Clinical trials: Ophthalmic Surgery
Postoperative Cognitive Dysfunction
Ketamine and Changes of the Short Portable Mental Status Questionnaire
Cognitive changes are related to aging, affecting the performance of older patients in the solution of problems and the execution of tasks.
- Trial name
- SPMSQ-E (NCT02049411)
- Testing
- Ketamine, physiological solution
- Where
- Mexico
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Instituto Mexicano del Seguro Social
Glaucoma, Open Angle Glaucoma
Performance and Safety of the ARGOS-SC Suprachoroidal Pressure Sensor in Patients With Glaucoma Undergoing Non-penetrating Glaucoma Surgery
The purpose of this study is to evaluate both the safety and feasibility of the surgical implantation of the ARGOS-SC implant during non-penetrating glaucoma surgery and the safety and usability of the ARGOS-SC implant and system…
- Trial name
- ARGOS-SC01 (NCT03756662)
- Testing
- ARGOS-SC suprachoroidal pressure sensor
- Where
- 5 sites in Germany, Switzerland
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Implandata Ophthalmic Products GmbH
Cataract, Myopia
Evaluating the Effect of Laser Vision Surgery, Phakic Intraocular Lens Implantation, Cataract Surgery, and Pupil Dilation on the Iris Recognition Scanner Function of Smartphone
This study included patients who visit for refractive surgery (photorefractive keratectomy, photorefractive keratectomy with with corneal collagen cross linking, laser in situ keratomileusis, small incision lenticule extraction)…
- Conditions
- Cataract, Myopia, Myopic Astigmatism
- Trial name
- NCT02939001
- Testing
- iris recognition scanner
- Where
- South Korea
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Epiretinal Membrane
" Sweeper " and Epiretinal Membrane Surgery
Epiretinal membrane (ERM) is a pathological phenomenon requiring surgery when vision is altered. ERM surgery requires ERM peeling, then active internal limiting membrane (ILM) peeling if it is not spontaneously peeled with ERM.
- Trial name
- SWEEPING (NCT03350607)
- Testing
- Non interventional study
- Where
- France
- Volunteers
- 9 people
- Sponsor
- Nantes University Hospital
Optic Nerve Diameter, Intracranial Pressure Increase
Effect of Optıc Nerve Dıameter ın Tymphanoplasty Surgery Performed ın Lateral Head Posıtıon
Studies exist to determine the effect of laparoscopic surgical procedures on increased intra-abdominal pressure; these studies include optic nerve sheath diameter (ONSD) measurement in various positions such as trendelenburg and…
- Trial name
- ONSD (NCT07407972)
- Testing
- optic nerve diameter
- Where
- Turkey (Türkiye)
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital
Cataract
Outcomes of Bilateral Implantation of an Enhanced Monofocal Intraocular Lens
To evaluate and compare the visual outcomes of an enhanced monofocal intraocular lens (IOL) with two different monofocal IOLs in patients scheduled for bilateral cataract surgery.
- Trial name
- RCT_ICB00 (NCT06118944)
- Testing
- ICB00 IOL, ZCB00 IOL, CNA0T0 IOL
- Where
- Italy
- Volunteers
- 90 people
- Sponsor
- University of Trieste
Strabismus
Postoperative Subtenons Anesthesia for Postoperative Pain in Pediatric Strabismus Surgery
The purpose of this study is to determine if local anesthetic, either a subtenons injection (an injection just beneath the surface tissue of the eye) or a topical ophthalmic gel (applied directly on the surface of the eye) given…
- Trial name
- NCT01812044
- Testing
- subtenons anesthetic - preservative-free bupivacaine 0.75%, topical anesthetic - 0.5 cc of lidocaine 3.5% ophthalmic gel, topical control - 0.5 cc of Hypromellose 0.3% gel
- Where
- United States
- Volunteers
- 57 people
- Sponsor
- Duke University
Homonymous Hemianopsia, Homonymous Quadrantanopia
PAVE (Parallactic Visual-Field Enhancement) System for Treatment of Chronic Visual Field Loss Due to Stroke, Traumatic Brain Injury, or Brain Surgery
This is a research study to evaluate the effectiveness of the PAVE (Parallactic Visual-Field Enhancement) System for the treatment of chronic visual field loss due to stroke, traumatic brain injury, or brain surgery.
- Trial name
- NCT07185971
- Testing
- PAVE (Parallactic Visual-Field Enhancement) treatment using a virtual reality head mounted display
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- NeuroAEye LLC
Cataract
Modified Surgical Techniques for Pediatric Cataract Treatment
Pediatric cataract is totally different from adult cataract. There is traditionally no difference in technique between pediatric and adult cataract surgery.
- Trial name
- NCT01844258
- Testing
- Modified technique, Traditional technique
- Where
- China
- Volunteers
- 37 people
- Sponsor
- Sun Yat-sen University
Eye Disorders
APPRAISE: Assessment of Pain and Posterior Synechiae Reduction With Atropine, an Investigation of Post-Surgical Eyes
The study will evaluate whether atropine eyedrops are beneficial when used after certain eye surgeries.
