Clinical trials: Heart Valve Prosthesis
Aortic Valve Stenosis
5 Year Observation of Patients With PORTICO Valves
The purpose of this clinical investigation is to further assess the performance and safety profile of the commercially-available Portico™ TAVI System in patients with severe symptomatic aortic stenosis.
- Trial name
- PORTICO-1 (NCT01802788)
- Testing
- St Jude Medical Portico replacement aortic valve, Transcatheter Aortic Valve Implant
- Where
- 60 sites in Australia, Belgium and 11 more
- Volunteers
- 1,032 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation, Deep Vein Thrombosis
Randomized Trial of Interventions to Improve Warfarin Adherence
The purpose of this research study is to see if a lottery which provides the opportunity to win money, a reminder system using a "Med-eMonitor", or the combination of both might be useful in helping patients to achieve better…
- Conditions
- Atrial Fibrillation, Deep Vein Thrombosis, Dilated Cardiomyopathies
- Trial name
- WIN3 (NCT00904982)
- Testing
- Financial Incentive and Med-eMonitor, 2Med-eMonitor
- Where
- 2 sites in United States
- Volunteers
- 268 people
- Sponsor
- University of Pennsylvania
Aortic Valve Stenosis
Hemodynamic Comparison of Tissue Aortic Valves
The purpose of this study is to: 1. Assess for hemodynamic differences at rest and with exercise between three clinically available tissue aortic valves. 2.
- Trial name
- NCT01635244
- Testing
- Aortic valve replacement
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Michigan
Aortic Valve Stenosis
Clinical Evaluation of Percutaneous Implantation of the Medtronic CoreValve Aortic Valve Prosthesis (18Fr-Study)
The investigation concerns a prospective, multicenter, single arm safety and performance study evaluating the Medtronic CoreValve system.
- Trial name
- NCT01051518
- Testing
- Medtronic CoreValve System
- Where
- 9 sites in Canada, Germany and 2 more
- Volunteers
- 126 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Symptomatic Degenerative Aortic Stenosis, Severe Aortic Stenosis
CONFIDENCE Registry to Assess Safety and Performance of Portico System to Treat Patients With Severe Aortic Stenosis.
The purpose of this clinical investigation is to characterize the procedural safety and device performance of transfemoral implantation of the Portico™ Transcatheter Aortic Heart Valve in patients with symptomatic degenerative…
- Trial name
- NCT03752866
- Testing
- Portico™ Valve, Portico Delivery System(s) and Loading System(s), Portico™ Valve, FlexNav Delivery System(s) and Loading System(s)
- Where
- 28 sites in Australia, Belgium and 7 more
- Volunteers
- 1,001 people
- Sponsor
- Abbott Medical Devices
Heart Valve Diseases
Patients Perception of Mechanical Heart Valve Sounds: Psychoacoustics and Quality of Life
The purpose of this study is to compare the sound pressure levels (SPLs) from three of the most frequently implanted mechanical heart valve prostheses, in order to determine whether there was any significant difference between…
- Trial name
- NCT00362401
- Where
- Germany
- Volunteers
- 90 people
- Sponsor
- University of Aarhus
Atrial Fibrillation, Venous Thromboembolism
Prothrombin Times Outside the Therapeutic Range in Otherwise Stable Patients
Warfarin is very effective for the prevention of blood clots (thrombosis). A test of coagulation, the prothrombin time (PT) is used to monitor the effect.
- Conditions
- Atrial Fibrillation, Venous Thromboembolism, Ischemic Stroke, Myocardial Infarction
- Trial name
- FORESPEAK-0 (NCT00814177)
- Testing
- warfarin
- Where
- Canada
- Volunteers
- 160 people
- Sponsor
- Hamilton Health Sciences Corporation
Thromboembolism, Heart Valve Prosthesis
Follow on Study From RE-ALIGN
To collect additional data relating to safety and indicators of efficacy for patients who have participated in the 1160.113 study.
- Trial name
- NCT01505881
- Testing
- dabigatran etexilate low dose, warfarin 5mg, dabigatran etexilate intermediate dose
- Where
- 30 sites in Belgium, Canada and 7 more
- Volunteers
- 158 people
- Sponsor
- Boehringer Ingelheim
Heart Valve Diseases
Dabigatran Etexilate in Patients With Mechanical Heart Valves
To validate the dosing algorithm for dabigatran etexilate in patients receiving a mechanical heart valve.
- Trial name
- RE-ALIGN (NCT01452347)
- Testing
- warfarin 1mg, dabigatran etexilate intermediate dose, dabigatran etexilate low dose
- Where
- 40 sites in Belgium, Canada and 8 more
- Volunteers
- 328 people
- Sponsor
- Boehringer Ingelheim
Eisenmenger Syndrome
Transcatheter Valve Implantation in Patients With Dysfunctional Left and Right Sided Heart Valves
A growing body of data, suggests that transcatheter valves are effective when implanted in other locations (mitral, aortic, tricuspid) and in high pressure environments.
- Trial name
- NCT02119442
- Testing
- Transcather Valve Implantation
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- University of California, Los Angeles
Heart Valve Disease
Randomized On-X Anticoagulation Trial
Various patient groups with the On-X Valve can be maintained safely on lower doses of blood thinner(Coumadin®) or on antiplatelet drugs (aspirin/Plavix®) only rather than the standard dose of Coumadin and aspirin presently…
- Trial name
- PROACT (NCT00291525)
- Testing
- On-X valve using reduced anticoagulation, On-X Valve with Standard warfarin Therapy
- Where
- 49 sites in United States, Canada
- Volunteers
- 977 people
- Sponsor
- On-X Life Technologies, Inc.