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

N Shapira, K Donovan, K Mei… - … 2022: physics of …, 2022 - spiedigitallibrary.org
Phantoms are essential tools for assessing and verifying performance in computed
tomography (CT). Realistic patientbased lung phantoms that accurately represent textures …

Three‐dimensional printing of patient‐specific lung phantoms for CT imaging: emulating lung tissue with accurate attenuation profiles and textures

K Mei, M Geagan, L Roshkovan, HI Litt… - Medical …, 2022 - Wiley Online Library
Purpose Phantoms are a basic tool for assessing and verifying performance in CT research
and clinical practice. Patient‐based realistic lung phantoms accurately representing textures …

PixelPrint: Three-dimensional printing of realistic patient-specific lung phantoms for validation of computed tomography post-processing and inference algorithms

N Shapira, K Donovan, K Mei, M Geagan, L Roshkovan… - medRxiv, 2022 - medrxiv.org
Background Radiomics and other modern clinical decision-support algorithms are emerging
as the next frontier for diagnostic and prognostic medical imaging. However, heterogeneities …

Three-dimensional printing of patient-specific computed tomography lung phantoms: a reader study

N Shapira, K Donovan, K Mei, M Geagan… - PNAS …, 2023 - academic.oup.com
In modern clinical decision-support algorithms, heterogeneity in image characteristics due to
variations in imaging systems and protocols hinders the development of reproducible …

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

K Mei, L Roshkovan, P Pasyar, N Shapira… - Proceedings of SPIE …, 2023 - ncbi.nlm.nih.gov
Imaging is often a first-line method for diagnostics and treatment. Radiological workflows
increasingly mine medical images for quantifiable features. Variability in device/vendor …

[HTML][HTML] Advances and Applications of Three-Dimensional-Printed Patient-Specific Chest Phantoms in Radiology: A Systematic Review

J Silberstein, Z Sun - Applied Sciences, 2024 - mdpi.com
Lung cancer screening would benefit from low-dose CT protocols optimized by means of a
highly accurate three-dimensional radiation-equivalent thoracic phantom. However, whether …

Three‐dimensional printing CT‐derived objects with controllable radiopacity

BA Hamedani, A Melvin, K Vaheesan… - Journal of applied …, 2018 - Wiley Online Library
Purpose The goal of this work was to develop phantoms for the optimization of pre‐operative
computed tomography (CT) scans of the prostate artery, which are used for embolization …

based 3D printing of anthropomorphic CT phantoms: feasibility of two construction techniques

P Jahnke, S Schwarz, M Ziegert, FB Schwarz… - European …, 2019 - Springer
Objectives To develop and evaluate methods for assembling radiopaque printed paper
sheets to realistic patient phantoms for CT dose and image quality testing. Methods CT …

[HTML][HTML] Design and fabrication of 3D-printed patient-specific soft tissue and bone phantoms for CT imaging

K Mei, P Pasyar, M Geagan, LP Liu, N Shapira… - Scientific reports, 2023 - nature.com
The objective of this study is to create patient-specific phantoms for computed tomography
(CT) that possess accurate densities and exhibit visually realistic image textures. These …

3D‐printed iodine‐ink CT phantom for radiomics feature extraction‐advantages and challenges

M Bach, C Aberle, A Depeursinge… - Medical …, 2023 - Wiley Online Library
Background To test and validate novel CT techniques, such as texture analysis in radiomics,
repeat measurements are required. Current anthropomorphic phantoms lack fine texture …