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Retrieving 3D medical data along fitted curved slices and their display.
BMC Medical Informatics and Decision Making ( IF 3.3 ) Pub Date : 2020-02-07 , DOI: 10.1186/s12911-019-1018-2
Marco Paluszny 1 , Dany Ríos 1
Affiliation  

BACKGROUND Computeros tomography and magnetic resonance imaging are usually offered to the clinician in the form of sequences of axial, sagittal and coronal planar cuts. Frequently this does not allow for the full inspection of the morphology of the area of interest, because it is limited by the planarity. Efforts have been made to extract information along curved slices but their planar display is prone to metric deformation. METHODS We propose a new visualization alternative of 3D medical volumes using curved slices adapted to areas of interest. We use surfaces fitted to specific organs as visualization canvasses. We describe the differential geometry techniques used to build the surfaces that may be isometrically flattened. These are referred to as develpable surfaces. RESULTS We show concrete examples deemed useful for the development of clinical and educational tools. Our examples are centered in magnetic resonance data of the rotator cuff muscle complex and computed tomography data of maxillofacial and dental studies. We also look at the extraction and display of information from volumes of aortic aneurysms along transversal surfaces. DISCUSSION We look at extensions of the technique and propose further possible clinical use of texturized surfaces in the context of volume navigation. CONCLUSIONS We presented a technique to extract information from computer tomography and magnetic resonance volumes, using two different texturization techniques. In the cases that the fitting surfaces are chosen to be developable, they may be flattened without distortion. We also discuss how tu use the technique in other visualization tasks such as volume navigation and detection of volumetric features.

中文翻译:


沿着拟合的弯曲切片检索 3D 医疗数据及其显示。



背景技术计算机断层扫描和磁共振成像通常以轴向、矢状和冠状平面切割序列的形式提供给临床医生。通常,这不允许对感兴趣区域的形态进行全面检查,因为它受到平面度的限制。人们已经努力沿着弯曲切片提取信息,但它们的平面显示很容易出现度量变形。方法 我们提出了一种新的 3D 医疗体积可视化替代方案,使用适合感兴趣区域的弯曲切片。我们使用适合特定器官的表面作为可视化画布。我们描述了用于构建可等距展平的表面的微分几何技术。这些被称为可显影表面。结果我们展示了被认为对临床和教育工具开发有用的具体例子。我们的示例集中于肩袖肌肉复合体的磁共振数据以及颌面和牙科研究的计算机断层扫描数据。我们还研究了沿横向表面的主动脉瘤体积的信息提取和显示。讨论我们研究了该技术的扩展,并提出了在体积导航背景下纹理化表面进一步可能的临床使用。结论 我们提出了一种使用两种不同的纹理化技术从计算机断层扫描和磁共振体积中提取信息的技术。在装配表面被选择为可展开的情况下,它们可以被展平而不变形。我们还讨论了如何在其他可视化任务中使用该技术,例如体积导航和体积特征检测。
更新日期:2020-04-22
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