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Ara es mostren els items 21-40 de 97

    • Assessment of weaning indexes based on diaphragm activity in mechanically ventilated subjects after cardiovascular surgery. A pilot study 

      Muñoz Ortega, Isabel Cristina; Hernández Valdivieso, Alher Mauricio; Alonso López, Joan Francesc; Mañanas Villanueva, Miguel Ángel; Atehortua López, Luis Horacio (2017-06)
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      OBJECTIVE: The aim of this pilot study was to evaluate the feasibility of surface electromyographic signal derived indexes for the prediction of weaning outcomes among mechanically ventilated subjects after cardiac surgery. ...

    • Auditory P3a and P3b neural generators in schizophrenia: An adaptive sLORETA P300 localization approach 

      Bachiller Matarranz, Alejandro; Romero Lafuente, Sergio; Molina, Vicente; Alonso López, Joan Francesc; Mañanas Villanueva, Miguel Ángel; Poza Crespo, Jesús; Hornero Sánchez, Roberto (2015-12)
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      The present study investigates the neural substrates underlying cognitive processing in schizophrenia (Sz) patients. To this end, an auditory 3-stimulus oddball paradigm was used to identify P3a and P3b components, elicited ...

    • Automated detection of epileptic ripples in MEG using beamformer-based virtual sensors 

      Migliorelli Falcone, Carolina Mercedes; Alonso López, Joan Francesc; Romero Lafuente, Sergio; Nowak, Rafal; Russi Tintoré, Antonio; Mañanas Villanueva, Miguel Ángel (2017-08-01)
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      Objective. In epilepsy, high-frequency oscillations (HFOs) are expressively linked to the seizure onset zone (SOZ). The detection of HFOs in the noninvasive signals from scalp electroencephalography (EEG) and magnetoence ...

    • Automatic BSS-based filtering of metallic interference in MEG recordings: definition and validation using simulated signals 

      Migliorelli Falcone, Carolina Mercedes; Alonso López, Joan Francesc; Romero Lafuente, Sergio; Mañanas Villanueva, Miguel Ángel; Nowak, Rafal; Russi Tintoré, Antonio (2015-05-27)
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      Objective. One of the principal drawbacks of magnetoencephalography (MEG) is its high sensitivity to metallic artifacts, which come from implanted intracranial electrodes and dental ferromagnetic prosthesis and produce a ...

    • Automatic classification between COVID-19 and Non-COVID-19 pneumonia using symptoms, comorbidities, and laboratory findings : the Khorshid COVID cohort study 

      Marateb, Hamid Reza; Nezhad, Farzad Ziaie; Mohebian, Mohammad Reza; Samí, Ramin; Javanmard, Shaghayegh Haghjooy; Dehghan Niri, Fatemeh; Akafzadeh Savari, Mahsa; Mansourian Gharakozlou, Marjan; Mañanas Villanueva, Miguel Ángel; Wolkewitz, Martin; Binder, Harald (Frontiers Media SA, 2021-11-18)
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      Coronavirus disease-2019, also known as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), was a disaster in 2020. Accurate and early diagnosis of coronavirus disease-2019 (COVID-19) is still essential for health ...

    • Cardiolab: A Virtual Laboratory for the analysis of Human Circulatory System 

      Hernandez, Alher Mauricio; Pierfranco Herrera, Gino; Mañanas Villanueva, Miguel Ángel; Costa Castelló, Ramon (2009-09-23)
      Text en actes de congrés
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      One of the career areas included in the field of Biomedical Engineering is the application of engineering system analysis: physiological modelling, simulation and control. This paper describes a Virtual Laboratory ...

