Heart Rhythm

Hearts should have normal rhythm to their beats, but when these beats are out of synch, it causes inefficient pumping of blood. Irregular heart arrhythmias occur when the electrical signals that coordinate the heart's beats do not work properly. This can cause beats that are too fast (tachycardia), or too slow (bradycardia). Tachycardias include atrial fibrillation (AFib), supraventricular tachycardia, ventricular fibrillation, and ventricular tachycardia (VT). Bradycardias include sick sinus syndrome and conduction block. Electrophysiology arrhythmia treatments include medications, life style changes, and the EP lab interventions of catheter ablation, and implantable pacemakers or defibrillators.

Philips unveils new cardiograph at ESC

Royal Philips Electronics unveiled the PageWriter TC50 cardiograph at the European Society of Cardiology (ESC) Congress in Barcelona, Spain, Aug.29-Sept. 2.

Overcoming barriers for adoption of standardized TOR protocols

Local policies and public perception about termination of resuscitation (TOR) guidelines often hinder adoption and implementation of national consensus guidelines for dealing with refractory out-of-hospital cardiac arrest. Researchers from the University of Michigan in Ann Arbor and Emory University in Atlanta have identified four national organization that can help overcome local and lay-public resistance to more effective use of EMS personnel when dealing with unsuccessful treatment out-of-hospital cardiac arrest.

Integration, interoperability deliver competitive advantage

Medical imaging in the United States faces some tough economic challenges in the near term. Procedure reimbursement, already slashed as a result of the Deficit Reduction Action Act of 2005, appears certain to take another downturn in 2010. Combine this less than rosy forecast with a tightening of credit facilities to practices large and small and the outlook appears grim.

St. Jude to slash 200 jobs

St. Jude Medical has begun a restructuring plan that will eliminate about 200 U.S. jobs.

HRJ: T-wave morphology parameters open new doors to mortality prognosis

T-wave morphology parameters contain predictive value for mortality in the general population, independent of other clinical risk factors, according to a study in the August edition of the HeartRhythm Journal.

Meaningfully managing the mountains of patient data

As the definition of meaningful use begins to solidify, it becomes apparent that there is also a need to define more innovative methods of managing the mountains of clinical data collected every day. Resources are pinched, reimbursements are a challenge and the added responsibility of outcomes measurement shines an especially bright light on the cardiovascular service line as it is often the primary revenue generator for the hospital.

Lancet: A-fib patients may have device alternative to warfarin

Patients with atrial fibrillation at risk of stroke could be offered percutaneous closure of the left atrial appendage instead of long-term warfarin therapy, according to findings from the PROTECT AF study reported in the Aug. 13 edition of the Lancet.

Medtronic under attack from 29 U.S. lawsuits over recalled defibrillator leads

The Law Offices of John David Hart, a personal injury attorney firm based in Fort Worth, Texas, has filed 29 lawsuits against Medtronic and its subsidiaries in connection with heart defibrillator leads recalled due to the risk of lead fractures, which could result in serious injury or death.

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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