Clinical trials: Aortic Valve
Cardiac Surgery, Coronary Artery Bypass
An Trial of Two Dosing Regimens of AP214 for the Prevention of Kidney Injury in Patients Undergoing Cardiac Surgery
This study investigates the effect of two dose-levels of AP214 on the prevention of (acute) kidney injury after cardiac surgery.
- Conditions
- Cardiac Surgery, Coronary Artery Bypass, Aortic Aneurysm, Valve Surgery
- Trial name
- NCT01256372
- Testing
- AP214
- Where
- Denmark
- Volunteers
- 77 people
- Sponsor
- Action Pharma A/S
Aortic Stenosis
Ventricular Remodeling In Patients With Aortic Stenosis Assessed Echocardiography
This preliminary study will compare the effectiveness of two-dimensional and three-dimensional echocardiographic measurements of wall thickness and left ventricular mass in patients with Aortic Stenosis
- Trial name
- NCT00774657
- Where
- United States
- Sponsor
- Lahey Clinic
Aortic Valve Disease
Randomized Sizing and Hemodynamic Study Mitroflow vs. Magna
The purpose of this study is to compare sizing,implant techniques, and hemodynamics between the Mitroflow Pericardial Aortic Valve and the Edwards Magna Heart Valve.
- Trial name
- NCT00705913
- Testing
- Mitroflow Aortic Pericardial Heart Valve (CarboMedics), Carpentier-Edwards Magna Tissue Valve
- Where
- 12 sites in United States, Canada
- Volunteers
- 368 people
- Sponsor
- Sorin Group USA, Inc.
Blood Loss, Surgical
Haemate HS in Patients With Severe Bleeding Undergoing Valve Replacement Due to Aortic Stenosis
Evaluation of efficacy by determination of transfusion requirements and safety by determination of adverse events in administration of Von Willebrand factor concentrate F VIII (Haemate).
- Trial name
- HAVAS (NCT00618293)
- Testing
- Haemate HS, NaCl-solution
- Where
- Germany
- Sponsor
- Heinrich-Heine University, Duesseldorf
Aortic Valve Disease
CarboMedics Top Hat vs St. Jude Medical Regent Valve Comparing Sizing and Hemodynamics
The purpose of this study is to compare the sizing and implant techniques between the CarboMedics Top Hat supra-annular valve and the St. Jude Medical Regent valve.
- Trial name
- NCT00619151
- Testing
- Top Hat, Regent
- Where
- 2 sites in United States
- Volunteers
- 2 people
- Sponsor
- Sorin Group USA, Inc.
Bleeding, Von Willebrand Disease
Acquired Von Willebrand Syndrome in Severe Aortic Stenosis
Patients with severe aortic stenosis often suffer from an acquired Von Willebrand syndrome by degeneration of the polymers during passage through the narrow valve leading to turbulences.
- Conditions
- Bleeding, Von Willebrand Disease, Aortic Stenosis
- Trial name
- NCT00805051
- Where
- Switzerland
- Volunteers
- 60 people
- Sponsor
- University Hospital, Basel, Switzerland
Heart Valve Diseases
Clinical Investigation Of The Mitroflow Aortic Pericardial Heart Valve
This is a trial to demonstrate the safety and effectiveness of the Mitroflow Aortic Heart Valve when used to replace a diseased or dysfunctional aortic valve or aortic valve prosthesis.
- Trial name
- NCT00630916
- Testing
- Mitroflow Aortic Heart Valve
- Where
- 26 sites in United States, Canada
- Volunteers
- 756 people
- Sponsor
- Sorin Group USA, Inc.
Myocardial Reperfusion Injury, Cardiac Output, Low
Myocardial Protection With Perhexiline in Left Ventricular Hypertrophy
Open-heart surgery causes injury of the heart muscle. Although this is usually mild, temporary and reversible, if it is severe it can endanger life and require additional high cost care.
- Conditions
- Myocardial Reperfusion Injury, Cardiac Output, Low, Hypertrophy, Left Ventricular
- Trial name
- HYPER (NCT00989508)
- Testing
- Perhexiline
- Where
- United Kingdom
- Volunteers
- 220 people
- Sponsor
- University Hospital Birmingham
Aortic Valve Disease
Twenty-five-year Experience With the Medtronic-Hall Valve Prosthesis
Background-:. The Medtronic-Hall (MH) valve was developed and for the first time implanted in Oslo in 1977. A total of 1,104 patients received this valve at Rikshospitalet-Radiumhospitalet HF in the period 1977-87.
- Trial name
- Hall-Kaster (NCT00486928)
- Where
- Norway
- Volunteers
- 816 people
- Sponsor
- Oslo University Hospital
Aortic Valve Disease, Coronary Artery Disease
Intermittent Cold Blood vs Crystalloid Cardioplegia in Aortic Valve Surgery
Controversies still exists concerning the overall clinical effects of blood-based vs. crystalloid- based cardioplegic solution for myocardial protection during cardiac arrest. Both techniques are used world-wide.
