Clinical trials: Vitreoretinal Surgeries
Ophthalmopathy
Evaluating Medium-chain Triglycerides as a Temporary Intraocular Tamponading Agent for Retinal Detachment
Background : Surgery is needed in order to flatten and position a detached retina onto the choroid, to allow sealing of the tears and to prevent or reverse vision loss.
- Trial name
- MCT (NCT03855462)
- Testing
- MCT oil injection
- Where
- 2 sites in France
- Volunteers
- 10 people
- Sponsor
- University Hospital, Toulouse
Retinal Diseases, High Myopia
Long-shaft Vitrectomy Probe in Highly Myopic Eyes
This study aimed to compare the safety and efficacy of vitrectomy probe with different shaft lengths in vitreoretinal surgery of highly myopic patients.
- Trial name
- NCT04902170
- Testing
- 25 gauge pars plana vitrectomy
- Where
- Taiwan
- Volunteers
- 86 people
- Sponsor
- National Taiwan University Hospital
Cataract, Vitreoretinal Abnormality
Influence of Different Tamponade Eyes on IOL-capsular Complex
Cataract and vitreoretinal diseases often occur simultaneously or cataract is a predictable consequence of vitreoretinal surgery.A combined surgery called phacovitrectomy, has been proved to be comparably safe and effective…
- Trial name
- NCT05296486
- Testing
- phacovitrectomy surgery with silicone oil tamponade, phacovitrectomy surgery with gas tamponade, phacovitrectomy surgery with balanced saline solution tamponade
- Volunteers
- 100 people
- Sponsor
- Wenzhou Medical University
Diabetic Retinopathy, Retinal Neovascularisation
Ranibizumab in Diabetic Vitrectomy. A Prospective, Randomised Controlled Trial of Ranibizumab Pre-treatment in Diabetic Vitrectomy - a Pilot Study
This study will evaluate the effect of ranibizumab on patients undergoing vitrectomy surgery for the complications of diabetic retinopathy.
- Trial name
- RaDiVit (NCT01306981)
- Testing
- Ranibizumab, Saline
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Macular Hole, Visual Acuity
Combined Versus Successive Macular Hole and Cataract Surgery
The purpose of this study is to compare functional and anatomical results of a combined surgery and two time surgery for macular hole and cataract extraction in one hundred and twenty patients (120 eyes) with idiopathic Macular…
- Trial name
- NCT01069029
- Where
- France
- Volunteers
- 120 people
- Sponsor
- Centre Hospitalier Universitaire Dijon
Macular Holes
Evaluation of Anatomic and Visual Outcomes of Initially Closed Macular Holes
To evaluate the anatomic and visual outcomes in patients with initially closed macular holes after vitreoretinal surgery and with one to seven years of follow-up.
- Trial name
- NCT01229657
- Where
- China
- Volunteers
- 79 people
- Sponsor
- Sun Yat-sen University
Intraocular Pressure
Evaluation of Intraocular Pressure Following a Vitreoretinal Surgery Using Goldmann Applanation Tonometry, Icare and Accupen
The goal of this prospective controlled study is to measure the reliability of two intraocular pressure (IOP)-measuring instruments in comparison to the gold standard, Goldmann applanation tonometry (GAT) following vitreo-retinal…
- Trial name
- NCT06522867
- Testing
- Intraocular pressure measure
- Where
- Canada
- Volunteers
- 67 people
- Sponsor
- CHU de Quebec-Universite Laval
Macular Pucker, Macular Hole
Membrane Blue Versus Infracyanine Green
To compare possible toxicities of membrane blue and infracyanine green in vivo by macular function and peripheral visual field.
- Trial name
- NCT00555269
- Volunteers
- 30 people
- Sponsor
- The Ludwig Boltzmann Institute of Retinology and Biomicroscopic Laser Surgery
Ophthalmological Virtual Surgery Training
Virtual Surgery: Construction of a Training Program and Analysis of Significant Factors for Operating Performance
Operations in the retina and removal of the vitreous (vitrectomy) is a type of operation where the surgeon requires much training and where there is an increased risk of operative complications in the early stage.
- Trial name
- NCT02559661
- Testing
- Training on a virtual simulator in eye surgery
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Vitreoretinal Surgery
Comparative Study Between Different Additives to Lidocaine 2٪ for Peribulbar Block in Vitreoretinal Surgery
Peribulbar block, is the favored anesthetic technique for numerous ophthalmic procedures due to its lower rate of associated complications .
- Trial name
- NCT07519694
- Testing
- · Group M (Midazolam):, · Group C (Cisatracurium):, Group L (Control)
- Where
- Egypt
- Volunteers
- 90 people
- Sponsor
- Sohag University
Surgery
Use of Fibrin Glue in Vitreoretinalsurgery
To study the Safety and Efficacy of the use of fibrin glue in vitreoretinal surgery
- Trial name
- fibringlue (NCT01022164)
- Testing
- fibrin glue
- Where
- Mexico
- Volunteers
- 50 people
- Sponsor
- Asociación para Evitar la Ceguera en México
Diabetic Macular Edema
Vitrectomy Retinal Oxygenation
Vitrectomy is the common treatment for patients with macular edema secondary to epiretinal membrane. Recently, in eyes with diabetic macular edema or persistent macular edema following retinal vein occlusion, vitrectomy will be…
- Trial name
- NCT01510691
- Where
- Austria
- Sponsor
- Stefan Sacu
Analgesia
Peribulbar Block Versus Subtenon's Injection in Redo Vitreoretinal Surgery
To compare the efficacy and efficiency of peribulbar block versus sub-Tenon's capsule injection of local anesthetic in redo vitreoretinal surgery
- Trial name
- subtenon's (NCT04978415)
- Testing
- peribulbar block versus subtenon's block
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Abeer Samir Salem
Retinal Detachment, Epiretinal Membrane
PIONEER: Intraoperative and Perioperative OCT Study
OCT provides high-resolution information regarding the anatomic structure of the tissues of the eye in a 2-dimensional and 3-dimensional view. Much of this information is not able to be recognized by a clinician.
- Conditions
- Retinal Detachment, Epiretinal Membrane, Macular Hole, Fuchs Endothelial Dystrophy
- Trial name
- PIONEER (NCT02423161)
- Where
- United States
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Apnea
Rates of Apnea in Patients Undergoing Vitreoretinal Surgery
The purpose of this study is to determine if apnea (the stopping of breathing) occurs in patients undergoing undergoing monitored anesthesia care (MAC) for vitreoretinal surgery
- Trial name
- NCT01745341
- Where
- United States
- Volunteers
- 113 people
- Sponsor
- Stanford University