Embedded Files
This is a chronological listing of new additions to the site:
Video explanation of Continuous Wave Doppler - added June 2024
Video explanation of Doppler artifacts - added June 2024
Video explanation of power Doppler - added June 2024
Three detailed videos on color Doppler - added June 2024
Four detailed videos on pulsed Doppler - added May 2024
Additional information on Infection Control and CDC guidelines - added Jan 2024
New Knowledge and Self Evaluation quiz on Bioeffects - added Jan 2024
New pages on the AIUM and AIUM official statements were added - Jan 2024
New page on CMUT transducer technology - added December 2023
A new page on the ALARA principle was added - November 2023
A new page on quality assurance was added - November 2023
A new page on extended field of view was added - November 2023
A separate page on 3D/4D was created - November 2023
Monthly on-line review sessions added - January 2023
Two new video explanations on the topic of spatial resolution were added - January 2023
A page on Artificial Intelligence (AI) was added - December 31, 2022
A page on PACS was added - December 30, 2022
A page on the DICOM standard for medical images was added - December 29, 2022
A page on telesonography was added - December 29, 2022
Separate pages on linear arrays and phased arrays were created - October 27, 2022
An explanation of A-lines (reverberative artifact) and B-lines (ring-down artifact) was added - August 8, 2022
More details on the color map and the use of an "inverted" color map were added - August 5, 2022
New Knowledge Self Evaluation questions were added - July 8, 2022
Three new videos explaining artifacts were added - May 9, 2022
A new two-part video on recent advances in diagnostic ultrasound (CMUT transducers, Elastography, etc.) was added - Jan 21, 2022
A video describing Personal Protective Equipment (PPE), and the appropriate method of donning and doffing PPE was added - Jan 21, 2022
A new video providing a brief history of image recording and an explanation of the current digital recording technology was added - Jan 21, 2022
A new video explaining the display and the various display modes (A-mode, B-mode, M-mode, etc.) was added - Jan 19, 2022
Two new videos on Signal Processing were posted - Jan 19, 2022
Three new videos posted on Memory, Memory resolution, and Contrast resolution - January 11, 2022
New video on Harmonics was added - January 5, 2022
New video on real-time time and all the factors that affect the scanning frame rate was added - November 22, 2021
New video on Bandwidth and Quality factor was added - November 10, 2021
New video on Echoes was added - November 5, 2021
New short video on the frequency dependence of scattering was added - October 27, 2021
Three new videos on Attenuation were added - October 15, 2021
Four new videos on Amplitude, Power, and Intensity were added - September 28, 2021
A page on Math help including an instructional video was added - September 20, 2021
A short video explanation of the use of the unit "hertz" in diagnostic ultrasound was added - September 15, 2021
A page on SOUND (with video lectures) was added- September 13, 2021
A page and video on acoustic impedance was added - September 10, 2021
A short video describing the use of the terms "homogeneous" and "heterogeneous" as they are used to describe organ texture - September 8, 2021
A video providing an overview to the major imaging modalities - September 3, 2021
Pulsed Ultrasound: Four new videos explaining pulsed ultrasound - August 8, 2021 07:17:00 PM
Cystic vs Solid: a video on how to differentiate cystic from solid - August 6, 2021 2:45:00 PM
Site reformatted for tablets and smartphones - July 27, 2021 11:00:00 AM
Lots of new material... - November 28, 2020 3:10:00 PM
The Pulser and Power Control — Dec 13, 2019 3:08:05 PM
The receiver — Dec 12, 2019 8:46:35 PM
Speed of sound — Dec 12, 2019 5:13:33 PM
Pre vs postprocessing — Dec 9, 2019 7:39:49 PM
New video posted: How an ultrasound machine works? — Nov 19, 2019 1:40:42 AM
Digital storage — Feb 10, 2019 4:23:35 PM
Cardiac hemodynamics — Feb 10, 2019 2:18:47 PM
Color /Power Doppler "String sign" — Feb 10, 2019 1:59:09 PM
Sonoporation — Mar 8, 2018 8:26:35 PM
Point of Care Ultrasound — Feb 1, 2018 1:40:04 AM
Cable-less (wireless) transducers — Jan 30, 2018 1:28:28 AM
Digital citizenship — Nov 28, 2014 10:25:18 PM
New developments — Nov 28, 2014 3:51:58 PM
Histotripsy — Jan 2, 2014 4:28:50 PM
Elastogram — Dec 30, 2013 9:38:39 PM
Beamformer — Dec 30, 2013 9:37:07 PM
Cavitation — Nov 15, 2013 4:44:47 PM
ARDMS Semi Interactive Console question format — Aug 29, 2012 7:31:29 PM
Artifact video lectures — Jan 19, 2012 12:23:50 AM
Color Doppler Knowledge self evaluation questions (KSEQ) added — Nov 16, 2011 8:48:52 PM
13 us/cm go-return time in soft tissue — Sep 28, 2011 12:23:13 AM
Sweep speed images — Jun 10, 2011 1:37:34 PM
Math help — Mar 17, 2011 1:26:30 AM
SPI Relationships — Mar 16, 2011 3:03:28 PM
Range equation and derivation of 13 us/cm value — Mar 16, 2011 2:05:27 PM
More knowledge self evaluation questions — Feb 23, 2011 4:37:22 PM
Hemodynamics — Feb 18, 2011 4:45:18 PM
Knowledge self evaluation questions added — Dec 3, 2010 8:40:46 PM
Online lectures on Doppler — Nov 26, 2010 5:41:50 PM
More questions from students added — Jan 25, 2010 6:15:29 PM
Decibel worksheets — Nov 9, 2009 10:27:34 PM
New student questions and answers added — Aug 13, 2009 12:25:02 AM
Articles — Aug 2, 2009 2:37:47 AM
NEW! ARDMS Advanced Item Type (AIT) question format — Jul 31, 2009 4:12:59 PM
ARDMS Podcast — Jul 30, 2009 5:14:25 PM
Student questions and answers — Jul 29, 2009 6:08:35 PM
Typo correction — Jul 27, 2009 7:37:02 PM
Recent additions — Jun 22, 2009 5:37:08 PM
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