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  1. Ansatte

Språkvelger

English

Håkon Olav Leira

Last ned pressefoto
Last ned pressefoto
Foto:

Håkon Olav Leira

Førsteamanuensis
Fakultet for medisin og helsevitenskap

hakon.o.leira@ntnu.no
AHL-senteret, Øya
Om Publikasjoner Formidling

Om

Lege ved Lungemedisinsk avdeling. Seksjonsoverlege lungekreftseksjonen.

Forsker ved ISB.

Klinisk leder av gruppen LUNA, med forskere fra St. Olavs hospital, NTNU og SINTEF, som utvikler medisinsk tekniske løsninger for diagnostikk av lungekreft. 

 

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2025

  • Ervik, Øyvind; Rødde, Mia; Hofstad, Erlend Fagertun; Tveten, Ingrid; Langø, Thomas; Leira, Håkon Olav. (2025) A New Deep Learning-Based Method for Automated Identification of Thoracic Lymph Node Stations in Endobronchial Ultrasound (EBUS): A Proof-of-Concept Study. Journal of Imaging
    Vitenskapelig artikkel

2024

  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Sorger, Hanne; Amundsen, Tore; Langø, Thomas. (2024) Navigated ultrasound bronchoscopy with integrated positron emission tomography—A human feasibility study. PLOS ONE
    Vitenskapelig artikkel
  • Hansen, Rune; Ervik, Øyvind; Amini, Naseh; Solberg, Stian; Berg, Sigrid; Ayyalasomayajula, Venkat Siva Radha Krishna. (2024) Pulse-Echo Ultrasound for Quantitative Measurements of Two Uncorrelated Elastic Parameters. Ultrasound in Medicine and Biology
    Vitenskapelig artikkel
  • Ervik, Øyvind; Tveten, Ingrid; Hofstad, Erlend Fagertun; Langø, Thomas; Leira, Håkon Olav; Amundsen, Tore. (2024) Automatic Segmentation of Mediastinal Lymph Nodes and Blood Vessels in Endobronchial Ultrasound (EBUS) Images Using Deep Learning. Journal of Imaging
    Vitenskapelig artikkel
  • Gouliaev, Anja; Berg, Janna; bibi, rana; Arshad, Arman; Leira, Håkon Olav; Neumann, Kirill. (2024) Multi-disciplinary team meetings for lung cancer in Norway and Denmark: results from national surveys and observations with MDT-MODe. Acta Oncologica
    Vitenskapelig artikkel
  • Brekken, Reidar; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Tangen, Geir Arne; Leira, Håkon Olav; Gruionu, Lucian. (2024) Accuracy of instrument tip position using fiber optic shape sensing for navigated bronchoscopy. Medical Engineering and Physics
    Vitenskapelig artikkel
  • Støverud, Karen-Helene; Bouget, David Nicolas Jean-Marie; Pedersen, Andre; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2024) AeroPath: An airway segmentation benchmark dataset with challenging pathology and baseline method. PLOS ONE
    Vitenskapelig artikkel

2023

  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Sorger, Hanne; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2023) Bronchoscopy using a head-mounted mixed reality device—a phantom study and a first in-patient user experience. Frontiers in Virtual Reality
    Vitenskapelig artikkel

2022

  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Peters, Karlijn; Van Beek, Gregory; Sorger, Hanne; Amundsen, Tore. (2022) A novel clip-on device for electromagnetic tracking in endobronchial ultrasound bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Bouget, David Nicolas Jean-Mar; Pedersen, André; Vanel, Johanna; Leira, Håkon Olav; Langø, Thomas. (2022) Mediastinal lymph nodes segmentation using 3D convolutional neural network ensembles and anatomical priors guiding. Computer Methods in Biomechanics and Biomedical Engineering: Imaging and Visualization
    Vitenskapelig artikkel

