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NCT Number: NCT07474870

Outcomes of CTAK Surgery

Measuring quality of vision and quality of life outcomes using a validated questionnaire in participants undergoing CTAK surgery for corneal ectasia

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Key information

Conditions

Keratoconus Corneal Diseases Corneal Ectasia Eye Diseases

Age range

18 year–85 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 4

Primary location

Byers Eye Institute at Stanford

Palo Alto, California, 94303, United States

Location contact

Edward Manche, MD

CONTACT

[email protected]

6508680912

Edward Manche, MD

PRINCIPAL_INVESTIGATOR

About this study

The investigators are measuring self-reported quality of vision and quality of life outcomes in participants undergoing CTAK surgery for corneal ectasia

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Corneal Ectasia and Keratoconus

Exclusion criteria

  • Excessively thin cornea
  • Significant corneal scarring

Treatment and study plan

Questionnaire and Physical Exam

Behavioral

Patient reported outcomes of CTAK surgery

Primary outcomes

  1. Questionnaire

    Time frame: One year

    Preoperative and postoperative questionnaire

Study contacts

Contact information is provided by the study sponsor or research team.

Edward Manche, MD

CONTACT

[email protected]

16504987020

Sponsors and collaborators

Lead sponsor

Stanford University

Other

Registry information

Official study title

Outcomes of Corneal Tissue Addition for Keratoplasty (CTAK) in Patients With Ectatic Corneas

Acronym: CTAK

Important dates

Study start
2026
Primary completion
2030
Study completion
2031
First posted
Mar 16, 2026
Registry last updated
Apr 24, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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