• A Multi-Modal Approach for Hand Motion Classification Using Surface EMG and Accelerometers 

      Fougner, Anders Lyngvi; Scheme, Erik; Chan, Adrian D. C.; Englehart, Kevin; Stavdahl, Øyvind (IEEE Engineering in Medicine and Biology Society. Conference Proceedings;6091054, Conference object; Journal article; Peer reviewed, 2011)
      For decades, electromyography (EMG) has been used for diagnostics, upper-limb prosthesis control, and recently even for more general human-machine interfaces. Current commercial upper limb prostheses usually have only two ...
    • A Review of the Current Challenges Associated with the Development of an Artificial Pancreas by a Double Subcutaneous Approach 

      Christiansen, Sverre; Fougner, Anders Lyngvi; Stavdahl, Øyvind; Kölle, Konstanze; Ellingsen, Reinold; Carlsen, Sven Magnus (Journal article; Peer reviewed, 2017)
      Introduction Patients with diabetes type 1 (DM1) struggle daily to achieve good glucose control. The last decade has seen a rush of research groups working towards an artificial pancreas (AP) through the application of a ...
    • Analysis of repetitive electrograms 

      Røste, Nora Lyngstad (Master thesis, 2020)
      Denne masteroppgaven omhandler en ny måte å analysere EKG signaler på. Ulike måter å parameterisere en EKG syklus ble evaluert, og en wavelet-inspirert metode utviklet. Oppgaven beskriver de ulike parameteriseringene for ...
    • Comparison of Various Insulin Pumps with Respect to Accuracy of the Insulin Delivery 

      Wolff, Miriam Kopperstad (Master thesis, 2021)
      Insulinpumper er ofte brukt som en del av behandlingen for pasienter med Diabetes Mellitus type 1. Eksisterende forskning viser at jo lavere insulindoser, jo lavere er nøyaktigheten av insulinleveransen. Dette kan være ...
    • Control of Upper Limb Prostheses: Terminology and Proportional Myoelectric Control-A Review 

      Fougner, Anders Lyngvi; Stavdahl, Øyvind; Kyberd, Peter Joseph; Losier, Yves G.; Parker, Philip A. (Journal article; Peer reviewed, 2012)
      The recent introduction of novel multifunction hands as well as new control paradigms increase the demand for advanced prosthetic control systems. In this context, an unambiguous terminology and a good understanding of the ...
    • Control System for Hy5 Hydraulic Hand Prosthesis 

      Ariansen, Elsa Louise (Master thesis, 2019)
      En protesebruker mister muligheten til å analysere sine omgivelser gjennom berøringssansen. Det å plukke opp gjenstander og utføre småmotoriske bevegelser, som vanligvis kan gjennomføres uanstrengt og ubevisst kan kreve ...
    • Data Driven Filtering of Bowel Sounds Using Multivariate Empirical Mode Decomposition 

      Kölle, Konstanze; Aftab, Muhammad Faisal; Andersson, Leif Erik; Fougner, Anders Lyngvi; Stavdahl, Øyvind (Journal article; Peer reviewed, 2019)
      Background The analysis of abdominal sounds can help to diagnose gastro-intestinal diseases. Sounds originating from the stomach and the intestine, the so-called bowel sounds, occur in various forms. They are described ...
    • Design of Wireless System forClosed-loop Glucose Control 

      Rosland, Sigurd Heide (Master thesis, 2021)
      I dette prosjektet ble det designet et trådløst, bihormonelt, kunstig bukspyttkjertel-system, for bruk i dyreforsøk og forskning på lukket sløyfe-regulering av blodsukker. Bedre algoritmer for regulering av blodsukker kan ...
    • Detection of Bowel Sounds 

      Kvello, Kaja (Master thesis, 2018)
      This thesis describes the development and implementation of a bowel sound detection algorithm, which ultimately might be used as part of a meal detection system in an artificial pancreas. An artificial pancreas is an ...
    • Differences Between Flash Glucose Monitor and Fingerprick Measurements 

      Staal, Odd Martin; Hansen, Heidi Marie Umbach; Christiansen, Sverre; Fougner, Anders Lyngvi; Carlsen, Sven Magnus; Stavdahl, Øyvind (Journal article; Peer reviewed, 2018)
      Freestyle Libre (FL) is a factory calibrated Flash Glucose Monitor (FGM). We investigated Mean Absolute Relative Difference (MARD) between Self Monitoring of Blood Glucose (SMBG) and FL measurements in the first day of ...
    • Early Meal Detection Based on Abdominal Sound 

