Clinical trials: Cataract Surgery
Macular Edema, Cystoid
Effect of Prophylactic Ketorolac on CME After Cataract Surgery
The study will evaluate the efficacy of prophylactic administration of the topical nonsteroidal anti-inflammatory drug (NSAID) ketorolac tromethamine 0.5% (Acular®) on cystoid macular edema (CME) in patients having undergone…
- Trial name
- NCT00335439
- Testing
- ketorolac tromethamine 0.5% (Acular®)
- Where
- Canada
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Queen's University
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
Cataract, Miosis
Nepafenac Versus Ketorolac Eye Drops in Prevention of Intraoperative Miosis During Cataract Surgery
This study aim at determining the efficacy of Nepafenac and Ketorolac in obtaining adequate intraoperative mydriasis and preventing miosis during cataract surgery.
- Trial name
- NCT03851172
- Testing
- Ketorolac Ophthalmic, Nepafenac Ophthalmic, Cyclopentolate Ophthalmic
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Assiut University
Macular, Congenital Cataract
Effects of 23-gauge Lensecotomy Combined With Anterior Vitrectomy on Macular in Children With Congenital Cataract
Congenital cataract is the main cause of form deprivation amblyopia in children. Current studies confirm that form deprivation amblyopia affects the macular development.
- Trial name
- NCT04077489
- Testing
- cataract surgery
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- yin ying zhao
Surgical Education
Global Learning: an Orbis Virtual-platform Evaluation Study
Currently, surgical training is often conducted using the traditional "apprentice model", where a trainee observes a qualified surgeon and learns from him/her, and then the surgeon supervises the trainee performing surgery on a…
- Trial name
- GLOVES (NCT04908072)
- Testing
- Orbis-FundamentalVR MSICS Simulator
- Where
- United Kingdom
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Orbis
Prospective Cross-sectional Study
Reduced ER-QOL in Families After Congenital Cataract Surgery
Children after congenital cataract surgery experience a lower quality of life and reduced functional vision. Their families have also been seriously affected.
- Trial name
- NCT04824755
- Testing
- Yune Zhao
- Where
- China
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Yune Zhao
Cataract Surgery, Stress Levels
The Effects of Music on Perioperative Outcomes in Cataract Surgery
The hypothesis of this trial is that listening to music will decrease the stress levels that patients face as evidenced by their STAI scores, salivary cortisol levels and intra-operative autonomic parameters.
- Conditions
- Cataract Surgery, Stress Levels, Music Improving Outcomes in Cataract Surgery
- Trial name
- NCT03873454
- Testing
- Sennheiser non-occlusive headphones, Sennheiser non-occlusive headphones without music, No Sennheiser non-occlusive headphones
- Where
- 2 sites in Singapore
- Volunteers
- 139 people, healthy volunteers welcome
- Sponsor
- National University Hospital, Singapore
Nuclear Cataract
Less Discomfort and Less Pharmacology. Cataract Surgery at Physiologic Intraocular Pressure (IOP)
To investigate the impact of high vs low Intraocular Pressure (IOP) on the intraoperative experience for the patient and surgeon.
- Trial name
- NCT06325397
- Testing
- High Intraocular Pressure (IOP), Low Intraocular Pressure (IOP)
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Matthew Rauen
Cataract Senile
Biaxial Microincision Cataract Surgery Technique
To analyze and compare visual results, keratometry, SIA and HOAs outcomes of biaxial microincision cataract surgery in elderly population, including diabetic and non-diabetic patients.
- Trial name
- BiMICS14vs18 (NCT03793101)
- Testing
- BiMICS
- Where
- Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Eyemed Centrum Okulistyczne
Cataract After
Patient Acceptability of Autonomous Telemedicine
Patients will have an automated call supervised by a human clinician to check how they are after uncomplicated cataract surgery as part of their standard of care.
- Trial name
- NCT04885868
- Testing
- This study assess acceptability of autonomous conversation as part of cataract surgery follow up.
