Clinical trials: Corneal Transplant
Refractive Error, Corneal Implantation
Piggyback Sulcoflex Toric IOL for Correcting Refractive Error Following Corneal Transplantation
A prospective study to evaluate the safety and efficacy of a piggyback sulcoflex toric intraocular lens in pseudophakic patients for correcting refractive errors following corneal transplantation
- Conditions
- Refractive Error, Corneal Implantation, Intraocular Lens Implantation
- Trial name
- NCT01718184
- Testing
- toric intraocular lens implantation, Sulcoflex intraocular lens implantation
- Where
- Israel
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Rabin Medical Center
Limbal Stem Cell Deficiency, Stevens-johnson Syndrome
Clinical Trial on the Effect of Autologous Oral Mucosal Epithelial Sheet Transplantation
To investigate the effect of ocular surface reconstruction and assess the safety in cultivated oral mucosal epithelial cell sheet transplantation (COMET) regarding patients with cicatricial change of ocular surface.
- Conditions
- Limbal Stem Cell Deficiency, Stevens-johnson Syndrome, Ocular Cicatricial Pemphigoid, Chemical Burn
- Trial name
- NCT02149732
- Testing
- cultivated oral mucosal epithelial sheet transplantation
- Where
- 2 sites in South Korea
- Sponsor
- Seoul National University Hospital
Corneal Wound Healing
Sutureless Cryopreserved Amniotic Membrane Graft (ProKera) and Wound Healing After Photorefractive Keratectomy
The purpose of this study is to evaluate the effect of ProKera on corneal wound healing after photorefractive keratectomy (PRK) in terms of re-epithelialization, pain, adverse effects, visual recovery, refractive accuracy, and…
- Trial name
- NCT00915759
- Testing
- ProKera, Bandage contact lens
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Walter Reed National Military Medical Center
Cataract, Fuchs Endothelial Corneal Dystrophy
Partial Range Of Field IOLs in DMEK-Enabled Procedures
Study Overview This study aims to evaluate the visual outcomes, quality of vision, and patient satisfaction after receiving an extended range PRoF intraocular lens (IOL) during triple Descemet Membrane Endothelial Keratoplasty…
- Trial name
- PROFIDE (NCT07441616)
- Testing
- combined cataract and lamellar endothelial keratoplasty
- Where
- Belgium
- Volunteers
- 10 people
- Sponsor
- Universitair Ziekenhuis Brussel
Primary Pterygium, Astigmatism
Preoperative and Postoperative Refractive and Topographic Evaluation in Patients With Primary Pterygium: Comparison of Two Surgical Techniques
This study evaluated changes in refractive status and corneal topography before and after surgical treatment of primary pterygium.
- Trial name
- RETOP (NCT07742995)
- Testing
- Conjunctival Autograft, Amniotic Membrane Transplantation
- Volunteers
- 78 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Corneal Graft Rejection, CD160
CD160 Expression in Corneal Vessels
Despite improvements in corneal transplantation, anti-angiogenic and anti-lymphangiogenic factors remain to be be identified. CD160 is an anti-angiogenic target: its expression seems to be restricted to some immune cells and to…
- Conditions
- Corneal Graft Rejection, CD160, Angiogenesis, Lymphangiogenesis
- Trial name
- NCT05009407
- Testing
- Immunohistochemistry and clinical analyses on patients and corneas
- Where
- France
- Volunteers
- 43 people
- Sponsor
- CHU de Reims
Corneal Transplantation
The German Keratoplasty Registry of the German Ophthalmological Society (DOG)
Aim of this study is to reflect on the changing trends in absolute numbers, surgical techniques and indications of corneal transplantations being performed in Germany.
- Trial name
- NCT03381794
- Testing
- Corneal transplantation
- Where
- Germany
- Volunteers
- 100,000 people
- Sponsor
- Universität des Saarlandes
Corneal Transplantation
Prospective Study of Deep Anterior Lamellar Keratoplasty Using Acellular Porcine Cornea
The performance of keratoplasty is hampered by the limited availability of donor cornea in many countries, especially in Asia. For this reason, attempts have been made to fabricate artificial substitutes for natural human cornea.
- Trial name
- NCT03105466
- Testing
- Deep anterior lamellar keratoplasty, Acellular Porcine Cornea, Tacrolimus eye drops
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Corneal Transplantation, Glaucoma
Timing of Glaucoma Drainage Device With Boston Keratoprosthesis
Boston keratoprosthesis (KPro) is a piece of specialized plastic that replace sick cornea (transparent structure at the front of the eye) in patients who have failed or those who are expected to have poor results with traditional…
- Trial name
- GDD-KPro (NCT02084745)
- Testing
- Boston keratoprosthesis type 1, Glaucoma drainage device
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Corneal Ulcers, Corneal Melting
Safety Study of a Sutureless Amniotic Membran Transplantation to Treat Ocular Surface Disorders (Expanded Access)
The investigators aimed at developing a technique to apply amniotic membrane to a diseased ocular surface without surgical intervention (sutureless amniotic membrane transplantation).
