Clinical trials: Refractive Surgery
Refractive Errors
Measurement of Refractive SE Following Implantation of LS313 MF30 IOL
This Study determines the most precise method for measuring post-operative refraction following implantation of the asymmetric multifocal LS-313 MF30 comparing the results of Refraction of the different Autorefractor Keratometers…
- Trial name
- NCT03292614
- Testing
- Measurements of the postoperative refraction
- Where
- Germany
- Volunteers
- 25 people
- Sponsor
- Dietrich-Bonhoeffer-Klinikum
Aphakia, Presbyopia
Contralateral Claims Study of Clareon Vivity Pro
The purpose of this study is to test new versions of Clareon Vivity Pro intraocular lenses (IOLs) by comparing them to currently marketed IOLs.
- Trial name
- NCT07484191
- Testing
- Clareon Vivity Pro IOL, Clareon Vivity IOL, TECNIS PureSee IOL
- Where
- 7 sites in Australia
- Volunteers
- 165 people
- Sponsor
- Alcon Research
Cataract, Presbyopia
Non-comparative Study to Assess the Visual Performances and Safety of a Progressive Multifocal Intraocular Lens
This is an interventional, non-controlled, multicenter international trial with a prospective design on one cohort of patients.
- Trial name
- PSM15 (NCT02838004)
- Testing
- IOL MINI WELL READY
- Where
- Germany
- Volunteers
- 77 people
- Sponsor
- SIFI SpA
Cataract, Astigmatism
Evaluation of the Accuracy & Safety of the LaserArcs Nomogram
Evaluation of the Accuracy and Safety of the LaserArcs Femtosecond Cataract Surgery Arcuate Incision Nomogram in Patients Undergoing Cataract Surgery and Astigmatism Reduction
- Trial name
- NCT05278442
- Testing
- LaserArc
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Research Insight LLC
Cataract, Astigmatism
Astigmatism Correction With Intrastromal Arcuate Incisions in Eyes Undergoing Cataract Surgery With Femtosecond Laser Using the Cassini Ambient With Iris Registration (ARCUATAS)
This is an observational, prospective follow-up post-marketing study of CE marked medical devices aimed at treating astigmatism in patients with cataracts.
- Trial name
- ARCUATAS (NCT05053620)
- Testing
- Calculation of the arcuate intrasomal incisions
- Where
- Spain
- Volunteers
- 22 people
- Sponsor
- OFTALVIST (Oftalmología Vistahermosa S.L)
Cataract
Optimizing the Assessment of Refractive Outcomes After Cataract Surgery
The purpose of this study is to evaluate current available assessments (automated vs. manual) with which manifest refraction data and biometric variables are obtained to understand if data from an automated refractor can be…
- Trial name
- NCT02842151
- Testing
- Manifest refraction, ACRYSOF® IQ Monofocal IOL Model SN60WF, Topcon® KR-1W Wave-Front Analyzer
- Volunteers
- 162 people
- Sponsor
- Alcon Research
Cataract
Visual and Refractive Outcomes After Implantation of Aspheric IOLs With Different Dioptric Increments and Manufacturing
This study compares two intraocular lenses, the Softec HD and the Tecnis Z9002, used to replace the natural crystalline lens after cataract extraction.
- Trial name
- NCT01249144
- Testing
- Intraocular Lens (IOL)
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Lenstec Incorporated
Ophthalmology, Photorefractive Keratectomy ("PRK")
Ocular Bandage Gel (OBG) Pivotal Trial in Patients Undergoing Photorefractive Keratectomy ("PRK")
Prospective, randomized, masked (reading center), controlled pivotal study of Ocular Bandage Gel (OBG) vs. a bandage contact lens (BCL) in subjects who have undergone bilateral photorefractive keratectomy (PRK).
- Conditions
- Ophthalmology, Photorefractive Keratectomy ("PRK"), Laser Assisted Surgery, Refractive Surgery
- Trial name
- NCT03938883
- Testing
- Ocular Bandage Gel (OBG), Bandage Contact Lens (BCL)
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Refractive Error
WaveLight® Refractive Myopic Study
The purpose of this study is to evaluate outcomes of subjects undergoing myopic surgery using the WaveLight® Refractive Suite (Excimer EX500 and Femtosecond FS200 lasers).
