Structural Heart Disease

Structural heart diseases include any issues preventing normal cardiovascular function due to damage or alteration to the anatomical components of the heart. This is caused by aging, advanced atherosclerosis, calcification, tissue degeneration, congenital heart defects and heart failure. The most commonly treated areas are the heart valves, in particular the mitral and aortic valves. These can be replaced through open heart surgery or using cath lab-based transcatheter valves or repairs to eliminate regurgitation due to faulty valve leaflets. This includes transcatheter aortic valve replacement (TAVR). Other common procedures include left atrial appendage (LAA) occlusion and closing congenital holes in the heart, such as PFO and ASD. A growing area includes transcatheter mitral repair or replacement and transcatheter tricuspid valve repair and replacement.

FDA warns Edwards for not reporting heart valve concerns

Due to an inspection of Edwards Lifesciences in Irvine, Calif., on Sept. 9, 2009, through Sept. 16, 2009, the FDA has sent a warning letter to the company, stating that its annuloplasty ring devices and its pericardial heart valve device are misbranded.

JAMA: Docs question how expanded statin indications should affect practice

Since the FDA expanded indications for rosuvastatin (Crestor, AstraZeneca) in February, physicians have questioned its place in clinical practice, based on a perspective published in the April 7 issue of the Journal of the American Medical Association.

IMS: U.S. pharma sales reach $300B, generic drug sales swell in 2009

Last year, U.S. pharmaceutical sales reached $300.3 billion, rising 3.3 percent compared to 2008--5.1 percent over 1.8 percent--and the shift to generic brand drugs has significantly increased and affected market trends, based on a report published April 1 by IMS Health.

Cubist stops R&D on cardiac surgery drug

Cubist Pharmaceuticals is planning to stop investing in the clinical development of CB-500,929 (ecallantide) as a therapy to reduce blood loss in patients undergoing cardiac surgery using cardiopulmonary bypass.

Medtronic to appeal heart valve patent loss, $74M reward to Edwards

After a long standing lawsuit involving Medtronic and Edwards Lifesciences, the U.S. District Court of the District of Delaware has ruled in favor of Edwards, rewarding the company $73.5 million, after finding Medtronic guilty of infringing upon Edwards' U.S. Andersen transcatheter heart valve patent. However, Medtronic said that it plans to appeal the jurys verdict in the case, filed February 2008, involving the CoreValve transcatheter aortic valve system.

Feature: Meaningful use leaves medical images out in the cold

The medical imaging informatics section of the Medical Imaging and Technology Alliance (MITA) has issued a whitepaper to policymakers, suggesting that the integration of medical images into patient records should be considered for inclusion in the meaningful use criteria as of 2013.

VIA Pharmaceuticals reduces workforce by 63%

Cardiovascular and metabolic disease biotechnology company Via Pharmaceuticals has launched a strategic restructuring and financing of its resources related to research and development of its line of drug candidates, beginning with a workforce reduction and a $1.25 million draw from a new $3 million secured Note and Warrant Purchase Agreement with the company's principal stockholder.

AGA to pay Medtronic $35M in stent patent settlement

Medtronic and AGA Medical have settled a patent infringement lawsuit filed by Medtronic in 2007 alleging that all of AGA's Amplatzer occluder and vascular plug devices infringe three of Medtronic's method and apparatus patents on shape memory alloy stents (U.S. Patent Nos. 5,190,546, 6,306,141 and 5,067,957, collectively known as "the Jervis patents").

Around the web

Ron Blankstein, MD, professor of radiology, Harvard Medical School, explains the use of artificial intelligence to detect heart disease in non-cardiac CT exams.

Eleven medical societies have signed on to a consensus statement aimed at standardizing imaging for suspected cardiovascular infections.

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