Clinical trials: Intraocular Pressure
Abdominal Aortic Aneurysm, Cardiovascular Events
Tonometry and Duplex Ultrasound to Predict AAA Progression and CV Events in Aneurysm Patients (1-2-3 Trial)
Abdominal aortic aneurysm (AAA) is a common vascular disease and associated with risk of rupture, but also with a high cardiovascular (CV) event rate.
- Trial name
- NCT03989011
- Testing
- Carotid Artery Reactivity test (CAR test), Arterial stiffness
- Where
- 3 sites in Netherlands
- Volunteers
- 167 people
- Sponsor
- Rijnstate Hospital
Glaucoma, Intraocular Pressure
Comparing Rates of Glaucoma in Professional Wind Versus Non-Wind Instrument Players
The purpose of the present study is to compare rates of glaucomatous optic neuropathy in professional wind versus non-wind instrument players in the Philadelphia Orchestra.
- Conditions
- Glaucoma, Intraocular Pressure, Optic Neuropathy
- Trial name
- NCT02612571
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- Wills Eye
Myopia, Anisometropia
Ocular Response Analyzer Assessment of Intraocular Pressure and Corneal Biomechanical Properties in Myopic and Anisometropic Patients Under Atropine Treatment
Our study has three parts has three parts, and the main aim of the study is to find out if corneal hysteresis was associated with myopia or even a predictor of myopia poor control predictor: Part 1 of our study: patients with…
- Trial name
- NCT00658502
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Intraocular Pressure
Effect of Cisatracurium Versus Atracurium on Intraocular Pressure in Patients Underwent General Anesthesia
The purpose of this study is to determine which drug makes lower intraocular pressure
- Trial name
- NCT01273831
- Testing
- atracurium, cisatracurium
- Where
- Iran
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Isfahan University of Medical Sciences
Childhood Glaucoma
Efficacy and Safety of Topically Applied Medical Therapy for the Treatment of Pediatric Glaucoma
Objectives: The study will assess the ocular hypotensive effect of latanoprost and dorzolamide in a selected sample of patients affected by primary Pediatric Glaucoma (PG), refractory to surgical procedures.
- Trial name
- NCT01527682
- Testing
- Latanoprost, Dorzolamide
- Where
- 2 sites in Italy
- Volunteers
- 37 people
- Sponsor
- Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia
Glaucoma, Cataract
Effect of Elevated Intraocular Pressure in Glaucoma Patients During Femtolaser Cataract Surgery
The use of the femtosecond laser causes an increase in the intraocular pressure (IOP) between 100 mm Hg and 200 mm Hg for a period of about 80 seconds (suction phase).
- Trial name
- FEMTOHTO (NCT02835482)
- Testing
- Femtolaser surgery, Phacoemulsification
- Where
- France
- Volunteers
- 15 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Mucopolysaccharidosis, Fabry Disease
Non-invasive Assessment of Intraocular Pressure in MPS by Use of the Ocular Response Analyzer.
The aim of the present study is to compare intraocular pressure (IOP) values assessed with Ocular Response Analyzer to the classical gold standard of IOP measurement, to Goldmann applanation tonometry by mucopolysacchyridosis…
- Trial name
- MPSORA (NCT01695161)
- Where
- Germany
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Johannes Gutenberg University Mainz
Intraocular Pressure, Anesthesia
An Observational Study of the Use of Chloral Hydrate for Ophthalmic Procedures in Children
The study involves a prospective evaluation of chloral hydrate sedation for the measurement of intraocular pressure in children ages one month to five years of age.
- Trial name
- NCT02985567
- Testing
- Intraocular pressure evaluation
- Where
- Saudi Arabia
- Volunteers
- 324 people
- Sponsor
- Johns Hopkins University
Glaucoma
Results of Mass Switch From Latanoprost to Travoprost
Prostaglandin analogs are a leading class of glaucoma drugs with a proven safety and efficacy for controlling IOP. They include latanoprost, bimatoprost, travoprost and unoprostone.
- Trial name
- NCT00347126
- Where
- Singapore
- Volunteers
- 372 people
- Sponsor
- Singapore National Eye Centre
Intraocular Pressure
Effect of Nepafenac Eye Drops on Intraocular Pressure in Normal Eyes
The Nevanac product information insert says that it can cause increase in eye pressure in 5-10% of patients. There is very little published literature on the effect of topical Nepafenac eye drops on eye pressure in normal people.
- Trial name
- NCT01995890
- Testing
- nepafenac
- Where
- India
- Volunteers
- 327 people, healthy volunteers welcome
- Sponsor
- Dr T V Patel Eye Institute
Phacoemulsification
Clinical Analysis of Ocular Parameters Contributing to Intraoperative Pain During Standard Phacoemulsification
Charts of 142 patients who underwent standard phacoemulsification under topical anesthesia between March and August 2016 were reviewed.
