Actively Recruiting
Clinical Application Comparison of Two Femtosecond Laser Systems
Led by Second Affiliated Hospital, School of Medicine, Zhejiang University · Updated on 2024-12-31
100
Participants Needed
1
Research Sites
52 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The goal of this clinical trial is to compare the perioperative parameters of femtosecond laser-assisted cataract surgery (FLACS) using two laser systems. Participants will: Undergo FLACS using LenSx or Z8 femtosecond laser system Visit the clinic before the operation and 1 day, 1 week, and 1 month after the operation for checkups and tests Complete clinical measurements and dry eye questionnaires
CONDITIONS
Official Title
Clinical Application Comparison of Two Femtosecond Laser Systems
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Chinese Han patients aged 40 years or older
- Clinical diagnosis of age-related cataracts
- Undergoing femtosecond laser-assisted cataract surgery (FLACS) with insertion of a posterior chamber intraocular lens for the first eye
You will not qualify if you...
- Presence of macular diseases such as epiretinal membrane, macular hole, edema, or age-related macular degeneration
- Poor quality OCT scans
- Preoperative flare over 15 ph/ms, endothelial cell density less than 2000 cells/mm2, or other corneal diseases
- Serious ocular diseases including uveitis, uncontrolled glaucoma, optic atrophy, amblyopia, retinopathies, or eye inflammation
- History of eye trauma, surgery, or retinal laser treatments
- Use of systemic or topical steroids or NSAIDs within one month before surgery
- Diabetes or other systemic diseases that may affect study results or increase post-surgery inflammation risk
- Intraoperative complications such as capsule tear, hyphema, vitreous loss, iris manipulation, or miosis needing epinephrine injection
- Eye conditions preventing FLACS including poorly dilated pupils (less than 5.0 mm), narrow eye opening, small hyperopic eyes with steep corneas, severe conjunctival chalasis, nystagmus, or lack of cooperation
- Potential pregnancy
- Known sensitivity to medications used during the perioperative period
- Participation in other clinical trials during study visits
- Poor cooperation in diagnostic tests or follow-up non-compliance
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
Second Affiliated Hospital, School of Medicine, Zhejiang University
Hangzhou, Zhejiang, China, 310009
Actively Recruiting
Research Team
K
Kai Wang
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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