Browsing by Author "Rosell Ferrer, Francisco Javier"
Now showing items 1-20 of 64
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A magnetic induction measurement system for adult vital sign monitoring: evaluation of capacitive and inductive effects
(IOPScience, 2013)
Conference report
Open AccessMagnetic induction (MI) measurement technique could provide an unobtrusive contactless method for continuous monitoring of vital signs such as breathing and cardiac activity in bed. In this paper, we present a magnetic ... -
A new spiral microelectrode assembly for electroporation and impedance measurements of adherent cell monolayers
(2014-08-01)
Article
Restricted access - publisher's policyIn this study, a new microelectrode assembly based on spiral geometry applicable to in situ electroporation of adherent cell monolayers on standard multiwell plates is presented. Furthermore, the structure is specially ... -
A wireless sensor network design for the Help4Mood european project
(VDE Conference Publications, 2012)
Conference report
Restricted access - publisher's policyHelp4Mood 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 ... -
A wireless under-mattress sensor system for sleep monitoring in people with major depression
(2012)
Conference report
Restricted access - publisher's policyMonitoring people during sleep time is of particular interest to patients with sleep disorders and elderly people or infants. We have developed a battery powered electronic system to monitor people in the bed, store the ... -
An improved buffer for bioelectric signals
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1989-04-01)
Article
Open AccessWe propose an AC-coupled amplifier that offers a high in-put impedance, thus making it suitable for bioelectric signal amplifi- cation. We also present the necessary formulas for calculating its input impedance and transfer ... -
Applications of longitudinal and transversal bioimpedance measurements in peritoneal dialysis at 50 kHz
(2010)
Conference report
Restricted access - publisher's policyMore relevant information of the fluid changes in peritoneal dialysis (PD) might be obtained with segmental bioimpedance measurements rather than whole-body measurement, who hidden information of body composition. ... -
Assessment and follow-up of muscle injuries in athletes by bioimpedance: Preliminary results
(IEEE, 2011)
Book
Restricted access - publisher's policyMono-frequency (50 kHz) whole-body and segmental bioimpedance is measured before sport training in 14 high performance athletes. The athletes are classified in two groups according to the team sport: ... -
Automatic system for electroporation of adherent cells growing in standard multi-well plates
(IEEE, 2012)
Conference report
Open AccessIn this study an automatic system is presented to perform electroporation, also known as electropermeabilization, on adherent cells. It is an intention of this system to apply electric field pulses directly to cells growing ... -
ÀLGEBRA (Examen 2n quadrimestre, 2n parcial)
(Universitat Politècnica de Catalunya, 2012-06-15)
Exam
Restricted access to the UPC academic community -
Biological tissue characterization by magnetic induction spectroscopy (MIS): requirements and limitations
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2003-07-31)
Article
Open AccessMagnetic induction spectroscopy (MIS) aims at the contactless measurement of the passive electrical properties (PEP) σ, ε, and μ of biological tissues via magnetic fields at multiple frequencies. Whereas previous publications ... -
Biomedical point-of-care microanalyzer for potentiometric determination of ammonium ion in plasma and whole blood
(Elsevier, 2022-05-01)
Article
Open AccessSome inborn errors of metabolism and other diseases can result in increasing blood ammonium (hyperammonemia episodes), which can cause serious neurological complications in patients or even death. Early diagnosis, follow ... -
Cardiac tissue engineering by electrical stimulation with subcutaneous and cardiac adipose-tissue derived progenitor cells (ATDPCs)
(Fundació 'La Caixa', 2011)
Other
Restricted access - publisher's policyA major challenge of cardiac tissue engineering is directing cells to establish the physiological structure and function of the myocardium being replaced. In native heart, pacing cells generate electrical stimuli that ... -
Comment on: "Is bioelectrical impedance vector analysis of value in the elderly with malnutrition and impaired functionality"
(2009-02)
Article
Restricted access - publisher's policy -
Design and implementation of a microelectrode assembly for use on noncontact in situ electroporation of adherent cells
(2012-10)
Article
Restricted access - publisher's policyIn situ electroporation of adherent cells provides significant advantages with respect to electroporation systems for suspension cells, such as causing minimal stress to cultured cells and simplifying and saving several ... -
Detection of muscle gap by L-BIA in muscle injuries: clinical prognosis
(Institute of Physics (IOP), 2017-07-01)
Article
Open AccessSport-related muscle injury classifications are based basically on imaging criteria such as ultrasound (US) and magnetic resonance imaging (MRI) without consensus because of a lack of clinical prognostics for return-to-play ... -
Differentiation using minimally-invasive bioimpedance measurements of healthy and pathological lung tissue through bronchoscopy
(Frontiers Media SA, 2023-04-11)
Article
Open AccessPurpose: To use minimally-invasive transcatheter electrical impedance spectroscopy measurements for tissue differentiation among healthy lung tissue and pathologic lung tissue from patients with different respiratory ... -
Early detection of acute transmural myocardial ischemia by the phasic systolic-diastolic changes of local tissue electrical impedance
(2016-02-01)
Article
Open AccessMyocardial 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
(Institute of Electrical and Electronics Engineers (IEEE), 2022)
Article
Open Accesshis 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
(Institute of Physics (IOP), 2014-12-11)
Article
Restricted access - publisher's policyMuscle 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
(2015-11)
Article
Open AccessA 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 ...
