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. Author manuscript; available in PMC: 2015 Feb 5.
Published in final edited form as: J Magn Reson Imaging. 2013 Nov 15;41(1):44–51. doi: 10.1002/jmri.24506

Figure 1.

Figure 1

Schematic of the pneumatic driver system. Sound waves are non-invasively transmitted to the passive driver through the plastic tube and into the abdominal aorta.