- Trial name
- NCT00257777
- Testing
- Myocardial protection techniques
- Where
- Norway
- Volunteers
- 350 people
- Sponsor
- Oslo University Hospital
Healthy Volunteers, Heart Failure
Water- and Salt-homeostasis in Healthy Humans, and in Patients With Heart- or Lung Disease
The purpose of the study is to determine whether the excretion of renal water- and salt-channels in the urine reflects the handling of water and salt in the kidneys, and whether the excretion can be used to monitor and/or predict…
- Conditions
- Healthy Volunteers, Heart Failure, Aortic Stenosis, Ischemic Heart Disease
- Trial name
- NCT00830726
- Testing
- Pharmacologic and mechanical heart failure treatment, Aortic valve replacement, Revascularisation in Acute Coronary Syndrome
- Where
- Denmark
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Kolding Sygehus
Abnormal Aortic Valve
Effects of Ulinastatin on Myocardial Protection and Blood Loss in Patients Undergoing Aortic Valve Replacement
According to TEG (thromboelastography), as maximum amplitude is increased the amount of bleeding and transfusion and Cardiac enzyme is reduced by using ulinastatin.
- Trial name
- NCT00944385
- Testing
- ulinastatin
- Where
- South Korea
- Sponsor
- Yonsei University
Cardiac Surgery, Coronary Artery Bypass Grafting
Pharmacokinetics of AP214 Acetate in Patients Undergoing Cardiac Surgery
The purpose of the present research study is to investigate the pharmacokinetics, as well as safety, tolerability and pharmacodynamics of different ascending dosing regimens of AP214 in patients undergoing cardiac surgery.
- Conditions
- Cardiac Surgery, Coronary Artery Bypass Grafting, Valve Surgery, Aortic Root or Ascending Aortic Aneurysm Repair Surgery
- Trial name
- NCT00903604
- Testing
- AP214
- Where
- 2 sites in Denmark
- Volunteers
- 42 people
- Sponsor
- Action Pharma A/S
Aortic Stenosis
Microembolic Signals and Serum Markers of Neuronal Damage During Transcatheter Aortic Valve Implantation.
Transcatheter Aortic Valve Implantation (TAVI) using femoral access is an option for definitive treatment of aortic stenosis when open-heart surgery is considered inappropriate.
- Trial name
- NCT01237743
- Testing
- Transcatheter aortic valve implantation.
- Where
- Sweden
- Volunteers
- 21 people
- Sponsor
- Sahlgrenska University Hospital
Aortic Stenosis
Effects of Rosuvastatin on Aortic Stenosis Progression
The purpose of this study is to assess the effects of rosuvastatin compared to usual care in patients diagnosed with aortic valvular stenosis.
- Trial name
- ASTRONOMER (NCT00800800)
- Testing
- Rosuvastatin
- Where
- 15 sites in Canada
- Volunteers
- 378 people
- Sponsor
- AstraZeneca
Heart Failure, Cardiac Surgery
Inotropic Treatment With Levosimendan (SimdaxR)in Heart Surgery
Hypothesis: Treatment with levosimendan will preserve myocardial function and hemodynamics after cardiac surgery and lead to reduced stay at intensive care unit
- Trial name
- NCT01221116
- Testing
- levosimendan
- Where
- Norway
- Volunteers
- 23 people
- Sponsor
- Ullevaal University Hospital
Aortic Valve Insufficiency, Aortic Valve Stenosis
Study of Administration Of Antithrombin in Patients With Low Plasmatic Levels of Antithrombin After Cardiac Surgery
General and specific objectives of the search: evaluate the effects of the administration of Antithrombin III (ATIII) on the activation of the coagulation system and of the fibrinolysis, platelet function, inflammatory response…
- Conditions
- Aortic Valve Insufficiency, Aortic Valve Stenosis, Mitral Valve Insufficiency, Mitral Valve Stenosis
- Trial name
- ATIII (NCT01201070)
- Testing
- antithrombin III
- Where
- Italy
- Volunteers
- 90 people
- Sponsor
- University of Bari
Hypertrophy, Left Ventricular, Aortic Stenosis
Glutamate and Diastolic Function in Patients Undergoing Aortic Valve Repair
Purpose: The effect of intravenous glutamate infusion on myocardial diastolic function and overall hemodynamics were studied in patients undergoing elective aortic valve replacement with severe aortic stenosis and associated left…
- Conditions
- Hypertrophy, Left Ventricular, Aortic Stenosis, Myocardial Ischemia, Cardiopulmonary Bypass
- Trial name
- NCT01144039
- Testing
- LG-group, HG-group
- Where
- Austria
- Volunteers
- 27 people
- Sponsor
- Medical University of Vienna
Aortic Stenosis
Femoral vs Radial Approach and MRI Evaluation of Strokes
Symptomatic cerebral infarction following cardiac catheterization is rare but silent brain injury could occur at an unexpectedly high rate.
- Trial name
- NCT00329979
- Testing
- vascular access site
- Where
- France
- Volunteers
- 152 people
- Sponsor
- University Hospital, Caen
Aortic Valve Stenosis
Adjuvant Radiation in Aortic Valvuloplasty - ARAVA
This study will examine the effect of external beam radiation therapy in the prevention of restenosis following successful balloon aortic valvuloplasty in severe, symptomatic aortic stenosis.
- Trial name
- NCT00269165
- Testing
- Balloon Aortic Valvuloplasty, External Beam Radiation
- Volunteers
- 60 people
- Sponsor
- Medstar Health Research Institute