September 1, 2011 – Mechanical pumps to give failing hearts a boost were originally developed as temporary measures for patients awaiting a heart transplant. But as the technology has improved, these ventricular assist devices commonly operate in patients for years, including in former vice-president Dick Cheney, whose implant this month celebrates its one-year anniversary.

September 1, 2011 – Results from CREDO-Kyoto PCI/CABG Registry Cohort-2 show that percutaneous coronary intervention (PCI) was associated with significantly higher risk for serious adverse events in patients with triple vessel disease than coronary artery bypass grafting (CABG). The protective effect of CABG for myocardial infarction was described as "especially remarkable." In view of these results, said investigator Hiroki Shiomi, M.D., from Kyoto University Hospital in Japan, "CABG would still remain the standard treatment option in patients with triple vessel disease, particularly when their SYNTAX scores are high.”

September 1, 2011 ­– Medrad Inc. has acquired Pathway Medical Technologies Inc. to strength its vascular interventional business by expanding its offers with Pathway’s mechanical atherectomy Jetstream system.

September 1, 2011 — Welch Allyn announced the release of its CardioPerfectWorkstation (CPWS) software version 1.6.4, the next generation of the company’s electronic health record (EHR)-ready software. It allows digital storage and more efficient review of diagnostic test data from a variety of different electronic devices.

September 1, 2011 – St. Jude Medical Inc. announced the first insertion of an implantable cardioverter defibrillator (ICD) as part of a United States clinical study. The trial will examine the safety and effectiveness of an ST segment monitoring feature in the device.

September 1, 2011 – The HIMSS Electronic Health Record Association (EHR Association), a collaboration of 42 EHR supplier companies, in responding to the Center for Medicare and Medicare Services (CMS) proposed rules for the Medicare physician fee schedule (MPFS) and the hospital outpatient prospective payment system for 2012, asked CMS administrator Donald M. Berwick, M.D., to reconsider its proposal to require the submission of patient-level data as it pilots electronic submissions of clinical quality measures (CQMs) based on the burden it would impose on provider organizations and other considerations. 

August 31, 2011 — Medtronic Inc. announced the start of its United States post-approval study of the Endurant AAA stent graft system, a medical device used to treat abdominal aortic aneurysms (AAA).

August 31, 2011 — Results of a recent randomized controlled study show the drug-eluting stent Xience V performs well in patients having primary percutaneous coronary intervention (PCI) for ST elevation myocardial infarction (STEMI). It also has a better safety profile than that of bare metal stents.

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