• Anomalous Diffusion of Extracellular Vesicles in an Extracellular Matrix for Molecular Communication 

      Rudsari, Hamid Khoshfekr; Zoofaghari, Mohammad; Damrath, Martin; Veletic, Mladen; Bergsland, Jacob; Balasingham, Ilangko (Peer reviewed; Journal article, 2023)
    • Automatic colon polyp detection using region based deep CNN and post learning approaches 

      Shin, Younghak; Qadir, Hemin Ali Qadir; Aabakken, Lars; Bergsland, Jacob; Balasingham, Ilangko (Journal article; Peer reviewed, 2018)
      Automatic image detection of colonic polyps is still an unsolved problem due to the large variation of polyps in terms of shape, texture, size, and color, and the existence of various polyp-like mimics during colonoscopy. ...
    • Conductive Backscatter Communication for Dual-Chamber Leadless Pacemakers 

      Noormohammadi, Reza; Khaleghi, Ali; Bergsland, Jacob; Balasingham, Ilangko (Peer reviewed; Journal article, 2022)
      Dual-chamber and multichamber leadless pacemakers (PMs) are emerging solutions for reducing the limitations of conventional wire-based PMs. One of the main challenges in migrating to leadless PMs is having reliable and ...
    • Contactless blood perfusion assessment of the free flap in breast reconstruction surgery 

      Secerbegovic, Alma; Mesic, Haris; Bergsland, Jacob; Balasingham, Ilangko (Journal article; Peer reviewed, 2019)
      Remote photoplethysmography proved useful as anon-contact method for estimating physiological data from dif-ferent parts of the body. Recent studies have mainly focused onthe face region for extraction of ...
    • Development and in vivo performance evaluation of 10-60-MHz band impulse-radio-based transceiver for deep implantation having 10 Mbps 

      Wang, Jianqing; Nomura, Kohei; Narita, Hiroki; Ito, Fuminori; Anzai, Daisuke; Bergsland, Jacob; Balasingham, Ilangko (Journal article; Peer reviewed, 2018)
      In view of the requirements for high-speed highly reliable wireless implant communication, we have developed an implant transceiver working at a 10-60-MHz band. The developed transceiver is based on an impulse radio ...
    • The End-to-End Molecular Communication Model of Extracellular Vesicle-based Drug Delivery 

      Rudsari, Hamid Khoshfekr; Zoofaghari, Mohammad; Veletic, Mladen; Bergsland, Jacob; Balasingham, Ilangko (Peer reviewed; Journal article, 2022)
      A closer look at nature has recently brought more interest in exploring and utilizing intra-body communication networks composed of cells as intrinsic, perfectly biocompatible infrastructures to deliver therapeutics. ...
    • Energy-efficiency of Cardiomyocyte Stimulation with Rectangular Pulses 

      Laasmaa, Martin; Lu, Pengfei; Veletic, Mladen; Louch, William Edward; Bergsland, Jacob; Balasingham, Ilangko; Vendelin, Marko (Journal article; Peer reviewed, 2019)
      In cardiac pacemaker design, energy expenditure is an important issue. This work aims to explore whether varying stimulation pulse configuration is a viable optimization strategy for reducing energy consumption by the ...
    • Evaluation of data telemetry for future leadless cardiac pacemaker 

      Bose, Pritam; Khaleghi, Ali; Mahmood, Salman; Albatat, Mohammad; Bergsland, Jacob; Balasingham, Ilangko (Journal article; Peer reviewed, 2019)
      Multi-node leadless pacemaker system overcomes the main limitations related to lead complications of the conventional cardiac pacemaker and will thus replace them in the near future. The multiple nodes of the technology ...
    • Implants with Sensing Capabilities 

      Veletic, Mladen; Apu, Eshanul Hoque; Simic, Mitar; Bergsland, Jacob; Balasingham, Ilangko; Contag, Christopher H.; Ashammakhi, Nureddin (Peer reviewed; Journal article, 2022)
      Because of the aging human population and increased numbers of surgical procedures being performed, there is a growing number of biomedical devices being implanted each year. Although the benefits of implants are significant, ...
    • Improving Automatic Polyp Detection Using CNN by Exploiting Temporal Dependency in Colonoscopy Video 

      Qadir, Hemin Ali; Balasingham, Ilangko; Sølhusvik, Johannes; Bergsland, Jacob; Aabakken, Lars; Shin, Younghak (Peer reviewed; Journal article, 2019)
      Automatic polyp detection has been shown to be difficult due to various polyp-like structures in the colon and high interclass variations in polyp size, color, shape, and texture. An efficient method should not only have ...
    • In Silico Model for Tumor Diagnosis based on Bloodstream Penetrating Extracellular Vesicles 

