Precordial acceleration signals improve the performance of diastolic timed vibrations

Koiwa, 1994, Diastolic mechanical vibration on the chest wall increases human coronary blood flow, Jpn Circ J, 58, 476 Koiwa, 1997, Modification of human left ventricular relaxation by small-amplitude, phase-controlled mechanical vibration on the chest wall, Circulation, 95, 156, 10.1161/01.CIR.95.1.156 Koiwa, 1986, Measurement of instantaneous viscoelastic properties by impedance–frequency curve of the ventricle, Am J Physiol, 250, H672 Lindblad, 1986, Effect of vibration on a canine cutaneous artery, Am J Physiol, 250, H519 Oliva, 1977, Arteriographic evidence of coronary arterial spasm in acute myocardial infarction, Circulation, 56, 366, 10.1161/01.CIR.56.3.366 Aelen, 2010, In-vivo response of eNOS up-regulation by acoustic induced vibrations in rats, Circulation Gill, 2010, The timing of onset of mechanical systole and diastole in reference to the QRS-T complex: a study to determine performance criteria for a non-invasive diastolic timed vibration massage system in treatment of potentially unstable cardiac disorders, Cardiovasc Eng, 10, 235, 10.1007/s10558-010-9108-x Koiwa, 1989, The improvement of systolic function of depressed left ventricle by external vibration at diastole, Tohoku J Exp Med, 159, 169, 10.1620/tjem.159.169 Khosrow-Khavar, 2011, Diastolic timed vibrator: applying direct vibration in diastole to patients with acute coronary ischemia during the pre-hospitalization phase, Lect Notes Comp Sci, 6752, 355, 10.1007/978-3-642-21538-4_35 Kajbafzadeh, 2011, Preferred patterns of diastolic timed vibrations for pre-hospitalization treatment of acute coronary ischemia, 2480 Tavakolian, 2011, Infrasonic cardiac signals: complementary windows to cardiovascular dynamics, Conf Proc IEEE Eng Med Biol Soc, 2011, 4275 Rushmer, 1965 Rangaraj, 2005 Marcus, 2007, Accelerometer-derived time intervals during various pacing modes in patients with biventricular pacemakers: comparison with normals, Pacing Clin Electrophysiol, 30, 1476, 10.1111/j.1540-8159.2007.00894.x Richard, 1994, Relationship between seismocardiogram and echocardiogram for events in cardiac cycle, Am J Noninvas Cardiol, 8, 39, 10.1159/000470156 Tavakolian K, Characterization and Analysis of Seismocardiogram for Estimation of Hemodynamic Parameters, Ph.D. Dissertation, 2010. Tavakolian, 2010, Estimation of hemodynamic parameters from seismocardiogram, 1055 McKay, 1999, Sternal acceleration ballistocardiography and arterial pressure wave analysis to determine stroke volume, Clin Invest Med, 22, 4 Salerno, 1991, Seismocardiographic changes associated with obstruction of coronary blood flow during balloon angioplasty, Am J Cardiol, 68, 201, 10.1016/0002-9149(91)90744-6 Afonso, 1999, ECG beat detection using filter banks, IEEE Trans Biomed Eng, 46, 192, 10.1109/10.740882 Samjin Choi, 2008, Comparison of envelope extraction algorithms for cardiac sound signal segmentation, Expert Syst Appl, 34, 1056, 10.1016/j.eswa.2006.12.015 Bland, 1986, Statistical methods for assessing agreement between two methods of clinical measurement, Lancet, 1, 307, 10.1016/S0140-6736(86)90837-8 Bombardini, 2008, Diastolic time–frequency relation in the stress echo lab: filling timing and flow at different heart rates, Cardiovasc Ultrasound, 6, 15, 10.1186/1476-7120-6-15 Salerno, 1991, Seismocardiographic changes associated with obstruction of coronary blood flow during balloon angioplasty, Am J Cardiol, 68, 201, 10.1016/0002-9149(91)90744-6 Aase, 2010, Aortic valve closure: relation to tissue velocities by Doppler and speckle tracking in patients with infarction and at high heart rates, Echocardiography, 27, 363, 10.1111/j.1540-8175.2009.01025.x Topol, 2002, 217