2019

  • Hinds, Stephen Michael; Jaeger, Herman Alexander; Burke, Richard; O'Sullivan, Brodie; Keane, Joseph; Trauzettel, Fabian. (2019) An open electromagnetic tracking framework applied to targeted liver tumour ablation. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Bakeng, Janne Beate Lervik; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Eiesland, Jon Wostryck; Tangen, Geir Arne; Amundsen, Tore. (2019) Using the CustusX toolkit to create an image guided bronchoscopy application: Fraxinus. PLOS ONE
    Vitenskapelig artikkel
  • Bouget, David Nicolas Jean-Marie; Jørgensen, Arve; Kiss, Gabriel; Leira, Håkon Olav; Langø, Thomas. (2019) Semantic segmentation and detection of mediastinal lymph nodes and anatomical structures in CT data for lung cancer staging. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel

2018

  • Jaeger, Herman Alexander; Trauzettel, Fabian; Nardelli, Pietro; Daverieux, Federico; Hofstad, Erlend Fagertun; Leira, Håkon Olav. (2018) Peripheral tumour targeting using open-source virtual bronchoscopy with electromagnetic tracking: a multi-user pre-clinical study. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Kennedy, Marcus P; Jaeger, Herman Alexander; Trauzettel, Fabian; Nardelli, Pietro; Davrieux, Carlos Federico; Hofstad, Erlend Fagertun. (2018) ENDOBRONCHIAL TUMOR TARGETING USING A NOVEL ALIGNMENT OF AN OPEN-SOURCE VIRTUAL BRONCHOSCOPY PLATFORM WITH ELECTROMAGNETIC TRACKING: A MULTI-USER PRECLINICAL STUDY. Chest
    Sammendrag/abstract
  • Ciobirca, C; Langø, Thomas; Gruionu, G; Leira, Håkon Olav; Gruionu, Lucian; Pastrama, SD. (2018) A new procedure for automatic path planning in bronchoscopy. Materials Today: Proceedings
    Vitenskapelig artikkel
  • Reynisson, Pall Jens; Leira, Håkon Olav; Langø, Thomas; Tangen, Geir Arne; Hatlen, Peter; Amundsen, Tore. (2018) Pulmonologist evaluation on new CT visualization for guidance to lung lesions during bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel

2017

  • Reynisson, Pall Jens; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Askeland, Christian; Langø, Thomas; Sorger, Hanne. (2017) A new visualization method for navigated bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Hofstad, Erlend Fagertun; Sorger, Hanne; Bakeng, Janne Beate Lervik; Gruionu, Lucian; Leira, Håkon Olav; Amundsen, Tore. (2017) Intraoperative localized constrained registration in navigated bronchoscopy. Medical Physics
    Vitenskapelig artikkel
  • Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Bakeng, Janne Beate Lervik; Leira, Håkon Olav. (2017) A multimodal image guiding system for Navigated Ultrasound Bronchoscopy (EBUS): A human feasibility study. PLOS ONE
    Vitenskapelig artikkel
  • Ciobirca, Catalin; Gruionu, G; Langø, Thomas; Leira, Håkon Olav; Gruionu, LG; Amundsen, Tore. (2017) An algorithm to obtain a theoretical model of the bronchial tree. Materials Today: Proceedings
    Vitenskapelig artikkel

2016

  • Ciobirca, Catalin; Popa, Teodoru; Gruionu, Gabriel; Langø, Thomas; Leira, Håkon Olav; Pastrama, SD. (2016) Virtual bronchoscopy method based on marching cubes and an efficient collision detection and resolution algorithm. Ciencia e Tecnologia dos Materiais
    Vitenskapelig artikkel
  • Amundsen, Tore; Sørhaug, Sveinung; Leira, Håkon Olav; Tyvold, Stig Sverre; Langø, Thomas; Hammer, Tommy Arild. (2016) A new removable airway stent. European Clinical Respiratory Journal
    Vitenskapelig artikkel
  • Sørhaug, Sveinung; Hjelde, Harald Harris; Hatlen, Peter; Leira, Håkon Olav; Salarinejad, Majid; Nesvik, Bjarte. (2016) Learning endobronchial ultrasound transbronchial needle aspiration – a 6-year experience at a single institution. Clinical Respiratory Journal
    Vitenskapelig artikkel

