Clinical trials: Vitreous Hemorrhage
Macular Edema Due to Diabetes Mellitus, Vitreous Hemorrhage
Comparison of Restoration in Vitreous Hemorrhage Patients With DME After or Not Removing Inner Limiting Membrane
This study is conducted to compare the anti-VEGF effect and visual function in vitreous hemorrhage patients with diabetic macular edema after pars plana vitrectomy with inner limiting membrane peeling or not
- Trial name
- NCT05529589
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Proliferative Diabetic Retinopathy
Macugen for Proliferative Diabetic Retinopathy Study With Extended Dosing (M-PDRS ED)
Intravitreal injections of pegaptanib will induce the regression of Proliferative Diabetic Retinopathy (PDR) and reduce the need for retinal photocoagulation.
- Trial name
- NCT01486771
- Testing
- Macugen ® (pegaptanib sodium)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Valley Retina Institute
Diabetic Retinopathy, Macular Edema
20- Versus 23- Gauge System for Pars Plana Vitrectomy
The aim of the present study is to compare the functional and clinical differences and advantages between a standard operating system and a newly developed even smaller system for pars plana vitrectomy.
- Conditions
- Diabetic Retinopathy, Macular Edema, Postoperative Complications, Vitreous Hemorrhage
- Trial name
- NCT00411970
- Testing
- 20- and 23 gauge vitreoretinal surgery systems
- Where
- Austria
- Volunteers
- 60 people
- Sponsor
- The Ludwig Boltzmann Institute of Retinology and Biomicroscopic Laser Surgery
Epiretinal Membrane, Macular Hole
UNITY VCS Vitreoretinal Surgery
This purpose of this study is to compare the safety and effectiveness of two eye surgery systems-UNITY VCS and CONSTELLATION-in treating adults with vitreoretinal diseases or disorders.
- Conditions
- Epiretinal Membrane, Macular Hole, Visually Significant Vitreous Floater, Vitreomacular Traction
- Trial name
- NCT07054281
- Testing
- UNITY Vitreoretinal Cataract System (VCS), CONSTELLATION Vision System, Vitreoretinal ophthalmic surgery
- Where
- 8 sites in United States
- Sponsor
- Alcon Research
Vitreous Hemorrhage, Proliferative Diabetic Retinopathy
Intravitreal Ranibizumab for Vitreous Hemorrhage Due to Proliferative Diabetic Retinopathy (N)
This study is being conducted to determine if intravitreal injections of ranibizumab decrease the proportion of eyes in which vitrectomy is performed compared with saline injections in eyes presenting with vitreous hemorrhage…
- Trial name
- N (NCT00996437)
- Testing
- Ranibizumab, Saline
- Where
- 67 sites in United States
- Volunteers
- 261 people
- Sponsor
- Jaeb Center for Health Research
Diabetic Retinopathy, Vitreous Hemorrhage
Preoperative Bevacizumab for Vitreous Hemorrhage
The purpose of this study is to determine whether preoperative intravitreal bevacizumab is effective in reducing intra-operative and postoperative bleeding in diabetic patients submitted to pars plana vitrectomy for vitreous…
- Trial name
- IBEVI (NCT00596297)
- Testing
- bevacizumab, pars plana vitrectomy
- Where
- Brazil
- Volunteers
- 16 people
- Sponsor
- University of Sao Paulo
Spontaneous Vitreous Hemorrhage, Retinal Break
Early VItrectomy in DENse Spontaneous Vitreous HEmorrhage
The aim of the protocol is to compare the ocular outcomes after spontaneous vitreous hemorrhage treated with an early vitrectomy versus ultrasound monitoring with late vitrectomy.
- Conditions
- Spontaneous Vitreous Hemorrhage, Retinal Break, Retinal Detachment
- Trial name
- EVIDENSE (NCT04676256)
- Testing
- Early vitrectomy
- Where
- France
- Volunteers
- 8 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Retinal Detachment, Refractive Errors
Refractive Changes Following Vitrectomy
We aimed o compare the refractive changes associated with pars plana vitrectomy with or without intraocular gas tamponade in pseudophakic eyes.
