Clinical trials: Penetrating Keratoplasty
Corneal Transplantation, Corneal Graft Rejection
Study to Assess LX201 for Prevention of Corneal Allograft Rejection or Graft Failure in Subjects Who Have Experienced One or More Rejection Episodes Following Penetrating Keratoplasty
This study will evaluate the use of LX201 to prevent future graft rejection episodes and/or graft failure in patients who have undergone corneal transplantation and who have recently experienced a rejection episode due to an…
- Trial name
- NCT00447642
- Testing
- LX201
- Where
- 30 sites in United States, Germany
- Volunteers
- 122 people
- Sponsor
- Lux Biosciences, Inc.
Penetrating Keratoplasty, Multiple Graft Failure
Subconjunctival Humira for Boston Keratoprosthesis
This trial is studying the safety and tolerability of receiving an injection of adalimumab (Humira) during the Boston Keratoprosthesis (KPro) surgery.
- Conditions
- Penetrating Keratoplasty, Multiple Graft Failure, Ocular Cicatricial Pemphigoid, Stevens-Johnson Syndrome
- Trial name
- NCT06926478
- Testing
- Adalimumab Injection
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Massachusetts Eye and Ear Infirmary
Corneal Diseases, Cornea Transplant
Study to Assess the Efficacy and Safety of LX201 for Prevention of Corneal Allograft Rejection Episodes and Graft Failure in Subjects at Increased Immunological Risk
This was a pivotal trial to determine whether LX201 reduces the likelihood of a graft rejection episode following corneal transplantation in patients at high immunological risk for rejection.
- Trial name
- NCT00447187
- Testing
- LX201
- Where
- 30 sites in United States, Germany
- Volunteers
- 368 people
- Sponsor
- Lux Biosciences, Inc.
CORNEAL OPACITY WITH POOR PROGNOSIS FOR CORNEAL TRANSPLANT
SINGLE PATIENT EXPANDED ACCESS OF A PROSPECTIVE, MULTICENTER CLINICAL TRIAL DESIGNED TO EVALUATE THE SAFETY AND PROBABLE BENEFIT OF THE KERAKLEAR NON-PENETRATING KERATOPROSTHESIS IN SUBJECTS WITH CORNEAL OPACITY WITH POOR PROGNOSIS FOR CORNEAL TRANSPLANT
This is for a "Single Patient Expanded Access" of an on-going study (IRB#2017-3526). In the on-going study, the maximum number of subject will be 35 subjects (35 eyes) will be implanted with the KeraKlear device and will be…
- Trial name
- NCT03812341
- Testing
- Experimental
- Where
- United States
- Sponsor
- University of California, Irvine
Lipid Keratopathy, Penetrating Keratoplasty
Safety and Effectiveness of Subconjunctival Injection of Bevacizumab in the Treatment of Corneal Neovasculization
1. Purpose:Our animal study demonstrated the effectiveness of subconjunctival injection of bevacizumab in the inhibition of corneal neovasculization formation.
- Conditions
- Lipid Keratopathy, Penetrating Keratoplasty, Herpetic Keratopathy, Rosacea
- Trial name
- NCT00681603
- Testing
- subconjunctival injection of bevacizumab ( 1.25 to 2.50 mg)
- Where
- Taiwan
- Volunteers
- 13 people
- Sponsor
- National Taiwan University Hospital
Corneal Blindness
A Clinical Study to Evaluate the KeraKlear Keratoprosthesis in Patients With Corneal Opacity
To evaluate the safety and probable benefit of the KeraKlear Non-Penetrating Keratoprosthesis when implanted in an eye with corneal opacity that is at high risk of complications with PK.
- Trial name
- NCT03126903
- Testing
- KeraKlear Non-Penetrating Keratoprosthesis
- Where
- 4 sites in United States
- Volunteers
- 11 people
- Sponsor
- KeraMed, Inc.
Keratoconus
Outcomes in a Comparison of Manual Penetrating Keratoplasty and the IntraLase® Enabled Keratoplasty
To compare the early visual results and postoperative recovery between two groups of keratoconic patients - one group having undergone a traditional, mechanical vacuum trephine procedure while the second group underwent…
- Trial name
- NCT00566605
- Testing
- Penetrating keratoplasty with IntraLase, Penetrating keratoplasty with vacuum trephine
- Where
- Brazil
- Volunteers
- 60 people
- Sponsor
- Hospital Oftalmologico de Sorocaba
Glaucoma, Corneal Transplantation
Inflammatory Mediators of Glaucoma After Corneal Transplantation (AH-Tears)
Glaucoma is the most common threat to vision rehabilitation in patients with Boston keratoprosthesis type 1 (KPro) implantation.
- Conditions
- Glaucoma, Corneal Transplantation, Inflammation
- Trial name
- AH-Tears (NCT04339907)
- Testing
- Sampling of tears, Sampling of aqueous humor
- Where
- Canada
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Corneal Transplantation
Ocular Penetration of 1.5% Levofloxacin and 0.5% Moxifloxacin During Corneal Transplant Surgery
Compare the corneal penetration of levofloxacin 1.5% and moxifloxacin 0.5% in patients undergoing penetrating keratoplasty (PK)
- Trial name
- NCT00764582
- Testing
- 1.5% levofloxacin ophthalmic solution, 0.5% moxifloxacin ophthalmic solution
- Where
- 8 sites in United States
- Volunteers
- 60 people
- Sponsor
- Santen Inc.
