Clinical trials: Ophthalmic Surgery
Eyelid Ptoses, Ectropion Eyelids
Objective Evaluation of the Effect of Oculoplastic Operations Using the Vectra M 3D Imaging System
An objective assessment of that part of the spectrum of ophthalmic eyelid surgeries that focuses on correcting the position of entropy (e.g.
- Conditions
- Eyelid Ptoses, Ectropion Eyelids, Entropion;Eye
- Trial name
- NCT06040671
- Testing
- Vectra M3 imaging
- Where
- Czechia
- Volunteers
- 80 people
- Sponsor
- University Hospital Ostrava
Enucleated; Eye
Retrobulbar Block and/or General Anesthesia for Orbital Ball Implants After Enucleation Surgery.
Retrobulbar block is used to provide perioperative analgesia and anesthesia for orbital ball implants after enucleation surgery in the investigator's hospital.
- Trial name
- pprb (NCT03925207)
- Where
- 2 sites in China
- Volunteers
- 300 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataract Surgery
Clinical Investigation of IXIUM TWIN Viscoelastic Ophthalmic Device For Cataract Surgery
This clinical trial is testing a new surgical gel called IXIUM TWIN, designed to protect the eye during cataract surgery. Cataracts, which cloud the eye's natural lens, are the leading cause of vision loss worldwide.
- Trial name
- IXIUM_TWIN (NCT07279506)
- Testing
- IXIUM TWIN, HEALON
- Volunteers
- 180 people
- Sponsor
- LCA Pharmaceutical
Recurrent Pterygium
Recurrent Pterygium Surgery Using Mitomycin C With Limbal Conjunctival or Amniotic Membrane
To compare the outcomes of limbal conjunctival autograft (LCAG) versus amniotic membrane graft (AMG) when combined with intraoperative 0.02% mitomycin C (MMC) after pterygium removal in patients with recurrent pterygium.
- Trial name
- NCT01319721
- Testing
- MMC, LCAG, AMG
- Where
- China
- Volunteers
- 96 people
- Sponsor
- Shiyou Zhou
Anesthesia, Local, Eyelid Diseases
Transconjunctival vs Transcutaneous Anaesthesia in Oculoplastics
Eyelid surgery is commonly performed under local anaesthesia. For many such procedures, the local anaesthetic injection may be given either transcutaneously (through the skin) or transconjunctivally (through the conjunctiva, i.e.
- Trial name
- NCT04102878
- Testing
- Topical Anesthetic, Transconjunctival anaesthetic, Transcutaneous anaesthetic
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Cataract Surgery, Cataract
Evaluation of Head-Mounted Spatial Computing and Three-Dimensional (3D) Visualization in Ocular Microsurgery: A Safety and Workflow Study
The purpose of this research is to evaluate the use of the research study device, the Apple Vision Pro head-mounted spatial computing display, with the Zeiss Artevo 850 digital microscope system, for the visualization during…
- Trial name
- NCT07301385
- Testing
- Apple Vision Pro (Head-Mounted Spatial Computing Display), Zeiss Artevo Digital Surgical Microscope
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- Sharp HealthCare
Strabismus
Adjustable Strabismus Surgery
Strabismus, whether congenital or acquired, is a common visual and cosmetic problem, especially for the young. Adjustable suture strabismus surgery is not in vogue in our country.
- Trial name
- NCT05425589
- Testing
- Adjustable strabismus surgery
- Where
- Pakistan
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Foundation University Islamabad
Cholecystitis
Comparison of the Effects of Different PEEP Values With USG on Optic Nerve Sheath Diameter
Laparoscopic surgeries are now more popular because of the advantages such as shorter hospital stay, minimal scar. In order to perform laparoscopic surgery, pneumoperitoneum should be initiated.
- Trial name
- NCT06224868
- Testing
- insufflation, desufflation
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Baskent University
Congenital Cataract
Relationship of Retinal and Visual Cortex Structure and Visual Acuity After Congenital Cataract Surgery
To evaluate the influence of the visual acuity after congenital surgery on the retinal and visual cortex structure.
