Clinical trials: Opacity
Cancer
STING MARK Universal Fiducial Marker System
Currently available fiducial marker and fiducial insertion strategies are rudimentary, imprecise, not compatible with multiple insertion catheters/needles and are overall unreliable.
- Trial name
- StingMark (NCT05465161)
- Testing
- Sting Mark Fiducial Marker
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Children, Adult, Molar Incisor Hypomineralization
Effectiveness of Infiltration With Resin in Treatment of MIH Incisors in Children Showing Opacities
Enamel development defects are the result of a set of environmental, systemic and genetic causal agents that reveal a multifactorial etiology model, which in anterior teeth produces a serious aesthetic problem, converted into a…
- Conditions
- Children, Adult, Molar Incisor Hypomineralization, Dental Diseases, Opacity
- Trial name
- NCT05597956
- Testing
- white defects, yellow defects, brown defects
- Where
- Spain
- Volunteers
- 110 people
- Sponsor
- University of Valencia
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
Intraocular Pressure, Corneal Opacity
Loteprednol vs. Prednisolone and Fluorometholone
Corneal haze, in which the cornea becomes cloudy, is a well-known and a potentially vision-threatening postoperative complication of photorefractive keratectomy (PRK).
- Trial name
- NCT03123614
- Testing
- Loteprednol Etabonate 0.5% Oph Gel, Prednisolone Acetate 1% Oph Susp
- Where
- United States
- Volunteers
- 131 people
- Sponsor
- University of Utah
Lens Opacity
Effects of Lycium Barbarum Supplements on the Progression of Senile Cataract in Hong Kong Chinese Population
With the rapid growing aging population, age-related eye diseases including cataract are becoming more prevalent. The demand for cataract surgery and post-surgical care posed enormous financial burdens to the government.
- Trial name
- NCT01142960
- Testing
- Starch, Lycium Barbarum
- Where
- Hong Kong
- Volunteers
- 238 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Osseointegration Failure of Dental Implant, Bone Density Increased
Emdogain Implementation With Transcrestal Sinus Lifting and Dental Implant Placement
The aim of this study is to evaluate the clinical and radiographic results of implants placed using osteotome sinus floor elevation (OSFE) with and without simultaneous enamel matrix derivative (EMD) application.
- Trial name
- NCT05507047
- Testing
- Enamel Matrix Protein
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- T.C. Dumlupınar Üniversitesi
Corneal Disease, Corneal Opacity
First in Human (FIH) Study to Assess Safety and Efficacy of the CorNeat KPro for the Treatment of Corneal Blindness
Prospective, open label, single arm, First in Human (FIH) clinical study to assess safety and efficacy of the CorNeat Keratoprosthesis, a synthetic cornea, for the treatment of corneal blindness
- Conditions
- Corneal Disease, Corneal Opacity, Corneal Injuries
- Trial name
- NCT04485858
- Testing
- CorNeat KPro
- Where
- 8 sites in United States, Canada and 3 more
- Volunteers
- 10 people
- Sponsor
- CorNeat Vision Ltd.
Lung Cancer
Osimertinib to Suppress the Progression of GGN(EGFR Mutation-positive)
This study designed to assess the efficacy of osimertinib (80 mg, orally, once daily) to suppress the progression of remaining GGN(s) in other lobes following surgical resection for actionable EGFR mutation-positive stage I lung…
- Trial name
- NCT04591002
- Testing
- Osimertinib 80 MG
- Where
- 2 sites in South Korea
- Volunteers
- 43 people
- Sponsor
- Samsung Medical Center
Floaters, Vitreous Opacities
Imaging of Vitreous Opacities in Human Eyes
Vitreous opacities (VOs), commonly known as floaters, are dark spots that appear in, and may float across your vision. Presently, there is a lack of available data in the literature regarding VOs.
- Trial name
- NCT06097897
- Testing
- SVO-ID
- Where
- Panama
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- PulseMedica
Molar Incisor Hypomineralisation, Enamel Hypomineralization
Comparison of Two Minimally Invasive Approaches for Masking Molar-Incisor Hypomineralization Opacities
This clinical study aimed to compare the effectiveness of two minimally invasive approaches for masking molar-incisor hypomineralization (MIH) opacities and to evaluate esthetic perceptions of children and their parents.