- Trial name
- APPRAISE (NCT07434635)
- Testing
- Atropine 1%
- Where
- United States
- Volunteers
- 62 people
- Sponsor
- University of California, San Francisco
Corneal Deformity, Macular Degeneration Advanced
Comparison of Ocular Changes by Surgical Menopause Using Optical Coherence Tomography (OCT)
The aim of this study is to investigate the early changes in macular thickness, corneal thickness and intraocular pressure in young women undergoing surgical menopause.
- Conditions
- Corneal Deformity, Macular Degeneration Advanced, Surgical Menopause
- Trial name
- NCT05920655
- Testing
- Optic coherence tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Batman Training and Research Hospital
Cataract; Surgery; Phacoemulsification; Biometry; Intraocular Lens Power
Comparison of SRK-T With Kane Formula for Prediction of Refractive Outcome After Phacoemulsification
Cataract is a leading cause of blindness in the world. Cataract surgery is one of the most commonly performed ocular procedures.
- Trial name
- NCT05564455
- Testing
- Biometry with Kane formula, Biometry with SRK-T formula
- Where
- Pakistan
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Foundation University Islamabad
Hyperalgesia, Cataract Bilateral Nos
Gabapentin Pretreatment for Staged Bilateral Cataract Operations
To evaluate the effect of oral gabapentin premedication on hyperalgesia in elderly patients undergoing staged bilateral cataract operations under monitored anesthesia care
- Trial name
- NCT03826615
- Testing
- Gabapentin
- Where
- South Korea
- Volunteers
- 64 people
- Sponsor
- Seoul National University Hospital
Cataract
Safety and Efficacy of Iontophoretic Dexamethasone Phosphate Delivery Prior to Implantation of a Posterior Chamber IOL
The purpose of this study is to evaluate the safety and efficacy of ocular iontophoresis with dexamethasone phosphate ophthalmic solution EGP-437 using the EyeGate® II Drug Delivery System (EGDS) compared to placebo in patients…
- Trial name
- NCT01602068
- Testing
- Dexamethasone Phosphate Ophthalmic, 100 mM Sodium Citrate Buffer
- Where
- 3 sites in United States
- Volunteers
- 45 people
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Cataract
A Study Assessing the Safety and Efficacy of Dextenza® for the Treatment of Ocular Pain and Inflammation Following Surgery for Pediatric Cataract
To assess the safety of Dextenza compared to an active control, prednisolone acetate suspension, for the treatment of postoperative pain and inflammation following ocular surgery for pediatric cataract.
- Trial name
- NCT04539548
- Testing
- Dextenza Ophthalmic Insert, Prednisolone acetate ophthalmic suspension USP 1%
- Where
- 14 sites in United States
- Volunteers
- 65 people
- Sponsor
- Ocular Therapeutix, Inc.
Intraocular Melanoma, Melanoma (Skin)
Vaccine Therapy and Interleukin-12 With Either Alum or Sargramostim After Surgery in Treating Patients With Melanoma
RATIONALE: Vaccines made from peptides may make the body build an immune response. Combining vaccine therapy with interleukin-12 and either alum or sargramostim may kill more tumor cells.
- Trial name
- NCT00031733
- Testing
- MART-1 antigen, gp100 antigen, incomplete Freund's adjuvant
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Southern California
Cataract, Presbyopia Correction
Night Driving After Trifocal Versus Monofocal IOL Implantation
This prospective observational cohort study will compare night-driving visual difficulty and visual disturbances after bilateral implantation of an Alcon trifocal intraocular lens or an Alcon monofocal intraocular lens in adults…
- Trial name
- TriIOL (NCT07755189)
- Testing
- AcrySof IQ PanOptix TFNT00 Trifocal Intraocular Lens, Alcon Monofocal Intraocular Lens
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Jin Yang
Open Angle Glaucoma
Study of OMNI System in OAG (GEMINI)
This study will prospectively assess the clinical effect of ab-interno transluminal viscoelastic delivery and trabeculotomy performed using the OMNI Surgical System in combination with Cataract Extraction on intraocular pressure…
- Trial name
- NCT03861169
- Testing
- Transluminal viscoelastic delivery and trabeculotomy
- Where
- 15 sites in United States
- Volunteers
- 209 people
- Sponsor
- Sight Sciences, Inc.
Glaucoma
OculusGen-Glaucoma Historical Control Study in Taiwan
The purpose of this study is to determine whether the OculusGen Collagen Matrix are effective and safe to implant as an aid of glaucoma surgery.
- Trial name
- NCT00406822
- Testing
- OculusGen Biodegradable Collagen Matrix Implant
- Where
- Taiwan
- Volunteers
- 48 people
- Sponsor
- Pro Top & Mediking Company Limited
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
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