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The first left ventricular assist device (LVAD) system was created by Domingo Liotta at Baylor College of Medicine in Houston in 1962. The first LVAD was implanted in 1963 by Liotta and E. Stanley Crawford. The first successful implantation of an LVAD was completed in 1966 by Liotta along with Dr. Michael E. DeBakey.
The HeartAssist5 is a modern version of the DeBakey VAD [10] and as of December 2014 was the only remotely monitored medical device in the world. [8] It was first approved for use in Europe in 2009 under MicroMed Cardiovascular, Inc. [11] The HeartAssist5 is in use in Europe [10] as a destination therapy by patients who are not candidates to receive heart transplants and as a bridge to ...
One parameter to quantify this difference is the pulsatility index (PI), which is equal to the difference between the peak systolic velocity and the minimum diastolic velocity divided by the mean velocity during the cardiac cycle. This value decreases with distance from the heart.
Wall Street experts highlighted the most important stock market charts to watch into next year. From interest rates to software stocks, here's what Wall Street's top technical experts are watching.
Meanwhile, stock investors are still awaiting a "Santa Claus rally," a five-day trading stretch marked by big gains at the year's end. Here's where US indexes stood shortly after the 9:30 a.m ...
The Dow Jones Industrial Average was down more than 300 points midmorning, while the Nasdaq Composite Index, which contains more technology-focused stocks, slid almost 2%.
Thoratec's third-generation HeartMate LVAD is the HeartMate 3, [48] [49] designed to lower adverse event rates through improved hemocompatibility, and to increase ease of surgical placement through new design and compact size. [50] [51] It began undergoing clinical trials in the U.S. and internationally in mid 2014. [48] [49] [50] [52] [53]
The Dow climbed 308.51 to 45,014.04, and the Nasdaq composite rallied 254.21 to 19,735.12. In stock markets abroad, South Korea’s Kospi sank 1.4% following a night full of drama in Seoul.