2015

  • Askeland, Christian; Solberg, Ole Vegard; Bakeng, Janne Beate Lervik; Reinertsen, Ingerid; Tangen, Geir Arne; Hofstad, Erlend Fagertun. (2015) CustusX: an open-source research platform for image-guided therapy. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Hatlen, Peter; Amundsen, Tore; Sørhaug, Sveinung; Leira, Håkon Olav; Müller, Tomm Brostrup; Mahesparan, Rupavathana. (2015) Aggressive Treatment of Brain Metastasis Increases Survival in Patients with Lung Cancer. Journal of Pulmonary and Respiratory Medicine
    Vitenskapelig artikkel
  • Reynisson, Pall Jens; Scali, Marta; Smistad, Erik; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Lindseth, Frank. (2015) Airway segmentation and centerline extraction from thoracic CT - Comparison of a new method to state of the art commercialized methods. PLOS ONE
    Vitenskapelig artikkel
  • Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2015) A novel platform for electromagnetic navigated ultrasound bronchoscopy (EBUS). International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Leira, Håkon Olav. (2015) E-sigaretter – et viktig virkemiddel mot røykeskader. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Leserinnlegg

2014

  • Leira, Håkon Olav. (2014) Mye lungekreft - lite forskning :. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Kronikk
  • Reynisson, Pall Jens; Leira, Håkon Olav; Hernes, Toril A. Nagelhus; Hofstad, Erlend Fagertun; Scali, Marta; Sorger, Hanne. (2014) Navigated bronchoscopy : A technical review. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig oversiktsartikkel/review
  • Hofstad, Erlend Fagertun; Sorger, Hanne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2014) Automatic registration of CT images to patient during the initial phase of bronchoscopy: A clinical pilot study. Medical Physics
    Vitenskapelig artikkel

2013

  • Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Sorger, Hanne; Amundsen, Tore. (2013) Bronchoscope-induced Displacement of Lung Targets: First In Vivo Demonstration of Effect From Wedging Maneuver in Navigated Bronchoscopy. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig artikkel

2012

  • Bø, Lars Eirik; Leira, Håkon Olav; Tangen, Geir Arne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas. (2012) Accuracy of electromagnetic tracking with a prototype field generator in an interventional OR setting. Medical Physics
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Tangen, Geir Arne; Hofstad, Erlend Fagertun; Langø, Thomas; Amundsen, Tore. (2012) A novel in vivo method for lung segment movement tracking. Physics in Medicine and Biology
    Vitenskapelig artikkel
  • Leira, Håkon Olav. (2012) Development of an image guidance research system for bronchoscopy. NTNU-trykk
    Doktorgradsavhandling

2011

  • Leira, Håkon Olav; Amundsen, Tore; Tangen, Geir Arne; Bø, Lars Eirik; Manstad-Hulaas, Frode; Langø, Thomas. (2011) A novel research platform for electromagnetic navigated bronchoscopy using cone beam CT imaging and an animal model. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Hofstad, Erlend Fagertun; Bø, Lars Eirik; Langø, Thomas; Amundsen, Tore. (2011) Navigated Bronchoscopy With Electromagnetic Tracking — Cone Beam Computed Tomography Influence on Tracking and Registration Accuracy. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig artikkel
  • Hofstad, Erlend Fagertun; Bø, Lars Eirik; Tangen, Geir Arne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2011) Accuracy of electromagnetic tracking in navigated bronchoscopy with a prototype field generator in an interventional or setting. Journal of Thoracic Oncology
    Sammendrag/abstract
  • Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) The influence on lung segment and tumor movement by bronchoscopic instruments – impact on navigated bronchoscopy. Journal of Thoracic Oncology
    Sammendrag/abstract
  • Leira, Håkon Olav; Lang, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) A new method for in-vivo lung movement tracking - for diagnosis and therapy in lung medicine. Journal of Thoracic Oncology
    Sammendrag/abstract

2005

  • Kaspersen, Jon Harald; Aasland, Jenny; Leira, HO; Ødegard, Asbjørn; Nagelhus, Bjørn; Storset, G. (2005) Three-dimensional teleradiology for surveillance following endovascular aortic aneurysm repair: A feasibility study. Journal of Endovascular Therapy
    Vitenskapelig artikkel
  • Pedersen, Marit; Aasland, Jenny Kristin; Kaspersen, Jon Harald; Leira, Håkon Olav; Myhre, Hans Olav. (2005) Teleradiologisk oppfolging av pasienter behandlet med stentgraft i aorta. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel

Tidsskriftspublikasjoner

  • Ervik, Øyvind; Rødde, Mia; Hofstad, Erlend Fagertun; Tveten, Ingrid; Langø, Thomas; Leira, Håkon Olav. (2025) A New Deep Learning-Based Method for Automated Identification of Thoracic Lymph Node Stations in Endobronchial Ultrasound (EBUS): A Proof-of-Concept Study. Journal of Imaging
    Vitenskapelig artikkel
  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Sorger, Hanne; Amundsen, Tore; Langø, Thomas. (2024) Navigated ultrasound bronchoscopy with integrated positron emission tomography—A human feasibility study. PLOS ONE
    Vitenskapelig artikkel
  • Hansen, Rune; Ervik, Øyvind; Amini, Naseh; Solberg, Stian; Berg, Sigrid; Ayyalasomayajula, Venkat Siva Radha Krishna. (2024) Pulse-Echo Ultrasound for Quantitative Measurements of Two Uncorrelated Elastic Parameters. Ultrasound in Medicine and Biology
    Vitenskapelig artikkel
  • Ervik, Øyvind; Tveten, Ingrid; Hofstad, Erlend Fagertun; Langø, Thomas; Leira, Håkon Olav; Amundsen, Tore. (2024) Automatic Segmentation of Mediastinal Lymph Nodes and Blood Vessels in Endobronchial Ultrasound (EBUS) Images Using Deep Learning. Journal of Imaging
    Vitenskapelig artikkel
  • Gouliaev, Anja; Berg, Janna; bibi, rana; Arshad, Arman; Leira, Håkon Olav; Neumann, Kirill. (2024) Multi-disciplinary team meetings for lung cancer in Norway and Denmark: results from national surveys and observations with MDT-MODe. Acta Oncologica
    Vitenskapelig artikkel
  • Brekken, Reidar; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Tangen, Geir Arne; Leira, Håkon Olav; Gruionu, Lucian. (2024) Accuracy of instrument tip position using fiber optic shape sensing for navigated bronchoscopy. Medical Engineering and Physics
    Vitenskapelig artikkel
  • Støverud, Karen-Helene; Bouget, David Nicolas Jean-Marie; Pedersen, Andre; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2024) AeroPath: An airway segmentation benchmark dataset with challenging pathology and baseline method. PLOS ONE
    Vitenskapelig artikkel
  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Sorger, Hanne; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2023) Bronchoscopy using a head-mounted mixed reality device—a phantom study and a first in-patient user experience. Frontiers in Virtual Reality
    Vitenskapelig artikkel
  • Kildahl-Andersen, Arne; Hofstad, Erlend Fagertun; Peters, Karlijn; Van Beek, Gregory; Sorger, Hanne; Amundsen, Tore. (2022) A novel clip-on device for electromagnetic tracking in endobronchial ultrasound bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Bouget, David Nicolas Jean-Mar; Pedersen, André; Vanel, Johanna; Leira, Håkon Olav; Langø, Thomas. (2022) Mediastinal lymph nodes segmentation using 3D convolutional neural network ensembles and anatomical priors guiding. Computer Methods in Biomechanics and Biomedical Engineering: Imaging and Visualization
    Vitenskapelig artikkel
  • Hinds, Stephen Michael; Jaeger, Herman Alexander; Burke, Richard; O'Sullivan, Brodie; Keane, Joseph; Trauzettel, Fabian. (2019) An open electromagnetic tracking framework applied to targeted liver tumour ablation. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Bakeng, Janne Beate Lervik; Hofstad, Erlend Fagertun; Solberg, Ole Vegard; Eiesland, Jon Wostryck; Tangen, Geir Arne; Amundsen, Tore. (2019) Using the CustusX toolkit to create an image guided bronchoscopy application: Fraxinus. PLOS ONE
