Cardiac Imaging: Page 185

3D CT detection of perfusion defects mirrors SPECT
By Eric Barnes
VIENNA - Three-dimensional images from normal coronary CT angiography scans are highly sensitive for detecting fixed perfusion defects compared to myocardial SPECT. A special reconstruction technique performed with customized software does the job without the need for additional radiation or contrast.
March 7, 2009
320-slice coronary CTA permits much lower contrast dose
By Eric Barnes
VIENNA - Single-beat scanning not only enables significant radiation dose reductions in coronary CT angiography (CTA), the short duration of the scan permits drastically lower contrast doses as well, at least in patients with regular heartbeats and no arrhythmias.
March 5, 2009
Abiomed names Howley to VP post
By AuntMinnie.com staff writers
Cardiac medical device maker Abiomed has named Michael Howley as vice president and general manager of global sales and marketing.
March 5, 2009
Opacification at 320-row CT distinguishes normal, stenosed vessels
By Eric Barnes
Researchers at Brigham and Women's Hospital in Boston have developed a new way to evaluate the coronary arteries, using a method based on the change in contrast opacification along the length of normal versus stenosed coronary arteries.
March 5, 2009
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TomTec debuts liver imaging package
By AuntMinnie.com staff writers
Imaging software developer TomTec Imaging Systems has launched a dedicated analysis tool for dynamic vascular enhancement of focal liver lesions.
March 4, 2009
VPDiagnostics launches MRI software
By AuntMinnie.com staff writers
Imaging software development firm VPDiagnostics has introduced its MR image processing software for analyzing vascular disease.
March 4, 2009
NovaRad teams with Digisonics
By AuntMinnie.com staff writers
PACS developer NovaRad and ultrasound image management firm Digisonics are partnering to offer PACS and cardiovascular image management and clinical reporting system technology.
March 3, 2009
Positron places bets on PET-only Attrius system
By Wayne Forrest
Positron has had its ups and downs, to say the least, over the past decade, but the PET device developer thinks it now has a strategy and product to become a more prominent player in the nuclear medicine market.
March 3, 2009
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Hansen takes stake in cardiac therapeutic firm
By AuntMinnie.com staff writers
Robotic technology developer Hansen Medical has made an equity investment in Advanced Cardiac Therapeutics (ACT) and gained exclusive rights to certain ACT intellectual property for robotic applications.
March 2, 2009
AuntMinnie.com Cardiac Imaging Insider
By Eric Barnes
March 1, 2009
FDA OKs Navistar catheter
By AuntMinnie.com staff writers
Image-guided interventional surgery firm Stereotaxis has received clearance from the U.S. Food and Drug Administration to market its Navistar RMT Thermocool catheter.
March 1, 2009
Prospective coronary CTA performs well in heavy patients
By Eric Barnes
Prospectively gated coronary CT angiography (CTA) performed well when scanning patients who were heavy or had high calcium scores, according to a study that tracked predictors of success with the low-dose technique. On the other hand, image quality dropped significantly when heart rates or heart rate variability was high.
February 26, 2009
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