Clinical trials: Opacity
Eye Disease, Inflammation
Analysis of Eye Tissue
The purpose of this investigation is to better understand the inflammatory process that occurs in uveitis (eye inflammation) through study of eye tissues.
- Conditions
- Eye Disease, Inflammation, Uveitis
- Trial name
- NCT00001224
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- National Eye Institute (NEI)
Mucolipidosis Type IV
The Natural History of Mucolipidosis Type IV
The purpose of this study is to define the natural history of Mucolipidosis Type IV and identify potential clinical outcome measures.
- Trial name
- NCT01067742
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Baylor Research Institute
Keratoconus, Corneal Opacity
Femtosecond Laser-assisted Anterior Lamellar Keratoplasty
The purpose of the study is evaluating safety and clinical efficiency of full femtosecond laser-assisted anterior lamellar keratoplasty (FS-ALK) for curing patients with keratoconus and corneal opacities
- Trial name
- NCT02301598
- Testing
- FS-ALK (Femtolaser-assisted anterior lamellar keratoplasty)
- Volunteers
- 13 people
- Sponsor
- The S.N. Fyodorov Eye Microsurgery State Institution
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
Visual Performance, Patient Satisfaction and PCO Rate After Implantation of a Trifocal Hydrophobic IOL
Prospective, controlled, single-surgeon, single-center post-market clinical follow up study to investigate the clinical outcomes of a hydrophobic trifocal IOL (PhysIOL POD F GF)
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1703 (NCT03306342)
- Testing
- IOL implantation experimental
- Where
- France
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract
A Novel Congenital Cataract Category System
Congenital cataracts (CC) are the leading cause of childhood visual disabilities and treatable childhood blindness worldwide1. CC patients have a wide range of presentations of lens opacities and are generally categorized into…
- Trial name
- NCT02793869
- Where
- China
- Volunteers
- 428 people
- Sponsor
- Sun Yat-sen University
Keratoconus, Cornea
Evaluation Of Deep Anterior Lamellar Keratoplasty By Anterior Segment Ocular Coherence Tomography
Investigators' research is concerned observing the post-operative anterior segment OCT changes throughout the post- operative follow up of the patient and relating to improve the visual outcome of the surgery which is the goal of…
- Conditions
- Keratoconus, Cornea, Corneal Opacity
- Trial name
- NCT05345652
- Testing
- deep anterior lamellar keratoplasty
- Volunteers
- 20 people
- Sponsor
- Assiut University
Bone Density Increased
Radiographic Assessment of Bone Dimension Around Immediate Implants With FDBA and I-PRF vs FDBA Alone
The present study is a human, prospective, parallel, randomised controlled clinical trial conducted for radiographic assessment of bone dimension around immediate implants with FDBA and I-PRF vs FDBA Alone The trial is in…
- Trial name
- NCT06522321
- Testing
- i-PRF and FDBA
- Where
- India
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Krishnadevaraya College of Dental Sciences & Hospital
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
Comparison of Clinical Outcomes on Trifocal IOLs FineVision POD F GF and FineVision POD F in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs with different material (hydrophobic and hydrophilic) from the same manufacturer.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1706 (NCT03306355)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Corneal Scars and Opacities
Limbus-derived Stem Cells for Prevention of Postoperative Corneal Haze
This is a investigator-initiated pilot clinical trial to ascertain the safety and efficacy of application of ex-vivo cultivated limbal stem cells in human eyes for treating Corneal Haze after Photo-Therapeutic/Refractive…
- Trial name
- NCT03295292
- Testing
- Stem cells, Vehicle
- Where
- India
- Volunteers
- 15 people
- Sponsor
- L.V. Prasad Eye Institute
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
Lung Neoplasms, Carcinoma Non-small-cell Lung
Treatment of Multifocal Lung Adenocarcinoma
To gather preliminary safety and outcome data for the multimodality treatment of lung adenocarcinoma in the setting of multifocal BAC.
- Conditions
- Lung Neoplasms, Carcinoma Non-small-cell Lung, Adenocarcinoma
- Trial name
- NCT01946100
- Testing
- Multifocal Lung Adenocarcinoma
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Mayo Clinic
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)
Cataract Extraction
A Randomized Study of Intraocular Caliper-assisted Capsulotomy for Age-related Cataract Patients With Corneal Limbus Opacity
The purpose of this study is to compare the accuracy of capsulotomy assisted by intraocular caliper and Verion navigation system in phacoemulsification surgery and postoperative visual quality for age-related cataract patients…
- Trial name
- NCT04977102
- Testing
- Intraocular caliper-assisted capsulotomy, Verion navigation system-assisted capsulotomy
- Where
- China
- Volunteers
- 74 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen 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
Corneal Scars and Opacities
To Evaluate the Clinical Safety and Efficacy of Limbal Stem Cell for Treatment of Superficial Corneal Pathologies".
This study proposes to investigate the transplantation of ex-vivo cultivated allogenic limbal stromal cells for the treatment of the corneal pathologies.
- Trial name
- NCT04932629
- Testing
- Ex-vivo cultivated Allogeneic limbal stromal stem cells
- Volunteers
- 20 people
- Sponsor
- L.V. Prasad Eye Institute
Molar Incisor Hypomineralization
Three Approaches of Resin Infiltration for MIH Incisor Opacities
Molar incisor hypomineralization (MIH) is a condition which involves enamel hypomineralization of one to four first permanent molars with or without permanent incisors.
- Trial name
- NCT07715370
- Testing
- Resin infiltration, microabrasion, Etch-bleach
- Where
- Egypt
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
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
Senile Cataract
Phacoemulsification in Patients With Corneal Opacities
In this retrospective case series, the feasibility of performing phacoemulsification using slit illumination in eyes with corneal opacity was assessed.
- Trial name
- NCT05014269
- Testing
- Phacoemulsification in eyes with corneal opacities
- Volunteers
- 10 people
- Sponsor
- Assiut University