Corneal Neovascularization, Corneal Graft Failure
Safety and Efficacy of Bevacizumab in High-Risk Corneal Transplant Survival
The leading risk factor for corneal transplant rejection is abnormal blood vessel growth of the host bed. Vascular endothelial growth factor (VEGF) is thought to be a mediator of this corneal neovascularization (NV), therefore we…
- Trial name
- NCT01072357
- Testing
- Avastin® (bevacizumab), 0.9% NaCl & Refresh Liquigel
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Reza Dana, MD
Refractive Surgery
Accelerated Versus Standard CXL in the Treatment of Ectasia Post Refractive Surgery and Penetrating Keratoplasty.
WHAT WAS KNOWN *Standard CXL is the common procedure for treating progressive corneal ectasia. Modifications of the standard protocol were introduces to reduce its complications especially long exposure to ultraviolet rays.
- Trial name
- NCT03791684
- Testing
- Cross linking
- Volunteers
- 111 people
- Sponsor
- Menoufia University
Anterior Chamber Inflammation, Ocular Pain
A Retrospective Review of DEXTENZA 0.4 mg inseRt Following Corneal Transplant or Cataract Surgery
A Retrospective Review of Pain and Inflammation Resolution Outcomes in Patients Who Received DEXTENZA Intracanalicular Dexamethasone (0.4 mg) Insert Prior to or Following Corneal transplant or Cataract surgery
- Conditions
- Anterior Chamber Inflammation, Ocular Pain, Corneal Edema, Corneal Defect
- Trial name
- NCT04975971
- Testing
- Dextenza 0.4Mg Ophthalmic Insert
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nicole Fram M.D.
Keratoconus, Corneal Dystrophies
Laser Assisted Procedures in Penetrating Keratoplasty
Laser- assisted procedures in penetrating keratoplasty (PK) are proposed to improve the surgical outcomes: minimally invasive procedures, improved biomechanical stability of the transplanted flap, reduction of rejection risks…
- Conditions
- Keratoconus, Corneal Dystrophies, Corneal Opacity
- Trial name
- NCT02173847
- Testing
- Penetrating keratoplasty, Femtosecond laser, Diode laser
- Where
- Italy
- Volunteers
- 22 people
- Sponsor
- Ospedale Santo Stefano
Corneal Neovascularization, Corneal Graft Failure
A Multi-Center Study of the Safety and Efficacy of Bevacizumab in High-Risk Corneal Transplant Survival
The goal of this study is to investigate whether using bevacizumab (Avastin®) is both safe and effective at decreasing the likelihood of a high-risk corneal graft rejection.
- Trial name
- NCT01996826
- Testing
- Avastin® (bevacizumab), 0.9% NaCl & Refresh Liquigel
- Where
- 3 sites in United States
- Volunteers
- 75 people
- Sponsor
- Reza Dana, MD
Corneal Transplantation
Clinical Study on the Treatment of Mixed Component Cornea for High Risk Keratoplasty
Because of the immunologically privileged nature of the cornea, the graft rejection rate is less than 10% for low-risk keratoplasty.
- Trial name
- NCT04490902
- Testing
- Limbal transplantation combined with central penetrating keratoplasty
- Where
- China
- Volunteers
- 80 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Glaucoma Following Surgery
Topical Infliximab in Eyes With Penetrating Keratoplasty
Penetrating keratoplasty is a cornea surgery involving several inflammatory complications, of which the most important is glaucoma.
- Trial name
- NCT05180994
- Testing
- Topical infliximab, No topical infliximab
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Keratoconus
A Randomized Clinical Trial of Ex Vivo Corneal Cross-Linking of Donor Keratoplasty Tissue for Keratoconus Used for Keratoplasty in Keratoconus Patients
This randomized clinical trial will assess corneal astigmatism and visual outcomes in participants who have undergone corneal transplantation for keratoconus with ex vivo cross-linked donor corneal tissue versus participants who…
- Trial name
- EVOKE (NCT04584125)
- Testing
- Riboflavin 5'-phosphate in 20% dextran ophthalmic solution) 0.146% with UV light, Riboflavin 5'-phosphate in 20% dextran ophthalmic solution) 0.146% without UV light
- Where
- United States
- Volunteers
- 216 people
- Sponsor
- Joseph B. Ciolino, MD
Corneal Epithelial Defect, Diabetic Retinopathy
Topical Autologous Serum Application for the Treatment of Corneal Epithelium Defect After Ocular Surgeries
Ophthalmology ,cornea Autologous serum has long been known to be effective to promote corneal epithelial wound healing in a variety of ocular surface disorders.
- Conditions
- Corneal Epithelial Defect, Diabetic Retinopathy, Penetrating Keratoplasty
- Trial name
- NCT01075347
- Testing
- autologous serum, Non-autologous serum
- Where
- Taiwan
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Penetrating Keratoplasty
Topical FK506 (Tacrolimus) for Prevention of Immune Reactions Following Penetrating Keratoplasty
Background: Patients following allogeneic keratoplasty are treated with topical and frequently with systemic steroids to prevent immune reactions. Steroids are known to yield good results, but exert a wide range of side effects.
- Trial name
- NCT00463723
- Testing
- FK506 0.06% (eye drops)
- Sponsor
- University Hospital Freiburg
Keratoconus
Treatment of Keratoconus With PALK Versus PK
The purpose of this study is to evaluate the visual results of patients with keratoconus treated with one of two techniques: penetrating keratoplasty (PK) vs. pachymetry and Excimer laser assisted lamellar keratoplasty (PALK).
- Trial name
- NCT02625467
- Testing
- Penetrating keratoplasty, Pachymetry and Excimer laser assisted lamellar keratoplasty, Treatment posterior to surgery
- Volunteers
- 28 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana