Results 1 to 10 of about 105,293 (255)

Fast and Accurate Plane Wave and Color Doppler Imaging with the FOCUS Software Package [PDF]

Sensors
A comprehensive framework for ultrasound imaging simulations is presented. Solutions to an inhomogeneous wave equation are provided, yielding a linear model for characterizing ultrasound propagation and scattering in soft tissue. This simulation approach,
Jacob S. Honer, Robert J. McGough
doaj   +2 more sources

Localization Accuracy of Ultrasound-Actuated Needle with Color Doppler Imaging [PDF]

Diagnostics, 2020
An ultrasonic needle-actuating device for tissue biopsy and regional anaesthesia offers enhanced needle visibility with color Doppler imaging. However, its specific performance is not yet fully determined.
Tingyi Jiang, Graeme McLeod, Zhihong Huang, Xinle Zhu, Yang Jiao, Xinze Li, Zhitian Shen, Yaoyao Cui   +7 more
doaj   +2 more sources

Significance of color doppler imaging in leprosy

Indian Journal of Radiology and Imaging, 2016
Yashant Aswani
doaj   +2 more sources

A Method for High-Frequency Mechanical Scanning Ultrasonic Flow Imaging with Motion Compensation

Diagnostics, 2023
Mechanical scanning with a single transducer is an alternative method for high-frequency ultrasound imaging, which is simple in structure, convenient to implement, and low in cost.
Jiaming Heng, Chenxi Li, Tianxiang Chu, Yiwen Xu, Xiaohua Jian   +4 more
doaj   +1 more source

Role of Doppler in Predicting the Complicated and Impending to Complicate Cases of Acute Appendicitis [PDF]

International Journal of Anatomy Radiology and Surgery, 2017
Introduction: Acute appendicitis is one of the most common emergency surgical problems which could result due to obstructive or non-obstructive causes. The obstructive type progresses fast and could result in complications like gangrene formation and
Girish Babu Swarna, Sivakami Rathinam, Ramesh Kumar Rudrappa, Priyadarshini E, Rohit Chauhan, Yash Kumar Achantani   +5 more
doaj   +1 more source

Comparison of Three Different Color Doppler Techniques for the Assessment of Blooming in Venous Flow during Pregnancy

Acta Medica Alanya, 2023
Aim: Blooming is an important color Doppler artifact for the assessment of small or slow-flow blood vessels during pregnancy. The degree of blooming varies depending on the color Doppler technique used.
Muzaffer Sindel, Özhan Özgür, Cemil Gürses, Serra Ozturk   +3 more
doaj   +1 more source

Conservative management of pubertal segmental testicular infarction associated with epididymitis

Urology Case Reports, 2023
Urgent scrotal exploration is performed for segmental testicular infarction (STI) because malignant testicular tumors cannot be ruled out even when STI is suspected on color Doppler ultrasound (US). This report describes the case of a 14-year-old boy who
Hidenori Nishio, Kentaro Mizuno, Daisuke Matsumoto, Akihiro Nakane, Takahiro Yasui, Yutaro Hayashi   +5 more
doaj   +1 more source

Intramachine and intermachine variability in transesophageal color doppler images of pulsatile jets: in vitro studies [PDF]

, 1994
Background: Color Doppler flow mapping is widely used as a marker of severity of valvular regurgitation, and the transesophageal approach has provided high-quality images in patients with poor acoustic windows.
Anayiotos, Andreas, Fan, Pohoey, Nanda, Navin C.   +2 more
core   +2 more sources

Quantification of Renal Stone Contrast with Ultrasound in Human Subjects [PDF]

, 2017
Purpose: Greater visual contrast between calculi and tissue would improve ultrasound (US) imaging of urolithiasis and potentially expand clinical use. The color Doppler twinkling artifact has been suggested to provide enhanced contrast of stones compared
Bailey, Michael R., Bruce, Matthew, Cunitz, Bryan W., Dunmire, Barbrina, Haider, Yasser A., Harper, Jonathan D., Liu, Ziyue, May, Philip C., Sorensen, Mathew D., Thiel, Jeff   +9 more
core   +2 more sources

Early Pregnancy Fetal Cardiac Activity Detection by Superb Micro-Vascular Imaging (cSMI) Comparing with Color Doppler Ultrasound

Pakistan Armed Forces Medical Journal, 2023
Objective: To observe the sonographic advancement of the Doppler technique Superb Microvascular imaging (cSMI) for detecting fetal cardiac activity (FCA) in early pregnancy when not detected on grey scale ultrasound and conventional Doppler.
Riffat Masud, Faisal Khurshid, Ghazal Jameel, Mussarat Ashraf   +3 more
doaj   +1 more source