietzing Hospital, Vienna, Austria |
Responsible Party: | Matthias Wirtitsch MD, Dept. of Ophthalmology, Hospital Hietzing, Vienna, Austria |
ClinicalTrials.gov Identifier: | NCT00612729 History of Changes |
Other Study ID Numbers: |
Ye-Or 2008 |
First Posted: | February 12, 2008 Key Record Dates |
Last Update Posted: | August 17, 2010 |
Last Verified: | December 2008 |
Keywords provided by Hospital Hietzing:
intraocular lens light filtering intraocular lens contrast acuity color vision |
Additional relevant MeSH terms:
Cataract Lens Diseases Eye Diseases |