Clinical trials: Ophthalmic Surgery
Emergence Delirium, Strabismus
Methadone for Emergence Delirium in Children Undergoing Outpatient Strabismus Surgery
Strabismus surgery for children is a very common procedure, with a high incidence of emergence delirium in the recovery room. Pain is often implicated in delirium.
- Trial name
- NCT03778372
- Testing
- Methadone
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Ochsner Health System
Anesthesia, Local, Ophthalmopathy
Comparison Between Peribulbar And Sub-tenon Blocks on Oculocardiac Reflex (OCR) During Pediatric Strabismus Surgery
The aim of this study is to compare between peribulbar block and subtenon block as an adjunct to general anesthesia in children undergoing strabismus surgery on oculocardiac reflex (OCR), post-operative analgesia and…
- Conditions
- Anesthesia, Local, Ophthalmopathy, Strabismus, Pediatric ALL
- Trial name
- NCT06293586
- Testing
- peribulbar block, sub-tenon block, Paracetamol
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Myopia, Astigmatism
An Outcomes Study Comparing the Intralase FS 60 to the Intralase iFS When Performing LASIK Surgery for Nearsightedness
The purpose of the study is to compare the results of LASIK surgery when using two versions of a femtosecond laser in patients with nearsightedness with and without astigmatism.
- Trial name
- NCT01365728
- Testing
- LASIK with the iFS femtosecond laser
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Stanford University
Vitreoretinopathy, Coats' Disease
DEXTENZA in Pediatric Patients Following Retinal Surgery or Laser Treatment Under Anesthesia
The Tender Study is a prospective, open-label, single-center, randomized, investigator-initiated clinical study seeks to investigate the safety and efficacy of the DEXTENZA insert in pediatric patients following retinal surgery…
- Conditions
- Vitreoretinopathy, Coats' Disease, Exudative Retinopathy, Lattice Degeneration
- Trial name
- NCT05620901
- Testing
- Dextenza 0.4Mg Ophthalmic Insert, Pred Forte
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Lejla Vajzovic, MD, FASRS
Eye Diseases, Obesity Associated Disorder
Ophthalmologic Evaluation of Patients With Obesity and Metabolic Syndrome Before and After Bariatric Surgery
The aim of this study was to investigate the pathogenic role of obesity on blinding eye diseases in a population of severely obese patients with no history of eye diseases, and to verify whether weight loss induced by bariatric…
- Trial name
- NCT04926714
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- XiaoYong Liu
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
Craniotomy Surgery, Pediatric Patient Safety
The Effect Of Positive End-Expiratory Pressure on Optic Nerve Sheath Diameter In Pediatric Patients Undergoing Craniotomy in Supine Position
This study evaluated the effect of positive end-expiratory pressure (PEEP) on optic nerve sheath diameter (ONSD), an indicator of intracranial pressure, in pediatric patients undergoing craniotomy in the supine position.
- Conditions
- Craniotomy Surgery, Pediatric Patient Safety, Pediatric Patient, Positive End-expiratory Pressure (PEEP)
- Trial name
- NCT07370779
- Testing
- General Anesthesia, Anesthetic Agents, mechanical ventilation (MV)
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital
Strabismus
Effect of Neuromuscular Blockade on the Oculomotor by Not Squinting Child
Strabismus is a common condition (4-6% of the population) . The screening and treatment is a public health issue. Indeed, beyond the disfigurement, this disease is very supplier of amblyopia which is definitive if it is not…
- Trial name
- STRABO (NCT02360969)
- Testing
- Examination of the eye
- Where
- 2 sites in France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Agitation,Psychomotor
The Effect of Intraoperative Magnesium Sulfate Infusion on the Occurrence of Emergence Agitation
This study designed to evaluate the correlation between the effect of intraoperative magnesium sulfate infusion and the incidence of emergence agitation after pediatric ophthalmic surgery
- Trial name
- NCT03208452
- Testing
- Magnesium Sulfate, Normal saline
- Where
- South Korea
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Seoul National University Bundang Hospital
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
Optic Nerve Sheath Diameter, Caudal Block
Effect of Caudal Block Injection Rate on Optic Nerve Sheath Diameter in Pediatric Surgeries
Our prospective observational study will include patients between the ages of 1-7 years, ASA 1-2, who will undergo elective surgery under general anesthesia, whose consent was obtained by their parents for the procedure to be…
- Trial name
- NCT06187714
- Testing
- caudal block rate
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization
Anxiety, Strabismus
Does Anxiety in Children on the Day of Surgery Impact Compliance in the Ophthalmology Clinic?
The hypothesis is that pediatric patients with increased levels of anxiety on the day of surgery, in particular at point of anesthetic induction, will demonstrate decreased compliance with assessment in ophthalmology clinic…
- Conditions
- Anxiety, Strabismus, Compliance
- Trial name
- NCT02704442
- Where
- Canada
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Queen's University
Glaucoma Open-Angle, Glaucoma Eye
INTEGRAL Study: A Longitudinal Study of Surgeries and Lasers in Glaucoma: Long-term Results and Success Predictors Analysed From a Large-scale Retrospective and Prospective Glaucoma Register
The study is an observational analysis of patients' medical data recorded in a large-scale register, both retrospective (for patients operated and data recorded before 2018) and prospective (for data collected after 2018) in…
- Conditions
- Glaucoma Open-Angle, Glaucoma Eye, Glaucoma; Drugs, Glaucoma, Angle-Closure
- Trial name
- NCT04381611
- Where
- Switzerland
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- Dr. Kaweh Mansouri
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
Pain, Postoperative, Pain, Chronic
fMRI and IVCM Cornea Microscopy of CXL in Keratoconus
Evaluation of neuroplasticity of pain pathways and corneal afferent nerve regeneration following corneal crosslinking (CXL) in keratoconus patients using fMRI and corneal In Vivo Confocal Microscopy (IVCM).
- Conditions
- Pain, Postoperative, Pain, Chronic, Pain, Acute, Surgical Injury
- Trial name
- NCT04439552
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Boston Children's Hospital
Eye Cyclorotation Degree, Pupil Shift
Evaluation of Position-induced Cyclorotation Between Wavefront Measurement and Refractive Surgery by the Iris Registration Method
Cyclorotation of eyes may be affected by motion and orientation of the head and body. An automated alignment method with the technique of iris recognition was used to assess the amount and orientation of position-induced…
- Trial name
- NCT00943163
- Where
- Taiwan
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
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
Eye Manifestations
Intraoperative OCT Guidance of Intraocular Surgery
The purpose of this study is to investigate the use of optical coherence tomography imaging integrated with an operating microscope (MIOCT) in ophthalmic surgeries.
- Trial name
- MIOCT (NCT01588041)
- Where
- 2 sites in United States
- Volunteers
- 269 people, healthy volunteers welcome
- Sponsor
- Duke University