    Vitenskapelig artikkel
  • Bouget, David Nicolas Jean-Marie; Jørgensen, Arve; Kiss, Gabriel; Leira, Håkon Olav; Langø, Thomas. (2019) Semantic segmentation and detection of mediastinal lymph nodes and anatomical structures in CT data for lung cancer staging. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Jaeger, Herman Alexander; Trauzettel, Fabian; Nardelli, Pietro; Daverieux, Federico; Hofstad, Erlend Fagertun; Leira, Håkon Olav. (2018) Peripheral tumour targeting using open-source virtual bronchoscopy with electromagnetic tracking: a multi-user pre-clinical study. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Kennedy, Marcus P; Jaeger, Herman Alexander; Trauzettel, Fabian; Nardelli, Pietro; Davrieux, Carlos Federico; Hofstad, Erlend Fagertun. (2018) ENDOBRONCHIAL TUMOR TARGETING USING A NOVEL ALIGNMENT OF AN OPEN-SOURCE VIRTUAL BRONCHOSCOPY PLATFORM WITH ELECTROMAGNETIC TRACKING: A MULTI-USER PRECLINICAL STUDY. Chest
    Sammendrag/abstract
  • Ciobirca, C; Langø, Thomas; Gruionu, G; Leira, Håkon Olav; Gruionu, Lucian; Pastrama, SD. (2018) A new procedure for automatic path planning in bronchoscopy. Materials Today: Proceedings
    Vitenskapelig artikkel
  • Reynisson, Pall Jens; Leira, Håkon Olav; Langø, Thomas; Tangen, Geir Arne; Hatlen, Peter; Amundsen, Tore. (2018) Pulmonologist evaluation on new CT visualization for guidance to lung lesions during bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Reynisson, Pall Jens; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Askeland, Christian; Langø, Thomas; Sorger, Hanne. (2017) A new visualization method for navigated bronchoscopy. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Hofstad, Erlend Fagertun; Sorger, Hanne; Bakeng, Janne Beate Lervik; Gruionu, Lucian; Leira, Håkon Olav; Amundsen, Tore. (2017) Intraoperative localized constrained registration in navigated bronchoscopy. Medical Physics
    Vitenskapelig artikkel
  • Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Bakeng, Janne Beate Lervik; Leira, Håkon Olav. (2017) A multimodal image guiding system for Navigated Ultrasound Bronchoscopy (EBUS): A human feasibility study. PLOS ONE
    Vitenskapelig artikkel
  • Ciobirca, Catalin; Gruionu, G; Langø, Thomas; Leira, Håkon Olav; Gruionu, LG; Amundsen, Tore. (2017) An algorithm to obtain a theoretical model of the bronchial tree. Materials Today: Proceedings
    Vitenskapelig artikkel
  • Ciobirca, Catalin; Popa, Teodoru; Gruionu, Gabriel; Langø, Thomas; Leira, Håkon Olav; Pastrama, SD. (2016) Virtual bronchoscopy method based on marching cubes and an efficient collision detection and resolution algorithm. Ciencia e Tecnologia dos Materiais
    Vitenskapelig artikkel
  • Amundsen, Tore; Sørhaug, Sveinung; Leira, Håkon Olav; Tyvold, Stig Sverre; Langø, Thomas; Hammer, Tommy Arild. (2016) A new removable airway stent. European Clinical Respiratory Journal
    Vitenskapelig artikkel
  • Sørhaug, Sveinung; Hjelde, Harald Harris; Hatlen, Peter; Leira, Håkon Olav; Salarinejad, Majid; Nesvik, Bjarte. (2016) Learning endobronchial ultrasound transbronchial needle aspiration – a 6-year experience at a single institution. Clinical Respiratory Journal
    Vitenskapelig artikkel
  • Askeland, Christian; Solberg, Ole Vegard; Bakeng, Janne Beate Lervik; Reinertsen, Ingerid; Tangen, Geir Arne; Hofstad, Erlend Fagertun. (2015) CustusX: an open-source research platform for image-guided therapy. International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Hatlen, Peter; Amundsen, Tore; Sørhaug, Sveinung; Leira, Håkon Olav; Müller, Tomm Brostrup; Mahesparan, Rupavathana. (2015) Aggressive Treatment of Brain Metastasis Increases Survival in Patients with Lung Cancer. Journal of Pulmonary and Respiratory Medicine
    Vitenskapelig artikkel
