Nov 4 – 8, 2024
Zoom and Faculty of Physics, Taras Shevchenko National University of Kyiv, Kyiv, Ukraine
Europe/Zurich timezone

Spatial Representation of 3D X-ray CT using Mixed Reality that Matches the Practitioner’s Perspective

Nov 8, 2024, 5:35 AM
20m
Zoom and Shizuoka University

Zoom and Shizuoka University

Speaker

Dr Hiroki Kase (Shizuoka University)

Description

In recent years, research utilizing Mixed Reality (MR) has garnered attention in medical fields, particularly in radiology. By rendering data acquired from X-ray CT and MRA in 3D and aligning it with the real-world environment, MR can be applied to support diagnostics, simulate surgeries, and assist in medical procedures. However, conventional multi-planar reconstruction (MPR) images of sagittal, axial, and coronal views express 3D voxel information as 2D-pixel data, which differs from the practitioner's view when observing the patient. This makes it difficult to spatially grasp the internal anatomy of the patient. This study aims to use MR to represent the patient's internal structures in 3D and display MPR images aligned with the practitioner’s perspective when observing the patient. Systems that employ a head-mounted display (HMD), spatial reconstruction display, and motion capture were proposed. By using the bed position as a reference point, the angle from which the practitioner views the patient was calculated, and MPR images from DICOM data were generated and superimposed on the real-world environment. As a result, practitioners can observe the internal structures of the patient according to their own viewpoint

Type of presence Presence online

Primary author

Dr Hiroki Kase (Shizuoka University)

Co-authors

Junichi Nishizawa (Research Institute of Electronics, Shizuoka University. Graduate School of Medical Photonics, Shizuoka University) Katsuyuki Takagi (Research Institute of Electronics, Shizuoka University) Toru Aoki (Graduate School of Integrated Science and Technology, Shizuoka University. Research Institute of Electronics, Shizuoka University. Graduate School of Medical Photonics, Shizuoka University)

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