      Søiland, Elise (Master thesis, 2019)
      Denne oppgaven beskriver utvikling og implementasjon av en algoritme for måltidsdeteksjon basert på lyd fra magen. Målet er at en slik algoritme skal være en del av en automatisk insulinpumpe, også kalt en kunstig ...
    • Effect of sensor location on continuous intraperitoneal glucose sensing in an animal model 

      Åm, Marte Kierulf; Kölle, Konstanze; Fougner, Anders Lyngvi; Dirnena-Fusini, Ilze; Bösch, Patrick Christian; Ellingsen, Reinold; Hjelme, Dag Roar; Stavdahl, Øyvind; Carlsen, Sven Magnus; Christiansen, Sverre (Journal article; Peer reviewed, 2018)
      In diabetes research, the development of the artificial pancreas has been a major topic since continuous glucose monitoring became available in the early 2000’s. A prerequisite for an artificial pancreas is fast and reliable ...
    • Enhancing the robustness of meal onset detection by sensor fusion 

      Holten, Andrea (Master thesis, 2020)
      Informasjon om et begynnende måltid kan være av stor nytte for en kunstig bukspyttkjertel. Med denne informasjonen kan den forutse en økning i blodsukkernivå hos en diabetiker, og forhindre hyperglykemi ved å tilføre insulin ...
    • Examining the Adverse Effects of Limb Position on PatternRecognition Based Myoelectric Control 

      Scheme, Erik; Fougner, Anders Lyngvi; Stavdahl, Øyvind; Chan, Adrian D. C.; Englehart, Kevin (;5627638, Conference object; Journal article; Peer reviewed, 2010)
      Pattern recognition of myoelectric signals for the control of prosthetic devices has been widely reported and debated. A large portion of the literature focuses on offline classification accuracy of pre-recorded signals. ...
    • Fault detection in glucose control: Is it time to move beyond CGM data? 

      Kölle, Konstanze; Fougner, Anders Lyngvi; Unstad, Karl Arthur Frelsøy; Stavdahl, Øyvind (Journal article; Peer reviewed, 2018)
      People with diabetes mellitus type 1 could benefit from fully automated systems for glucose control. However, faults in any component of the system can severely compromise the safety of the user. An increasing degree of ...
    • Feasibility of early meal detection based on abdominal sound. 

      Kölle, Konstanze; Fougner, Anders Lyngvi; Ellingsen, Reinold; Carlsen, Sven Magnus; Stavdahl, Øyvind (Journal article; Peer reviewed, 2019)
      Background In classical approaches for an artificial pancreas, continuous glucose monitoring (CGM) is the only measured variable used for insulin dosing and additional control functions. The CGM values are subject to time ...
    • Glucose-insulin metabolism model reduction and parameter selection using sensitivity analysis 

      Staal, Odd Martin; Fougner, Anders Lyngvi; Sælid, Steinar; Stavdahl, Øyvind (Journal article; Peer reviewed, 2019)
      Glucose-insulin metabolism models are useful tools for research on diabetes, in development of diabetes-related medical devices like artificial pancreas systems, insulin pumps and continuous glucose monitors, and may also ...
    • Impact of sensing and infusion site dependent dynamics on insulin bolus based meal compensation 

      Kölle, Konstanze; Fougner, Anders Lyngvi; Stavdahl, Øyvind (Journal article; Peer reviewed, 2017)
      Meals are most challenging in the regulation of blood glucose levels (BGL) in diabetes mellitus type 1, whether it is automated, semi-automated or manually controlled. The common subcutaneous (SC) route for glucose sensing ...
    • Intraperitoneal and subcutaneous glucagon delivery in anaesthetized pigs: effects on circulating glucagon and glucose levels 

      Åm, Marte Kierulf; Dirnena-Fusini, Ilze; Fougner, Anders Lyngvi; Carlsen, Sven Magnus; Christiansen, Sverre (Journal article; Peer reviewed, 2020)
      Glucagon is a pancreatic hormone and increases the blood glucose levels. It may be incorporated in a dual hormone artificial pancreas, a device to automatically and continuously control blood glucose levels of individuals ...
    • The intraperitoneal artificial pancreas: glucose sensing and glucagon delivery 

      Åm, Marte Kierulf (Doctoral theses at NTNU;2020:267, Doctoral thesis, 2020)
      Norsk sammendrag Diabetes er en gruppe sykdommer som globalt rammer millioner av mennesker. Denne avhandlingen fokuserer på diabetes mellitus type 1 som kjennetegnes av ingen, eller veldig liten, produksjon av insulin. ...