- Trial name
- AmnioClip (NCT02168790)
- Testing
- Amniotic membrane ring
- Where
- Germany
- Volunteers
- 7 people
- Sponsor
- Klinikum Chemnitz gGmbH
Scleral Thinning
Comparison Amongst Scleral, Corneal and Amniotic Membrane Grafts to Restore Scleral Thinning
The purpose of this study is to evaluate the use of preserved scleral, corneal and amniotic membrane graft for the surgical repair of scleral thinning of different sizes in patients underwent surgery of pterygium with associated…
- Trial name
- NCT00801073
- Testing
- Human Amniotic Membrane Transplantation
- Volunteers
- 49 people
- Sponsor
- Federal University of São Paulo
Corneal Transplantation
Safety and Efficacy of Corneal Preservation Solution for Corneal Transplantation
The goal of this clinical trial is to learn if a corneal preservation solution can safely and effectively preserve donor corneas for corneal transplantation in patients who need penetrating keratoplasty (PKP) or endothelial…
- Trial name
- NCT07874568
- Testing
- penetrating keratoplasty
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Shandong Branden Med.Device Co.,Ltd
Fuchs Endothelial Corneal Dystrophy
Targeting Reactive Oxygen Species Production as a Novel Therapeutic in Fuch's Endothelial Corneal Dystrophy
This protocol will investigate whether topical application of N-acetyl cysteine (NAC) eye drops decreases oxidative stress and confers cytoprotection in patients with FECD.
- Trial name
- NCT04440280
- Testing
- N-acetyl cysteine (NAC) 10% solution, N-acetyl cysteine (NAC) 20% solution, Visine Dry Eye Relief eye drops
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Pseudophakic Bullous Keratopathy, Fuchs' Endothelial Dystrophy
The OPTIMISE Study
Rationale: The cornea is the most transplanted tissue in the Netherlands, with more than 1,500 procedures performed each year. A minimally invasive technique called Descemet Membrane Endothelial Keratoplasty (DMEK) has become the…
- Conditions
- Pseudophakic Bullous Keratopathy, Fuchs' Endothelial Dystrophy, Intraocular Pressure
- Trial name
- NCT05716945
- Testing
- Fluorometholone 0.1% Oph Susp, Dexamethasone 0.1% ophthalmic suspension, Stop steroids
- Where
- 8 sites in Netherlands
- Volunteers
- 342 people
- Sponsor
- Maastricht University Medical Center
Limbus Corneae Insufficiency Syndrome
Safety Study of Stem Cell Transplant to Treat Limbus Insufficiency Syndrome
The purpose of the study is to determine whether allogenic bone marrow stem cell transplant is safe and effective in the treatment of limbus insufficiency syndrome versus allogenic limbus stem cell transplant.
- Trial name
- NCT01562002
- Testing
- Stem Cell with Amniotic Membrane Transplant
- Where
- Spain
- Volunteers
- 27 people
- Sponsor
- Instituto Universitario de Oftalmobiología Aplicada (Institute of Applied Ophthalmobiology) - IOBA
Corneal Diseases
Functional Antigen Matching in Corneal Transplantation
Penetrating keratoplasty is one of the most commonly performed transplantation surgeries. Graft rejection is a major complication.
- Trial name
- FANCY (NCT00810472)
- Testing
- HLA Matching, Penetrating keratoplasty
- Where
- Germany
- Volunteers
- 650 people
- Sponsor
- University Hospital Freiburg
Chemical Injuries, Unspecified Complication of Corneal Transplant
Use of Cross-linked Donor Corneas as Carriers for the Boston Keratoprosthesis
The purpose of the pilot study is to test the efficacy and safety of riboflavin/Ultraviolet A (UVA) cross-linked human donor corneas as carriers for the Boston Keratoprosthesis (Boston KPro) in patients with higher risk for…
- Conditions
- Chemical Injuries, Unspecified Complication of Corneal Transplant, Autoimmune Diseases, Ocular Cicatricial Pemphigoid
- Trial name
- NCT01582880
- Testing
- Riboflavin
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Joseph B. Ciolino, MD
Limbal Stem Cells Deficiency
A Clinical Study on Co-transplantation of Autologous Limbal Stem Cells and Corneal Stromal Stem Cells to Repair Corneal Injury
This study aims to: 1) verify the feasibility of treating limbal stem cell deficiency (LSCD) caused by chemical injury with autologous limbal stem cell transplantation combined with corneal stromal stem cell transplantation; 2)…
- Trial name
- NCT06700655
- Testing
- Cornea limbal stem cell transplantation group, Corneal transplantation, Cornea limbal stem cell transplantation combined corneal stromal stem cell group
- Volunteers
- 60 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Fuchs Endothelial Corneal Dystrophy, Pseudophakic Bullous Keratopathy
The Postoperative Head Position as a Predictor of the Surgical Outcome After DMEK
This study aims to investigate the influence of postoperative head position on clinical outcomes after DMEK via a wearable sensor.
- Conditions
- Fuchs Endothelial Corneal Dystrophy, Pseudophakic Bullous Keratopathy, Chemical Burn of Cornea, Posterior Polymorphous Corneal Dystrophy
- Trial name
- NCT04387331
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- Peter Wiedemann
Descemet Stripping Automated Endothelial Keratoplasty (DSAEK), Descemet Membrane Endothelial Keratoplasty (DMEK)
DSAEK/DMEK and Cystoid Macular Edema - the Role for Topical NSAIDs (Nepafenac) (DMEC)
The DMEC trial is a randomized clinical two-arm trial comparing inflammation and cystoid macular edema for the medication regimens postoperative topical NSAIDs and steroids to only postoperative topical steroids in patients…
- Trial name
- DMEC (NCT05072262)
- Testing
- Nepafenac Ophthalmic, Dexamethasone Ophthalmic
- Where
- Norway
- Volunteers
- 300 people
- Sponsor
- Oslo University Hospital