      Zoofaghari, Mohammad; Damrath, Martin; Veletic, Mladen; Sagini, Krizia; Bergsland, Jacob; Llorente Martinez, Alicia; Balasingham, Ilangko Sellappah (Chapter, 2023)
      During the last decade, extracellular vesicles (EVs) have emerged in the scientific community because of their potential as natural drug nanocarriers and biomarkers in disease diagnosis, especially for cancer. While a few ...
    • In-Body to On-Body Ultra WidebandPropagation Model Derived from Measurementsin Living Animals 

      Floor, Pål Anders; Chavez-Santiago, Raul; Brovoll, Sverre; Aardal, Øyvind; Bergsland, Jacob; Grymyr, Ole-Johannes; Halvorsen, Per Steinar; Palomar, Rafael; Plettemeier, Dirk; Hamran, Svein-Erik; Ramstad, Tor Audun; Balasingham, Ilangko (Journal article; Peer reviewed, 2015)
      Ultra wideband (UWB) radio technology for wireless implants has gained significant attention. UWB enables the fabrication of faster and smaller transceivers with ultra low power consumption, which may be integrated into ...
    • Molecular Communication Aspects of Potassium Intracellular Signaling in Cardiomyocytes 

      Lu, Pengfei; Veletic, Mladen; Bergsland, Jacob; Balasingham, Ilangko (Peer reviewed; Journal article, 2020)
      Cardiovascular diseases continue to be a leading cause of morbidity and mortality worldwide. Cardiomyocytes, as the elementary heart components, play a crucial role in maintaining a healthy heart by coordinating contractions ...
    • Multi-nodal nano-actuator pacemaker for energy-efficient stimulation of cardiomyocytes 

      Lu, Pengfei; Veletic, Mladen; Laasmaa, Martin; Vendelin, Marko; Louch, William Edward; Halvorsen, Per Steinar; Bergsland, Jacob; Balasingham, Ilangko (Journal article; Peer reviewed, 2019)
      There is continuous interest in maximizing the longevity of implantable pacemakers, which are effective in remedying and managing patients with arrhythmic heart disease. This paper accordingly first proposes miniature ...
    • Multimodal deep learning for personalized renal cell carcinoma prognosis: Integrating CT imaging and clinical data 

      Mahootiha, Maryamalsadat; Qadir, Hemin Ali; Bergsland, Jacob; Balasingham, Ilangko (Peer reviewed; Journal article, 2023)
      Background and Objective: Renal cell carcinoma represents a significant global health challenge with a low survival rate. The aim of this research was to devise a comprehensive deep-learning model capable of predicting ...
    • Patient specific strategies to enhance leadless pacemaker lifetime in synchronized dual chamber system 

      Palaksha, Deepak; Kansanen, Kimmo; Filippo, Ziglio; Bergsland, Jacob; Balasingham, Ilangko; Feuerstein, Delphine (Peer reviewed; Journal article, 2020)
      Dual chamber leadless pacemakers are multi-unit, battery-driven implants utilized for treating patients with bradyarrhythmias and sino-atrial dysfunctions. Establishing synchronization between the units provides coordination ...
    • Polyp detection and segmentation using Mask R-CNN: Does a deeper feature extractor CNN always perform better? 

      Qadir, Hemin Ali Qadir; Shin, Younghak; Solhusvik, Johannes; Bergsland, Jacob; Aabakken, Lars; Balasingham, Ilangko (Journal article; Peer reviewed, 2019)
      Automatic polyp detection and segmentation are highly desirable for colon screening due to polyp miss rate by physicians during colonoscopy, which is about 25%. However, this computerization is still an unsolved problem ...
    • Regional Left Ventricular Fiber Stress Analysis for Cardiac Resynchronization Therapy Response 

      al Batat, Mohammad; Finsberg, Henrik Nicolay; Arevalo, Hermenegild; Sundnes, Joakim; Bergsland, Jacob; Balasingham, Ilangko; Odland, Hans Henrik (Peer reviewed; Journal article, 2022)
      Cardiac resynchronization therapy (CRT) is an effective treatment for a subgroup of heart failure (HF) patients, but more than 30% of those selected do not improve after CRT implantation. Imperfect pre-procedural criteria ...
    • Robot-assisted magnetic capsule endoscopy; navigating colorectal inclinations 

      Mahmood, Salman; Schostek, Sebastian; Schurr, Marc O.; Bergsland, Jacob; Balasingham, Ilangko; Fosse, Erik (Peer reviewed; Journal article, 2022)
      Purpose: To investigate the interaction of a robot assisted magnetically driven wireless capsule endoscope (WCE) with colonic tissue, as it traverses the colorectal bends in the dorsal and ventral directions, relying only ...
    • Targeted drug delivery for cardiovascular disease: Modeling of modulated extracellular vesicle release rates 

      Rudsari, Hamid Khoshfekr; Veletic, Mladen; Bergsland, Jacob; Balasingham, Ilangko (Journal article, 2021)
      Invasive and medical therapy has led to major improvements in cardiovascular disease management, but important challenges remain open. The discovery of a nano-sized system of extracellular vesicles (EVs) is opening new ...