- Conditions
- Retinal Detachment, Refractive Errors, Vitreous Hemorrhage, Epiretinal Membrane
- Trial name
- NCT04712786
- Testing
- pars plana vitrectomy
- Where
- Turkey (Türkiye)
- Volunteers
- 47 people
- Sponsor
- Bursa Retina Eye Hospital
Cataract, Vitreous Hemorrhage
Surgical Procedure Efficiency Evaluation stuDy
The purpose of this real-world evidence study is to compare surgical procedure times for UNITY® VCS and CONSTELLATION® Vision System.
- Conditions
- Cataract, Vitreous Hemorrhage, Retinal Detachment, Macular Pucker
- Trial name
- NCT07228091
- Testing
- UNITY VCS, CONSTELLATION
- Where
- United Kingdom
- Volunteers
- 180 people
- Sponsor
- Alcon Research
Anti-VEGF, Branch Retinal Vein Occlusion
Anti-VEGF Instead of Intraoperative Fan-shaped Photocoagulation in BRVO Combined With Vitreous Hemorrhage
To evaluate the efficacy and safety of Anti-VEGF instead of intraoperative fan-shaped photocoagulation in BRVO combined with vitreous hemorrhage.
- Conditions
- Anti-VEGF, Branch Retinal Vein Occlusion, Vitrectomy
- Trial name
- NCT03637283
- Testing
- anti-VEGF, fan-shaped photocoagulation
- Volunteers
- 100 people
- Sponsor
- Wenzhou Medical University
Proliferative Diabetic Retinopathy
Intravitreal Bevacizumab Pretreatment for Reducing Preretinal Hemorrhage in Diabetic Vitrectomy
Treatment of severe proliferative diabetic retinopathy (PDR) may require the use of silicone oil for long-term retinal tamponade to prevent recurrent retinal detachment.
- Trial name
- NCT00596505
- Where
- Taiwan
- Volunteers
- 41 people
- Sponsor
- National Taiwan University Hospital
Senile Cataract, Epiretinal Membrane
Clareon Intraocular Lens Stability in Vitrectomy Patients: CLOVE Study
This prospective randomized controlled trial will be conducted to investigate Clareon intraocular lens (IOL) stability in vitrectomy patients. The investigator plans to target the patients undergoing cataract surgery.
- Conditions
- Senile Cataract, Epiretinal Membrane, Vitreous Hemorrhage
- Trial name
- NCT06383754
- Testing
- Clareon, Tecnis 1
- Where
- Hong Kong
- Volunteers
- 50 people
- Sponsor
- The University of Hong Kong
Proliferative Diabetic Retinopathy
A Study of the Safety, Tolerability, and Efficacy of IVT Pre-op 0.3mg Pegaptanib Sodium Versus Sham, for Management of Tractional Retinal Detachment and Vitreous Hemorrhage With Proliferative Diabetic Retinopathy
The purpose of this study is to assess whether preoperative pegaptanib sodium safely improves vitreous hemorrhage prior to surgical intervention and to evaluate the stability of pre-existing tractional retinal detachment.
- Trial name
- No-Crunch01 (NCT01589718)
- Testing
- Macugen
- Where
- United States
- Sponsor
- Greater Houston Retina Research
Diabetic Retinopathy, Postoperative Recurrent Vitreous Hemorrhage
A Prospective Study of Ranibizumab in the Treatment of Postoperative Recurrent Vitreous Haemorrhage of Diabetic Retinopathy
Diabetic retinopathy (DR) is one of the main complications in diabetes, the proliferative diabetic retinopathy (PDR) is the most important one of the reasons leading to decreased vision, PDR is the stage of clinical intervention.
