Breast tomosynthesis ("tomo") is a new 3D breast imaging technique with the potential to replace mammography. In Dec 2009, Duke was 1st US site to receive the Siemens MAMMOMAT Inspiration, a combined digital mammography and breast tomo system. This investigational system has not yet received FDA approval. Outside the US, this system received the CE mark and is commercially available as of Nov 2009. This video shows the system during initial tests at Duke. The x-ray tube fires a pre-shot for exposure estimation, then tilts the tube head to the left to begin the 45 degree sweep during which 25 low-dose images are taken at about one per second. The tube head then re-centers and the compression paddle is lifted. The images are then reconstructed to yield a 3D data set of the breast. Uploaded by Joseph Lo PhD, principal investigator of research project. All rights reserved by Joseph Lo, Duke University Dept of Radiology and Siemens Healthcare.
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