Study of toric intraocular lens (IOL) versus limbal relaxing incisions in the management of cataract astigmatism
Completed
- Conditions
- Cataract surgeryEye DiseasesCataract
- Registration Number
- ISRCTN24411195
- Lead Sponsor
- Royal Berkshire NHS Foundation Trust (UK)
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 40
Inclusion Criteria
1. Symptomatic cataract
2. Vision 6/12 or worse
3. Corneal astigmatism >0.75D horizontal or >1.25D vertical and (maximum 3.0D)
4. Males and females aged over 18 years
Exclusion Criteria
1. <18 years of age
2. Astigmatism >3.0D or irregular
3. Dry eye severe enough to affect keratometry despite topical lubricant treatment
4. Ocular co-morbidity
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method 1. Visual acuity <br>2. Corneal astigmatism<br><br>Unaided vision will be measured 2 weeks after the operation<br>Optician sight test will be carried out 6 weeks after the operation
- Secondary Outcome Measures
Name Time Method Visual satisfaction score will be measured 6 weeks after the operation
Related Research Topics
Explore scientific publications, clinical data analysis, treatment approaches, and expert-compiled information related to the mechanisms and outcomes of this trial. Click any topic for comprehensive research insights.
How does Tecnis toric IOL correction of corneal astigmatism compare to limbal relaxing incisions in terms of biomechanical stability and visual outcomes?
What are the long-term visual acuity outcomes of Tecnis toric IOL versus limbal relaxing incisions in cataract patients with moderate astigmatism?
Which corneal topography parameters predict optimal results for Tecnis toric IOL or limbal relaxing incisions in managing post-cataract astigmatism?
What are the complication rates for IOL rotation or corneal irregularity between Tecnis toric IOL and limbal relaxing incisions in cataract surgery?
How do alternative toric IOL models like AcrySof or Symfony compare to Tecnis in correcting astigmatism during cataract procedures?