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.

Boston Sci buys Watchman maker Atritech for up to $375M

  Boston Scientific has signed a definitive merger agreement, under which the company will acquire Atritech, a privately held company based in Plymouth, Minn., which developed a device designed to occlude the left atrial appendage in patients with atrial fibrillation who are at risk for ischemic stroke.

Q&A: New NeHC director sees unique opportunity

Kate Berry is stepping into the leadership role at National eHealth Collaborative (NeHC) at a time when coalition building is as essential to health IT as interoperability. Berry recently told CMIO of her plans to emphasize the Collaborative in NeHCs name, building on the organizations role in bringing together diverse stakeholders and perhaps expanding its educational offerings, among other things.

BAFS: Better surgeon/EP relations may improve AF ablation outcomes

BOSTON--Implementing a hybrid approach to atrial fibrillation (AF) ablation that forms a relationship with both surgeons and electrophysiologists could help improve outcomes, but reimbursement and workflow issues will remain a constant challenge, said James R. Edgerton, MD, during a presentation at the Boston AF Symposium (BAFS) Jan. 14.

BAFS: Trial design for AF ablation devices challenge the FDA

BOSTON--The FDA faces a number of challenges regarding trial design for devices that seek to treat patients with atrial fibrillation (AF), said Randall Brockman, MD, from the division of cardiovascular devices at the FDA, during a Jan. 13 presentation at the Boston AF Symposium (BAFS).

FDA warning links Multaq to severe liver injury

The FDA is alerting healthcare professionals and patients about cases of rare, but severe liver injury, including two cases of acute liver failure leading to liver transplants in patients treated with the anti-arrhythmic drug dronedarone (Multaq, Sanofi-Aventis).

BAFS: New anticoagulants may outshine warfarin, but questions remain

BOSTON--Novel anticoagulants--dabigatran, rivaroxaban, apixaban and edoxaban--will begin replacing warfarin treatment for stroke prevention in atrial fibrillation, with dabigatran being the first; however, understanding how the agents compare with each other must still be determined, Jeffrey Weitz, MD, of McMaster University in Hamilton, Ontario, said Jan. 14 during a presentation at the Boston AF Symposium (BAFS).

Endosense initiates trial for AF catheter ablation

Endosense has announced the first patient enrollment in the TOCCASTAR (TactiCath COntaCt ForCe Ablation catheter STudy for Atrial fibRillation) clinical study to assess its catheter ablation technology for the treatment of cardiac arrhythmias.

Circ: Cardioversion poses equal risk for AF patients on dabigatran, warfarin

Dabigatran is a reasonable alternative to warfarin in patients with atrial fibrillation (AF) requiring cardioversion, according to a new subanalysis of the RE-LY trial published online on Jan. 3 in Circulation.

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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