- Trial name
- NCT04976608
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Wenzhou Medical University
Dry Eye
Impact of Cataract Surgery on the Incidence and Progression of Dry Eye Disease
Relation between dry eye and cataract
- Trial name
- NCT06759168
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Assiut University
Myopia, Refractive Ametropia
Comparison of Two Rotational Alignment Methods for Astigmatism Correction in SMILE Surgery
Small incision lenticule extraction (SMILE) is a commonly used corneal refractive procedure for correcting myopia and myopic astigmatism.
- Trial name
- NCT07696468
- Testing
- Device-assisted cyclotorsion control during SMILE, Manual limbal marking-guided cyclotorsion adjustment during SMILE
- Where
- China
- Volunteers
- 52 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
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
IOP Changes Due to Anesthesia (Healthy Patients)
The Effect of Different Sevoflurane Concentrations on Intraocular Pressure in Patients Undergoing Ocular Surgery Under General Anesthesia
One important goal in anesthetic management during ocular surgery is to provide adequate control of intraocular pressure (IOP). An increase in IOP may be catastrophic in patients with glaucoma or a penetrating open-eye injury.
- Trial name
- NCT01575626
- Testing
- Sevoflurane
- Where
- Israel
- Volunteers
- 30 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Type 2 Diabetes Mellitus, Obesity
The TRIABETES - ARMMS-T2D Study: A Randomized Trial to Compare Surgical and Medical Treatments for Type 2 Diabetes
This research study is being performed to begin to determine the effectiveness of two dominant bariatric surgery procedures versus an intensive lifestyle intervention to induce weight loss in patients and promote improvements in…
- Trial name
- TRIABETES (NCT01047735)
- Testing
- Roux-en-Y Gastric Bypass Surgery, Laparoscopic Adjustable Gastric Banding, Lifestyle Weight Loss Intervention
- Where
- United States
- Volunteers
- 69 people
- Sponsor
- University of Pittsburgh
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
Cataract, Exfoliative Glaucoma
Measurement of Ocular Tensional Fluctuation by Triggerfish Lens Before and After Cataract Surgery in Patients With Exfoliative Glaucoma
Glaucoma is a very frequent disease in Brittany. In glaucoma the retinal ganglion cells and their axons slowly die with visible changes at the optic nerve head (cupping).
- Trial name
- TRIGGERFISH (NCT02658071)
- Where
- France
- Volunteers
- 6 people
- Sponsor
- University Hospital, Brest
Dry Eye Disease (DED)
Evaluating Crosslinked Hyaluronate Canalicular Gel for the Treatment of DED in Patients Undergoing Cataract Surgery
To review how patients report using a hyaluronate crosslinked canalicular gel placed before cataract surgery
- Trial name
- LaReCa (NCT07155057)
- Testing
- Cross-Linked Hyaluronate Gel Prefilled Syringe 30 MG/3ML
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vance Thompson Vision
Nuclear Sclerotic Cataract
Comparison of Scheimpflug Photos of the Crystalline Lens in Patients Who Have Undergone Vitrectomy Surgery and Controls
Progression of nuclear sclerotic cataract after pars plana vitrectomy has been recognized for many years The mechanism for the rapid progression of nuclear sclerotic cataract remains unclear.
- Trial name
- NCT00406263
- Testing
- Scheimpflug crystalline lens photographs
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Barnes Retina Institute
Cataract
The Effect of Periodic Intensive Education on Surgical Outcomes in Cataract Surgery Patients
The goal of this clinical trial is to learn whether periodic education can improve recovery outcomes in older adults undergoing cataract surgery.
- Trial name
- NCT07439809
- Testing
- Periodic Education, Routine Postoperative Care
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people
- Sponsor
- Cumhuriyet University
Balance Control
Impact of Physical Activities on Balance in Patient With Strabismic Amblyopia
The aim of this study is to determine the effect of physical activities on balance in patient with amblyopia after strabismus surgery.
- Trial name
- NCT06758063
- Testing
- exercises therapy
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Amany Refaat Mohamed Abdel Wahid
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.