To investigate of corneal transplantation using imported cornea (Penetrating Keratoplasty & Deep Anterior Lamellar Keratoplasty & Anterior Lamellar Keratoplasty & Endothelial Keratoplasty)

To investigate of corneal transplantation using imported cornea (Penetrating Keratoplasty & Deep Anterior Lamellar Keratoplasty & Anterior Lamellar Keratoplasty & Endothelial Keratoplasty) - To investigate of corneal transplantation using imported cornea

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000033057

Enrollment

Registered

2018-06-20

Start date

2015-09-24

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Bullous keratopathy,Corneal opacity,corneal perforation,keratoconus etc

Interventions

keratoplasty

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patient who needs the keratoplasty including bullous keratopathy, corneal opacity, corneal perforation, keratoconus and the other The patient that visual acuity will be expected to recover by keratoplasty The patient that it was understood enough after having received enough explanation, and a document agreement by the free will of a patient was provided.

Exclusion criteria

Exclusion criteria: The patient who can expect recovery of the visual acuity by a therapeutic method except the keratoplasty. The patient have a disease that treatment is more necessary than doing keratoplasty. The patient won't gain the benefit for ophthalmic operation by other diseases. The patient that during the pregnancy or the pregnancy became clear.

Design outcomes

Primary

Measure	Time frame
analysis of the shape of A cornea using anterior segment optical coherence tomography of 1 month after surgery	—

Secondary

Measure	Time frame
endothelial cell density 1 month after surgery Perioperative bacteriological inspection	—

Countries

Japan

Contacts

Public ContactAkiko Mastuzawa

Kawasaki Municipal Tama hospital Ophthalmology

matuzo3a@marianna-u.ac.jp0449338111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026

To investigate of corneal transplantation using imported cornea (Penetrating Keratoplasty &amp; Deep Anterior Lamellar Keratoplasty &amp; Anterior Lamellar Keratoplasty &amp; Endothelial Keratoplasty)