- Conditions
- Diabetic Retinopathy, Postoperative Recurrent Vitreous Hemorrhage, Pars Plana Vitrectomy, Ranibizumab
- Trial name
- NCT05248334
- Testing
- Ranibizumab Injection, PPV
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Tianjin Medical University Eye Hospital
Proliferative Diabetic Retinopathy, Vitreous Hemorrhage
Cryoapplication Versus Anti-VEGF Before Diabetic Vitrectomy
Pars-plana vitrectomy (PPV) is the cornerstone of surgical treatment for eyes with complicated proliferative diabetic retinopathy. Anti-VEGF intravitreal injection before PPV has shown a good effect on surgical outcomes.
- Conditions
- Proliferative Diabetic Retinopathy, Vitreous Hemorrhage, Tractional Retinal Detachment
- Trial name
- NCT05514925
- Testing
- Bevacizumab Injection [Avastin], Peripheral Retinal Cryoapplication
- Where
- Tunisia
- Volunteers
- 60 people
- Sponsor
- Khairallah Moncef
Macular Degeneration, Neovascularization, Pathologic
Branch Vein Occlusion Study
To determine whether scatter argon laser photocoagulation can prevent the development of neovascularization. To determine whether peripheral scatter argon laser photocoagulation can prevent vitreous hemorrhage.
- Conditions
- Macular Degeneration, Neovascularization, Pathologic, Vitreous Hemorrhage
- Trial name
- NCT00000162
- Testing
- Macular Argon Laser Photocoagulation, Peripheral Scatter Argon Laser Photocoagulation, Scatter Argon Laser Photocoagulation
- Sponsor
- National Eye Institute (NEI)
Diabetes Complications
Preoperative Intravitreal Ranibizumab for Persistent Diabetic Vitreous Haemorrhage:
This study will enrol patients with diabetes who have already elected to undergo pars plana vitrectomy (eye surgery) to remove persistent vitreous haemorrhage (a complication of severe diabetic eye disease in which blood fills…
- Trial name
- NCT01030770
- Testing
- Ranibizumab, 0.9% Sodium Chloride
- Where
- 2 sites in United Kingdom
- Volunteers
- 25 people
- Sponsor
- King's College Hospital NHS Trust
Vitreous Hemorrhage, Diabetic Retinopathy
Safety and Efficacy Study of Vitrase for Clearance of Severe Vitreous Hemorrhage
The purpose of this study is to determine if intravitreal injection of Vitrase (ovine hyaluronidase) clears vitreous hemorrhage
- Trial name
- NCT00198510
- Testing
- Vitrase
- Where
- 73 sites in United States, Canada and 1 more
- Volunteers
- 750 people
- Sponsor
- Bausch & Lomb Incorporated
Cataract, Vitreous Hemorrhage
Study on Eye-Brain Cross-Organ Mapping and Systemic Disease Association Based on Multimodal Big Data
This project integrates multimodal eye data (CFP, OCT, OCTA) from 50,000 cases, brain MR data from 150,000 cases, and ICD diagnoses, medical orders, and test results from an eye-brain paired cohort of 8,000 cases to construct an…
- Conditions
- Cataract, Vitreous Hemorrhage, Diabetic Eye Diseases, Cerebral Small Vessel Disease
- Trial name
- NCT07541651
- Testing
- No interventions were involved in this study.
- Volunteers
- 208,000 people, healthy volunteers welcome
- Sponsor
- Beijing Friendship Hospital
Macular Holes, Intraocular Lens Opacification
Oral Sedation in Vitreoretinal Surgery
The purpose of this study is to compare the efficacy of oral sedation to intravenous sedation with anesthesiology support and monitoring.
- Conditions
- Macular Holes, Intraocular Lens Opacification, Vitrectomy, Vitreous Hemorrhage
- Trial name
- NCT04346095
- Testing
- Oral Sedatives with or Without Analgesia, Intravenous Sedatives with or Without Analgesia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Rocky Vista University, LLC