August 2, 2011 – Two new studies published in the August 2011 issue of The Journal of Nuclear Medicine (JNM) provide insight into the potential of positron emission tomography (PET) to differentiate between types of dementia and to identify pharmaceuticals to slow the progress of dementia. With proposed National Institute on Aging (NIA) and the Alzheimer's Association guidelines for detecting Alzheimer's-related brain changes expected in September, these articles give a preview of what may be to come.

August 2, 2011 – The first two contracts for advanced development of drugs to treat gastrointestinal (GI) tract injuries associated with acute radiation syndrome were awarded today by the U.S. Department of Health and Human Services’ Biomedical Advanced Research and Development Authority (BARDA).

Aug. 2, 2011 — Accuray Inc. announced it will showcase the CyberKnife robotic radiosurgery system and the TomoTherapy radiation therapy treatment system at the 2011 Joint American Association of Physicists in Medicine (AAPM)/Canadian Organization of Medical Physicists (COMP) meeting. The company will also host a joint symposium examining best practices for quality assurance (QA) in radiation oncology. The 2011 Joint AAPM/COMP meeting takes place July 31-Aug. 4, 2011 in Vancouver, British Columbia.

Aug. 1, 2011 – Siemens will publicly introduce three new additions to its radiation oncology product portfolio at the 2011 annual meeting of the American Association of Physicists in Medicine (AAPM)/Canadian Organization of Medical Physicists (COMP). The event will be held July 31-Aug. 3 at the Vancouver Convention Centre.

July 29, 2011 – Lynn Cancer Institute at Boca Raton Regional Hospital has established itself as a premier Protura user. Medical Director Tim Williams, M.D., and his team have treated more than 100 patients using Protura, and the team is presenting a poster titled "Clinical Efficacy of Using KV -- CBCT Imaging Guided 6-D Robotic Couch in Lung SBRT [stereotactic body radiotherapy]" at the 2011 AAPM conference.

July 29, 2011 – Philips installed a MultiDiagnost Eleva X-ray system at Delray Medical Center, a 493-bed acute care hospital serving southeast Florida, and MultiDiagnost Eleva with 3-D-RX reconstruction technology at West Boca Medical Center, an award-winning facility serving Boca Raton and Palm Beach county regions. The hospitals are part of Tenet Healthcare Corporation, one of the largest investor-owned healthcare delivery systems in the nation.

July 29, 2011 — Oxygen Biotherapeutics Inc. and privately held Aurum Biosciences Ltd. of Glasgow, Scotland, have signed a letter of intent (LOI) to conduct preclinical research for imaging and therapeutic intervention of acute ischemic stroke. Aurum, using Oxygen’s proprietary Oxycyte PFC (perfluorocarbon) emulsion in combination with Aurum’s proprietary Glasgow Oxygen Level Dependent (GOLD) magnetic resonance imaging (MRI) techniques, will conduct the research.

July 29, 2011 — The U.S. Food and Drug Administration (FDA) this week issued draft guidance that clarifies when changes or modifications to a previously cleared 510(k) device require a new premarket submission.