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Recruiting NCT04833491

NCT04833491 Study of the Correlation Between Preoperative Precise Biometrics, Spatial Assessment and Postoperative Visual Quality in Cataract Patients

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Clinical Trial Summary
NCT ID NCT04833491
Status Recruiting
Phase —
Sponsor Second Affiliated Hospital, Zhejiang University, School of Medicine
Condition Recruitment of Participants
Study Type OBSERVATIONAL
Enrollment 1,000 participants
Start Date 2021-04-20
Primary Completion 2026-12-31

Eligibility & Interventions

Sex All sexes
Min Age 2 Years
Max Age 90 Years
Study Type OBSERVATIONAL

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

This is an observational study. You will not receive an experimental treatment; researchers will collect data based on your existing condition or standard treatment.

This trial targets 1,000 participants in total. It began in 2021-04-20 with a primary completion date of 2026-12-31.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intend to further improve the quality of Clinical Cataract diagnosis and treatment.

Eligibility Criteria

Inclusion Criteria: * Patients with monocular or binocular cataract, lens opacity or abnormal position, need surgery Exclusion Criteria: * The history of systemic diseases and medication affecting vision, diabetic patients with systemic conditions complicated with retinopathy, uncontrolled blood glucose, severe eye diseases, eye trauma, eye surgery, severe dry eye and ocular surface diseases, strabismus and amblyopia were identified

Contact & Investigator

Central Contact

Wen Xu

✉ xuwen2003@zju.edu.cn

📞 +86-13858185223

Frequently Asked Questions

Who can join the NCT04833491 clinical trial?

This trial is open to participants of all sexes, aged 2 Years or older, up to 90 Years, studying Recruitment of Participants. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT04833491 currently recruiting?

Yes, NCT04833491 is actively recruiting participants. Contact the research team at xuwen2003@zju.edu.cn for enrollment information.

Where is the NCT04833491 trial being conducted?

This trial is being conducted at Hangzhou, China.

Who is sponsoring the NCT04833491 clinical trial?

NCT04833491 is sponsored by Second Affiliated Hospital, Zhejiang University, School of Medicine. The trial plans to enroll 1,000 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: November 2026  ·  Data Methodology