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Official Course
Description: MCCCD Approval: 5-27-08 |
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DMI232
2008 Fall – 2010 Summer II |
L+L |
3 Credit(s) |
5 Period(s) |
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Medical
Ultrasound Physics and Instrumentation |
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Principles
of ultrasound physics and instrumentation necessary for the performance of
diagnostic sonographic examinations. Quality
control materials and procedures. Biological effects of ultrasound energy. Prerequisites: Admission to Diagnostic
Medical Ultrasound program. |
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Go to Competencies Go to Outline
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MCCCD
Official Course Competencies: |
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DMI232 2008
Fall – 2010 Summer II |
Medical Ultrasound Physics and Instrumentation |
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1.
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Define and apply specific terms and physical units related
to diagnostic ultrasound. (I) |
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2.
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Compare and contrast different acoustic wave properties
and characteristics. (I) |
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3.
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Describe the physical principles related to Doppler
ultrasound. (I) |
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4.
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Compare and contrast the different types of scan
converters and digital imaging devices and their functions. (II) |
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5.
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Measure the accuracy of various ultrasound units using
specific test objects. (III) |
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6.
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Perform test and calibration procedures on standard types
of ultrasound equipment. (III) |
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7.
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Describe and demonstrate ultrasound equipment featuring
A-mode, B-mode, Real-time, and M-mode imaging. (I) |
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8.
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Define and apply time-again compensation during sonographic procedures. (I) |
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9.
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Explain the potential biological effects of ultrasound and
the standards for the safe practice of diagnostic ultrasound. (II) |
Go to Description Go to top of
Competencies
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MCCCD
Official Course Outline: |
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DMI232 2008
Fall – 2010 Summer II |
Medical Ultrasound Physics and Instrumentation |
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I. Acoustic Physics A. Terminology and physical
units 1. Bel
and deciBel notation B. Acoustic wave properties
1. types 2. propagation
characteristics 3. frequency, wavelength,
phases 4. pulsed ultrasound 5. intensity 6. amplitude 7. acoustic impedance 8. attenuation C. Doppler physics D. Artifacts II. Instrumentation A. A-Mode B. Static B-mode 1. bi-stable 2. gray scale C. Real-time 1. mechanical sector 2. linear array 3. phased array 4. annular array 5. duplex (Doppler) D. M-mode E. Scan converters 1. analog 2. digital F. Digital imaging 1. image matrix 2. image processing 3. calculations G. Time-gain compensation III. Quality Control A. Test Objects 1. resolution grids 2. gray scale test 3. AIUM standard 100 mm
test 4. tissue equivalent 5. moving test 6. Doppler tests B. Test and calibration
procedures 1. A-mode 2. B-mode 3. M-mode 4. hard copy IV. Instrumentation A. A-Mode B. Static B-mode 1. bi-stable 2. gray scale C. Real-time 1. mechanical sector 2. linear array 3. phased array 4. annular array 5. duplex (Doppler) D. M-mode E. Scan converters 1. analog 2. digital F. Digital imaging 1. image matrix 2. image processing 3. calculations G. Time-gain compensation H. Test Objects 1. resolution grids 2. Gray scale test 3. AIUM standard 100 mm
test 4. tissue equivalent 5. moving test 6. Doppler tests I. Test and Calibration
Procedures 1. A-mode 2. B-mode 3. M-mode 4. hard copy V. Output Measurements and
Biological Effects A. Acoustic output
measurements 1. total power 2. spatial average versus
spatial peak 3. temporal average versus
temporal peak 4. spatial peak-temporal
average (SPTP) 5. spatial average-temporal
average (SATA) 6. spatial peak-temporal
average (SPTA) 7. spatial peak-pulse
average (SPPA) B. Biological effects 1. Mechanisms a. thermal b. cavitation
c. shear forces 2. epidemiologic studies 3. somatic 4. developmental 5. genetic 6. assessment of risk in
diagnostic ultrasound 7. AIUM-NEMA standards 8. DHEW recommendations |
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