Exploració per autor "Rosell Ferrer, Francisco Javier"
Ara es mostren els items 17-36 de 64
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Early detection of acute transmural myocardial ischemia by the phasic systolic-diastolic changes of local tissue electrical impedance
Jorge, Esther; Amoros Figueras, Gerard; García Sánchez, Tomás; Bragós Bardia, Ramon; Rosell Ferrer, Francisco Javier; Cinca Cuscullola, Juan Maria (2016-02-01)
Article
Accés obertMyocardial electrical impedance is influenced by the mechanical activity of the heart. Therefore, the ischemia-induced mechanical dysfunction may cause specific changes in the systolic-diastolic pattern of myocardial ... -
Effect of calibration for tissue differentiation between healthy and neoplasm lung using minimally invasive electrical impedance spectroscopy
Company Se, Georgina; Nescolarde Selva, Lexa Digna; Pajares Ruiz, Virginia; Torrego Fernández, Alfons; Riu Costa, Pere Joan; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2022)
Article
Accés oberthis study proposes a calibration method and analyses the effect of this calibration in lung measures, using minimally invasive electrical impedance spectroscopy with the 3-electrode method, for tissue differentiation between ... -
Effects of muscle injury severity on localized bioimpedance measurements
Nescolarde Selva, Lexa Digna; Yanguas Leyes, Javier; Lukaski, Henry; Alomar, Xavier; Rosell Ferrer, Francisco Javier; Rodas Font, Gil (Institute of Physics (IOP), 2014-12-11)
Article
Accés restringit per política de l'editorialMuscle injuries in the lower limb are common among professional football players. Classification is made according to severity and is diagnosed with radiological assessment as: grade I (minor strain or minor injury), grade ... -
Electrical stimulation of cardiac adipose tissue-derived progenitor cells modulates cell phenotype and genetic machinery
Llucia Valldeperes, A.; Sanchez, B.; Soler Botija, Carolina; Gálvez Montón, Carolina; Prat Vidal, Cristina; Roura, Santiago; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon; Bayés Genis, Antoni (2015-11)
Article
Accés obertA major challenge of cardiac tissue engineering is directing cells to establish the physiological structure and function of the myocardium being replaced. Our aim was to examine the effect of electrical stimulation on the ... -
Electromagnetic coupling simulagions for a magnetic induction sensor for sleep monitoring
Mahdavi, Hadiseh; Rosell Ferrer, Francisco Javier (2014)
Comunicació de congrés
Accés obertMagnetic induction (MI) method has been extensively used in non-destructive testing of materials. In biomedical applications, it attracted lots of attention for the contact-less advantages it provides. Sleep monitoring ... -
Electrophysiological and histological characterization of atrial scarring in a model of isolated atrial myocardial infarction
Amorós Figueras, Gerard; Casabella Ramón, Sergi; Company Se, Georgina; Arzamendi Aizpurua, Dabit; Jorge, Esther; Rosell Ferrer, Francisco Javier; Cinca Cuscullola, Juan Maria (Frontiers Media SA, 2023-01-12)
Article
Accés obertBackground: Characterization of atrial myocardial infarction is hampered by the frequent concurrence of ventricular infarction. Theoretically, atrial infarct scarring could be recognized by multifrequency tissue impedance, ... -
Endocardial infarct scar recognition by myocardial electrical impedance is not influenced by changes in cardiac activation sequence
Amoros Figueras, Gerard; Jorge, Esther; Alonso Martín, Concepción; Traver, Daniel; Ballesta Garcia, Maria; Bragós Bardia, Ramon; Rosell Ferrer, Francisco Javier; Cinca, Juan (2017-12-02)
Article
Accés obert -
Evolución dinámica de la membrana celular durante la electroporación: Medidas de espectroscopia de impedancia eléctrica
García Sánchez, Tomás; Gomez Foix, Anna Maria; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon (2014)
Comunicació de congrés
Accés obertLas medidas de las propiedades eléctricas de los tejidos biológicos son un instrumento interesante para la caracterización de procesos celulares. En el presente estudio se muestra como las medidas de espectroscopia de ... -
Fusing actigraphy signals for outpatient monitoring
Fuster Garcia, Elies; Bresó, Adrián; Martínez Miranda, Juan; Rosell Ferrer, Francisco Javier; Matheson, Colin; García Gómez, Juan M. (Elsevier, 2014-08-20)
Article
Accés restringit per política de l'editorialActigraphy devices have been successfully used as effective tools in the treatment of diseases such as sleep disorders or major depression. Although several efforts have been made in recent years to develop smaller and ... -
Help4Mood: testing and achievements of the first wireless sensor network prototype
Pérez Díaz de Cerio, David; Ruiz Boqué, Sílvia; Rosell Ferrer, Francisco Javier; Ramos Castro, Juan José; Colomé Castellví, Josep Maria (2012)
Text en actes de congrés
Accés restringit per política de l'editorialHelp4Mood is a closed loop approach supporting the control, communication and treatment management of patients with Major Depression. The first out of the three main components of the Help4Mood solution is the Personal ... -
