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Title:
MONOSCOPIC RADIOGRAPHIC IMAGE AND THREE-DIMENSIONAL MODEL REGISTRATION METHODS AND SYSTEMS
Document Type and Number:
Japanese Patent JP2023182681
Kind Code:
A
Abstract:
To determine the actual position and pose of a known three-dimensional construct utilizing at least four discrete shapes formed by fiducials of the construct shown in a two-dimensional (2D) image of the construct.SOLUTION: The method includes identifying at least four fiducial shadows in a 2D image that correspond to the fiducials of the construct. The method also includes correlating the discovered at least four fiducial shadows with their respective locations on the construct. The method further includes determining a spatial relationship between the 2D image and the construct by determining a focal point of a source of the image relative to the 2D image via the discovered at least four fiducial shadows and pre-determined mutual separation distances between the fiducials of the construct corresponding thereto. The method also includes determining a spatial relationship between the 2D image and the construct.SELECTED DRAWING: Figure 1

Inventors:
MICHAEL W MULLANEY
Application Number:
JP2023168381A
Publication Date:
December 26, 2023
Filing Date:
September 28, 2023
Export Citation:
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Assignee:
AMDT HOLDINGS INC
International Classes:
A61B6/00; G06T7/00
Attorney, Agent or Firm:
Kenjiro Yamaguchi