Custom Ultrasound Imaging Probe
Custom Ultrasound Imaging Probe - Related Videos
05:38
Custom-made Microdialysis Probe Design
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Cited by 9 •
2015
Microdialysis is a commonly used technique in neuroscience research. Therefore commercial probes are in great demand.In this work a probe assembly is explained in detail to build a reliable, concentric, custom-made microdialysis probe for less than $10.
16:01
An Experimental Protocol for Assessing the Performance of New Ultrasound Probes Based on CMUT Technology in Application to Brain Imaging
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Cited by 4 •
2017
The development of new ultrasound (US) probes based on Capacitive Micromachined Ultrasonic Transducer (CMUT) technology requires an early realistic assessment of imaging capabilities. We describe a repeatable experimental protocol for US image acquisition and comparison with magnetic resonance images, using an ex vivo bovine brain as an imaging target.
10:53
A Novel Application of Musculoskeletal Ultrasound Imaging
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Cited by 14 •
2013
We describe a new ultrasound-based vector tissue Doppler imaging technique to measure muscle contraction velocity, strain and strain rate with sub-millisecond temporal resolution during dynamic activities. This approach provides complementary measurements of dynamic muscle function and could lead to a better understanding of mechanisms underlying musculoskeletal disorders.
09:00
Murine Echocardiography and Ultrasound Imaging
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Cited by 61 •
2010
This video demonstrates use of a rail-mounted high-frequency ultrasound probe to perform echocardiography on an anesthetized mouse. The methods describe both conventional two-dimensional and M-mode measurements of cardiac function in addition to newer, more powerful tools such as color Doppler, strain analysis, as well as general and targeted contrast imaging.
14:20
High-frequency Ultrasound Imaging of the Abdominal Aorta
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2023
Source: Amelia R. Adelsperger, Evan H. Phillips, and Craig J. Goergen, Weldon School of Biomedical Engineering, Purdue University, West Lafayette, Indiana High-frequency ultrasound systems are used to acquire high resolution images. Here, the use of a state-of-the-art system will be demonstrated to image the morphology and hemodynamics of small pulsatile arteries and veins found in mice and rats. Ultrasound is a relatively inexpensive, portable, and versatile method for the noninvasive...
FAQs
Frequency selection creates a central design trade-off between image detail and penetration depth. Higher frequencies support finer resolution but may be less suitable when sound must travel deeply through a structure. Lower frequencies favor greater penetration, although they provide less fine detail. Engineers therefore select frequency according to the target structure, material, or access requirements of the intended task.
Element arrangement and probe geometry determine how acoustic energy is distributed across the field of view. Focusing concentrates sensitivity in selected regions, which can improve localization and image detail, while geometry helps the probe reach or cover task-specific areas. Adjusting these features allows engineers to balance resolution, coverage, and access rather than relying on a standard transducer shape.
Returning echoes carry two important types of information: timing indicates where reflecting features are located, while amplitude indicates the strength of those reflections. Processing these differences converts acoustic responses into image patterns. The resulting image can distinguish internal structures or material features according to their echo behavior, making signal timing and strength central to interpretation.
Design begins with the engineering or biomedical task and the required balance among resolution, penetration depth, and field of view. Engineers then select an appropriate frequency, element arrangement, geometry, and focusing strategy. The coupling medium must also transmit sound between the probe and the target. These choices should reflect the structure being examined and the access limitations of the application.
A custom probe becomes useful when a standard transducer cannot satisfy the required performance or physical access conditions. Purpose-built designs can adapt frequency, element arrangement, geometry, or focusing to a specialized target. This is particularly relevant when engineers need a particular field of view, penetration behavior, or probe shape for nondestructive testing, materials characterization, or surgical guidance.
Engineering researchers use these probes for nondestructive testing and materials characterization, where internal features can be examined without relying on destructive evaluation. The same design approach supports specialized biomedical imaging and surgical guidance. By tailoring the probe to the task, researchers can obtain imaging access or performance that a general-purpose device may not provide, supporting more targeted structural assessment.