Browsing by Subject "Biosensors"

Now showing items 1-20 of 137

    • 3D printed electrochemical pressure sensor for biomedical applications 

      Sanz Farnós, Júlia (Universitat Politècnica de Catalunya, 2023-07-10)
      Bachelor thesis
      Restricted access - confidentiality agreement
      In this work, we report a one-step fabrication and high sensitive pressure sensor to measure the contraction of an artificial muscle/bioactuator. The physical signal was quantified through the variation of the voltage as ...

    • A minimally invasive microsensor specially designed for simultaneous dissolved oxygen and pH biofilm profiling 

      Guimerà Villalba, Xavier; Moya Lara, Ana; Dorado Castaño, Antonio David; Illa, Xavi; Villa, Rosa; Gabriel Buguña, David; Gamisans Noguera, Javier; Gabriel Buguña, Gemma (Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-01)
      Article
      Open Access
      A novel sensing device for simultaneous dissolved oxygen (DO) and pH monitoring specially designed for biofilm profiling is presented in this work. This device enabled the recording of instantaneous DO and pH dynamic ...

    • A plasmonic accuracy biosensor using a single laser diode 

      Bañares Palacios, Paula (Universitat Politècnica de Catalunya, 2016-09-07)
      Master thesis
      Open Access
      A theoretical model was implemented to obtain the total specular reflection of a variable external multicavity for out of normal incidence and different polarisations. The model was theoretically and experimentally validated ...

    • A simple low-cost electrocardiogram synchronizer 

      Amorós García de Valdecasas, Susana; Galvez Monton, Carolina; Rodríguez Leor, Oriol; O'Callaghan Castellà, Juan Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-01)
      Article
      Open Access
      Electrocardiogram (ECG) synchronization is useful to avoid the effects of cardiac motion in medical measurements, and is widely used in standard medical imaging. A number of medical equipment include embedded commercial ...

    • A smart textile system to detect urine leakage 

      Martínez Estrada, Marc; Gil Galí, Ignacio; Fernández García, Raúl (2021-05-17)
      Article
      Open Access
      In this paper a wearable system with a sensor embroidered on a textile substrate to detect urine leaks is presented. The system consists of a moisture textile capacitive sensor together with the signal conditioning and its ...

    • A software tool for large-scale synthetic experiments based on polymeric sensor arrays 

      Ziyatdinov, Andrey; Fernandez Diaz, Eduard; Chaudry, A.; Marco Colás, Santiago; Persaud, K.; Perera Lluna, Alexandre (2013-02-01)
      Article
      Restricted access - publisher's policy

    • A theoretical and simulation study for the measurement of muscle anisotropic permittivity using electrical impedance myography 

      Guasch Morgades, Maria (Universitat Politècnica de Catalunya, 2018-06)
      Bachelor thesis
      Open Access
      Covenantee:   Beth Israel Deaconess Medical Center
      Electrical impedance myography (EIM) is a collection of techniques that measure the electrical impedance of muscles using a weak, high frequency electrical current. They have emerged in the past years as a convenient, ...

    • Alarma coronaria 

      Barceló Garcia, Miquel (2006-01)
      Article
      Open Access

    • Analysis of correlation between an accelerometer-Based algorithm for Detecting Parkinsonian gait and UPDRS subscales 

      Rodríguez Molinero, Alejandro; Samà Monsonís, Albert; Pérez López, Carlos; Rodríguez Martín, Daniel Manuel; Alcaine, Sheila; Mestre, Berta; Quispe, Paola; Giuliani, Benedetta; Vainstein, Gabriel; Browne, Patrick; Sweeney, Dean; Moreno Aróstegui, Juan Manuel; Bayés, Àngels; Lewy, Hadas; Costa, Alberto; Annicchiarico, Roberta; Counihan, Timothy; ÓLaighin, Gearóid; Cabestany Moncusí, Joan (2017-09-01)
      Article
      Open Access
      Background: Our group earlier developed a small monitoring device, which uses accelerometer measurements to accurately detect motor fluctuations in patients with Parkinson’s (On and Off state) based on an algorithm that ...

    • Analysis of the respiratory movement and its effects on the vertebrae using depth camera technology 

      Fuentes Gómez, Irene (Universitat Politècnica de Catalunya, 2022-07-04)
      Bachelor thesis
      Open Access
      Covenantee:   IMT Atlantique
      Nowadays, computer-assisted surgery is becoming more and more common. In the case of spinal surgery, there are techniques to facilitate navigation in operations such as inserting markers in the vertebrae, which adds a ...

