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Displaying 1 - 28 of 28
Condition: Vascular Conditions
Investigator: Virendra Patel, MD
Status: Currently Recruiting
The purpose of this study is to gather data about the safety and effectiveness of a new, investigational device (not FDA approved), the Thor laser atherectomy system (Thor system), for the treatment of peripheral artery disease (PAD). When there is a blockage (a deposit on an artery wall, made of fat or calcium, and/or blood clots) in one or more of your…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Reilly Kayser, MD
Status: Closed
The Center for OCD Research at Columbia University Irving Medical Center is seeking individuals with obsessive-compulsive disorder (OCD) to participate in a research study, at no cost to you. This study is investigating the medicinal effects of nabilone for OCD symptoms. Nabilone is a synthetic form of tetrahydrocannabinol (THC), which is one of the active…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Ajay Kirtane, MD, SM
Status: Closed
This is a prospective, single-center, single-blind, two-arm, 1:1 randomized clinical trial. Patients who have undergone successful elective PCI will be screened with a lipid profile and eligible patients will be enrolled. Non-eligible patients will be enrolled in a registry. Randomization will be stratified by baseline LDL-C level and current statin therapy…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Michael Collins, MD
Status: Closed
This is a Prospective, multicenter, randomized, parallel-controlled, open-label two-arm trial with an adaptive design that will randomize about 1252 subjects at approximately 120 US and international centers. The study is looking to see if a device called the Impella device will improve the way the heart works as well as if health is improved as compared to…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Megha Prasad
Status: Closed
The primary objective is to demonstrate that physiologically-guided stenting using the Philips SyncVision iFR co-registration is superior with respect to clinical outcomes compared to PCI guided by angiography alone. Secondary objectives include: To evaluate the cost-effectiveness of physiology guidance with SyncVision compared to a standard of care PCI…
Condition: Vascular Conditions
Investigator: Sahil Parikh, MD
Status: Closed
The objective of this study is to learn more about how safe and effective the Bare Temporary Spur Stent System is when used in patients who have blocked arteries in their lower limbs. The selection of subjects will be those with Critical Limb Ischemia (CLI), a form of Peripheral Arterial Disease (PAD) in which an artery (blood vessel) in the lower leg (…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Amy Rapp, PhD
Status: Closed
The goal of the project is to identify differences in learning in obsessive-compulsive disorder (OCD) by measuring the activity of the brain while participants complete computer tasks. Eligible participants will be asked questions about their medical and psychiatric history and perform tasks on a computer while an electroencephalogram (EEG) is recorded.…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Ajay Kirtane, MD, SM
Status: Closed
This study is trying to determine if using a Dynamic Coronary Roadmap (which is a software used along with an x-ray imaging system) reduces the total iodine contrast volume per Percutaneous Coronary Intervention (PCI) procedure compared to procedures performed without Dynamic Coronary Roadmap. This X-ray system provides imaging support while directing the…
Condition: Vascular Conditions / Ischemia
Investigator: Sahil Parikh, MD
Status: Closed
The objective of the LIFE-BTK RCT is to evaluate the safety and efficacy of the ESPRIT BTK device (which is a bioresorbable polymeric scaffold with the everolimus drug and a bioresorbable polymeric coating mounted on a balloon dilatation catheter) compared to Percutaneous Transluminal Angioplasty (PTA), which is is a procedure that can open up a blocked…
Condition: Vascular Conditions
Investigator: Edvard Skripochnik, MD, RPVI
Status: Closed
A research team at Columbia University Irving Medical Center is collecting information for a registry studying how safely and effectively the ClotTriever device works in treating patients at least 18 years old with Deep Vein Thrombosis (DVT), or blood clots in the vessels of the leg. The sponsor of this study, Inari Medical, Inc., is paying the research…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
Eligible participants will be asked questions about their symptoms, complete questionnaires, and receive sessions of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP) accompanied by the use of a mobile app. The purpose of this study is to assess whether the mobile app may be effective in improving symptoms of OCD.
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Pablo Goldberg, M.D.
Status: Closed
The purpose of this study is to assess the effects of a single infusion of ketamine for adolescents and young adults with obsessive-compulsive disorder (OCD). Ketamine is a FDA-approved anesthetic medication that can possibly cause a rapid decrease in OCD symptoms. To be eligible to participate, patients need to have already tried at least one SRI…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Ajay Kirtane, MD, SM
Status: Closed
The purpose of this study is to collect data for evaluating VFR (Virtual Flow Reserve) in comparison with standard FFR (Fractional Flow Reserve) when patients undergo a percutaneous coronary intervention (PCI) to treat blockage or narrowing in the heart artery or arteries.
