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Treatment for nearsightedness

Feasibility study of the UV-Femtosecond Laser Assisted Lenticular Extraction - N/A

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2020/07/026735
Enrollment
20
Registered
2020-07-22
Start date
Unknown
Completion date
Unknown
Last updated
2023-06-26

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

Conditions

Health Condition 1: H521- Myopia

Interventions

Intervention1: WaveLight UV-Femtosecond Laser System, Model 1026 (UV-FS laser): Refractive correction for myopia (using a UV-FS laser to create an intrastromal Lenticule in the cornea which is then ex

Sponsors

Alcon laboratories India pvt Ltd
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: - Subject must be able to understand and sign an IRB/IEC approved Informed Consent form. - Willing and able to attend all scheduled study visits as required per protocol - Myopia with sphere of -0.50 to -10.0 D cylinder - Other protocol defined inclusion criteria may apply

Exclusion criteria

Exclusion criteria: - Women of childbearing potential, defined as all women who are physiologically capable of becoming pregnant and who are not postmenopausal for at least 1 year or are less than 6 weeks since sterilization, are excluded from participation if any of the following apply: a. they are currently pregnant, b. have a positive UPT result at Screening, c. intend to become pregnant during the study period, d. are breast-feeding. Subjects who become pregnant during the study will not be discontinued; however, data will be excluded from the effectiveness analyses because pregnancy can alter refraction and visual acuity results - Study eye unable to focus for imaging and/or treatment - Acute or chronic disease or illness that would increase the operative risk or confound the outcomes of the study as clinically assessed by the Investigator (including history of Herpes Simplex) - Current use of medications with known ocular side effects and photosensitivity, including but not limited to: steroids, antimetabolites, Isotretinoin (Accutane®), Amiodarone hydrochloride (Cordarone),or Hydroxychloroquine (Plaquenil), Tetracyclincs, Nalidixic Acids, and Fluoroquinolones - Other protocol specified exclusion criteria may apply

Design outcomes

Primary

MeasureTime frame
1. Extraction of lenticule (-0.5 to -10.0 D) 2. Presence of optical treatment zone corneal haze (slit-lamp examination) 3. Change in ECD between pre-op and post-op 4. Presence of Lens Opacification (slit-lamp examination) 5. Presence of disruption in the integrity of retinal layers (OCT) Timepoint: 1. At Surgery visit 2. At 1 month and 6 months 3. At 1 month and 6 months 4. At 1 month and 6 months 5. At 1 month and 6 months

Secondary

MeasureTime frame
Not applicableTimepoint: Not applicable

Countries

India, Turkey

Contacts

Public ContactDr Arindam Dey

Alcon Laboratories India Pvt Ltd

arindam.dey@alcon.com08040064683

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026