    • Choosing strategies to deal with artifactual eeg data in children with cognitive impairment 

      Tost Abadías, Ana; Migliorelli Falcone, Carolina Mercedes; Bachiller Matarranz, Alejandro; Medina Rivera, Inés; Romero Lafuente, Sergio; García Cazorla, Àngels; Mañanas Villanueva, Miguel Ángel (2021-08-11)
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      Rett syndrome is a disease that involves acute cognitive impairment and, consequently, a complex and varied symptomatology. This study evaluates the EEG signals of twenty-nine patients and classify them according to the ...

    • Choosing strategies to deal with artifactual EEG data in children with cognitive impairment 

      Tost Abadías, Ana; Migliorelli Falcone, Carolina Mercedes; Bachiller Matarranz, Alejandro; Romero Lafuente, Sergio; Mañanas Villanueva, Miguel Ángel; García Cazorla, Àngels (2020)
      Comunicació de congrés
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      Rett syndrome is a disease that involves acute cognitive impairment and, consequently, a complex and varied symptomatology. This study evaluates the EEG signals of twenty-nine patients in order to implement an effective ...

    • Classification of psychiatric symptoms using deep interaction networks: the CASPIAN-IV study 

      Marateb, Hamid Reza; Tasdighi, Zahra; Mohebian, Mohammad Reza; Naghavi, Azam; Hess, Moritz; Motlagh, Mohammad Esmaeil; Heshmat, Ramin; Mansourian Gharakozlou, Marjan; Mañanas Villanueva, Miguel Ángel; Binder, Harald; Kelishadi, Roya (Nature, 2021-12-01)
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      Identifying the possible factors of psychiatric symptoms among children can reduce the risk of adverse psychosocial outcomes in adulthood. We designed a classification tool to examine the association between modifiable ...

    • Cognitive stimulation has potential for brain activation in individuals with Rett syndrome 

      Migliorelli Falcone, Carolina Mercedes; Medina Rivera, Inés; Bachiller Matarranz, Alejandro; Tost Abadías, Ana; Alonso López, Joan Francesc; López Sala, Anna; Armstrong, Judit; O'Callaghan Gordo, Ma del Mar; Pineda Marfà, Mercè; Mañanas Villanueva, Miguel Ángel; Romero Lafuente, Sergio; García Cazorla, Àngels (John Wiley & sons, 2021-11-18)
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      Background: Knowledge regarding neuropsychological training in Rett syndrome (RS) is scarce. The aim of this study was to assess the outcome and the duration of the effect of cognitive stimulation on topographic EEG data ...

    • Cognitive stimulation leads to a long-term brain activation with a spectral shift to higher frequencies in Rett syndrome patients 

      Tost Abadías, Ana; Bachiller Matarranz, Alejandro; García Cazorla, Àngels; Medina Rivera, Inés; Romero Lafuente, Sergio; Mañanas Villanueva, Miguel Ángel (Universidad de Valladolid, 2022)
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      Rett syndrome (RTT) is the second leading cause of mental disability in women and causes a serious neurodevelopmental disorder that leads to a global disability of the individual. Cognitive training has been shown to improve ...

    • Computational tool for modeling and simulation of mechanically ventilated patients 

      Serna Higuita, Leidy Yanet; Hernandez, Alher Mauricio; Mañanas Villanueva, Miguel Ángel (2010)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The mechanical ventilator se ttings in patients with respiratory diseases like chronic obstr ructive pulmonary disease (COPD) during episodes of acute r respiratory failure (ARF) is not a simple task that in most cases is ...

    • Correspondence on “Electrocardiographic findings and prognostic values in patients hospitalised with COVID-19 in the World Heart Federation Global Study” by Pinto-Filho et al 

      Marateb, Hamid Reza; Mansourian Gharakozlou, Marjan; Mañanas Villanueva, Miguel Ángel (2023-02-14)
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      The manuscript by Martins Pinto-Filho et al., a multicentre study on the prognostic value of electrocardiographic findings, was evaluated. However, certain critical issues were highlighted. First, the authors didn't verify ...

