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Displaying 1 - 58 of 58
Condition: Transplant / Liver Transplant
Investigator: Marcus Pereira, MD, MPH
Status: Currently Recruiting
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).
Condition: Valve Disease / Aortic Valve Disease
Investigator: Torsten Vahl, MD
Status: Currently Recruiting
The objective of the study is to evaluate the safety and efficacy of the JenaValve Pericardial TAVR system when treating patients with aortic regurgitation. Aortic Regurgitation is a condition that develops when the heart's aortic valve does close tightly, therefore the blood leaks back into the heart chamber. The JenaValve Pericardial TAVR system will…
Condition: Heart Disease / Valve Disease
Investigator: Susheel Kodali, MD
Status: Currently Recruiting
This is designed for patients with severe, symptomatic mitral regurgitation who are not candidates for conventional mitral repair.
Condition: Stroke
Investigator: Sunil Agrawal, PhD
Status: Currently Recruiting
A Tethered Pelvic Assist Device (TPAD) will provide wearers with gentle forces to evaluate the effects on walking.
Condition: Valve Disease / Tricuspid Valve Disease
Investigator: Susheel Kodali, MD
Status: Currently Recruiting
The goal of this early feasibility study is to gain initial insight into the basic safety and performance of transluminal (through the blood vessels) implantation of the PASCAL System's implant (composed of man-made materials). We are trying to evaluate the safety and performance of the PASCAL System with Optimal Medical Therapy (OMT) (also known as…
Condition: Transplant / Liver Transplant
Investigator: Sloane Heller, Md
Status: Currently Recruiting
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…
TTVR Early Feasibility Study in Patients with Symptomatic Severe Tricuspid Regurgitation - Medtronic
Condition: Valve Disease / Tricuspid Valve Disease
Investigator: Susheel Kodali, MD
Status: Currently Recruiting
This is a research study for patients who have Tricuspid Regurgitation (TR), a condition that occurs when the three leaflets of the heart's tricuspid valve do not close properly causing blood to leak backward with each heartbeat. Since some of the blood leaks backward, the heart has to pump more blood with each beat to push the same amount of blood…
Condition: Transplant / Liver Transplant
Investigator: Yael Nobel, MD, MS
Status: Currently Recruiting
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…
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Currently Recruiting
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…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Isaac George, MD
Status: Currently Recruiting
This is a prospective multicenter study whose purpose is to establish the safety and effectiveness of the Edwards SAPIEN 3 and SAPIEN 3 Ultra valves with Commander delivery system in patients with severe symptomatic calcific mitral valve disease with severe mitral annular calcification (which is a progressive loss of function of the mitral valve due to…
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Currently Recruiting
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…
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Currently Recruiting
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.…
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Currently Recruiting
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…
Condition: Stroke
Investigator: Joel Stein, MD
Status: Currently Recruiting
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…
Condition: Transplant / Liver Transplant
Investigator: Marcus Pereira, MD, MPH
Status: Currently Recruiting
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).
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Currently Recruiting
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…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Tamim Nazif, MD
Status: Closed
The high incidence and variety of conduction disturbances post-TAVR represents a major challenge in the periprocedural management of TAVR recipients. Despite the growing body of knowledge on this topic, the large variability in the management of these complications has translated into a high degree of uncertainty regarding the most appropriate treatment of…
Condition: Transplant / Liver Transplant
Investigator: Steven Lobritto, MD
Status: Closed
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…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This is a randomized controlled trial (RCT) that will compare the clinical outcome of MitraClip device versus surgical repair in patients with severe primary MR who are at moderate surgical risk and whose mitral valve has been determined to be suitable for correction by MV repair surgery by the cardiac surgeon on the local site heart team. In this trial,…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The study is designed to compare the safety and effectiveness of the PASCAL System to the MitraClip System for reduction of degenerative mitral regurgitation.