- Trial name
- NCT03031652
- Testing
- Phacoemulsification
- Where
- South Korea
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- Kyungpook National University Hospital
Glaucoma, Cataracts
Intraocular Pressure Control Following One Site Versus Two Site Combined Phacoemulsification/IOL And Trabeculectomy
The purpose of this study is to compare the safety \& effectiveness of the two types of cataract and glaucoma surgeries. Results from this study may improve the surgical and post surgical management and long term management of…
- Trial name
- NCT00695747
- Testing
- 2 Site procedure- Phacoemulsification/IOL and Trabeculectomy
- Where
- United States
- Volunteers
- 95 people
- Sponsor
- Lahey Clinic
Glaucoma
Alcon Hydrus Stent Implantation - Long Term Follow up After 8 Years
The purpose of this study is to evaluate the long-term effectiveness and safety of the Hydrus implant combined with concomitant phacoemulsification for lowering intraocular pressure (IOP).Glaucoma patients often have high…
- Trial name
- NCT07460791
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- Johannes Gutenberg University Mainz
Intraocular Pressure
External Influences Upon Ocular Homeostasis
Our experiments are designed to test the overall hypothesis that position-dependent or water-dependent intra-ocular pressure (IOP) spikes occur in humans, and that these challenge ocular homeostasis.
- Trial name
- NCT00338065
- Testing
- Postural change, Water drinking
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Congenital Glaucoma
Study Aim to Compare the Effect of Different Technique of Airway Managment During Anaesthesia on the Haemodynamics and Intraocular Pressure. Patients Were Divided Into Three Groups of 25 Patients Each. (Group A); Patients Who Were Subjected to LMA Insertion (Group B ).
this study aim to compare the effect of different technique of airway managment during anaesthesia on the haemodynamics and intraocular pressure in pediatric patient undergoing congenital glaucoma surgery.
- Trial name
- Airway and IOP (NCT07504315)
- Testing
- laryngeal mask insertion, I gel mask insertion, Endotracheal tube insertion
- Volunteers
- 75 people
- Sponsor
- Sohag University
Intraocular Pressure
Effect of Raised End-Tidal pCo2 on Choroidal Volume
This study is to investigate the relationship between arterial carbon dioxide (CO2) concentration and vitreous pressure on the choroidal volume by integrated intraoperative OCT imaging under eye exams under anesthesia.
- Trial name
- NCT06275308
- Testing
- Ventilation manipulation
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
High Myopia, Low Intraocular Pressure
Improved Operation of Low Intraocular Pressure in Phacoemulsification for Patients With High Myopia Complicated With Cataract
Approximately 60 participants at Eye Hospital of Wenzhou Medical University during October,2021 to January 2022 will be enroll in the investigators' study.
- Trial name
- NCT05201677
- Testing
- Supplement of perfusion fluid through the subiris suspensory ligament space from the lateral incision
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Yune Zhao
Glaucoma, Open-Angle, Circadian Rhythm
Circadian Variations in Ocular Blood Flow in Glaucomatous and Normal Eyes
After focusing many years only on intraocular pressure (IOP) as the primary risk factor, recently the impact of ocular blood flow is getting more consideration for the pathophysiology of glaucoma.
- Conditions
- Glaucoma, Open-Angle, Circadian Rhythm, Intraocular Pressure, Regional Blood Flow
- Trial name
- NCT00707226
- Where
- Austria
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Patient Cataract
Propofol Versus Sevoflurane Anesthesia on the Intraocular Pressure and Hemodynamics in Patient Undergoing Cyclophotocoagulation
we use two different technique of anaesthesia for anaesthesia of patient undergoining CPC operation (20 each) were comparable with regard to demographic data and hemodynamic variables, IOP.
- Trial name
- cyclophotocoag (NCT07445672)
- Testing
- Propofol and Fentanyl administration, Sevoflurane and fentanyl administration
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Sohag University
Glaucoma, Open-Angle, Ocular Hypertension
A Study of Intraocular Pressure (IOP) Reduction in Newly Diagnosed Patients With Primary Open Angle Glaucoma (POAG) or Ocular Hypertension (OHT)
This is an observational study and will evaluate IOP reduction in newly diagnosed patients with POAG or OHT. All care (including treatment and diagnostic procedures) provided is at the discretion of the participating physicians…
- Trial name
- NCT01628614
- Testing
- Standard of Care
- Where
- Spain
- Volunteers
- 4,812 people
- Sponsor
- Allergan