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the research on the safety of posterior continuous curvilinear capsulorhexis(PCCC)

the research on the safety of posterior continuous curvilinear capsulorhexis(PCCC)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300078457
Enrollment
Unknown
Registered
2023-12-08
Start date
2023-12-16
Completion date
Unknown
Last updated
2023-12-10

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

Conditions

cataract

Interventions

experimental group:Conventional cataract surgery+posterior capsule circular tear
control group:Conventional cataract surgery

Sponsors

Fujian Provincial Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Senile cataract patients over 50 years old, 2. Patients without connective tissue disease; 3. Patients without pseudocapsular contraction syndrome.

Exclusion criteria

Exclusion criteria: 1. Patients with previous eye surgery history; 2. Patients with history of trauma, the suspensory ligament was broken; 3. Glaucoma, high myopia (axial > 26mm), severe hyperopia (axial < 20mm); 4. Patients with uveitis; 5. Patients with complications such as anterior capsule tear and posterior capsule tear.

Design outcomes

Primary

MeasureTime frame
macular thickness;intraocular pressure;anterior chamber depth;the size of posterior continuous curvilinear capsulorhexis;—

Secondary

MeasureTime frame
rotation of IOL;posterior capsular depth;the distance of decentration;wave front aberration;Optometry;posterior capsular opacity;—

Countries

China

Contacts

Public ContactKunxia Lin

Fujian Provincial Hospital, Fuzhou, Fujian

linkunxia0310@163.com+86 178 5901 0218

Outcome results

None listed

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