Condition: Valve Disease / Tricuspid Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The Edwards Cardioband Tricuspid Valve Reconstruction FIT valve repair system is a prospective, single arm, multi-center study to evaluate the safety and performance of the Cardioband Tricuspid System. The Edwards Cardioband Tricuspid Valve Reconstruction System is intended for patients with tricuspid regurgitation deemed to be potential candidates for…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Tamim Nazif, MD
Status: Closed
This prospective, multicenter trial is looking at the investigative device called the ACURATE Transcatheter Aortic Valve System for TAVR to see if it is safe and effective in treating patients with severe symptomatic native aortic stenosis. The ACURATE Transcatheter Aortic Valve System for TAVR is designed for iliofemoral access and delivery of a self-…
Condition: Transplant / Liver Transplant
Investigator: Steven Lobritto, MD
Status: Closed
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…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
Aortic stenosis (AS) or narrowing of the arteries remains one of the most common valvular diseases in the Western population requiring intervention. The deterioration of the aortic valve is more common in the older population and usually along with coronary artery disease (CAD) requires the need for treatment. This is a study that is collecting safety and…
Condition: Valve Disease / Tricuspid Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This is a prospective, single-arm, multi-center, early feasibility study. This research study is for patients who have Tricuspid Regurgitation (TR), a condition that occurs when the three leaflets of the heart's tricuspid valve do not close properly causing blood to leak backward with each heartbeat. Since some of the blood leaks backward, the heart…
Condition: Stroke
Investigator: Lenin Grajo, PhD
Status: Closed
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,…
Condition: Stroke
Investigator: Dawn Nilsen, EdD, OTR/L, FAOTA
Status: Closed
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…
Condition: Transplant / Liver Transplant
Investigator: Marcus Pereira, MD, MPH
Status: Closed
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…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This is a prospective, multicenter, non-randomized, single-arm, open-label clinical study, sponsored by Pi-Cardia. Fifteen (15) patients with symptomatic severe Aortic Stenosis (narrowing of the aortic valve) who are considered operable but are not recommended by the heart team for immediate treatment with surgical or transcatheter aortic valve replacement…
Condition: Valve Disease / Tricuspid Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This is a research study for patients who have Tricuspid Regurgitation (TR), a condition that occurs when the three leaflets of the hearts tricuspid valve do not close properly causing blood to leak backward with each heartbeat. Since some of the blood leaks backward, the heart has to pump more blood with each beat to push the same amount of blood forward.…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The study is to determine whether aortic valve replacement is helpful for patients who have moderate-severe, calcific, aortic stenosis (a narrowing of the aortic heart valve, where calcium has attached to the valve surface, resulting in obstructed blood flow) and do not have symptoms. Subjects will be randomly assigned, l to one of two groups: (1) Treatment…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This study is designed to look at the safety and performance of The Intrepid TMVR System using transfemoral transseptal access (TF). TF is a procedure that requires access to the femoral vein by an incision in the lower limb between the knee and the hip. The study population is for patients with severe, symptomatic mitral regurgitation (MR), a condition…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The study is to determine whether aortic valve replacement is helpful for patients who have severe, calcific, aortic stenosis (a narrowing of the aortic heart valve, where calcium has attached to the valve surface, resulting in obstructed blood flow) and do not have symptoms.
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The study is assessing the safety and effectiveness of the SAPIEN 3 transcatheter heart valve in patients with a failing mitral bioprosthetic valve.
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The Millipede Feasibility Study is a prospective, open-label, single-arm study to assess the safety and feasibility of the Millipede Transcatheter Annuloplasty Ring System in subjects with functional mitral regurgitation. The Millipede Annuloplasty Ring System is a novel transcatheter, fully adjustable, complete annuloplasty repair device for the treatment…
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Closed
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…
Condition: Transplant / Liver Transplant
Investigator: Adam Griesemer, MD
Status: Closed
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…
Condition: Heart Disease / Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The LOTUS Edge Valve System is intended to improve aortic valve function in symptomatic subjects with severe aortic stenosis who are at intermediate risk for standard surgical aortic valve replacement (SAVR), including those who have a bicuspid native valve. The study will include subjects presenting with symptomatic severe aortic stenosis who are…
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Closed
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/…
Condition: Stroke
Investigator: Robert Sommer, MD
Status: Closed
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).…
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Closed
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…
A study for kidney transplant subjects using study drug eculizumab to prevent delayed graft function
Condition: Transplant / Liver Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Closed
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…
Condition: Stroke
Investigator: Joel Stein, MD
Status: Closed
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.
