Ara es mostren els items 1-10 de 10

  • An improved dynamic model for the respiratory response to exercise 

    Serna Higuita, Leidy Yanet; Mañanas Villanueva, Miguel Ángel; Hernández Valdivieso, Alher Mauricio; Rabinovich, Roberto A. (2018-02-07)
    Article
    Accés obert
    Respiratory system modeling has been extensively studied in steady-state conditions to simulate sleep disorders, to predict its behavior under ventilatory diseases or stimuli and to simulate its interaction with mechanical ...
  • 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)
    Article
    Accés obert
    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. ...
  • A synchronization system for the analysis of biomedical signals recorded with different devices from mechanically ventilated patients 

    Camacho, Alejandro; Hernández Valdivieso, Alher Mauricio; Londoño, Zulma; Serna Higuita, Leidy Yanet; Mañanas Villanueva, Miguel Ángel (Institute of Electrical and Electronics Engineers (IEEE), 2012)
    Comunicació de congrés
    Accés restringit per política de l'editorial
    Conducting research associated with mechanically ventilated patients often requires the recording of several biomedical signals to dispose of multiple sources of information to perform a robust analysis. This is especially ...
  • Laboratorio virtual para prácticas de control por computador 

    Vallvé Navarro, Joan; Costa Castelló, Ramon; Hernández Valdivieso, Alher Mauricio (Comité Español de Automática / Universidad de Huelva, 2007-09)
    Text en actes de congrés
    Accés obert
    Aquest treball descriu un laboratori virtual desenvolupat per a donar suport a les pràctiques de Control per Computador de l'ETSEIB (Escola Tècnica Superior d'Enginyers Industrials de Barcelona). El laboratori està totalment ...
  • Novel Modeling of Work of Breathing for Its Optimization During Increased Respiratory Efforts 

    Serna Higuita, Leidy Yanet; Mañanas Villanueva, Miguel Ángel; Hernández Valdivieso, Alher Mauricio; Marín Sánchez, Jesús; Benito Vales, Salvador (2016-09-01)
    Article
    Accés obert
    The respiratory control system is one of the most complex physiological systems, whose controller has been extensively modeled based on the criterion of minimizing work of breathing (WOB). However, cost functions and their ...
  • Optimization techniques in respiratory control system models 

    Serna Higuita, Leidy Yanet; Mañanas Villanueva, Miguel Ángel; Marín Sánchez, Jesús; Hernández Valdivieso, Alher Mauricio; Benito, S. (2016-11-01)
    Article
    Accés obert
    One of the most complex physiological systems whose modeling is still an open study is the respiratory control system where different models have been proposed based on the criterion of minimizing the work of breathing ...
  • Potential clinical application of surface electromyography as indicator of neuromuscular recovery during weaning tests after organophosphate poisoning 

    Salazar Sánchez, Maria Bernarda; Hernández Valdivieso, Alher Mauricio; Mañanas Villanueva, Miguel Ángel; Zuluaga Salazar, Andrés Felipe (2017-06)
    Article
    Accés obert
    This study aimed to explore the usefulness of measuring respiratory muscle activity in mechanically ventilated patients suffering from acute organophosphate poisoning, with a view towards providing complementary information ...
  • Precuneus failures in subjects of the PSEN1 E280A family at risk of developing Alzheimer's disease detected using quantitative electroencephalography 

    Ochoa Gómez, John Fredy; Alonso López, Joan Francesc; Duque, Jon; Tobón, Carlos; Baena, A.; Lopera, Francisco; Mañanas Villanueva, Miguel Ángel; Hernández Valdivieso, Alher Mauricio (2017-07-01)
    Article
    Accés obert
    Presenilin-1 (PSEN1) mutations are the most common cause of familial early onset Alzheimer's disease (AD). The PSEN1 E280A (E280A) mutation has an autosomal dominant inheritance and is involved in the production of amyloid-ß. ...
  • Successful object encoding induces increased directed connectivity in presymptomatic early-onset Alzheimer's disease 

    Ochoa Gómez, John Fredy; Alonso López, Joan Francesc; Duque, Jon; Tobón, Carlos; Mañanas Villanueva, Miguel Ángel; Lopera, Francisco; Hernández Valdivieso, Alher Mauricio (2017-01-01)
    Article
    Accés obert
    Background: Recent studies report increases in neural activity in brain regions critical to episodic memory at preclinical stages of Alzheimer’s disease (AD). Although electroencephalography (EEG) is widely used in AD ...
  • Virtual laboratory for simulation and learning of cardiovascular system function in BME studies 

    Hernández Valdivieso, Alher Mauricio; Salazar Sánchez, Maria Bernarda; Urrego Higuita, David Alexander; Costa Castelló, Ramon; Mañanas Villanueva, Miguel Ángel (2011-09)
    Article
    Accés obert
    The application of engineering system analysis is a very important field in biomedical engineering (BME) studies: modeling, simulation and control of the most important physiological systems. A virtual laboratory for ...