- Trial name
- NCT01941498
- Testing
- Wavelight® Refractive Suite, LASIK surgery
- Volunteers
- 104 people
- Sponsor
- Alcon Research
Myopia, Astigmatism
A Study to Investigate the Safety and Effectiveness of Aspheric Laser Refractive Surgery Treatments for Myopia
The objective of this study was to compare the safety and effectiveness of two versions of the Bausch \& Lomb Zyoptix Tissue Saving Aspheric Algorithm versus the current Zyoptix Tissue Saving Algorithm when used for myopia and…
- Trial name
- NCT00365677
- Testing
- The Bausch & Lomb Zyoptix Tissue Saving Aspheric algorithm, The Bausch & Lomb Zyoptix Tissue Saving algorithm
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Dry Eye Syndromes
Refractive Surgery and Optive Compatibility Study
To assess the compatibility of Optive with refractive surgery (PRK and LASIK) post-operatively.
- Trial name
- NCT00469157
- Testing
- Optive
- Where
- United States
- Volunteers
- 92 people
- Sponsor
- Innovative Medical
Astigmatism
Evaluation of Visual Acuity of the Envista One-piece Acrylic Toric IOL MX60ET
The primary objective of this study is to evaluate rotational stability and functional improvements in visual acuity of the enVista monofocal Toric IOL (MX60ET) following cataract surgery.
- Trial name
- NCT05739656
- Testing
- CATARACT SURGERY
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Bausch & Lomb Incorporated
Dry Eye Syndromes
TearLab Refractive Surgery Dry Eye Study
The primary objective of this study is to determine how pre \& post-operative tear osmolarity levels relate to rates of dry eye symptoms related to refractive surgery and if differences exist in patients who are pre-treated with…
- Trial name
- NCT01176045
- Where
- 8 sites in United States
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- TearLab Corporation
Astigmatism
A Study to Address Precision and Refractive Predictability of Femtosecond Laser-assisted Astigmatic Keratotomy Following the Cataract Surgery
The purpose of this open, prospective study is to address the effectiveness and precision of the VICTUS™ Femtosecond Laser Platform-assisted astigmatic keratotomy after femtolaser-assisted cataract surgery.
- Trial name
- NCT01752218
- Testing
- arcuate incision
- Where
- Germany
- Volunteers
- 43 people
- Sponsor
- Technolas Perfect Vision GmbH
Aphakia, Presbyopia
Post Market Clinical Evaluation of Clareon PanOptix Pro and Clareon PanOptix Pro Toric IOLs
The purpose of this study is to collect safety and performance data on two approved intraocular lenses (IOLs). This study will be conducted in participants who require cataract surgery in both eyes.
- Trial name
- NCT07161635
- Testing
- Clareon PanOptix Pro/Pro Toric Trifocal IOL, Phacoemulsification
- Where
- 5 sites in United States
- Volunteers
- 110 people
- Sponsor
- Alcon Research
Cataract, Presbyopia
Non-Inferiority Study Comparing MINI WELL READY® and FineVision® in Patients With Cataract Surgery
Interventional, Multicentre, controlled, randomized, single blind, twoarmed non-inferiority trial
- Trial name
- NCT03060954
- Testing
- MINI WELL READY ®, FINE VISION®
- Where
- 2 sites in France
- Volunteers
- 8 people
- Sponsor
- SIFI SpA
Myopia
Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Moderate to High Myopia
The purpose of this study is to determine whether the MEL 80 Excimer Laser is effective in the treatment of moderate to high myopia (nearsightedness), when used as part of the Laser In Situ Keratomileusis (LASIK) procedure.
- Trial name
- NCT00762541
- Testing
- MEL 80 Treatment of High Myopia
- Where
- 5 sites in United States
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec, Inc.
Pain
Mitigating Pain Following Refractive Surgery
Using Contact lens following refractive procedure to reduce pain.
- Trial name
- NCT00691925
- Where
- Israel
- Volunteers
- 4 people
- Sponsor
- FORSIGHT Vision3
Pain
Pain Reduce Following Refractive Surgery
applying a material over the exposed stromal bed following refractive surgery to prevent local abrasion and significantly reduce pain
- Trial name
- NCT00741624
- Testing
- Bandage
- Where
- Israel
- Volunteers
- 2 people
- Sponsor
- FORSIGHT Vision3
Aphakia, Corneal Astigmatism
Evaluation of the Safety and Performance of the HARMONI® Toric Lens
The purpose of this study was to evaluate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic (HMTIOL) in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Aphakia, Corneal Astigmatism, Cataract
- Trial name
- NCT03050697
- Testing
- HARMONI® Modular Toric Intraocular Lens, Cataract extraction with intraocular lens (IOL) implantation
- Where
- New Zealand
- Volunteers
- 16 people
- Sponsor
- ClarVista Medical