Results 1 to 10 of about 1,882,249 (253)

Multimodal Breast Phantoms for Microwave, Ultrasound, Mammography, Magnetic Resonance and Computed Tomography Imaging

open access: yesSensors, 2020
The aim of this work was to develop multimodal anthropomorphic breast phantoms suitable for evaluating the imaging performance of a recently-introduced Microwave Imaging (MWI) technique in comparison to the established diagnostic imaging modalities of ...
Giuseppe Ruvio   +9 more
doaj   +1 more source

Polyacrylamide hydrogel phantoms for performance evaluation of multispectral photoacoustic imaging systems

open access: yesPhotoacoustics, 2021
As photoacoustic imaging (PAI) begins to mature and undergo clinical translation, there is a need for well-validated, standardized performance test methods to support device development, quality control, and regulatory evaluation. Despite recent progress,
Ali Hariri   +5 more
doaj   +1 more source

Computed Tomography Attenuation of Three-Dimensional (3D) Printing Materials—Depository to Aid in Constructing 3D-Printed Phantoms

open access: yesMicromachines, 2023
Three-dimensionally printed phantoms are increasingly used in medical imaging and research due to their cost-effectiveness and customizability, offering valuable alternatives to commercial phantoms.
Yuktesh Kalidindi   +9 more
doaj   +1 more source

Agarose Gel Characterization for the Fabrication of Brain Tissue Phantoms for Infrared Multispectral Vision Systems

open access: yesGels, 2023
Synthetic phantoms that recreate the characteristics of biological tissues are valuable tools for systematically studying and comprehending physiologies, pathologies, and biological processes related to tissues. The reproduction of mechanical and optical
Efraín Albor-Ramírez   +4 more
doaj   +1 more source

A review of carotid artery phantoms for doppler ultrasound applications

open access: yesJournal of Medical Ultrasound, 2021
Ultrasound imaging systems need tissue-mimicking phantoms with a good range of acoustic properties. Many studies on carotid artery phantoms have been carried out using ultrasound; hence this study presents a review of the different forms of carotid ...
Kyermang Kyense Dakok   +4 more
doaj   +1 more source

3D printed patient-specific thorax phantom with realistic heterogenous bone radiopacity using filament printer technology

open access: yesZeitschrift für Medizinische Physik, 2022
Current medical imaging phantoms are usually limited by simplified geometry and radiographic skeletal homogeneity, which confines their usage for image quality assessment. In order to fabricate realistic imaging phantoms, replication of the entire tissue
Sepideh Hatamikia   +12 more
doaj   +1 more source

Development and application of stable phantoms for the evaluation of photoacoustic imaging instruments. [PDF]

open access: yesPLoS ONE, 2013
Photoacoustic imaging combines the high contrast of optical imaging with the spatial resolution and penetration depth of ultrasound. This technique holds tremendous potential for imaging in small animals and importantly, is clinically translatable.
Sarah E Bohndiek   +4 more
doaj   +1 more source

A brief review for common doppler ultrasound flow phantoms

open access: yesJournal of Medical Ultrasound, 2020
In this review, the flow phantoms and the wall-less flow phantoms with recognized acoustic features (attenuation and speed of sound), interior properties, and dimensions of tissue were prepared, calibrated, and characterized by Doppler ultrasound (US ...
Sabri M Shalbi   +5 more
doaj   +1 more source

Calibration of Spectral Imaging Devices With Oxygenation-Controlled Phantoms: Introducing a Simple Gel-Based Hemoglobin Model

open access: yesFrontiers in Physics, 2019
An optical phantom model with stable oxygen saturation (StO2) and optical properties (OPs) is the key for quick and accurate calibration of spectral imaging devices.
V. N. Du Le   +6 more
doaj   +1 more source

A cadaveric breast cancer tissue phantom for phase‐contrast X‐ray imaging applications

open access: yesAnimal Models and Experimental Medicine, 2023
Background As mammography X‐ray imaging technologies advance and provide elevated contrast in soft tissues, a need has developed for reliable imaging phantoms for use in system design and component calibration.
Cody C. Rounds   +4 more
doaj   +1 more source

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