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A Clinical Study for Safety and Efficacy of Deep Anterior Lamellar Keratoplasty Using Precut Anterior Lamellar Cap for Keratoconus

A Clinical Study for Safety and Efficacy of Deep Anterior Lamellar Keratoplasty Using Precut Anterior Lamellar Cap for Keratoconus

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900021835
Enrollment
Unknown
Registered
2019-03-12
Start date
2020-02-01
Completion date
Unknown
Last updated
2020-09-14

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

Conditions

Keratoconus

Interventions

group of anterior lamellar cap:deep anterior lamellar keratoplasty using precut anterior lamellar cap
group of full-thickness stroma:deep anterior lamellar keratoplasty using full-thickness stroma

Sponsors

The Eye Hospital of Wenzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 35 Years

Inclusion criteria

Inclusion criteria: 1)Aged 18–35 years; 2) Diagnosis of keratoconus; 3) Contact lens intolerance or poor spectacle-corrected visual acuity; 4)Successful exposure of pre-Descemet membrane.

Exclusion criteria

Exclusion criteria: 1) Scar or defect in the Descemet's Membrane; 2) Any ocular comorbidity, such as cataract and strabismus; 3) Any previous ocular surgery ; 4) Taking of any medication that may affect visual acuity.

Design outcomes

Primary

MeasureTime frame
Best corrected visual acuity;—

Secondary

MeasureTime frame
refractive spherical equivalent;corneal topographic astigmatism ;central corneal thickness;Corneal Biomechanical properties;IOP;endothelial cell density;complication;uncorrected visual acuity;—

Countries

China

Contacts

Public ContactWei Chen
chenweimd@hotmail.com+86 13757728118

Outcome results

None listed

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