Clinical trials: Opacity
Cataract, Lens Opacities
Comparison of Clinical Outcomes POD L GF vs POD F GF in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1802 (NCT03688425)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Corneal Opacity
The Use of MMC During PRK and Its Effect on Postoperative Topical Steroid Requirements
1. Purpose To evaluate the use of mitomycin-C (MMC) as an intraoperative adjunct during photorefractive keratectomy (PRK), its effect on postoperative healing and its ability to reduce the postoperative topical steroid course…
- Trial name
- NCT02030990
- Testing
- Mitomycin-C, Fluorometholone 1% topical ocular steroid
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- United States Naval Medical Center, San Diego
Macula Lutea Opacity
Food or Supplemental Lutein Absorption
The aim of this study is to investigate in healthy adults, 18-40 years of age, how the absorption of 5 mg of L differs between consumption as a supplement, blended foods, and whole food equivalent of blended foods.
- Trial name
- FSLA20 (NCT04786392)
- Testing
- Lutein supplement, Food, blended, Food, unprocessed
- Where
- Australia
- Volunteers
- healthy volunteers welcome
- Sponsor
- The University of Queensland
Central Compartment Atopic Disease (CCAD)
Development of A Multi-section Olfactory Cleft Opacity Staging System in Patients With CCAD
This study aims to develop a modified CT scoring system to evaluate the association between olfactory cleft obstruction patterns and olfactory dysfunction in patients with central region atopic disease (CCAD).
- Trial name
- NCT07380945
- Testing
- Computer Tomography
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Fluorosis, Dental, Non-Fluoride Enamel Opacities
Treatment of Hypersensitivity Using Diode Laser and Desensitising Agent on Fluorosed and Non-fluorosed Teeth
The present study was designed as a randomised controlled clinical trial which was unicenter, double-blinded, parallel designed study, according to the Consolidated Standards of Reporting Trials (CONSORT) criteria, 2010.
- Conditions
- Fluorosis, Dental, Non-Fluoride Enamel Opacities, Dentin Sensitivity
- Trial name
- NCT03237793
- Testing
- Fluorosed Group, Non Flourosed Group
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Krishnadevaraya College of Dental Sciences & Hospital
Cataract, Lens Opacities
Comparison of ISOPURE and EYHANCE (Switzerland)
This is a prospective randomised open-label study with the aim to compare the visual performance of the premium monofocal Isopure IOL versus the extended depth of focus Eyhance® IOL after phaco-emulsification cataract surgery.
- Trial name
- PHY2301 (NCT05875922)
- Testing
- IOL implantation experimental (ISOPURE 1.2.3.), IOL implantation active comparator (TECNIS Eyhance)
- Where
- Switzerland
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract, Lens Opacities
Clinical Study to Compare Visual Performance of Two Trifocal IOLs
Prospective, randomised, controlled, single-surgeon, single-center post-market clinical follow up study to compare the clinical outcomes of two trifocal IOLs with different material
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1702 (NCT03347981)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Spain
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract, Lens Opacities
Clinical Study to Evaluate Clinical Outcomes of LuxSmart IOL as Compared With LuxGood IOL
This study is a multicentric, prospective, randomised, controlled, post-market clinical follow up (PMCF) study to investigate safety, visual outcomes and contrast sensitivity after bilateral implantation of either LuxSmart IOLs…
- Trial name
- NCT06105190
- Testing
- Implantation of premium monofocal IOL, LuxSmart (device under investigation), Implantation of monofocal IOL, LuxGood (control device)
- Where
- 8 sites in Austria, Czechia and 4 more
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Cutting Edge SAS
Cataract, Lens Opacities
PMCF Study on Comparison of EDOF Lenses (Switzerland)
Single center, prospective, randomised, controlled, double-blind post-market clinical follow-up (PMCF) study to compare the clinical outcomes of a premium monofocal intraocular lens (PhysIOL ISOPURE 1.2.3.) with clinical data…
- Trial name
- PHY2130 (NCT05235139)
- Testing
- IOL implantation experimental (ISOPURE 1.2.3.), IOL implantation active comparator (Acrysof Vivity)
- Where
- Switzerland
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract, Lens Opacities
Clinical Study to Investigate Visual Performance of a Hydrophobic Monofocal IOL After Bilateral Implantation
Prospective, non-randomised, open, controlled, single-center post-market clinical follow study about Micropure 1.2.3 IOL.
- Trial name
- PHY1801 (NCT03423524)
- Testing
- Micropure 1.2.3.