    • Cross-conditional entropy and coherence analysis of pharmaco-EEG changes induced by alprazolam 

      Alonso López, Joan Francesc; Mañanas Villanueva, Miguel Ángel; Romero Lafuente, Sergio; Rojas Martínez, Mónica; Riba Serrano, Jordi (2012-03)
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      Accés restringit per política de l'editorial
      Rationale Quantitative analysis of electroencephalographic signals (EEG) and their interpretation constitute a helpful tool in the assessment of the bioavailability of psychoactive drugs in the brain. Furthermore, ...

    • Detection of multiple innervation zones from multi-channel surface EMG recordings with low signal-to-noise ratio using graph-cut segmentation 

      Marateb, Hamid Reza; Farahi, Morteza; Rojas Martínez, Mónica Marlene; Mañanas Villanueva, Miguel Ángel; Farina, Dario (Public Library of Science (PLOS), 2016-12-15)
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      Knowledge of the location of muscle Innervation Zones (IZs) is important in many applications, e.g. for minimizing the quantity of injected botulinum toxin for the treatment of spasticity or for deciding on the type of ...

    • Drug effect on EEG connectivity assessed by linear and nonlinear couplings 

      Alonso López, Joan Francesc; Mañanas Villanueva, Miguel Ángel; Romero Lafuente, Sergio; Hoyer, Dirk; Riba Ruiz, Jordi-Roger; Barbanoj, Manel J. (2010-03)
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      Accés restringit per política de l'editorial
      Quantitative analysis of human electroencephalogram (EEG) is a valuable method for evaluating psychopharmacological agents. Although the effects of different drug classes on EEG spectra are already known, interactions ...

    • EJS-Based Laboratory for Learning the Function of the Cardiovascular System 

      Hernandez, Alher Mauricio; Mañanas Villanueva, Miguel Ángel; Costa Castelló, Ramon (2009-10-22)
      Text en actes de congrés
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      One of the career areas included in the field of Biomedical Engineering is the application of engineering system analysis: physiological modelling, simulation and control. This paper describes a Virtual Laboratory for ...

    • Electromiografía de superficie multicanal como herramienta no invasiva en la rehabilitación neuromuscular 

      Rojas Martínez, Mónica; Mañanas Villanueva, Miguel Ángel (Universidad de Valladolid, 2012)
      Comunicació de congrés
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      La señal EMG de superficie permite analizar cuantitativamente los cambios fisiológicos ocasionados por diferentes patologías ya sea sobre la Médula espinal, las Motoneuronas, la unión neuromuscular o los músculos propiamente ...

    • Epileptic seizure prediction and onset zone localization using intracranial and scalp electroencephalographic and magnetoencephalographic signals 

      Marateb, Hamid Reza; Migliorelli Falcone, Carolina Mercedes; Bachiller Matarranz, Alejandro; Azimi, Tayebe; Nezhad, Farzad Ziaie; Mansourian Gharakozlou, Marjan; Alonso López, Joan Francesc; Aparicio, Javier; San Antonio Arce, María Victoria; Romero Lafuente, Sergio; Mañanas Villanueva, Miguel Ángel (Institute of Physics (IOP), 2020-09)
      Capítol de llibre
      Accés restringit per política de l'editorial
      In this chapter, we discuss how intracranial or scalp electroencephalographic and magnetoencephalographic recordings could be used for epileptic seizure prediction and onset zone localization. The signal processing methods ...

    • Estimation of work of breathing from respiratory muscle activity in spontaneous ventilation: A pilot study 

      Muñoz Ortega, Isabel Cristina; Hernández Valdivieso, Alher Mauricio; Mañanas Villanueva, Miguel Ángel (Multidisciplinary Digital Publishing Institute, 2019-05-01)
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      Work of breathing (WOB) offers information that may be relevant to determine the patient’s status under spontaneous mechanical ventilation in Intensive Care Unit (ICU). Nowadays, the most reliable technique to measure WOB ...