  • Reynisson, Pall Jens; Scali, Marta; Smistad, Erik; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Lindseth, Frank. (2015) Airway segmentation and centerline extraction from thoracic CT - Comparison of a new method to state of the art commercialized methods. PLOS ONE
    Vitenskapelig artikkel
  • Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2015) A novel platform for electromagnetic navigated ultrasound bronchoscopy (EBUS). International Journal of Computer Assisted Radiology and Surgery
    Vitenskapelig artikkel
  • Leira, Håkon Olav. (2015) E-sigaretter – et viktig virkemiddel mot røykeskader. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Leserinnlegg
  • Leira, Håkon Olav. (2014) Mye lungekreft - lite forskning :. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Kronikk
  • Reynisson, Pall Jens; Leira, Håkon Olav; Hernes, Toril A. Nagelhus; Hofstad, Erlend Fagertun; Scali, Marta; Sorger, Hanne. (2014) Navigated bronchoscopy : A technical review. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig oversiktsartikkel/review
  • Hofstad, Erlend Fagertun; Sorger, Hanne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2014) Automatic registration of CT images to patient during the initial phase of bronchoscopy: A clinical pilot study. Medical Physics
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Sorger, Hanne; Amundsen, Tore. (2013) Bronchoscope-induced Displacement of Lung Targets: First In Vivo Demonstration of Effect From Wedging Maneuver in Navigated Bronchoscopy. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig artikkel
  • Bø, Lars Eirik; Leira, Håkon Olav; Tangen, Geir Arne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas. (2012) Accuracy of electromagnetic tracking with a prototype field generator in an interventional OR setting. Medical Physics
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Tangen, Geir Arne; Hofstad, Erlend Fagertun; Langø, Thomas; Amundsen, Tore. (2012) A novel in vivo method for lung segment movement tracking. Physics in Medicine and Biology
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Amundsen, Tore; Tangen, Geir Arne; Bø, Lars Eirik; Manstad-Hulaas, Frode; Langø, Thomas. (2011) A novel research platform for electromagnetic navigated bronchoscopy using cone beam CT imaging and an animal model. MITAT. Minimally invasive therapy & allied technologies
    Vitenskapelig artikkel
  • Leira, Håkon Olav; Hofstad, Erlend Fagertun; Bø, Lars Eirik; Langø, Thomas; Amundsen, Tore. (2011) Navigated Bronchoscopy With Electromagnetic Tracking — Cone Beam Computed Tomography Influence on Tracking and Registration Accuracy. Journal of Bronchology & Interventional Pulmonology
    Vitenskapelig artikkel
  • Hofstad, Erlend Fagertun; Bø, Lars Eirik; Tangen, Geir Arne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2011) Accuracy of electromagnetic tracking in navigated bronchoscopy with a prototype field generator in an interventional or setting. Journal of Thoracic Oncology
    Sammendrag/abstract
  • Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) The influence on lung segment and tumor movement by bronchoscopic instruments – impact on navigated bronchoscopy. Journal of Thoracic Oncology
    Sammendrag/abstract
  • Leira, Håkon Olav; Lang, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) A new method for in-vivo lung movement tracking - for diagnosis and therapy in lung medicine. Journal of Thoracic Oncology
    Sammendrag/abstract
  • Kaspersen, Jon Harald; Aasland, Jenny; Leira, HO; Ødegard, Asbjørn; Nagelhus, Bjørn; Storset, G. (2005) Three-dimensional teleradiology for surveillance following endovascular aortic aneurysm repair: A feasibility study. Journal of Endovascular Therapy
    Vitenskapelig artikkel
  • Pedersen, Marit; Aasland, Jenny Kristin; Kaspersen, Jon Harald; Leira, Håkon Olav; Myhre, Hans Olav. (2005) Teleradiologisk oppfolging av pasienter behandlet med stentgraft i aorta. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel

Rapport

  • Leira, Håkon Olav. (2012) Development of an image guidance research system for bronchoscopy. NTNU-trykk
    Doktorgradsavhandling

Formidling

2023

  • Vitenskapelig foredrag
    Ervik, Øyvind; Tveten, Ingrid Elisabeth; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2023) Automatic segmentation of mediastinal lymph nodes and blood vessels in endobronchial ultrasound (EBUS) using a deep neural network. EABIP 7th European Congress for Bronchology and Interventional Pulmonology (ECBIP2023) , Madrid 2023-05-11 - 2023-05-13

2016

  • Faglig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2016) 3 D endobronchial ultrasound (EBUS): Clinical demonstration. ERS ERS (Eur Resp Society) 2016 , London 2016-09-03 - 2016-09-07
  • Faglig foredrag
    Sorger, Hanne; Amundsen, Tore; Hofstad, Erlend Fagertun; Langø, Thomas; Leira, Håkon Olav. (2016) A multimodal image guiding system for navigated endobronchial ultrasound (EBUS): Human pilot. ERS ERS (Eur Resp Society) 2016 , London 2016-09-03 - 2016-09-07
  • Faglig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Bakeng, Janne Beate Lervik; Leira, Håkon Olav. (2016) 3D endobronchial ultrasound (EBUS): a human pilot study. 19th WCBIP 19th WCBIP WCBE (World Conference in Bronchology and Interventional Pulmonology) , Firenze 2016-05-08 - 2016-05-11
  • Faglig foredrag
    Leira, Håkon Olav; Bakeng, Janne Beate Lervik; Sorger, Hanne; Solberg, Ole Vegard; Askeland, Christian; Hofstad, Erlend Fagertun. (2016) Fraxinus, a free navigation system for bronchoscopy. WCBIP (World Conference in Bronchology and Interventional Pu WCBIP WCBE 2016 , Firenze 2016-05-08 - 2016-05-11
  • Poster
    Reynisson, Pall Jens; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Askeland, Christian; Langø, Thomas; Sorger, Hanne. (2016) A new visualization approach for navigated bronchoscopy. WCBIP (World Conference in Bronchology and Interventional Pu WCBIP WCBE 2016 , Firenze 2016-05-08 - 2016-05-11

