Ahmed Hosny, MS, Tao Shen, MBBS, Alexander S

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Unlocking vendor-specific tags: Three-dimensional printing of echocardiographic data sets Ahmed Hosny, MS, Tao Shen, MBBS, Alexander S. Kuo, MD, Dustin Long, MD, Michael N. Andrawes, MD, Joshua D. Dilley, MD The Journal of Thoracic and Cardiovascular Surgery Volume 155, Issue 1, Pages 143-145.e1 (January 2018) DOI: 10.1016/j.jtcvs.2017.08.064 Copyright © 2017 The American Association for Thoracic Surgery Terms and Conditions

Figure 1 Graphic representation of process of converting DICOM (Digital Imaging and Communications in Medicine) data sets into 3-dimensional (3d) prints. 4D, 4-Dimensional. The Journal of Thoracic and Cardiovascular Surgery 2018 155, 143-145.e1DOI: (10.1016/j.jtcvs.2017.08.064) Copyright © 2017 The American Association for Thoracic Surgery Terms and Conditions

Figure 2 Side-by-side comparisons of original clinical transesophageal echocardiographic (TEE) images (top), computer-generated renderings of the 3-dimensional (3D) stereolithographic (STL) mesh file as produced by the described workflow (middle), and photos of 3D prints produced by a desktop 3D printer (bottom) for 4 valves in 3 routinely acquired views. A, A normal aortic valve in midsystole; B, a normal left atrial appendage; C, a normal mitral valve; D, a mitral valve with a posterior leaflet segment (P2) flail. The Journal of Thoracic and Cardiovascular Surgery 2018 155, 143-145.e1DOI: (10.1016/j.jtcvs.2017.08.064) Copyright © 2017 The American Association for Thoracic Surgery Terms and Conditions

Three-dimensional rendering of a normal aortic valve in midsystole. The Journal of Thoracic and Cardiovascular Surgery 2018 155, 143-145.e1DOI: (10.1016/j.jtcvs.2017.08.064) Copyright © 2017 The American Association for Thoracic Surgery Terms and Conditions

Video 1 Video walk-through illustrating the workflow, from extracting the DICOM (Digital Imaging and Communications in Medicine) files from the Philips IE33 echocardiographic machine (Philips Healthcare, Andover, Mass) to generating the .stl file in 3D Slicer. (Available online at https://youtu.be/LQLC31QJaW.) Video available at: http://www.jtcvsonline.org/article/S0022-5223(17)31826-3/fulltext. The Journal of Thoracic and Cardiovascular Surgery 2018 155, 143-145.e1DOI: (10.1016/j.jtcvs.2017.08.064) Copyright © 2017 The American Association for Thoracic Surgery Terms and Conditions