Mr. Michael Geagan Profile

Michael Geagan

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Publications (6)

Proceedings Article | 3 April 2024 Poster

PixelPrint: generating patient-specific phantoms for spectral CT using dual filament 3D printing

Pouyan Pasyar, Jessica Im, Kai Mei, Leening Liu, Olivia Sandvold, Michael Geagan, Peter Noël

Proceedings Volume 12925, 1292527 (2024) https://doi.org/10.1117/12.3006512

KEYWORDS: 3D printing, Computed tomography, Scanners, Lung, Tissues, Spectral response, Spectral density, Printing, Materials properties, Education and training

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Proceedings Article | 7 April 2023 Poster + Paper

PixelPrint: a collection of three-dimensional printed CT phantoms of different respiratory diseases

Kai Mei, Leonid Roshkovan, Pouyan Pasyar, Nadav Shapira, Grace Gang, J. Webster Stayman, Michael Geagan, Peter Noël

Proceedings Volume 12463, 124633Q (2023) https://doi.org/10.1117/12.2654343

KEYWORDS: Lung, Computed tomography, Pulmonary disorders, Printing, Windows, X-ray computed tomography, Image resolution, Attenuation, Tissues, Histograms

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Proceedings Article | 7 April 2023 Presentation + Paper

A dense search challenge phantom fabricated with pixel-based 3D printing for precise detectability assessment

Scott Hsieh, Kai Mei, Nadav Shapira, Picha Shunhavanich, J. Webster Stayman, Cynthia McCollough, Grace Gang, Shuai Leng, Michael Geagen, Lifeng Yu, Peter Noël

Proceedings Volume 12463, 124631D (2023) https://doi.org/10.1117/12.2654336

KEYWORDS: 3D printing, Target detection, Scanners, Reconstruction algorithms, Computed tomography

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Proceedings Article | 18 October 2022 Open Access

PixelPrint: three-dimensional printing of patient-specific soft tissue and bone phantoms for CT

Kai Mei, Michael Geagan, Nadav Shapira, Leening Liu, Pouyan Pasyar, Grace Gang, J. Webster Stayman, Peter Noël

Proceedings Volume 12304, 123042G (2022) https://doi.org/10.1117/12.2647008

KEYWORDS: X-ray computed tomography, Computed tomography, Bone, 3D printing, Printing, Tissues, Calibration, Signal attenuation, Scanners, Collimation

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Proceedings Article | 4 April 2022 Poster + Presentation + Paper

Investigation of optimal angular range and projection density for next generation tomosynthesis

Chloe Choi, Trevor Vent, Michael Geagan, Peter Noël, Andrew Maidment

Proceedings Volume 12031, 120314C (2022) https://doi.org/10.1117/12.2612419

KEYWORDS: Sensors, Image quality, Modulation, Super resolution, Digital breast tomosynthesis, Visualization, Spatial resolution, X-rays

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Proceedings Article | 4 April 2022 Presentation + Paper

PixelPrint: three-dimensional printing of realistic patient-specific lung phantoms for CT imaging

Nadav Shapira, Kevin Donovan, Kai Mei, Michael Geagan, Leonid Roshkovan, Harold Litt, Grace Gang, Web Stayman, Russell Shinohara, Peter Noël

Proceedings Volume 12031, 120310N (2022) https://doi.org/10.1117/12.2611805

KEYWORDS: Computed tomography, Lung, Printing, Signal attenuation, Image segmentation, 3D printing, 3D modeling, Spatial resolution, 3D image processing, Manufacturing

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Showing 5 of 6 publications

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