NCT04430244

Brief Summary

The objective of this study is to assess the outcomes between deep anterior lamellar keratoplasty using dehydrated versus standard organ culture stored donor corneas.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
60

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Jun 2020

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

June 10, 2020

Completed
2 days until next milestone

First Posted

Study publicly available on registry

June 12, 2020

Completed
5 days until next milestone

Study Start

First participant enrolled

June 17, 2020

Completed
2.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2023

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2023

Completed
Last Updated

July 7, 2020

Status Verified

July 1, 2020

Enrollment Period

2.9 years

First QC Date

June 10, 2020

Last Update Submit

July 1, 2020

Conditions

Outcome Measures

Primary Outcomes (1)

  • Change in best spectacle-corrected visual acuity

    Measured as the difference in best spectacle-corrected visual acuity preoperative, 6 and 12 months postoperatively using ETDRS chart

    Preoperatively; and 6 and 12 months postoperatively

Secondary Outcomes (6)

  • Change in astigmatism

    Preoperatively; and 6 and 12 months postoperatively

  • Change in Thinnest-point pachymetry

    Preoperatively; and 6 and 12 months postoperatively

  • Change in endothelial cell density

    Preoperatively; and 6 and 12 months postoperatively

  • Incidence of graft rejection

    6 and 12 months postoperatively

  • Incidence of graft failure

    6 and 12 months postoperatively

  • +1 more secondary outcomes

Other Outcomes (2)

  • Refraction

    6 and 12 months postoperatively

  • Adverse Events/Complication

    up to 12 months postoperatively

Study Arms (2)

DALK using Dehydrated Corneas

EXPERIMENTAL

Corneal transplantation of anterior lamellar grafts from dehydrated corneas.

Procedure: Deep anterior lamellar keratoplasty

DALK using Standard Organ Culture Stored Corneas

ACTIVE COMPARATOR

Corneal transplantation of anterior lamellar grafts from standard organ culture stored corneas.

Procedure: Deep anterior lamellar keratoplasty

Interventions

Deep anterior lamellar keratoplasty using dehydrated corneas

DALK using Dehydrated Corneas

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Keratoconus
  • Surgical candidates for deep anterior lamellar keratoplasty

You may not qualify if:

  • Ocular comorbidities other than cataract (ie. visual significant optic nerve or macular disease)
  • Previous corneal transplantations or other ocular surgeries except uncomplicated cataract surgery
  • Inability to comply with study protocol or participate in follow-up visits

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Ospedali Privati Forlì "Villa Igea"

Forlì, Emilia-Romagna, 47122, Italy

RECRUITING

MeSH Terms

Conditions

Keratoconus

Condition Hierarchy (Ancestors)

Corneal DiseasesEye Diseases

Study Officials

  • Massimo Busin, MD

    Università degli Studi di Ferrara

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Massimo Busin, MD

CONTACT

Angeli Christy Yu, MD

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 10, 2020

First Posted

June 12, 2020

Study Start

June 17, 2020

Primary Completion

May 1, 2023

Study Completion

May 1, 2023

Last Updated

July 7, 2020

Record last verified: 2020-07

Locations