Results 21 to 30 of about 1,031 (49)

Experimental Breast Phantoms for Estimation of Breast Tumor Using Microwave Imaging Systems

IEEE Access, 2018
In this paper, the preparation and the measurement of a set of human breast phantoms for microwave breast imaging (MBI) as a method of tumor detection are presented.
Md Tarikul Islam, Md Samsuzzaman, Salehin Kibria, Mohammad Tariqul Islam   +3 more
doaj   +1 more source

3D printed anthropomorphic left ventricular myocardial phantom for nuclear medicine imaging applications

EJNMMI Physics, 2022
Background Anthropomorphic torso phantoms, including a cardiac insert, are frequently used to investigate the imaging performance of SPECT and PET systems.
Janos Kiss, Laszlo Balkay, Kornel Kukuts, Marton Miko, Attila Forgacs, Gyorgy Trencsenyi, Aron K. Krizsan   +6 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  

High-Resolution Ultrasound-Switchable Fluorescence Imaging in Centimeter-Deep Tissue Phantoms with High Signal-To-Noise Ratio and High Sensitivity via Novel Contrast Agents. [PDF]

PLoS ONE, 2016
For many years, investigators have sought after high-resolution fluorescence imaging in centimeter-deep tissue because many interesting in vivo phenomena-such as the presence of immune system cells, tumor angiogenesis, and metastasis-may be located deep ...
Bingbing Cheng, Venugopal Bandi, Ming-Yuan Wei, Yanbo Pei, Francis D'Souza, Kytai T Nguyen, Yi Hong, Baohong Yuan   +7 more
doaj   +1 more source

Simulation of Capillary Hemodynamics and Comparison with Experimental Results of Microphantom Perfusion Weighted Imaging [PDF]

Journal of Biomedical Physics and Engineering, 2020
Background: Perfusion imaging, one of MRI’s techniques, is widely used to test damaged tissues of the body. The parameters used in this technique include cerebral blood flow (CBF), cerebral blood volume (CBV), and mean transit time (MTT). The MRI scanner
S Shurche, N Riyahi Alam
doaj   +1 more source

Super phantoms: advanced models for testing medical imaging technologies

Communications Engineering
Phantoms are test objects used for initial testing and optimization of medical imaging techniques, but these rarely capture the complex properties of the tissue.
Srirang Manohar, Ioannis Sechopoulos, Mark A. Anastasio, Lena Maier-Hein, Rajiv (Raj) Gupta   +4 more
doaj   +1 more source

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

Animal 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, Chengyue Li, Wei Zhou, Kenneth M. Tichauer, Jovan G. Brankov   +4 more
doaj   +1 more source

A multi-purpose phantom kit for magnetic particle imaging

Current Directions in Biomedical Engineering, 2021
Phantoms are essential tools for the development and characterization of Magnetic Particle Imaging (MPI), an imaging technique that can quantitatively map the spatial distribution of magnetic nanoparticles (MNP).
Löwa Norbert, Hoffmann Rebecca, Gutkelch Dirk, Kosch Olaf, Dutz Silvio, Wiekhorst Frank   +5 more
doaj   +1 more source

Dose Optimization Using a Deep Learning Tool in Various CT Protocols for Urolithiasis: A Physical Human Phantom Study

Medicina, 2023
Background and Objectives: We attempted to determine the optimal radiation dose to maintain image quality using a deep learning application in a physical human phantom. Materials and Methods: Three 5 × 5 × 5 mm3 uric acid stones were placed in a physical
Jae Hun Shim, Se Young Choi, In Ho Chang, Sung Bin Park   +3 more
doaj   +1 more source

Advancing Phantom Fabrication: Exploring 3D-Printed Solutions for Abdominal Imaging Research

Applied Sciences
Background: The development of novel medical imaging technologies and treatment procedures hinges on the availability of accurate and versatile phantoms.
Muris Becircic, Samir Delibegovic, Adnan Sehic, Fuad Julardzija, Adnan Beganovic, Kenana Ljuca, Adi Pandzic, Merim Jusufbegovic   +7 more
doaj   +1 more source