NCT06119321

Active Not Recruiting

A Study of a Novel Scheimpflug Device in Diagnosing Keratoco...

Tianjin Eye Hospital Source

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Other study identifiers

Sponsor study identifier

KY2023026

Study Type

observational

Actual enrollment (reported)

200

Locations

1 country

Sites

1

Timeline

Study Start

May 4, 2023

Actual (reported)

Primary Completion

November 1, 2023

Actual (reported)

Study Completion

December 31, 2024

Estimated (date passed)

This estimate has passed. The registry has not confirmed an actual date for this milestone.

Brief Summary

Comparison of the screening and diagnosis ability of the novel Scheimpflug-based tomography device (Scansys) with Pentacam and the Scheimpflug-based biomechanics device (Corvis ST) for keratoconus.

Registry Overview

Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.

Recruitment status: active not recruiting
Actual enrollment (reported): 200 participants
Study completion date: December 31, 2024
Estimated (date passed)
This estimate has passed. The registry has not confirmed an actual date for this milestone.
Listed locations: 1 countries · 1 sites

Trial Relationships

Click on a node to explore related trials.

Some registry-reported names shown below are not yet linked in this graph.

Study Timeline

Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.

Study Start
May 4, 2023
Actual (reported)
First Submitted
October 25, 2023
Actual (reported)
Primary Completion
November 1, 2023
Actual (reported)
First Posted
November 7, 2023
Actual (reported)
Study Completion
December 31, 2024
Estimated (date passed)
This estimate has passed. The registry has not confirmed an actual date for this milestone.

Last Updated: November 4, 2024
Status Verified: October 2024
Last Update Submitted: October 31, 2024

Conditions

Corvis ST Keratoconus Pentacam Scansys Subclinical Keratoconus

Outcome Measures

Primary Outcomes (1)

screening and diagnosis ability
Calculate the cut-off values, sensitivity and specificity of parameters measured by Pentacam, Corvis ST and Scansys in diagnosing keratoconus. Use Receiver operating characteristic curves (ROC) to analyze the optimal parameters to distinguish between the three groups.
one year

Study Arms (3)

Normal control group

Other: Pentacam, Corvis ST and Scansys

Subclinical keratoconus

Other: Pentacam, Corvis ST and Scansys

Keratoconus

Other: Pentacam, Corvis ST and Scansys

Interventions

Pentacam, Corvis ST and ScansysOther

morphological and biomechanical parameters of corneal were obtain by Scansys, Pentacam and Corvis ST

KeratoconusNormal control groupSubclinical keratoconus

Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.

Eligibility Criteria

Sexall

Healthy VolunteersYes

Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

Sampling MethodNon-Probability Sample

Study Population

Patients premedicated for refractive surgery

You may qualify if:

Best corrected visual acuity (BCVA) ≥ 20/20;

Sponsors & Collaborators

Tianjin Eye Hospital
Otherlead

Study Sites (1)

Tiajin Eye Hospital

Tianjin, Tianjin Municipality, China

MeSH Terms

Conditions

Keratoconus

Condition Hierarchy (Ancestors)

Corneal DiseasesEye Diseases

Study Officials

Yan Wang, Prof
Tianjin Eye Hospital
STUDY CHAIR

Enrollment

200 participants (actual enrollment reported by the registry).

Study Design

Study Type: observational
Observational Model: CASE CONTROL
Time Perspective: PROSPECTIVE
Sponsor Type: OTHER
Responsible Party: SPONSOR

Study Record Dates

First Submitted

October 25, 2023

First Posted

November 7, 2023

Study Start

May 4, 2023

Actual (reported)

NCT06451718

First in Human Study to Assess Safety and Efficacy of an Implantable Nitinol Device in the Treatment of Keratoconus

Not ApplicableRecruiting

NCT06739018

Anterior Segment and Corneal Parameters in Keratoconus and High Myopic Astigmatism Using Schiempflug Imaging

Not Yet Recruiting

NCT02827747

The Role of Antioxidant Supplementation in Keratoconus Patients

Phase 2Withdrawn

NCT06100939

Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus

Phase 3Completed

NCT06100952

Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus

Phase 3Completed

NCT06159881

Customized Crosslinking: Safety and Efficacy in an Epithelium-off Accelerated-pulsated Protocol for Thin Keratoconus

Not ApplicableUnknown

No other eye diseases except myopia and astigmatism;

The cornea was transparent, and there was no cloud or pannus;

You may not qualify if:

The presence of ocular diseases other than myopia and keratoconus;
Ocular trauma;
Previous ocular surgery;
Patients were required to stop wearing soft contact lenses for at least 2 weeks and rigid contact lenses for at least 4 weeks before examination;
Pregnant and lactating women;

Contact the study team to confirm eligibility.

Primary Completion

November 1, 2023

Actual (reported)

Study Completion

December 31, 2024

Estimated (date passed)

This estimate has passed. The registry has not confirmed an actual date for this milestone.

Last Updated

November 4, 2024

Record last verified: 2024-10

Source record

Download the complete ClinicalTrials.gov record imported by Syfrah, including fields not shown in this page. The registry may contain a newer revision.

Source: ClinicalTrials.gov.

JSON downloads include source attribution and retrieval details alongside the unchanged original record or the separately normalized values.

Registry identifier: NCT06119321
Data provider: ClinicalTrials.gov
Source updated: 2024-11-04
Normalization version: ctgov-legacy-1

Open registry record

Source retrieved: 2026-10-25 22:28:53 UTC

Locations

CN(1)

Brief Summary

Registry Overview

Trial Relationships

Related Scientific Literature

Study Timeline

Study Start

First Submitted

Primary Completion

First Posted

Study Completion

Conditions

Outcome Measures

Primary Outcomes (1)

Study Arms (3)

Normal control group

Subclinical keratoconus

Keratoconus

Interventions

Eligibility Criteria

You may qualify if:

Sponsors & Collaborators

Study Sites (1)

MeSH Terms

Conditions

Condition Hierarchy (Ancestors)

Study Officials

Enrollment

Study Design

Study Record Dates

You may not qualify if:

Source record

Locations