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Salt Hypertension From Excess Dietary Salt, Lens Opacities
Salt Sensitivity Hypertension and Lens Opacities
Salt-sensitive hypertension (SSH) accounts for about the half of all Hypertension (HT) cases .In SSH, Na+/K+-ATPase activity is impaired.
- Trial name
- NCT03385070
- Testing
- Lens examination
- Where
- Turkey (Türkiye)
- Volunteers
- 429 people, healthy volunteers welcome
- Sponsor
- Kecioren Education and Training Hospital
Prader Willi Syndrome, Obesity
Characterization of Transcriptional Regulators of Ghrelin Hormone Which Causes Genetic Obesity
The problem point of the Prader-Willi Syndrome (PWS) patient is the obesity which is intense and the plasma ghrelin level which increases unusual from the recently PWS patients was discovered.
- Trial name
- NCT01404624
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Cataract, Healthy
Test of QLS Device to Detect Early Cataracts
This study will test the reliability of an instrument called the Quasi Elastic Laser Scattering Device (QLS) in detecting early changes in cataract formation. Surgery is currently the only treatment for cataracts.
- Trial name
- NCT00001617
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Cataract, Traffic Accident
Validation of Mesopic and Photopic Contrast Vision Tests With Respect to Nighttime Driving Ability
A) The main purposes of this study are (i) to develop a related virtual reality (VR) environment in order to judge the nighttime driving ability under mesopic and under glare conditions (ophthalmologically healthy subjects and…
- Conditions
- Cataract, Traffic Accident, Vision Disorders, Driving Impaired
- Trial name
- ContrastVal (NCT03169855)
- Testing
- Slit lamp (LOCS III Score)
- Where
- Germany
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Aalen University
Opaque Bottles, Conventional, Clear Bottles
Opaque Bottle Study
The proposed research aimed to conduct an intervention study assessing the effect of feeding mode (clear versus opaque bottle) on the quality and outcome of infant feeding interactions.
- Trial name
- NCT03711370
- Testing
- Clear Bottle, Opaque Bottle
- Where
- United States
- Volunteers
- 152 people, healthy volunteers welcome
- Sponsor
- California Polytechnic State University-San Luis Obispo
Cataract, Lens Opacities
Feasibility Investigation of Biometry and Tomography Measurements in a Heterogeneous Patient Cohort
The planned clinical investigation will be conducted to acquire raw data for the development of the algorithm. The data acquisition is intended to obtain first impressions of the potential performance of the changed hardware and…
- Conditions
- Cataract, Lens Opacities, Artificial Lens Implant, Corneal Astigmatism
- Trial name
- BioBase (NCT05458661)
- Testing
- Clinical Prototype BioBase (SN 07 and SN 08)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec AG
Myopia, Small-incision Lenticule Extraction (SMILE) Surgery
Potential Risk Factors and Predictive Model Construction of OBL During SMILE
To explore the prediction of OBL by deep learning model in SMILE surgery
- Trial name
- NCT06577012
- Testing
- Small incision lenticule extraction
- Where
- China
- Volunteers
- 4,678 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Nanchang University
Cataract, Lens Opacities
Multicentric Clinical Study on Isatis TF Trifocal Intraocular Lens
The study will be a multicentric, prospective open-label ethics committee approved clinical study to investigate safety, visual outcomes, contrast sensitivity and rotational stability after bilateral implantation of Isatis TF IOL…
- Trial name
- NCT04465344
- Testing
- Implantation of trifocal IOL, Isatis TF (device under investigation), Implantation of monofocal IOL, Isatis (control device)
- Where
- 7 sites in Czechia, Spain
- Volunteers
- 188 people, healthy volunteers welcome
- Sponsor
- Cutting Edge SAS
Keratoconus, Corneal Opacity
OCT in Diagnosis of Irregular Corneas
This main goal of this study is to improve the detection, classification, monitoring, and treatment of irregular corneas due to keratoconus, warpage, dry eye, scar, stromal dystrophies, and other corneal conditions.
- Conditions
- Keratoconus, Corneal Opacity, Corneal Dystrophy
- Trial name
- NCT03504800
- Testing
- Optical Coherence Tomography
- Where
- United States
- Volunteers
- 445 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Floaters, Vitreous Opacities
Imaging of Vitreous Opacities in a Canadian Population
The goal of this clinical trial is to capture imaging data of eye floaters in the population to build an imaging database to learn more about them in.
- Trial name
- NCT06204848
- Testing
- SVO-ID
- Where
- Canada
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- PulseMedica