Results 21 to 30 of about 1,779,855 (302)

Anthropomorphic Polydimethylsiloxane silicone-based phantom for Diffuse Optical Imaging

Heliyon, 2022
This work presents a method for constructing phantoms suitable for diffuse optical mammography. They are based on Polydimethylsiloxane silicones, with the characteristic of being anthropomorphic, and having similar mechanical and optical properties as a ...
M.V. Waks Serra, V. Noseda Grau, D.A. Vera, S. Jodra, H.A. García, N.A. Carbone, P.A. Pardini, J.A. Pomarico, D.I. Iriarte   +8 more
doaj   +1 more source

Experimental Validation of Microwave Imaging Prototype and DBIM-IMATCS Algorithm for Bone Health Monitoring

IEEE Access, 2022
The evaluation of the microwave imaging (MWI) prototype and imaging algorithms on experimental bone phantoms is a precursor step before clinical testing for measuring in vivo dielectric properties of human bones.
Bilal Amin, Atif Shahzad, Martin O'halloran, Barry Mcdermott, Adnan Elahi   +4 more
doaj   +1 more source

Review of imaging test phantoms

Journal of Biomedical Optics, 2023
Photoacoustic tomography has emerged as a prominent medical imaging technique that leverages its hybrid nature to provide deep penetration, high resolution, and exceptional optical contrast with notable applications in early cancer detection, functional brain imaging, drug delivery monitoring, and guiding interventional procedures.
Christie, Liam B., Zheng, Wenhan, Johnson, William, Marecki, Eric K., Heidrich, James, Xia, Jun, Oh, Kwang W.   +6 more
openaire   +2 more sources

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

Sensors, 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, Raffaele Solimene, Antonio Cuccaro, Gaia Fiaschetti, Andrew J. Fagan, Sean Cournane, Jennie Cooke, Max J. Ammann, Jorge Tobon, Jacinta E. Browne   +9 more
doaj   +1 more source

Multimodal phantoms for clinical PET/MRI

EJNMMI Physics, 2021
Phantoms are commonly used throughout medical imaging and medical physics for a multitude of applications, the designs of which vary between modalities and clinical or research requirements. Within positron emission tomography (PET) and nuclear medicine,
Eve Lennie, Charalampos Tsoumpas, Steven Sourbron   +2 more
doaj   +1 more source

Polyacrylamide hydrogel phantoms for performance evaluation of multispectral photoacoustic imaging systems

Photoacoustics, 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, Jorge Palma-Chavez, Keith A. Wear, T. Joshua Pfefer, Jesse V. Jokerst, William C. Vogt   +5 more
doaj   +1 more source

Evaluation of MLC Thickness and Composite Effects on Collimation Parameters using EGSnrc and IAEA Phase Space Data [PDF]

Journal of Biomedical Physics and Engineering, 2020
Background: Recently, multileaf collimators (MLC) have become an important part of any LINAC collimation system because they reduce the treatment planning time and improve the conformity.
K Hadad, H Alipour
doaj   +1 more source

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

Micromachines, 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, Aravinda Krishna Ganapathy, Yash Nayak, Anusha Elumalai, David Z. Chen, Grace Bishop, Adrian Sanchez, Brian Albers, Anup S. Shetty, David H. Ballard   +9 more
doaj   +1 more source

Microwave Radar-Based Breast Cancer Detection:Imaging in Inhomogeneous Breast Phantoms [PDF]

, 2009
This letter presents, for the first time, experimental work on microwave breast cancer imaging using inhomogeneous breast phantoms. A recently designed 31-antenna array is used in imaging experiments. The imaging system operates in the full ultrawideband
A. Preece, Klemm, M, Gibbins, DR, Preece, AW, M. Klemm, I. J. Craddock, Benjamin, R, J. A. Leendertz, D. Gibbins, R. Benjamin, Leendertz, JA, Craddock, IJ   +11 more
core   +1 more source

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

Gels, 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, Miguel Reyes-Alberto, Luis M. Vidal-Flores, Enoch Gutierrez-Herrera, Miguel A. Padilla-Castañeda   +4 more
doaj   +1 more source