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Displaying 1 - 10 of 10

Safety and Efficacy Study of Transcatheter Closure of Ostium Secundum Atrial Septal Defects (ASDs)

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…
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The CONFORMAL Early Feasibility Study: Conformal Left Atrial Appendage Closure for Left Atrial Appendage Occlusion

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.
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A study for patients diagnosed with coronary artery disease using the SYNERGY Stent System

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.
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A study for patients with Coronary Artery Disease (CAD) using the Orsiro Stent system

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…
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A study on women and fertility using online surveys to determine knowledge and attitude

Condition: Obstetrics & Gynecology / Fertility
Investigator: Nataki Douglas, MD, PhD
Status: Closed
The purpose of this study is to survey study participants to determine their knowledge and attitudes towards fertility, and interest in understanding fertility management options. Recruited participants will be contacted via e-mail and invited to participate in online surveys and have hormone markers measured at the Columbia University Medical Center.
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A study for patients with aortic stenosis using new investigational device Evolut R

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…
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A clinical trial investigating the safety and evaluating how well a study drug works in women having difficulty becoming pregnant

Condition: Obstetrics & Gynecology / Fertility
Investigator: Eric Forman, MD, HCLD
Status: Closed
This clinical research study is for women between the ages of 35 and 42 years who are having difficulty becoming pregnant and who would like to receive treatment within an assisted reproductive technology (ART) program in order to become pregnant. The purpose of this research study is to test the safety and effectiveness of an investigation drug called FE…
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A study for patients with Type 2 Diabetes Mellitus with coronary artery disease using study drug Ticagrelor

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…
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A follow-up survey for patients with Coronary artery disease who have received the Promus Premier drug eluting stent

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.
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Study for patients with artery disease using drug coated coronary stent during cartheric cathererization

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.
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