Condition: Heart Disease / Valve Disease
Investigator: Tamim Nazif, MD
Status: Closed
This is a prospective, single-arm, observational, multicenter registry. The intent is to gather information on the commercially approved device, device SAPIEN 3 Ultra transcatheter heart valve (THV). This valve consists of a short metal tube (stent) that holds the valve in its intended position and has valve leaflets made of biological material derived from…
Condition: Stroke
Investigator: Joel Stein, MD
Status: Closed
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…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This trial is a non-randomized, prospective, multi-center early feasibility study to evaluate the safety and performance of the AccuCinch system in patients with Heart Failure and Reduced Ejection Fraction HFrEF
Study for liver transplant recipients using drug (IgG) to prevent Hepatitis C virus (HCV) recurrence
Condition: Transplant / Liver Transplant
Investigator: Elizabeth Verna, MD
Status: Closed
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…
Condition: Heart Disease / Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
This research study is for patients with severe aortic stenosis. Patients may be considered for this study if they have a diseased aortic heart valve and who are at low operative risk for standard (traditional) open-heart surgery for aortic valve replacement (TAVR).
Condition: Transplant / Liver Transplant
Investigator: Robert Brown, MD, MPH
Status: Closed
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…
Condition: Heart Disease / Valve Disease
Investigator: Martin Leon, MD
Status: Closed
The goal of this study is to assess the safety and function of this new device to insert an artificial mitral valve. This study is for patients who are a high risk candidate for standard openheart surgery to treat their mitral regurgitation. The standard medical treatments generally available to patients with mitral regurgitation who do not undergo surgery…
Condition: Heart Disease / Valve Disease
Investigator: Tamim Nazif, MD
Status: Closed
Are you scheduled for an interventional vascular procedure (e.g. BAV, TAVR/TAVI, EVAR or TEVAR) inorder to replace a damaged or failing valve? This research style studies the safety and efficacy of an Investigational Device (IDE) called the Cross-Seal Suture-Mediated Vascular Closure Device System. This device has not yet been approved by the FDA for use on…
Condition: Heart Disease / Valve Disease
Investigator: Robert Sommer, MD
Status: Closed
This study has been designed to treat patients with a pulmonary conduit or valve that has a large amount of regurgitation or is too narrow and needs to be replaced.
Condition: Transplant / Liver Transplant
Investigator: Robert Brown, MD, MPH
Status: Closed
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…
Condition: Heart Disease / Valve Disease
Investigator: Martin Leon, MD
Status: Closed
The purpose of this study is to find out if the mitral valve can be safely replaced using a procedure that issimpler than the open-heart procedure being used today and may be safer for patients who are at ahigher risk from conventional open-heart surgery. The device being studied would be implanted without the need for an open-heart procedure and without…
Condition: Valve Disease / Aortic Valve Disease
Investigator: Tamim Nazif, MD
Status: Closed
The objective of this study is to collect outcome data on valve performance and a pre-specified TAVR care pathway. Transcatheter aortic valve replacement (TAVR) has been shown to be a safe and effective treatment for patients with severe aortic stenosis who are at extreme, high, or intermediate surgical risk. Since CoreValveTM became commercially approved…
Condition: Valve Disease / Mitral Valve Disease
Investigator: Susheel Kodali, MD
Status: Closed
The purpose of this study is to evaluate a new device to treat patients who may benefit from the repair of their mitral heart valve due to mitral regurgitation. The device is called the Edwards Cardioband System (Edwards Cardioband System or the device). The device is investigational in the United States but has been approved in Europe. This clinical study…
Condition: Transplant / Liver Transplant
Investigator: Tomoaki Kato, MD
Status: Closed
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…
Condition: Heart Disease / Valve Disease
Investigator: Emile Bacha, MD
Status: Closed
The purpose of this study is to gather more information about how effective the St. Jude Medical (SJM) TMMasters Series 15mm Rotatable Mechanical Heart Valve (15mm valve) is at treating a child's condition, as well as collecting information about the safety of the valve. The childs surgeon will have determined that child will likely require the 15mm…