Clinical trials: Obturation
Stroke, Acute, Neuroprotection
Effectiveness and Biological Mechanism of Direct Ischemic Post-conditioning for Acute Stroke Patients Due to Large Vessel Occlusion
The goal of this clinical trial is to determine if direct ischemic post-conditioning (IPostC) can alleviate ischemic-reperfusion injury (I/R) in patients who have undergone endovascular thrombectomy (EVT).
- Conditions
- Stroke, Acute, Neuroprotection, Ischemic Conditioning
- Trial name
- NCT06545734
- Testing
- Direct Ischemic Post-conditioning, Endovascular therapy
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Tianjin Huanhu Hospital
Infertility
Effect of Cervical Occlusion During Intrauterine Insemination (IUI)
Study Hypothesis: There is a difference in pregnancy rates between intrauterine insemination (IUI) in cycles performed with cervical occlusion by a balloon catheter designed for sonohysterograms as compared to those performed…
- Trial name
- NCT00951171
- Testing
- Intrauterine Insemination, IUI with the standard inseminator
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Women and Infants Hospital of Rhode Island
Congenital Diaphragmatic Hernia
Pilot Trial of Fetoscopic Endoluminal Tracheal Occlusion (FETO) in Severe Left Congenital Diaphragmatic Hernia (CDH)
Despite advances in prenatal diagnosis and postnatal therapies, including ECMO (Extracorporeal Membrane Oxygenation), inhaled nitric oxide therapy, and ventilator strategies that minimize ventilator-induced lung injury, morbidity…
- Trial name
- NCT04583644
- Testing
- Fetoscopic Endoluminal Tracheal Occlusion Surgery
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Hanmin Lee
Tooth Wear, Dental Restoration Failure
Full Occlusal Rehabilitation for Patients With Severe Tooth Wear Using Indirect Composite Restorations
LAVA Ultimate composite restorations will be used as restorative material to reconstruct severely worn dentitions.
- Conditions
- Tooth Wear, Dental Restoration Failure, Dental Restoration Wear
- Trial name
- NTWP (NCT02957734)
- Testing
- Rehabilitation of severely worn dentitions
- Where
- Netherlands
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Coronary Occlusion
Safety and Efficacy of Autologous, Intracoronary Stem Cell Injections in Total Coronary Artery Occlusions
This phase I clinical trial will evaluate the safety and efficacy of intra-coronary injection of AC133 selected autologous marrow-derived stem cells in patients with chronic coronary artery occlusion.
- Trial name
- NCT00365326
- Testing
- Catheter-based intracoronary injection
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Case Western Reserve University
Patient Satisfaction
Satisfaction and Adaptation After Elevation of Vertical Dimension of Occlusion Using Overlay Denture or Fixed Crowns
Elevation of the vertical dimension of occlusion has always been a debatable issue specially using removable prosthesis. Fixed restorations have been a more predictable treatment modality in treating patients with tooth surface…
- Trial name
- NCT03579134
- Testing
- partial overlay denture, fixed temporary crowns
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Amblyopia
An Active Approach to Treat Amblyopia: Video Game Play
Amblyopia, a developmental abnormality that impairs spatial vision, is a major cause of vision loss, resulting in reduced visual acuity and reduced sensitivity to contrast.
- Trial name
- NCT01223716
- Testing
- Perceptual learning, Video Game, Crossover (Occlusion therapy + Video Game)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Pain
Intravitreal Injection Site and Perceived Pain
The objective of this study is to explore the perception of pain during intravitreal injection related to the distance of the entry site from the limbus.
- Trial name
- NCT05640895
- Testing
- Intravitreal injection site
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Limb Occlusion Pressure
Limb Occlusion Pressure Tourniquets to Decrease Pain After Surgery
Currently a standard tourniquet pressure is used for orthopedic surgeries. High tourniquet pressure had been associated with adverse side effects such as ischemia, muscle weakness, and post operative pain.
- Trial name
- LOP (NCT04390425)
- Testing
- Experimental - Limb Occlusion pressure
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- The Methodist Hospital Research Institute
Dry Eye
An Evaluation of the Clinical Utility and Safety of the Visant Medical Canalicular Plug
This study is designed to evaluate the clinical utility and safety of the Visant Medical Canalicular Plug compared to a commercially available canalicular plug.
- Trial name
- NCT04817085
- Testing
- Visant Medical Canalicular Plug, Commercially available canalicular plug
- Where
- 5 sites in United States
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Visant Medical, Inc.
Endodontic Treatment
A Study to Assess the Clinical Success of Root Canal Treatment Using Novel Obturation Material.
The goal of this study is prospective, single-arm, non-randomized controlled trial to test the effectiveness, safety and performance of a novel dental obturation material. The main question sit answers is 1.