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The purpose of this pilot research study is to test whether certain components of the marijuana plant, known as "cannabinoids", may help to reduce symptoms in patients with OCD. Specifically, patients enrolled in the study will smoke marijuana containing different concentrations of 2 different cannabinoids, THC and CBD. Both of these agents act on…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
This study is investigating how the brains of people with OCD may change with treatment. The study uses Magnetic Resonance Imaging (MRI) to scan the brain, and the treatment used is a form of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP). Participants will undergo a scan, which lasts for approximately 2 hours and takes…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Dimitrios Karmpaliotis, MD
Status: Closed
A study evaluating the placement of any guidewire beyond complex narrowed arteries that are relatively common in patients undergoing ballon angioplasty (a procedure where a balloon is used to stretch open narrowed arteries). At least one Teleflex guidewire and at least one Turnpike catheter is used. The guidewires and catheters that are being studied are…
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Yagna Pathak, PhD
Status: Closed
The study aims to assess the impact of repetitive transcranial magnetic stimulation (rTMS) on brain imaging and neurophysiological measures in patients with Obsessive-Compulsive Disorder (OCD).
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The Center for OCD and Related Disorders is currently conducting a study in treating Obsessive-compulsive Disorder (OCD), which is a severe illness characterized by distressing intrusive thoughts, images, or impulses about a variety of themes (e.g., fears of contamination or harm) and repetitive behaviors such as excessive washing or checking. The study is…
Condition: Vascular Conditions
Investigator: Virendra Patel, MD
Status: Closed
Are you scheduled for an interventional vascular procedure, such as a Trans-catheter Aortic Valve Replacement (TAVR), Endovascular Aneurysm Repair (EVAR), Thoracic Endovascular Aortic Repair (TEVAR), or Balloon Aortic Valvuloplasty (BAV)? If yes, you may be eligible for this trial. This research trial studies the safety and efficacy of an Investigational…
Condition: Vascular Conditions / Vasculitis
Investigator: Andrew Bomback, MD
Status: Closed
The purpose of this study is to evaluate the safety and tolerability of study drug CCX168 when it is given to patients who are receiving the standard therapy for a certain type of vasculitis called ANCA-associated vasculitis (AAV). The study will also assess the effectiveness of the study drug, CCX168, in combination with the standard treatment of AAV. This…
Condition: Vascular Conditions
Investigator: Virendra Patel, MD
Status: Closed
Has your doctor determined that you have Type B Aortic Dissection and you would like to learn more about an alternative to open surgery? Type B Aortic Dissection patients are being invited to take part in a research study of an investigational device. Bolton Medical, Inc., the company sponsoring this clinical trial, is studying an investigational device…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Tamim Nazif, MD
Status: Closed
The Saranas Early Bird Bleed The Saranas study uses a device is called the Early Bird Bleed Monitoring System (EBBMS) and it is intended to provide physicians with an early indication of a potential internal bleeding complication due to vessel injury that may occur during the procedure before any symptoms present.
Condition: Vascular Conditions
Investigator: Roman Nowygrod, MD
Status: Closed
The purpose of this study is see if an experimental gene product, the Hepatocyte Growth Factor (HGF) Plasmid (AMG0001) which will be injected into the affected leg's muscles is effective in treating the blockages in your leg without causing adverse effects. Affected leg means the leg that has the severest disease relating to the blockage or narrowing…
Condition: Vascular Conditions
Investigator: Nicholas Morrissey, MD
Status: Closed
Has your doctor determined that you have Peripheral Arterial Disease (PAD), and that an artery in your upper leg is blocked as a result? Is blood flow to your upper leg(s) blocked?This study will test the safety and effectiveness of the PQ Bypass System (two catheters called the DETOUR Crossing Device and the DETOUR Snare) in improving blood flow to your…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Ajay Kirtane, MD, SM
Status: Closed
This study has been designed to treat patient with coronary artery disease and demonstrate the superiority of the OCT device used to select and guide the stenting procedure when collecting images and flow measures inside the blocked artery.
Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Reilly Kayser, MD
Status: Closed
The Center for OCD and Related Disorders at New York State Psychiatric Institute/Columbia University Medical Center is seeking individuals aged 18+ with obsessive-compulsive disorder (OCD) to participate in a survey regarding their experiences with marijuana/cannabis. We hope this study will lead to increased understanding of how these substances affect…
Condition: Vascular Conditions
Investigator: Nicholas Morrissey, MD
Status: Closed
All vascular repair and reconstruction surgery requires patching material. PhotoFix, made of cow heart membrane, is one of the FDA-approved patches on the market for use in vascular repair and reconstruction surgery. Other vascular patches on the market are also available and used by other surgeons for procedures like the one you need. This trial will study…
Condition: Heart Disease / Coronary Artery Disease
Investigator: Susheel Kodali, MD
Status: Closed
This is a research study designed to look at the safety and effectiveness of the TriGUARD 3 cerebral embolic protection device in patients undergoing transcatheter aortic valve implantation (TAVI). The purpose of the study is to assess whether the TriGUARD 3 can prevent death, stroke, more subtle signs of brain injury, and/or silent brain injury as measured…