Crystalline Cataract Clinical Trial
Official title:
Age-related Changes of Crystalline Lens Tilt and Decentration: A Swept-source Optical Coherence Tomography Study
| NCT number | NCT04487795 |
| Other study ID # | SSOCT-lens tilt |
| Secondary ID | |
| Status | Completed |
| Phase | |
| First received | |
| Last updated | |
| Start date | April 15, 2020 |
| Est. completion date | May 17, 2020 |
| Verified date | July 2020 |
| Source | Wenzhou Medical University |
| Contact | n/a |
| Is FDA regulated | No |
| Health authority | |
| Study type | Observational |
230 participants at Eye Hospital of Wenzhou Medical University during June, 2019 and August, 2019 were enrolled in this study. 230 right eyes and 88 left eyes were included for the measurement. All the measurements were performed under non-mydriatic conditions in a dim examination room using the CASIA2 swept-source AS-OCT system.
| Status | Completed |
| Enrollment | 230 |
| Est. completion date | May 17, 2020 |
| Est. primary completion date | April 30, 2020 |
| Accepts healthy volunteers | Accepts Healthy Volunteers |
| Gender | All |
| Age group | N/A and older |
| Eligibility |
Inclusion Criteria: - healthy volunteers and patients with age-related cataract Exclusion Criteria: - aphakia or pseudophakia - any other ocular diseases with the exception of senile cataract - any history of ocular surgery - fixation difficulties caused by any reasons |
| Country | Name | City | State |
|---|---|---|---|
| China | Ophthalmology and Optometry Hospital | Wenzhou | Zhejiang |
| Lead Sponsor | Collaborator |
|---|---|
| Yune Zhao |
China,
| Type | Measure | Description | Time frame | Safety issue |
|---|---|---|---|---|
| Primary | crystalline lens tilt | magnitude and direction of crystalline lens lilt | 2020.4.30 | |
| Primary | crystalline lens decentration | magnitude and direction of crystalline lens decentration | 2020.4.30 |