235 Studies Now Enrolling
Menu
Search
Medical Condition
- Show all (1752)
- Addiction (19)
- Allergy, Asthma, & Immunology (13)
- All of Us Research Program - NIH (1)
- Autoimmune Disorders (29)
- Blood Disorders (33)
- Bone & Muscle (10)
- Cancer (564)
- Child Development (4)
- COVID-19 (Coronavirus) (36)
- Critical Illness (1)
- Diabetes (21)
- Ear, Nose and Throat (12)
- Endocrine & Metabolic Disease (12)
- Eye (7)
- Gastrointestinal and Digestive Diseases (26)
- Hair and Skin Disorders (3)
- Headaches (5)
- Healthy Volunteers (187)
- Heart Disease (130)
- Infectious Disease (49)
- Insomnia (2)
- Kidney Disease (12)
- Liver Disease (53)
- Lung Disease (31)
- Meniere's Disease (1)
- Neurological Disorders (165)
- Nutrition (5)
- Obesity (10)
- Obstetrics & Gynecology (55)
- Pain Management (1)
- Pediatrics (103)
- Psychiatric Disorders (67)
- Rehabilitation (9)
- Stroke (7)
- Surgery (7)
- Transplant (48)
- Urology (4)
- (-) Vascular Conditions (10)
Displaying 1 - 27 of 27
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: 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 / Arterial Disease
Investigator: Robert Sommer, MD
Status: Closed
This is a prospective, single arm, three stage, multi-site, clinical investigation evaluating the safety and efficacy of the Carag Bioresorbable Septal Occluder (CBSO) to treat patients with clinically significant hole in the atrial septal defect compared to other commercially approved devices. The study is being done to determine the safety and efficacy of…
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: Heart Disease / Arterial Disease
Investigator: Robert Sommer, MD
Status: Closed
This prospective, multicenter, open-label, single arm, first-in human study will enroll up to 75 subjects aimed at examining the performance of the LAAC device for LAA closure.
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
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 / Arterial Disease
Investigator: Kumar Kalapatapu, MD, FACC
Status: Closed
The purpose of this study is to evaluate the Biosensors BioFreedom Biolimus A9 Drug Coated Coronary Stent on people with coronary artery disease (blockages in the heart arteries) to determine if it is safe and effective.
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: Heart Disease / Arterial Disease
Investigator: Manish Parikh, MD
Status: Closed
The purpose of this research is to find out whether it is safe to shorten the length of time that people at high risk for bleeding take blood thinners after being treated with a coronary stent.
Condition: Heart Disease / Arterial Disease
Investigator: Michael Collins, MD
Status: Closed
This study is for patients with Coronary Artery Disease (CAD) and require a stent placement. The purpose of this clinical research study is to assess the safety and effectiveness of the Orsiro stent or a non-investigational Xience stent. The Orsiro stent is investigational, which means it is not yet approved by the FDA and can only be used in research…
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: Heart Disease / Arterial Disease
Investigator: Susheel Kodali, MD
Status: Closed
The purpose of this research study, is to learn whether an experimental device (called Evolut R) can help clear hardened blockage in coronary arteries (blood vessels that feed the heart muscle) in patients with a disease is called aortic stenosis.Subjects that choose to participate and are eligible will have their interventional cardiologist use this device…
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: 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: 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: Heart Disease / Arterial Disease
Investigator: Melvin Weiss, MD, FACC
Status: Closed
The purpose of this study is to see if a new medication called ticagrelor given twice daily ismore effective than aspirin alone in preventing the occurrence of heart attack, stroke and/ordeath due to cardiovascular events in patients who have type 2 diabetes. Ticagrelor is anantiplatelet therapy (stop platelets from clumping together) and is approved for…
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: 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 / Arterial Disease
Investigator: Tamim Nazif, MD
Status: Closed
The purpose of this study is to survey patients who have undergone a percutaneous coronary intervention (PCI) at Columbia University Medical Center in which the physician used a stent called the Promus Premier stent. Patients will be asked to do a brief 15-30 minute survey regarding their health since the PCI and stent implantation.
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: 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…