Correlation between corneal biomechanics and corneal astigmatism change following suture removal in penetrating keratoplasty patients

Not Applicable

Completed

• Conditions: Factors affecting astigmatism change after suture removal in post- corneal biomechanics; penetrating keratoplasty patientsCorrelation between corneal biomechanics and corneal astigmatism change following suture removal; corneal astigmatism; penetrating keratoplasty

• Registration Number: TCTR20151005002
• Lead Sponsor: Ratchadapiseksompotch Research Fund

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2015-10-05
• Study Completion: 2016-08-31
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 60

Inclusion Criteria

Post-penetrating keratoplasty at least 6 months
Uncorrected visual acuity <20/40
Corneal suture by single interrupted technique
Suture retention in steep axis

Exclusion Criteria

Graft failure
Active ocular infection
Ocular surface disorders
Irreproducible corneal biomechanics and corneal astigmatism measurement

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Corneal astigmatism Day 1 and 6 weeks after suture removal Corneal topography machine (Orbscan II)

Secondary Outcome Measures

Name	Time	Method
Corneal biomechanics Before suture removal Corneal biomechanics macchine (Corvis ST)