- Trial name
- NCT06312085
- Testing
- Endofill
- Where
- Turkey (Türkiye)
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Lumendo AG
Macular Edema, Macular Degeneration
Study Evaluating Retinal Health Monitoring System Thickness Module
Evaluate the ability and accuracy of the Retinal Health Monitoring System - Retinal Thickness Module (RHMS - RTM).
- Trial name
- NCT04428242
- Testing
- RHMS-RTM, SD-OCT
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Kubota Vision Inc.
Diabete Mellitus, Retina Vein Occlusion
Serum Cholinesterases, Paraoxonase, and Cardiovascular Risk After Intravitreal Bevacizumab
Bevacizumab, an anti-VEGF (vascular endothelial growth factor) agent used in the treatment of diabetic retinopathy and macular edema associated with retinal vein occlusion, is commonly administered in ophthalmology clinics…
- Conditions
- Diabete Mellitus, Retina Vein Occlusion, Age Macular Degeneration
- Trial name
- NCT07550777
- Testing
- blood test
- Where
- Turkey (Türkiye)
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Occlusion, Occlusal Splints
Clinical Performance of CAD/CAM Occlusal Splints Fabricated With or Without a Wax Bite Registration in Healthy Adults
Occlusal splints are commonly used to manage sleep bruxism, temporomandibular disorders, and tooth wear. Traditionally, a wax bite registration is used during the fabrication of CAD/CAM occlusal splints to determine the vertical…
- Conditions
- Occlusion, Occlusal Splints, Occlusal Analysis, Comfort
- Trial name
- Splint (NCT07720453)
- Testing
- Occlusal splint fabricated using a virtual increase of the vertical dimension, Occlusal splint fabricated using a conventional wax bite registration
- Where
- Netherlands
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Coronary Artery Disease
Safety and Efficacy of CAG and PCI Via Distal Transradial Access in Patients With Small Vessels
Randomized controlled trial of adaptive design for the safety and efficacy of coronary angiography and percutaneous coronary intervention via distal transradial access using a 6-French Glidesheath Slender in patients with small…
- Trial name
- DISTAL-SV (NCT07410364)
- Testing
- Performing coronary angiography and percutaneous coronary intervention via the distal transradial access in patients with small vessels (DRA < 2.0 mm) using a 6-Fr Glidesheath Slender sheath., Performing coronary interventional procedures via the distal radial artery in patients with small vessels ( DRA diameter < 2.0 mm ) using a 6-Fr Conventional sheath.
- Where
- 2 sites in China
- Volunteers
- 594 people, healthy volunteers welcome
- Sponsor
- Cai gaojun, MD
Stroke, Acute
Prehospital Prediction of Large Anterior Vessel Occlusion
For the clinical benefit of intravenous thrombolysis "IVT" or intra-arterial thrombectomy "IAT" time is the most crucial factor. Reducing the time between stroke onset en treatment is therefore a major goal.
- Trial name
- PHPLAVO (NCT04442659)
- Testing
- pre hospital triage tool
- Where
- Netherlands
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Leiden University Medical Center
Dry Eye
A Study to Evaluate the Safety and Effectiveness Assessments of Restylane-Defyne for Punctual Occlusion
A study which participants with mild to moderate dry eye disease will have a punctum of one eye injected with 0.1ml Restylane Defyne and the other eye injected with 0.2ml Restylane Defyne.
- Trial name
- NCT04022382
- Testing
- Restylane Defyne
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- John C Meyer, MD
Amblyopia
An Active Approach to Treat Amblyopia: Perceptual Learning and Video Games
Amblyopia, a developmental abnormality that impairs spatial vision, is a major cause of vision loss, resulting in reduced visual acuity and reduced sensitivity to contrast.
- Trial name
- NCT01115283
- Testing
- Perceptual learning, Video Games, Occlusion therapy
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Symptomatic Irreversible Pulpitis (SIP), Symptomatic Irreversible Pulpitis With Apical Peridontitis
Postoperative Pain After Single-Cone Root Canal Obturation Using Three Sealers
The goal of this clinical trial is to compare post-treatment pain after root canal therapy in adults with irreversible pulpitis using different root canal sealers.
- Trial name
- POP-RCT (NCT07434141)
- Testing
- Endoseal TCS, Neosealer, AH Plus
- Where
- Iran
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Tehran University of Medical Sciences
Susac Syndrome
Investigation of Biomarkers in Susac Syndrome
Susac Syndrome is a rare disease and the establishment of the diagnosis is often difficult. The aim of this investigation is to identify relevant biomarkers and to elucidate the pathogenesis of Susac syndrome
- Trial name
- NCT01273792
- Where
- Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany