This research is being done to better understand rejection in transplant recipients with HIV who receive kidneys from donors with HIV compared to donors without HIV. If you have any questions regarding this study, please contact the Transplant Clinical Research Center (TCRC).
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…
The purpose of this study is to understand how liver disease affects thinking and memory, both before and after transplant. Participants will take a cognitive test, which will be a series of tasks and questions similar to a video game, at home on their own computers, tablets, or phones. This will take approximately 45 minutes, and participants will do this…
A complication that can occur after liver transplant (LT) is rejection, in which the patient's immune system damages the transplanted liver. This complication can be prevented with immunosuppressant medications, which are routinely used after LT. The main purpose of this study is to determine if bacteria in the intestine (gut microbiome) may affect the…
The purpose of this observational research study is to identify things that contribute to outcomes in patients with alcohol-associated liver disease who are being considered for liver transplant and who have less than 6 months of sobriety. We will look at many things including images of the liver and heart, blood tests, urine tests, stool tests and liver…
The main purpose of this study is to deeply characterize cognitive function in liver transplant recipients, differentiate among different causes of cognitive impairment, and identify contributors to cognitive impairment. Participants will receive a comprehensive neurological exam, cognitive assessment, neuropsychological testing, MRI of the brain, and blood…
The purpose of this study is to evaluate the safety of siplizumab when used as induction immunosuppression in patients with primary sclerosing cholangitis or autoimmune hepatitis undergoing liver transplantation. Induction immunosuppression drugs are very potent anti-rejection drugs that are given immediately after transplantation to prevent rejection.…
The purpose of this study is to learn more about the effects of functional status (also known as "frailty") using a physical test in patients with liver disease on their health outcomes. We are enrolling patients prior to liver transplantation, and will continue to assess their functional status post transplant. If you have any questions regarding…
My Hand Project for Stroke Patients: We are testing a robotic device to help people who had a stroke use their weak hand more easily. This research study would involve you wearing a hand robot that helps open and close your fingers in order to use your hand to pick up common everyday objects. During the study, you may be asked to try out different…
The primary objective is to evaluate long-term outcomes in transplant recipients with HIV who receive livers from donors with HIV compared to donors without HIV. If you have any questions regarding this study, please contact the Transplant Clinical Research Center (TCRC).
The purpose of this sponsor initiated multi center registry is to collect additional data on the performance of the FDA Approved OCS Liver System and post transplant clinical outcomes for patients who are transplanted with an OCS Liver perfused donor liver in the real world setting. If you have any questions regarding this study, please contact the…
In this study, we will collect information from the medical record of pediatric liver transplant recipients who received live vaccines as part of their routine post-transplant care. This data will be combined with data from other centers across the United States and Canada to help give us a better understanding of the safety and efficacy of live vaccines in…
The purpose of the study is to collect scientific data on pediatric liver transplantation to learn more about how children do after liver transplant. Collecting these data is expected to help researchers learn more about liver transplant in children. This information may improve medical care of your child and other children who need and who have received…
This program aims to help improve adult caregivers of stroke survivors ability to care for their stroke survivors with their daily needs. Each session will cover different topics which are important for caregivers to understand in order to best engage in their new role. Topics will include, but are not limited to: bathing, toileting, dressing, transfers,…
The purpose of this research is to learn about types of practice that may benefit stroke survivors when learning to use their weaker arm to perform a task. Potential participants will be asked to come to Columbia University Irving Medical Center (CUIMC) for a screening session. Eligible participants will be randomized into two groups with different practice…
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 (…
The primary objective of this study is to determine if an HIV-infected donor liver (HIVD+) transplant is safe with regards to major transplant-related and HIV-related complications. This study will evaluate if receiving a liver transplant from an HIV-infected deceased liver donor is safe with regards to survival and major transplant-related and HIV-related…
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…
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…
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…
The purpose of this study is to evaluate the safety and efficacy of FS Grifols as an adjunct to hemostasis during parenchyomous tissue open surgical procedures. Baseline assessments will be performed within 24 hours prior to the scheduled surgery. There will be a physical assessment and a blood draw at the first study visit. Subjects will be randomly…
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…
The purpose of this study is to determine if Nexavar (sorafenib), the study medication, is effective in preventing cancer recurrence in high risk patients following liver transplantation. The purpose of this study is to determine if sorafenib is a safe and effective treatment option for preventing the recurrence of liver cancer in high risk subjects…
This is a prospective, randomized, multi-center, controlled study for subjects with end stage liver disease who require a liver transplant, comparing whole liver preservation via hypothermic machine perfusion (HMP) using the LLT System with Vasosol with livers preserved via static cold storage (which is standard of care). During Hypothermic Machine…
The purpose of this study is to see if the study drug Harvoni given for 4 weeks immediately after liver transplantation is safe and able to clear the Hepatitis C virus (HCV) from the body. This study will test a drug named Harvoni for the treatment of chronic genotype 1 or 4 Hepatitis C Virus (HCV) in peri-operative liver transplant patients. Harvoni (LDV/…
The purpose of this study is to investigate a new therapeutic regimen with or without steroids in the pediatric population. The aim is to find out whether everolimus is safe and has beneficial effects in children who receive a liver transplant. All children will receive a study drug called everolimus twice a day plus a reduced dose of cyclosporine or…
The Amulet IDE trial is a prospective, randomized, multi-center active control worldwide trial, designed to evaluate the safety and effectiveness of the AMPLATZER Amulet Left Atrial Appendage Occluder. Subjects will be randomized in a 1:1 ratio between the Amulet LAA occlusion device (treatment) or a Boston Scientific WATCHMAN LAA closure device (Control).…
The purpose of this study is to determine if eculizumab is safe and could be used to prevent Delayed Graft Function (DGF) following kidney transplantation. DGF is an early complication of kidney transplantation. This condition occurs when the transplanted kidney does not recover instantly after transplantation and can take days to weeks before recovering…
We are looking for adults who have had a stroke to participate in testing of a new robotic device for the hand. If you had a stroke over six months ago and now have difficulty using your hand, you may qualify to participate in this study. Time commitment: ~4 weeks, 3x/week, Compensation: $50 per testing visit, $25 per training session.
The purpose of this study is to test the safety of different doses of HCIG when given to patients with HCV who receive a liver transplant. It will also provide information about whether HCIG can prevent HCV infection. Participation in the study is expected to last about 10 months. Participants will be randomly assigned to either receive HCIG or not. Your…
Stroke often results in limitation of arm movements, from which many people do not fully recover. We believe that early and intensive therapy is important to enhance recovery of arm movements after stroke. We are doing this research study to see how much arm movements improve with intensive therapy in patients have had a stroke in the past 5 weeks. We will…
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…
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…
The purpose of this study is to see if study drugs ABT-450/r/ABT-267, and ABT-333 taken with RBV are safe and able to reduce the amount of Hepatitis C Virus (HCV) in subjects' blood over a 24-week treatment period. These drugs are intended to prevent the HCV from multiplying in the human body. Subjects who participate in this study will be expected to…
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…
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…
The purpose of this study is to determine if the administration of non-absorbable antibiotics (rifaximin) for the first three months after liver transplant period will reduce the amount of fibrosis (scarring of the liver) in liver transplant patients with hepatitis C virus (HCV) by lowering serum LPS (a protein in the blood that comes from the bacteria in…