Clinical trials: Visualization
Aphakia, Cataract
Visual Quality Following Aspheric Intraocular Lens (IOL) Implantation - a Comparative Clinical Study
To evaluate visual acuity and quality of vision in participants undergoing cataract surgery with a Hoya model 751 intra-ocular lens and to compare the visual results to the common monofocal lens in use.
- Trial name
- 751 (NCT01544777)
- Testing
- Study IOL, Hoya iSert 751, Negatively aspheric IOL
- Where
- Australia
- Volunteers
- 42 people
- Sponsor
- Hoya Surgical Optics, Inc.
Intervertebral Disc Degeneration
Safety and Performance of the SpineVision Posterior Fixation Systems in Thoracolumbar Spinal Treatment
The goal of this observational study is to confirm the safety and performance of the three (3) Spinevision posterior fixations systems Lumis®, Plus® and Ulis® , in the treatment of patient suffering from thoracolumbar spinal…
- Trial name
- FixedD3 (NCT06342765)
- Testing
- Pedicle fixation surgery
- Where
- 3 sites in France
- Volunteers
- 330 people
- Sponsor
- SPINEVISION SAS
Presbyopia
Visual Outcomes After Presbyopic Lens Exchange
Evaluation of mean preoperative and postoperative Corrected distance visual acuity (CDVA) after Refractive Lens Exchange in presbyopic patients
- Trial name
- RELAX (NCT03790592)
- Testing
- trifocal IOL
- Where
- Germany
- Volunteers
- 36 people
- Sponsor
- Carl Zeiss Meditec AG
Pathological Myopia
Efficacy and Safety of Ranibizumab in Patients With Visual Impairment Due to Choroidal Neovascularization Secondary to Pathologic Myopia
This study is designed to evaluate the efficacy and safety of two different dosing regimens of 0.5 mg ranibizumab given as intravitreal injection in comparison to verteporfin PDT in patients with visual impairment due to…
- Trial name
- NCT01217944
- Testing
- Ranibizumab, Verteporfin PDT
- Where
- 74 sites in Austria, Canada and 18 more
- Volunteers
- 277 people
- Sponsor
- Novartis Pharmaceuticals
Nuclear Cataract
Dose-Ranging Study of an Ophthalamic Solution in Patients With Loss of Visual Function Due to Age-Related Nuclear Cataract
This study will evaluate the safety and efficacy of three doses of C-KAD Ophthalmic Solution in patients with loss of visual function due to age-related nuclear cataract
- Trial name
- NCT00825721
- Testing
- LiquiTears, C-KAD Ophthalmic Solution
- Where
- Nepal
- Volunteers
- 81 people
- Sponsor
- Chakshu Research, Inc.
Visual Acuity
Assessment of Contact Lens Wettability Using Wavefront Aberrometry
This study will test the feasibility that differences in contact lens wettability can be measured with a wavefront sensor.
- Trial name
- NCT02349438
- Testing
- senofilcon A, lotrafilcon B
- Where
- Australia
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Laparoscopic Cholecystectomy
Feasibility of the Ultravision™ System in Low Pressure Laparoscopic Cholecystectomy Compared to Airseal® IFS
This post-market clinical study is designed to evaluate the effectiveness of the Ultravision™ System when compared to the Airseal® iFS within an approved indication for use, namely laparoscopic cholosystectomy.
- Trial name
- NCT04162106
- Testing
- Smoke management during laparoscopic cholecystectomy using the Ultravision™ System, Smoke management during laparoscopic cholecystectomy using the Airseal® iFS
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Alesi Surgical Ltd.
Astigmatism
Quantification of the Visual Benefits of Soft Toric Contact Lenses Compared to Soft Spherical Contact Lenses
The aim of this work is to undertake a range of vision-related measures with soft toric contact lenses soft spherical contact lenses and spectacle lens correction across a range of levels of astigmatism.
- Trial name
- NCT04613882
- Testing
- Soft Toric Custom Made Contact lens, Soft Spherical Contact Lenses, Spectacle Correction
- Where
- United Kingdom
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
External Wounds Measured for Length by Width Using a Ruler
Measuring Wounds Found on the Outside of the Body Surface
The purpose of this study is to test wounds found on the outside of the body surface with an investigational medical imaging device that collects visual pictures and thermal digital pictures of the wound site.
- Trial name
- NCT01869439
- Testing
- "gold standard" LxW manual ruler measurement technique, WMMS ImageReview software's LxW measurement technique, WMMS ImageReview software's Visual External Wound Trace
- Where
- 2 sites in United States
- Volunteers
- 40 people
- Sponsor
- Wound Vision
Colonic Diseases
PillCam™ Colon Capsule Endoscopy (PCCE) in the Visualization of the Colon
To see if PillCam COLON will demonstrate diagnostic yield >80% in detecting significant colonic pathologies when compared to colonoscopy in the target population.
