Imaging Technology News - January/February 2009 - (Page 25)

Breast Biopsy Systems COMPARISON CHART W omen, by and large, may have feared undergoClinicians and researchers project that more than 1.5 ing the breast biopsy procedure almost as million biopsies are performed annually in the U.S. More much for its potential outcome as the actual than half of these are open surgical biopsy procedures procedure itself. But thanks to new developments in techbecause they provide the largest single specimen to facilinology, those fears may have lost some of their intensity tate a definitive diagnosis and potentially eliminate the as more companies enter the market offering less painful need for additional surgery. Vacuum-assisted and core neebut more effective percutaneous variations to the comdle biopsies account for much of the remainder, almost mon procedure. The options abound to minimize discomevenly divided between the two types. Nearly 80 percent of fort and pain, breast tissue reduction and disfigurement all breast biopsies reveal benign or noncancerous lesions. and scarring. They include more needle sizes, aspiration By the 1990s, however, some clinicians began to capabilities, rotating cutters and a variety of tissue sambelieve that open surgical biopsies were too radical a ple collection mechanisms. solution for patients with smaller benign masses (such as Yet deciding on an option isn’t simple. It depends on a calcium deposits and nonpalpable masses) to early stage multitude of factors, including the size, shape and locamalignant tumors. By mid-decade, companies began to tion of a suspicious mass, the number of masses, the unveil less invasive alternatives that took the market by patient’s medical history, the storm. One such product skills of the surgeon or radiolinitially was used for less ogist performing the proceinvasive large core biopsies Clinicians typically choose between four dure and where that procethat enabled doctors to biopsy methods, ranging from the easiest dure takes place. remove tissue samples. But and fastest to the most involved Clinicians typically choose the large core biopsy ignitbetween four biopsy methods, ed debate in the medical ranging from the easiest and fastest to the most involved: community. Some clinicians, particularly interventional fine needle aspiration, core needle, vacuum-assisted and radiologists, questioned the appropriateness of large core open surgical or excisional. Fine needle aspirations use a biopsies because they felt they still had to remove too fine gauge needle and syringe to sample fluid from a small much healthy normal tissue in order to reach the suspibreast cyst or to remove cells from a solid mass. Core neecious mass they were targeting. dle biopsies extract a larger tissue sample using a hollow Another product, which served as an alternative techneedle. Doctors generally use stereotactic mammography nique to the spring-loaded devices used in less invasive (X-ray) or ultrasound imaging to locate masses positioned core needle biopsies, involved several separate needle deeper in the breast tissue. Vacuum-assisted biopsies rely insertions to obtain multiple samples. It incorporated a on a single insertion of a special biopsy device or needle to vacuum-assisted biopsy probe that enabled doctors to remove multiple tissue samples. collect the samples they needed with one insertion and Doctors rely on stereotactic mammography, ultradeploy markers if necessary. sound imaging and more recently magnetic resonance Subsequent product developments included the followimaging (for higher risk patients) to locate a lesion. They ing: MRI compatibility, multimodality compatibility also use computers to properly position the biopsy needle (stereotactic mammography, ultrasound and MRI), the abilwith pinpoint accuracy, inserting several tiny markers or ity to biopsy women with thin breasts, access biopsy targets site identifiers to indicate locations of suspicious tissue. close to the chest wall or biopsy thinly compressed breasts For later stage malignancies, multiple and hard-to-reach without perforating the skin, the ability to capture intact lesions and masses with microcalcifications doctors genspecimens with a variety of grasping or net-like devices, erally recommend the traditional open surgical biopsy easy-to-use foot pedal and remote controls and cryoablation procedure to excise cancerous tissue. capabilities to freeze tissue. PARTICIPANTS Ethicon Endo-Surgery Inc. www.breastbiopsy.com Hologic Inc. www.hologic.com Intact Medical www.intactmedical.com Rubicor Medical www.rubicor.com Sanarus Medical Inc. www.sanarus.com SenoRx www.senorx.com The chart specifications were created by Reilly Communications Group in conjunction with industry experts, and published data were obtained from participating manufacturers. Editor’s Note: Due to space constraints, Imaging Technology News was not able to include all submitted product information in the printed version of this chart. However, all submitted information appears on our Web site at www.ITNonline.net. The “+” at the end of entries signifies more information is available online. Comparison Chart Conducted by Reilly Communications Group Reilly Communications Group assumes no responsibility or liability for any errors or omissions in this chart. Please direct all chart inquiries to: charts@rcgpubs.com ITNonline.net | Jan/Feb 2009 | ITN | 25 http://www.breastbiopsy.com http://www.hologic.com http://www.intactmedical.com http://www.rubicor.com http://www.sanarus.com http://www.senorx.com http://www.ITNonline.net http://www.ITNonline.net

Table of Contents Feed for the Digital Edition of Imaging Technology News - January/February 2009

Imaging Technology News - January/February 2009 Contents IMRT Imaging RT Solutions for Troublesome Tumors PACS Radiology to Close the Imaging Loop Will Web-Based PACS Take Over? Is CT Dose Under Control? The Best in Digital Mammography Breast Biopsy Systems MX Series Monitors Provide University of Pennsylvania Quality Assurance Reduce Waste to Raise Revenue

Imaging Technology News - January/February 2009

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