Clinical trials: Intraocular Pressure
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
Glaucoma, Intraocular Pressure
The Measurement of Intraocular Pressure in Normal Children Under General Anesthesia With and Without Nitrous Oxide and Anesthetic Eye Drops
Pediatric glaucoma is a rare but potentially blinding condition where the pressure in the eye is too high. Diagnosis is based on intraocular pressure (IOP) and assessment of the optic nerve, cornea and other structures.
- Conditions
- Glaucoma, Intraocular Pressure, Anesthesia
- Trial name
- IOP (NCT01925391)
- Testing
- Tono-pen XL Applanation tonometer + Ocu-film +
- Where
- 2 sites in United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University of Miami
Cataract, Glaucoma
Low Intraocular Pressure Cataract Surgery With Zeiss Quatera in Glaucoma Patients
You were selected to participate in this observational study because you suffer from glaucoma and cataracts. For the cataract you will have cataract surgery.
- Trial name
- NCT06712758
- Where
- Belgium
- Volunteers
- 10 people
- Sponsor
- Visionair Oogzorg
Intraocular Pressure
Effect of Sevoflurane Concentration on Intraocular Pressure in Surgical Children With Healthy Eyes
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
- NCT01248689
- Testing
- concentration profile 1, concentration profile 2, concentration profile 3
- Where
- Israel
- Volunteers
- 21 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Pigmentary Dispersion Syndrome, Pigmentary Dispersion Glaucoma
IOP Reduction in Pigmentary Glaucoma Using DSLT
This study is a single-site, single-arm, prospective, observational study of IOP reduction after DSLT. Subjects will be assessed up to 12 months post-operatively.
- Trial name
- NCT07281391
- Testing
- Voyager DSLT
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- Mann Eye Institute
Intraocular Pressure, Intracranial Pressure Increase
Correlation Intraocular Pressure With Intracranial Pressure
Severe Trauma Brain Injury (TBIs) is a public health problem and monitoring of Intracranial Pressure (ICP) is a determinant key of it prognosis.
- Conditions
- Intraocular Pressure, Intracranial Pressure Increase, Trauma, Brain, Children, Only
- Trial name
- IOPICPTBI (NCT03344432)
- Testing
- with intraocular pressure high, without intraocular pressure high
- Where
- Mexico
- Volunteers
- 30 people
- Sponsor
- Hospital Civil de Guadalajara
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
Ocular Hypertension, Primary Open Angle Glaucoma
A Study of Ganfort Versus Duotrav in Patients With Primary Open Angle Glaucoma or Ocular Hypertension
This is a single-center, cross-over comparison parallel group randomized trial designed to evaluate the efficacy and safety of Ganfort compared to Duotrav for a treatment period of 8 weeks each.
- Trial name
- NCT01168414
- Testing
- Ganfort, Duotrav
- Where
- Malaysia
- Volunteers
- 42 people
- Sponsor
- Ministry of Health, Malaysia
Primary Congenital Glaucoma, Pediatric Glaucoma
Subscleral Trabeculectomy With Inverted T-Shaped Deep Sclerectomy for Primary Congenital Glaucoma
Primary congenital glaucoma (PCG) is a vision-threatening disorder of childhood characterized by elevated intraocular pressure (IOP) resulting from developmental abnormalities of the anterior chamber angle.
- Conditions
- Primary Congenital Glaucoma, Pediatric Glaucoma, Intraocular Pressure
- Trial name
- TDS-PCG (NCT07701278)
- Testing
- Subscleral Trabeculectomy Combined With Inverted T-Shaped Deep Sclerectomy
- Where
- Egypt
- Volunteers
- 34 people
- Sponsor
- Benha University
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
Anaesthesia, Intraocular Pressure
Effects Of Anaesthesia on Intraocular Pressure in Robotic Prostate Surgery
Robot-assisted surgery is now commonly used to treat prostate cancer. This type of surgery, called robot-assisted prostatectomy, helps doctors operate more precisely and allows patients to heal faster.
- Conditions
- Anaesthesia, Intraocular Pressure, Trendelenburg Position, Robot Assisted Laparoscopic Radical Prostatectomy
- Trial name
- NCT07033442
- Testing
- Sevoflurane (Volatile Anesthetic), Propofol 1%, Remifentanil 2 MG
- Volunteers
- 60 people
- Sponsor
- Ataturk Training and Research Hospital
Sickle Cell Disease
Peripheral Arterial Tonometry and Neurocognition in Sickle Cell Disease
This study will examine sleep disordered breathing and sleep quality in participants (ages 12-25) diagnosed with sickle cell disease of any genotype.
- Trial name
- NCT06477289
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- St. Jude Children's Research Hospital
Glaucoma
Effectiveness of a Procedure for Previously Failed Glaucoma Surgery
Transconjunctival mitomycin-C in needle bleb revision may be an effective procedure to treat cases with a previously failed trabeculectomy. We will investigate approximately 100 consecutive cases with follow up of up to 9 years.
- Trial name
- NCT00347789
- Testing
- Glaucoma surgery- Bleb revision
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Glaucoma Research & Education Group
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
Posterior Capsule Opacification, Ocular Hypertension
Brinzolamide/Brimonidine Combination vs Brimonidine 0.2% in the Prevention of IOP Rise After Nd-YAG Laser Capsulotomy
To compare the efficacy of a Brinzolamide/Brimonidine fixed combination (FC) with Brimonidine 0.2% in preventing intraocular pressure (IOP) elevations after neodymium: yttrium-aluminum-garnet (Nd:YAG) laser posterior capsulotomy.
- Trial name
- NCT03192826
- Testing
- Brinzolamide/Brimonidine FC, Brimonidine 0.2%, Artificial tears
- Where
- Greece
- Volunteers
- 79 people
- Sponsor
- University Hospital of Patras
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
Pediatric Sleep Disordered Breathing, Obstructive Sleep Apnea
Pediatric/Adolescent WatchPAT 400 Reliability Pilot Study
The goal of this clinical trial is to learn whether a newer sleep-testing device gives results that closely match the standard overnight sleep study, in children and adolescents ages 6-18 who are being evaluated for possible…
- Trial name
- NCT07851402
- Testing
- WatchPAT 400
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Milton S. Hershey Medical Center
Synthetic Cannabinoid Abuse (Disorder), Eye Manifestations
Ocular Effects of Synthetic Cannabinoids
The goal of this observational study is to evaluate the ocular effects of Bonzai (synthetic cannabinoids) with spectral-domain optical coherence tomography.
- Trial name
- Bonsai (NCT06235346)
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
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
Glaucoma, Intraocular Pressure
Assessment of Home Tonometry in Glaucoma
Worldwide, glaucoma is the most common cause of irreversible blindness. The major risk factor is raised pressure within the eye (intraocular pressure, IOP). IOP is typically measured using Goldman applanation tonometry (GAT).
- Trial name
- NCT03057301
- Testing
- iCare home tonometer
- Where
- United Kingdom
- Volunteers
- 100 people
- Sponsor
- NHS Lothian