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When we think of ultrasounds, most of us think of pregnancy. But this noninvasive imaging tool is also used to diagnose other health issues for people who get their periods — like misplaced IUD ...
Ultrasound image showing the liver, gallbladder and common bile duct. Medical ultrasound uses high frequency broadband sound waves in the megahertz range that are reflected by tissue to varying degrees to produce (up to 3D) images. This is commonly associated with imaging the fetus in pregnant women. Uses of ultrasound are much broader, however.
Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound. In diagnosis, it is used to create an image of internal body structures such as tendons, muscles, joints, blood vessels, and internal organs, to measure some characteristics (e.g., distances and velocities) or to generate an informative audible sound.
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Ultrasound is defined by the American National Standards Institute as "sound at frequencies greater than 20 kHz". In air at atmospheric pressure, ultrasonic waves have wavelengths of 1.9 cm or less. Ultrasound can be generated at very high frequencies; ultrasound is used for sonochemistry at frequencies up to multiple hundreds of kilohertz.
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In 1971, KSC opened its first neighborhood health center on Post Oak in the Uptown District of Houston. The success of that health center resulted in other locations being operated in downtown Houston, Sugar Land, The Woodlands and by Intercontinental Airport. Today, Kelsey-Seybold Clinic operates more than 35 neighborhood health centers in the ...
The company has also contributed to disaster relief efforts. In response to Hurricane Katrina in 2005, Siemens Healthineers donated heart monitors and imaging equipment to Houston-area hospitals while parent company, Siemens AG, matched 100% of U.S. employee donations to the American Red Cross Disaster Relief Fund. [46]