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Understanding Basic Ultrasound Physics

Instructor Image Erik Sloth
6 Lessons
1404 Students
Free
Login to Enroll
Free
Login to Enroll
Course Details

Understanding Basic Ultrasound Physics

Instructor Image Erik Sloth
6 Lessons
4 Quizzes
1404 Students
Current Status
Not Enrolled
Price
Free
Get Started
Login to Enroll

Basic understanding of ultrasound physics is crucial for achieving proficiency in clinical ultrasound.

This e-course presents the fundamental concepts of ultrasound theory in an easy, comprehensible and intuitive way using a minimum of mathematical terminology.

It explains the basic concepts of waves, sound waves, ultrasound, the ultrasound system, system and user controlled ultrasound imaging, ultrasound imaging artefacts, and patient safety.

Course Content

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1 Introduction to Basic Ultrasound Physics
4 Topics
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Lesson Content
0% Complete 0/4 Steps
1 - Your experience before this basic ultrasound physics e-course and disclaimer
2 - Introduction to Basic Ultrasound Physics
3 - Basic ultrasound physics
4 - Course objectives
2 Waves and sound
22 Topics | 1 Quiz
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Lesson Content
0% Complete 0/22 Steps
1 - Waves and sound waves
2 - What is a wave?
3 - What is a medium?
4 - Waves
5 - Transmission of sound waves
6 - Sound wave characteristics
7 - Sound-medium interaction
8 - Attenuation
9 - Attenuation coefficient and examples of attenuation
10 - Absorption
11 - Transmission and penetration
12 - Acoustic impedance
13 - Impedance mismatch, matching and ultrasound gel
14 - Reflection
15 - Refraction and diffraction
16 - The bayonet sign
17 - What is ultrasound?
18 - Ultrasound imaging
19 - The history of ultrasound 1793-1912
20 - The history of ultrasound 1915-1995
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3 System control
33 Topics | 1 Quiz
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Lesson Content
0% Complete 0/33 Steps
1 - Introduction to system controlled imaging
2 - Diagram of the ultrasound system
3 - Transmitter
4 - Transducer
5 - Transducer: Piezoelectric and reverse piezoelectric effect
6 - The construction of each ultrasound transducer
7 - Ringing of a bell
8 - Ultrasound pulse
9 - Ultrasound pulse and axial resolution
10 - Lateral resolution
11 - Lateral resolution: Beam width
12 - The ultrasound transducer (probe)
13 - The linear transducer
14 - The curvilinear (or convex) transducer
15 - The phased array transducer: Beam steering
16 - Phased array transducer and beamfocusing
17 - Transmit beamformer
18 - Receive beamformer
19 - The receiver
20 - The scan converter
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4 User controls
37 Topics | 1 Quiz
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Lesson Content
0% Complete 0/37 Steps
21 - The depth scale
22 - Depth: Keep all relevant details in the image
23 - Depth: Aligning the target structure to the center of the monitor
24 - Image optimisation: Focal zone markers
25 - Sector angle
26 - Imaging modes: B-mode
27 - Imaging modes: M-mode
28 - Imaging modes: Colour Doppler
29 - The intensity of the colour Doppler signal
30 - Imaging modes: Colour Power Doppler
31 - The "Freeze" button
32- Save image or video clip
33 - Measurements
34 - Image recognition: Hyperechoic and anechoic structures
35 - Image recognition: Hyperechoic and hypoechoic structures
36 - Image recognition: Anechoic structures
37 - Summary of user controls
Quiz: User controls
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5 Artefacts
12 Topics
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Lesson Content
0% Complete 0/12 Steps
1 - Artefacts: Introduction and learning objectives
2 - Overgain and undergain
3 - Beam width artefacts
4 - Anatomic artefacts
5 - Acoustic shadowing
6 - Enhancement
7 - Mirror artefacts
8 - Reverberations
9 - Ring-down artefact
10 - Side lobe artefact
11 - Non-detection of blood flow with Doppler
12 - Summary of artefacts
6 Summary of Basic Ultrasound Physics
Quiz: Basic Ultrasound Physics
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