Status:

NOT_YET_RECRUITING

Evaluation of Refractive Outcomes in Patients Undergoing PRESBYOND Using the MEL90 Excimer Laser

Lead Sponsor:

Carl Zeiss Meditec AG

Collaborating Sponsors:

GCP-Service International Ltd. & Co. KG

Conditions:

Presbyopia

Eligibility:

All Genders

45-65 years

Brief Summary

The goal of this clinical trial is to collect information on vision outcomes in people aged 45 to 65 who have difficulty seeing clearly at near distances due to aging (a condition called presbyopia). ...

Eligibility Criteria

Inclusion

  • Subjects between 45 and 65 years old
  • Scheduled to undergo bilateral LASIK treatment with PRESBYOND
  • Preoperative corrected distance visual acuity of 20/20 Snellen or better in each eye
  • Normal corneal topography in each eye
  • Discontinue use of contact lenses at least 1 month for hard contacts and 1 week for soft lenses prior to the preoperative examination
  • Residual stromal thickness ≥250 microns in each eye
  • Availability, willingness, to comply with examination follow up visits
  • Signed informed consent and data protection documents
  • Patients successfully passed the tolerance test

Exclusion

  • Mixed astigmatism in any eye
  • Irregular corneal astigmatism in any eye
  • Clinically significant ocular surface disease in any eye
  • History of ocular surgery, ocular pathology, or other significant ocular findings that, in the Investigator's opinion, may increase the patient's risk for corneal refractive surgery or affect potential visual outcomes in each eye
  • Prior corneal refractive surgery (SMILE, LASIK, LASEK, RK, PRK, etc,) in each eye
  • Amblyopia, strabismus, nystagmus, forme fruste keratoconus in any eye
  • Clinically significant pupil abnormalities in any eye
  • Use of systemic or ocular medications that may affect visual outcomes
  • Systemic pathology that may affect the results of the study
  • Pregnancy or being treated for conditions associated with hormonal fluctuation
  • Participation in another clinical trial in the last 30 days

Key Trial Info

Start Date :

May 1 2025

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

February 1 2026

Estimated Enrollment :

75 Patients enrolled

Trial Details

Trial ID

NCT06960785

Start Date

May 1 2025

End Date

February 1 2026

Last Update

May 7 2025

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Eye Laser Specialists

Melbourne, VIC/Australia, Australia, 3143

2

Crystal Eye and laser Center

Craigie, Western Australia, Australia, 6025

3

The Wellington Eye Centre

Wellington, New Zealand, New Zealand, 6011

Evaluation of Refractive Outcomes in Patients Undergoing PRESBYOND Using the MEL90 Excimer Laser | DecenTrialz