Implantable bioimpedance monitor using ZigBee
Bogónez Franco, Francisco; Bragós Bardia, Ramon; Bayés-Genís, Antoni; Rosell Ferrer, Francisco Javier (2009)
Text en actes de congrés
Accés obertIn this paper, a novel implantable bioimpedance monitor using a free ZigBee protocol for the transmission of the measured data is described. The application field is the tissue and organ monitoring through electrical ... -
Improvement of the actimetry agreement among sites by proper choice of signal processing stages
García González, Miguel Ángel; Giovinazzo, Giuseppe; Gomez Bule, Rafael; Landi, Francesca; Ramos Castro, Juan José; Rosell Ferrer, Francisco Javier (2012)
Text en actes de congrés
Accés restringit per política de l'editorialPhysical activity (PA) has been identified as a key health indicator and has been assessed in multiple studies as the study of cardiovascular diseases, diabetes mellitus, obesity and psychological conditions. For this ... -
In-bed vital signs monitoring system based on unobtrusive magnetic induction method with a concentric planar gradiometer
Mahdavi, Hadiseh; Rosell Ferrer, Francisco Javier (Institute of Physics (IOP), 2017-05-22)
Article
Accés obertSignificance. Unobtrusive vital signs monitoring is of major importance for various medical areas such as detection and treatment of sleep disorders, monitoring neonates and burned victims, home health care and smart home ... -
Interpulse multifrequency electrical impedance measurements during electroporation of adherent differentiated myotubes
García Sánchez, Tomás; Azan, Antoine; Leray, Isabelle; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon; Mir, Lluís M. (2015-10-01)
Article
Accés obertIn this study, electrical impedance spectroscopy measurements are performed during electroporation of monolayers of differentiated myotubes. The time resolution of the system (1 spectrum/ms) enable 860 full spectra (21 ... -
Localized BIA identifies structural and pathophysiological changes in soft tissue after post-traumatic injuries in soccer
Nescolarde Selva, Lexa Digna; Yanguas Leyes, Javier; Lukaski, Henry; Rodas Font, Gil; Rosell Ferrer, Francisco Javier (2014)
Text en actes de congrés
Accés restringit per decisió de l'autorLocalized bioimpedance (BIA) was measured with a single frequency phase-sensitive analyzer at 50 kHz in three post-traumatic types of injuries on four professional soccer players: (1) myositis ossificans, (2) intramuscular ... -
Longitudinal and transversal bioimpedance measurements in addition to diagnosis of heart failure
Ribas, N.; Nescolarde Selva, Lexa Digna; Domingo, M.; Gastelurrutia, P.; Bayés-Genís, Antoni; Rosell Ferrer, Francisco Javier (2010)
Text en actes de congrés
Accés obertHeart Failure (HF) is a clinical syndrome characterised by signs of systemic and pulmonary fluid retention, shortness of breath and/or fatigue. There is a lack of reliable indicators of disease state. Benefits and ... -
Measurement errors in multifrequency bioelectrical impedance analyzers with and without impedance electrode mismatch.
Bogónez Franco, Francisco; Nescolarde Selva, Lexa Digna; Bragós Bardia, Ramon; Rosell Ferrer, Francisco Javier; Yandiola, Iñigo (2009-06-03)
Article
Accés restringit per decisió de l'autorThe purpose of this study is to compare measurement errors in two commercially available multi-frequency bioimpedance analyzers, a Xitron 4000B and an ImpediMed SFB7, including electrode impedance mismatch. The comparison ... -
Minimally invasive lung tissue differentiation using electrical impedance spectroscopy: a comparison of the 3- and 4-electrode methods
Company Se, Georgina; Nescolarde Selva, Lexa Digna; Pajares Ruiz, Virginia; Torrego Fernández, Alfons; Riu Costa, Pere Joan; Rosell Ferrer, Francisco Javier; Bragós Bardia, Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2021-12-28)
Article
Accés obertMultiple imaging techniques are used for the diagnosis of lung diseases. The choice of a technique depends on the suspected diagnosis. Computed tomography (CT) of the thorax and positron emission tomography (PET) are imaging ... -
Monitoring cell monolayers during electroporation: Electrical impedance spectroscopy measurements
García Sánchez, Tomás; Guitart, Maria; Sánchez Terrones, Benjamín; Rosell Ferrer, Francisco Javier; Gomez Foix, Anna Maria; Bragós Bardia, Ramon (2013)
Text en actes de congrés
Accés obertElectroporation or electropermeabilization is a phenomenon observed when lipid bilayers, generally cell membranes, are exposed to high electric field pulses becoming transiently permeable to molecules that under regular ... -
Multifrequency right-side, localized and segmental BIA obtained with different bioimpedance analyzers
Bogónez-Franco, Paco; Nescolarde Selva, Lexa Digna; McAdams, Eric; Rosell Ferrer, Francisco Javier (Institute of Physics (IOP), 2014-12-12)
Article
Accés restringit per política de l'editorialThe aim of this study is to compare two commercial bioimpedance analysers, BioparHom Z-Métrix and Impedimed SFB7, measuring the impedance of three different body segments. The segments measured were 'right-side' (or ...