    • Análisis e implementación de sensores basados en métodos ópticos para la adquisición de constantes vitales 

      Caler González, Daniel (Universitat Politècnica de Catalunya, 2022-07-01)
      Bachelor thesis
      Restricted access - confidentiality agreement
      La adquisición de constantes vitales de un individuo es de interés, ya que de forma no invasiva dan información relativa sobre su estado de salud. En consecuencia, existe una gran variedad de sensores comerciales que ...

    • Antimicrobial peptides: Powerful biorecognition elements to detect bacteria in biosensing technologies 

      Hoyos Nogués, Mireia; Gil Mur, Francisco Javier; Mas Moruno, Carlos (2018-01-01)
      Article
      Open Access
      Bacterial infections represent a serious threat in modern medicine. In particular, biofilm treatment in clinical settings is challenging, as biofilms are very resistant to conventional antibiotic therapy and may spread ...

    • Aplicación de hidrogeles conductores híbridos a base de alginato como biosensores y su modificación mediante reticulación por glioxalización 

      Saez Grávalos, Isabel (Universitat Politècnica de Catalunya, 2023-09-15)
      Bachelor thesis
      Open Access
      La transició de l'electrònica convencional a l'electrònica flexible permet crear sensors adaptables a la pell. En aquest estudi, el primer desafiament consisteix a desenvolupar un hidrogel que funcioni com a biosensor per ...

    • Aplicatiu per a l’etiquetació de senyals inercials en malalts de Parkinson 

      Fort Vela, Ricart (Universitat Politècnica de Catalunya, 2012)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Technical Research Centre for Dependency Care and Autonomous Living (CETpD)
      La malaltia de Parkinson(MP) és un trastorn degeneratiu del sistema nerviós central. Va ser descrita per primera vegada el 1817 per James Parkinson, un metge britànic que va publicar un article anomenant-la “la par{lisi ...

    • Application for control, visualization and analysis of Fast-EIS measurements for medical applications 

      Mencion Seguranyes, Josep (Universitat Politècnica de Catalunya, 2024-07-09)
      Bachelor thesis
      Open Access
      This project involves developing an application to control a Fast Electrical Impedance Spectroscopy system, optimizing the high-speed capture, processing, and real-time visualization of impedance data from cardiac and ...

    • Arduino controlled valvometry equipment for laboratory monitoring 

      Gil Coto, Miguel; Recondo-Caride, Waldo; Silva Caride, Elsa; Velo Lanchas, Antón; Comeau, Luc A.; Filgueira, Ramón; Fernández Babarro, José Manuel (SARTI, 2021)
      Article
      Open Access
      High-Frequency Non-Invasive (HFNI) instruments are currently used in bivalve mollusks in order to use them as bioindicators of the local conditions of the environment. Under the STRAUSS project an Arduino controlled equipment ...

    • Arduino controlled valvometry equipment for mussel raft monitoring 

      Gil Coto, Miguel; Redondo Caride, Waldo; Silva Caride, Elsa; Velo Lanchas, Antón; Comeau, Luc A.; Filgueira, Ramón; Fernández Babarro, José Manuel (SARTI, 2023)
      Article
      Open Access
      High-Frequency Non-Invasive (HFNI) instruments are currently used in bivalve mollusks in order to use them as bio-indicators of the local conditions of the environment. Under the STRAUSS project an Arduino controlled ...

    • Assessing motor fluctuations in Parkinson’s disease patients based on a single inertial sensor 

      Pérez López, Carlos; Samà Monsonís, Albert; Rodríguez Martín, Daniel Manuel; Català Mallofré, Andreu; Cabestany Moncusí, Joan; Moreno Aróstegui, Juan Manuel; De Mingo Fernandez, Eva; Rodríguez Molinero, Alejandro (2016-12-15)
      Article
      Open Access
      Altered movement control is typically the first noticeable symptom manifested by Parkinson’s disease (PD) patients. Once under treatment, the effect of the medication is very patent and patients often recover correct ...

    • Assessment of energy expended in physical activity by a smartphone-based system 

      Guede Fernández, Federico; Carbones Fargas, Bernat; Capdevila Ortis, Lluís; García González, Miguel Ángel; Ramos Castro, Juan José; Fernández Chimeno, Mireya (Springer, 2014)
      Conference report
      Restricted access - publisher's policy
      The aim of this paper is to present a smartphone based system to assess daily energy expended in physical activ- ity (PA). Nowadays, sedentary li festyle is increasingly recog- nized as a serious, worldwide public ...

    • Avaluació d'un sensor 'wearable' per a la monitorització de la saturació d'oxigen en bombers 

      López Barrón, Mireia (Universitat Politècnica de Catalunya, 2023-09-12)
      Bachelor thesis
      Open Access
      Currently, during a fire, firefighters do not have real-time monitoring of their oxygen levels during an intervention, instead, they have to make a pause, calculate it¿s value when resting and if the results are adequate ...