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Ufonia
Cataract
Anesthetic and Dilating Gel for Cataract Surgery
To prepare the eye for cataract surgery, drugs must be given to the eye to allow for surgery to take place. Traditionally, dilating drops and drops containing NSAIDs (to control inflammation) are given to the patient well in…
- Trial name
- NCT00335400
- Testing
- Anesthetic Dilating Gel
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Dry Eye
Effect of Re-esterified Triglyceride (rTG) Form Omega-3 Supplements on Dry Eye Following Cataract Surgery
To evaluate the clinical outcomes of the systemic re-esterified triglyceride (rTG) form of omega-3 fatty acids in patients with dry eye symptoms after cataract surgery
- Trial name
- NCT04411615
- Testing
- Omega 3
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Dry Eye
The Effect Of Lifitegrast On Refractive Accuracy And Symptoms In Dry Eye Patients Undergoing Cataract Surgery
To determine if Xiidra® lifitegrast plays a role in the refractive accuracy when administered to patients preoperatively who are scheduled for cataract surgery and have a tear break up time (TBUT) ≤ 10 seconds and central corneal…
- Trial name
- NCT03866629
- Testing
- Lifitegrast
- Where
- United States
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- MDbackline, LLC
Congenital Cataract
Analysis of Retinal Nerve Fiber Layer and Macular Thickness After Congenital Cataract Surgery
Congenital cataract is the main cause of form deprivation amblyopia in children. Current studies confirm that form deprivation amblyopia affects the retinal nerve fiber layer.
- Trial name
- NCT03621579
- Testing
- cataract surgery
- Where
- 2 sites in China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Ophthalmic
Bispectral Index Monitoring In Pediatric Cataract Surgery: A Comparative Study Using Propofol-Midazolam Versus Sevoflurane Anesthesia
Ocular alignment will be studied in children having cataract surgery that will be divided into two groups, one group will be anesthetized using sevoflurane anesthesia (group A), and the other will be anesthetized by midazolam…
- Trial name
- NCT05262205
- Testing
- measuring depth of anesthesia and its relation to the globe
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Cataract, Diabetic Retinopathy
Diabetic Retinopathy and OCT-A Changes Post-cataract Surgery
The purpose of this study is to use optical coherence tomography angiography (OCT-A) to compare retinal vasculature after uncomplicated cataract surgery in patients with and without diabetic retinopathy.
- Conditions
- Cataract, Diabetic Retinopathy, Macular Edema Due to Diabetes Mellitus
- Trial name
- NCT04660006
- Testing
- Cataract surgery
- Where
- Canada
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- Uptown Eye Specialists
Cataract
Cataract Surgery to Obtain Human Lens Material for the Study of Nuclear Cataracts
Cataract, in which the lens of the eye is opacified, is the major cause of blindness. This study will examine protein material of the lens called crystallins to try to determine what causes nuclear cataracts, a type of cataract…
- Trial name
- NCT00001613
- Where
- United States
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
MCS vs ReLACS, Pain Perception Postoperative
Manual Immediately Sequential Bilateral Cataract Surgery (M-ISBCS) vs Refractive Laser-Assisted Immediately Sequential Bilateral Cataract Surgery (ReLA-ISBCS)
The focus of this study is to assess the differences in patient perceptions of pain undergoing cataract surgery by using the Refractive Laser-Assisted Cataract Surgery (ReLACS) technique compared to the standard Manual Cataract…
- Conditions
- MCS vs ReLACS, Pain Perception Postoperative, Early Anesthesia vs Standard Anesthesia, Immediately Sequential Bilateral Cataract Surgery
- Trial name
- NCT05480839
- Testing
- M-IBCS, ReLA-IBCS Early, ReLA-ISBCS
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Uptown Eye Specialists
Endophthalmitis
Preoperative Topical Gatifloxacin on Anterior Chamber Cultures After Cataract Surgery
Postoperative endophthalmitis, a possible severe complication of cataract surgery, is an infection of the anterior chamber of the eye caused by bacterial contamination and colonization through surgical incisions.
- Trial name
- NCT00335231
- Testing
- gatifloxacin ophthalmic (ZYMAR)
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- Queen's University
MCS vs ReLACS, Pain Perception Postoperatively First Eye vs Second Eye
A Comparison of Patient Perceptions Undergoing Manual Cataract Surgery (MCS) vs Refractive Laser-assisted Cataract Surgery (ReLACS) in First and Second Eyes
The focus of this study is to assess how pain can be mitigated for patients undergoing cataract surgery through the early application of anesthesia prior to the surgery as compared to the standard timing, and by using the ReLACS…
- Conditions
- MCS vs ReLACS, Pain Perception Postoperatively First Eye vs Second Eye, Early Anesthesia vs Standard Anesthesia
- Trial name
- NCT04623229
- Testing
- MCS, ReLACS Early, ReLACS Standard
- Where
- Canada
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Uptown Eye Specialists