- Conditions
- Molar Incisor Hypomineralisation, Enamel Hypomineralization, Tooth Discoloration
- Trial name
- NCT07494682
- Testing
- Resin infiltration, Etch Bleach Seal Technique
- Where
- Turkey (Türkiye)
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Pamukkale University
Purpura, Thrombocytopaenic, Idiopathic
LENS - Long-term Eltrombopag Observational Study
A long term observational ocular safety study in adults who have received study medication (either active drug or placebo) in a phase II or III clinical study evaluating eltrombopag.
- Trial name
- LENS (NCT00643929)
- Testing
- Eltrombopag
- Where
- 71 sites in United States, Australia and 19 more
- Volunteers
- 164 people
- Sponsor
- GlaxoSmithKline
Corneal Injuries, Corneal Burns
Stem Cells Therapy for Corneal Blindness
This is a investigative initiated, comparative pilot clinical trial to ascertain the safety of application of ex-vivo cultivated limbal stem cells in human eyes for treating different superficial corneal pathologies.
- Conditions
- Corneal Injuries, Corneal Burns, Corneal Scars and Opacities
- Trial name
- ExCell (NCT02948023)
- Testing
- Ex-vivo cultivated limbal stem cell pool
- Where
- India
- Volunteers
- 100 people
- Sponsor
- L.V. Prasad Eye Institute
Lens Opacities, Cataract
Clinical Outcomes of an New EDOF IOL (Isopure®)
Single-center, retrospective, open-label observational study aiming to evaluate visual outcomes and patient satisfaction after bilateral implantation of Isopure® EDOF-IOL with a mono-minovision target.
- Conditions
- Lens Opacities, Cataract, Pseudophakia
- Trial name
- NCT05704686
- Testing
- Isopure 1.2.3 intraocular EDOF lens implantation
- Where
- Switzerland
- Volunteers
- 62 people
- Sponsor
- Kristof Vandekerckhove, MD, MBA
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
Lung Ground-glass Opacities, Active Surveillance
Active Surveillance for Limited GGNs
This study is a single-arm, multi-center, phase III trial conducted under the Eastern Cooperative Thoracic Oncoloy Project (ECTOP) .
- Trial name
- NCT06394037
- Testing
- Active surveillance
- Where
- China
- Volunteers
- 387 people
- Sponsor
- Fudan University
Cataract, Lens Subluxation
Efficacy of an Ocular Bandage Contact Lens for the Treatment of Dry Eye After Complicated and Combined Cataract Surgery
To study the efficacy of an ocular bandage contact lens for the treatment of dry eye after complicated and combined cataract surgery
- Conditions
- Cataract, Lens Subluxation, Hypermature Cataract, Corneal Opacity
- Trial name
- NCT04120389
- Testing
- bandage contact lenses(PureVision; Bausch & Lomb Inc., Rochester, NY), phacoemulsification
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
COVID-19, Mechanical Ventilation
Risk Factors for Prolonged Invasive Mechanical Ventilation in COVID-19 Acute Respiratory Distress Syndrome
This multicentric prospective clinical practice study aims at evaluating clinical factors associated with a prolonged invasive mechanical ventilation and other outcomes such as mortality and ICU length of stay in patients…
- Conditions
- COVID-19, Mechanical Ventilation, Quality of Life, Radiologic Increased Density of Lung
- Trial name
- NCT04411459
- Testing
- Invasive mechanical ventilation
- Where
- 20 sites in Italy
- Volunteers
- 470 people
- Sponsor
- Azienda Usl di Bologna
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
Skin Laxity
Lifting and Tightening of the Face and Neck Following an Increased Density Treatment
The purpose of this study is to evaluate the Ulthera® System for obtaining lift and tightening of the cheek tissue, reduction of jowling, and improving jawline definition and/or submental skin laxity when increased density…
- Trial name
- NCT01519206
- Testing
- Ulthera System Treatment
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Ulthera, Inc
Cataract, Lens Opacities
Premium Trifocal IOL Comparative Analysis
Short and long-term analysis of the refraction correction and optical image quality of modern premium intraocular lenses (IOLs) with the establishment of a database for quality assurance and optimization the computation constants…
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- NCT04875455
- Testing
- POD F GF (BVI Medical), POD F (BVI Medical), Panoptix (Alcon Inc) IOL implantation
- Where
- 4 sites in Germany
- Volunteers
- 133 people
- Sponsor
- Beaver-Visitec International, Inc.