CTI-WebPage-0, private

Cyber Technology, Inc.

Image Acquisition, Reconstruction, and Presentation
  for 3-D Computer Tomography (CT)

All renditions (C) Wolfram R. Jarisch, 1991 - 2010


3-D Mathematical Phantom Study

        3-D Model of the Coronary Tree

        Six 2-D Projections of the Coronary Tree

        3-D Reconstruction of the 3-D Model from Six 2-D Projections

recon_3D

High Resolution  (1000x1000) Image Acquisition of the Hydraulic Coronary Tree Model

        Pre-Injection 2-D X-Ray Images of the Hydraulic Model

        2-D X-Ray Images During Injection of X-Ray Contrast Dye

raw 0 deg

3D Reconstruction of the Hydraulic Coronary Tree Model from

        Six 2-D X-Ray Projections

        Perspective Views (Mono)

        Perspective Views (Stereo)

5 deg recon

Pre-Processing of Six 2-D Human Coronary X-Ray Images

        Raw 2-D X-Ray Images

        Vessels in 2-D X-Ray Images (Processed Images)

        Side-By-Side Comparison of Raw and Processed Images

90 deg proc

Canine Myocardial Blush. This work was supported in part by NIH grant 1R 43 HL 50187-01, June-November  1993, (summary in SCCT 2012)

        Overview of Numerical Simulations of Perfusion

        Numerical Phantom (1993)

        Image Pre-Processing of Phantom Data (1994)

        3-D Reconstructions of Myocardial Phantom Data from Six Views, Algorithm Advances

        Reconstruction of Phantoms, "Endo-Epicardial" Blush Gradient and Local "Ischemia" (1994-1995)

        Reconstruction of Physical Model of Myocardium (Ventricle) with "Regions-at-Risk"

        Reconstruction of Canine Myocardial Blush (1994)

        Reconstruction of Canine Myocardial Blush Deficiencies (1994)


Detroit, Canine Prep

High Efficiency CT (HECT) for Transmission Electron Microscopy (TEM) (2008) - marginalize the missing wedge

        Simulations - Evaluation of High Efficiency CT (HECT)-  and the use of diagnostic residuals

        Cellular Imaging - Cytoskeleton of Spiroplasma Melliferum

        Overview of the Image Estimation Problem (Late Breaking Poster: Microscopy & Microanalysis, August 2008)

        High Efficiency CT for Automated Alignment (Poster; Copyright: Proceedings Microscopy & Microanalysis, 15, Suppl. 2, 2009)

        Computational Approach of High Efficiency CT (Copyright: Microscopy & Microanalysis, Proceedings; 2010)

TEM_HECT_Spiro

High Efficiency CT (HECT) for Average Propagator from Diffusion Weighted MRI Data (2009)

       
Proc. Intl. Soc. Mag. Reson. Med. 17 (2009)



ISMRM 2009

High Efficiency CT with Optimized Recursions (HECTOR) (2010)

        Computational Approach of HECT with Optimized Recursion (HECTOR),  Microscopy & Microanalysis 2010

MM_HECTOR_2010

Historical Studies from 1991 - 1993 versus 2005

        Test on semi-sphere, reconstruction

      Comparison with 2005 reconstructions of semi-spheres

        Test with bovine coronary cast, reconstruction

bovine 4-plane



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1 US Patents  8,660,330  8,660,328
PCT and others pending