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Drolet's 1990 Rhumart system, a PEMF device. Pulsed electromagnetic field therapy ( PEMFT, or PEMF therapy ), also known as low field magnetic stimulation ( LFMS) is the use of electromagnetic fields in an attempt to heal non-union fractures and depression. [1] By 2007 the FDA had cleared several such stimulation devices.
Electromagnetic shielding is the process of lowering the electromagnetic field in an area by barricading it with conductive or magnetic material. Copper is used for radio frequency (RF) shielding because it absorbs radio and other electromagnetic waves. Properly designed and constructed RF shielding enclosures satisfy most RF shielding needs ...
Blue Shield of California is a mutual benefit corporation and health plan [6] [7] founded in 1939 by the California Medical Association. It is based in Oakland, California, and serves 4.5 million health plan members and more than 65,000 physicians across the state. Blue Shield of California was founded as a not-for-profit organization.
Exelon is the largest electric parent company in the United States by revenue and is the largest regulated electric utility in the United States with approximately 10 million customers. The company is ranked 99th on the Fortune 500 .
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Patents #1–#50. U.S. patent 334,823 - Commutator for Dynamo Electric Machines - 1886 January 26 - Elements to prevent sparking on dynamo-electric machines; Drum-style with brushes. U.S. patent 335,786 - Electric Arc lamp - 1886 February 9 - Arc lamp with carbon electrodes controlled by electromagnets or solenoids and a clutch mechanism ...
The Blue Cross Blue Shield Association (BCBSA) is a federation of 38 separate health insurance organizations and companies in the United States. Combined, they directly or indirectly provide health insurance to over 100 million Americans. [109]
US$ 1 billion [2] (2018) Number of employees. ~18,000 [3] (2023) GuideWell, formally GuideWell Mutual Holding Corporation (holding company for Florida Blue ), is a mutual insurance holding company primarily focused on health insurance in Florida. It was created in 2013 by a reorganization initiated by Florida Blue, a member company of the Blue ...