. "000266587000035" . . "INSTICC Press" . . . "312868" . "RIV/49777513:23220/09:00502013" . . "The Quantitative seismocardiography (Q-SCG) opens a new field of cardiovascular dynamics examination. Using this absolutely non-invasive method, a new field of monitoring heart rate variability was opened up. Systolic forces as well as heart rate variability in relation to changes in external stimuli are registered. Q-SCG probably offers a more complex view of both isotropic and chronotropic heart functions. It will be suitable for: examining operators exposed to stress; for assessing the effect of work, fatigue and mental stress; for monitoring persons as part of disease prevention; for determining a person?s ability to carry out their duties both on the ground and in the air. An electronic system for acquisition of data for noninvasive Q-SCG and signal processing is also presented. The measuring system is based on analog filter, analog/digital converter, microcontroller and personal computer. A special digital smoothing polynomial filter is used for signal processing. The example of real measured a" . . . "1"^^ . "978-989-8111-64-7" . "Electronic Device for Seismocardiography Noninvasive Examination and Signal Evaluation"@en . "3"^^ . . . . "\u0160tork, Milan" . . "Electronic Device for Seismocardiography Noninvasive Examination and Signal Evaluation"@en . . "Electronic Device for Seismocardiography Noninvasive Examination and Signal Evaluation" . "P(GA102/07/0147)" . . . "RIV/49777513:23220/09:00502013!RIV10-GA0-23220___" . "[55C1C22EB042]" . . "Trefn\u00FD, Martin" . . "Porto" . "23220" . "Porto" . . "BIODEVICES 2009" . "Quantitative seismocardiography; heart rate; systolic force; direct digital synthesis; analog/digital converter; Savitzki-Golay filter."@en . . "2009-01-17+01:00"^^ . "Trefn\u00FD, Zden\u011Bk" . "Electronic Device for Seismocardiography Noninvasive Examination and Signal Evaluation" . "5"^^ . "The Quantitative seismocardiography (Q-SCG) opens a new field of cardiovascular dynamics examination. Using this absolutely non-invasive method, a new field of monitoring heart rate variability was opened up. Systolic forces as well as heart rate variability in relation to changes in external stimuli are registered. Q-SCG probably offers a more complex view of both isotropic and chronotropic heart functions. It will be suitable for: examining operators exposed to stress; for assessing the effect of work, fatigue and mental stress; for monitoring persons as part of disease prevention; for determining a person?s ability to carry out their duties both on the ground and in the air. An electronic system for acquisition of data for noninvasive Q-SCG and signal processing is also presented. The measuring system is based on analog filter, analog/digital converter, microcontroller and personal computer. A special digital smoothing polynomial filter is used for signal processing. The example of real measured a"@en . .