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Comparision of Toric IOL implantation and spherical IOL with peripheral corneal limbus relaxing inclusion for astigmatism

Comparision of Toric IOL implantation and spherical IOL with peripheral corneal limbus relaxing inclusion for astigmatism

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-TRC-13003464
Enrollment
Unknown
Registered
2013-08-16
Start date
2013-09-02
Completion date
Unknown
Last updated
2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

cataract

Interventions

1:Toric IOL implantation
2:paired LRIs in cataract surgery
3:a single limbal relaxing incision (LRI) combined with a clear corneal incision on a corneal astigmatism

Sponsors

Beijing Shijitan Hospital, Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1. Over 50 years of age; 2. Patients with visually significant cataract with the best corrected visual acuity less than 0.5; 3. A WTR astigmatism of 1.5 D or more in preoperative topography; 4. A WTR astigmatism was defined when a patients Sim K was between 45 and 135 degrees in topography.

Exclusion criteria

Exclusion criteria: 1. Patients with other ocular pathologies such as cornea opacities; 2. Past medical history of intraocular surgery.

Design outcomes

Primary

MeasureTime frame
Visual Acuity;Intraocular Pressure;astigmatis;—

Countries

China

Contacts

Public ContactDong Ning
dongning0208@163.com+86 13910435129

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026