Clinical Ultrasound

Clinical ultrasound is a noninvasive imaging method that uses high-frequency sound waves to visualize internal anatomy and assess tissue function in real time. A piezoelectric transducer converts electrical pulses into acoustic waves, which travel through the body, reflect at boundaries with different acoustic impedances, and return as echoes that a system converts into images; Doppler processing can estimate blood-flow motion from frequency shifts. In bioengineering, ultrasound supports image-guided procedures, cardiovascular and fetal assessment, and characterization of engineered or diseased tissues. Its portability, lack of ionizing radiation, and capacity for quantitative imaging also drive advances in sensors, signal processing, therapeutic systems, and personalized care.

Clinical Ultrasound - Related Videos

Research

JoVE Journal - Medicine

Clinical Efficacy of Ultrasound-Assisted Scoliosis-Specific Exercise in Mild-Grade Adolescent Idiopathic Scoliosis

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2025

Here, we present a protocol to evaluate ultrasound-assisted scoliosis-specific exercise in adolescents with mild idiopathic scoliosis, with participants randomly assigned to a training program conducted three times per week for three months, followed by a three-month observation period, providing real-time feedback on intercostal muscle activation and breathing control.

Clinical Effects of Ultrasound-Guided Acupotomy in Knee Osteoarthritis Treatment

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Cited by 2 •

2024

This paper introduces the operation method of ultrasound-guided acupotomy for knee osteoarthritis, which can reduce synovial thickness and improve knee joint function. It has the advantages of precise target, low treatment risk, few complications, and high safety.

Education

JoVE Science Education - Engineering

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...

Diagnostic Ultrasound Imaging of Mouse Diaphragm Function

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Cited by 7 •

2014

Diagnostic ultrasound imaging has proven to be effective in diagnosing various respiratory diseases in human and animal subjects. We demonstrate a comprehensive ultrasound protocol utilized by Dr. Zuo's lab to analyze diaphragm kinetics specifically in mouse models. This is also a non-invasive research technique which can provide quantitative information on mouse respiratory muscle function.

Research

JoVE Journal - Medicine
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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.

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