Advanced E-Team Grant Profile

Ultrasound-Guided Noninvasive Measurement of Central Venous Pressure
Johns Hopkins University, 2007
$12,220.00

Central Venous Pressure (CVP) is the pressure of blood in the thoracic vena cava, near the right atrium of the heart. CVP reflects the amount of blood returning to the heart and the ability of the heart to pump the blood into the arterial system, and is a key parameter used in diagnosing serious conditions like heart failure and monitoring patient fluid levels. Currently the only method of accurately measuring CVP involves surgically inserting a catheter through a major vein, which is costly, highly invasive, and can lead to complications. For these reasons, CVP measurements are usually only taken for critical patients, even though early detection could help treat conditions like congestive heart failure.

This E-Team is developing a small handheld device, called cVein™, that provides a noninvasive and accurate method of measuring CVP. Using an ultrasound machine to visualize the internal jugular (IJ) vein, the operator applies pressure to the vein with cVein™. The device records the pressure required to collapse the IJ and displays the reading to the operator. This quick and noninvasive measurement method could be used in emergency or primary care settings, allowing for earlier diagnosis of problems
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Key Faculty

Massey Professor and Director Murray B. Sachs, Advisor, Biomedical Engineering

Lecturer Larry Aronhime, Advisor, Center for Leadership Education

Assistant Residency Director Dickson Cheung, Advisor, Emergency Medicine, Bayview Medical Center

Managing Director Nora Zietz, Advisor,

Professor Nitish Thakor, Advisor, Biomedical Engineering

Managing Tax Consultant Mark Brenner, Advisor,

Sr. Sponsored Projects Specialist Lealie Perry, Advisor, Office of Research Administration

Mary Betty Steven Professor, Vice Dean, Chairman David Hellmann, Advisor, Department of Medicine

Vice President Sean Heffernan, Advisor, Commercial Lending

Attorney Jonathan Wachs, Advisor,

     

 

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