- Trial name
- MA-53 (NCT00604162)
- Testing
- PillCam COLON, Standard colonoscopy
- Where
- 7 sites in France, Germany and 3 more
- Volunteers
- 332 people
- Sponsor
- Medtronic - MITG
Cataract, Aphakia
A Multi Focal Visual Outcome Study Using Different Near Additions
A multi-centre non-randomized clinical investigation to assess multifocal visual outcomes using different near additions, for the treatment of aphakia after cataract removal.
- Trial name
- NCT00960700
- Testing
- Visual Acuity, Contrast sensitivity, Reading Speed
- Where
- 2 sites in Germany, Lithuania
- Volunteers
- 52 people
- Sponsor
- Rayner Intraocular Lenses Limited
Cataract
Clinical Performance of the Asqelio™ Trifocal Diffractive Intraocular Lens
The goal of this observational study is to evaluate whether the Asqelio™ Trifocal intraocular lens (IOL) can improve refractive outcomes and optical quality in patients (aged ≥45 years) undergoing cataract surgery or clear lens…
- Trial name
- NCT06935565
- Testing
- Trifocal IOL implantation
- Where
- Spain
- Volunteers
- 30 people
- Sponsor
- AST Products, Inc.
Vascular Access
A Comprehensive Look at Vascular Access
The objective of this study is to show VeinViewer® Vision is an effective vein visualization device for peripheral vascular access, pre-, during, and post access.
- Trial name
- NCT01638065
- Where
- 2 sites in United States
- Volunteers
- 196 people
- Sponsor
- Christie Medical Holdings, Inc.
Solitary Pulmonary Nodule, Biopsy, Fine-Needle
iNod System Human Feasibility Assessment
The purpose of this study is to demonstrate feasibility to access, visualize, and obtain specimens adequate for cytology of lung lesions in subjects with suspected lung cancer when using the iNod System.
- Trial name
- iNod (NCT02832284)
- Testing
- iNod System
- Where
- 3 sites in United States
- Volunteers
- 23 people
- Sponsor
- Boston Scientific Corporation
Cataract
Visual Outcome and Visual Quality After Bilateral Implantation of the AcrySof® IQ IOL Compared to MI60® and Tecnis® IOL
The objective of the study is to compare the visual outcomes of three aspheric monofocal intraocular lenses after cataract surgery - ACRYSOF® IQ, Tecnis® and Akreos® MI60.
- Trial name
- NCT00760058
- Testing
- AcrySof® IQ IOL, Tecnis® Aspheric intraocular lens, Akreos® MI60 intraocular lens
- Where
- United States
- Sponsor
- Alcon Research
Visual Acuity
The Effects of Contact Lenses With UV/HEV-Filter on Visual Function
This is a 2-phase, single-site, non-dispensing, randomized, controlled, double-masked, 2x2 crossover study to objectively measure potential benefits of a new UV/HEV filter using psychophysical testing techniques.
- Trial name
- NCT05601544
- Testing
- ACUVUE OASYS 1-Day, ACUVUE OASYS MAX 1-Day, ACUVUE OASYS Multifocal
- Where
- United States
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataract
A Comparison of Visual Function After Bilateral Implantation of Presbyopia-Correcting Intraocular Lenses (IOLs)
The purpose of this study is to evaluate visual and refractive parameters in a series of subjects bilaterally implanted with presbyopia-correcting intraocular lenses (IOLs) during cataract surgery.
- Trial name
- NCT01257217
- Testing
- AcrySof® IQ ReSTOR® +3.0 D Multifocal IOL Model SN6AD1, AcrySof® IQ ReSTOR® +3.0 D Multifocal Toric IOL Model SND1TT, Acri.LISA® 366D IOL
- Volunteers
- 31 people
- Sponsor
- Alcon Research
Cognitive Change
PatiEnt Neuropsychological outcomeS After laseR Ablation
PatiEnt Neuropsychological outcomeS After laseR ablation
- Trial name
- PENSAR (NCT05075850)
- Testing
- Neuroblate System
- Where
- 7 sites in United States
- Volunteers
- 81 people
- Sponsor
- Monteris Medical
Diabetic Macular Edema
A Study of the Efficacy and Safety of Brolucizumab vs. Aflibercept in Patients With Visual Impairment Due to Diabetic Macular Edema
This was a Phase III, randomized, double-masked, multi-center, active-controlled, two-arm study designed to evaluate the efficacy and safety of brolucizumab 6 mg compared to the active control, aflibercept 2 mg used per…
- Trial name
- KITE (NCT03481660)
- Testing
- Brolucizumab, Aflibercept
- Where
- 78 sites in Belgium, Bulgaria and 21 more
- Volunteers
- 360 people
- Sponsor
- Novartis Pharmaceuticals
Visual Acuity
Clinical Evaluation of Senofilcon A Contact Lenses Using a Novel Manufacturing Technology
This study is a multi-site, randomized, double-masked, 2×2 crossover design, 1-week dispensing study. Subjects will wear bilaterally both Test and Control lenses in a random order for 1-week each as a daily disposable modality…
- Trial name
- NCT04531241
- Testing
- ACUVUE® OASYS 1-DAY
- Where
- 7 sites in United States
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.