2015

  • Vitenskapelig foredrag
    Sørhaug, Sveinung; Hjelde, Harald Harris; Hatlen, Peter; Leira, Håkon Olav; Nesvik, Bjarte; Hollund, Raymond. (2015) Learning EBUS-TBNA - A 6-year experience at a single institution. ERS Eur Resp Society (ERS) International Annual Congress , Amsterdam 2015-09-26 - 2015-09-30
  • Faglig foredrag
    Leira, Håkon Olav. (2015) Navigation systems for bronchoscopy. Nordic Lung congress 2015 2015-06-10 -
  • Poster
    Ciobirca, P; Langø, Thomas; Popa, Teodor; Gruionu, Gabriel; Leira, Håkon Olav; Pastrama, SD. (2015) Virtual bronchoscopy method based on marching cubes algorithm. ICSAAM 2015, The 6th International Conference on Structural Analysis of Advanced Materials , Porto 2015-09-08 - 2015-09-11
  • Poster
    Sørhaug, Sveinung; Hjelde, Harald Harris; Hatlen, Peter; Leira, Håkon Olav; Salarinejad, Majid; Nesvik, Bjarte. (2015) Learning EBUS-TBNA - a 6-year experience at a single institution. European Respiratory Society European Respiratory Society Annual Congress 2015 2015-09-26 - 2015-09-30
  • Vitenskapelig foredrag
    Sorger, Hanne; Amundsen, Tore; Hofstad, Erlend Fagertun; Langø, Thomas; Leira, Håkon Olav. (2015) A novel multimodal image guiding system for navigated endobronchial ultrasound (EBUS): human pilot study. ECBIP (Eur Cong Bronchoscopy and Interventional Pulmonology 3rd ECBIP Barcelona, Spain, April 2015 , Barcelona 2015-04-23 - 2015-04-25
  • Vitenskapelig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2015) Endobronchial ultrasound visualization (3D-EBUS) - A novel navigation system for multimodal image-guided intervention. ECBIP (Eur Cong Bronchoscopy and Interventional Pulmonology) 3rd ECBIP Barcelona, Spain, April 2015 , Barcelona 2015-04-23 - 2015-04-25
  • Vitenskapelig foredrag
    Reynisson, Pall Jens; Scali, Marta; Leira, Håkon Olav; Hernes, Toril A. Nagelhus; Hofstad, Erlend Fagertun; Lindseth, Frank. (2015) Centrelines and airways extraction from lung CT for navigated bronchoscopy: a comparison of three methods. ECBIP (Eur Cong Bronchoscopy and Interventional Pulmonology) 3rd ECBIP Barcelona, Spain, April 2015 , Barcelona 2015-04-23 - 2015-04-25
  • Faglig foredrag
    Leira, Håkon Olav. (2015) Multimodal Image Guided EBUS. UiO Bronkoskopiforum , Rikshospitalet 2015-04-09 -
  • Vitenskapelig foredrag
    Hofstad, Erlend Fagertun; Sorger, Hanne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2015) Automatic registration of CT images to patient during bronchoscopy - A clinical pilot study. ECBIP (Eur Cong Bronchoscopy and Interventional Pulmonology) 3rd ECBIP Barcelona, Spain, April 2015 , Barcelona 2015-04-23 - 2015-04-25
  • Vitenskapelig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2015) Endobronchial ultrasound visualization (3D-EBUS) - A novel navigation system for multimodal image-guided intervention. CARS (Computer Assisted Radiology and Surgery) Int Org CARS 29th Annual Congress, Barcelona, Spain; 24-26.06.2015 , Barcelona 2015-06-24 - 2015-06-27
  • Vitenskapelig foredrag
    Reynisson, Pall Jens; Leira, Håkon Olav; Hernes, Toril A. Nagelhus; Hofstad, Erlend Fagertun; Askeland, Christian; Lindseth, Frank. (2015) New Vizualisation Technique for Navigational Bronchoscopy: Technical Development on Anchored to Centerline Curved Surface and Implementation on Lung Patient. ECBIP (Eur Cong Bronchoscopy and Interventional Pulmonology) 3rd ECBIP Barcelona, Spain, April 2015 , Barcelona 2015-04-23 - 2015-04-25

2014

  • Vitenskapelig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2014) A novel platform for electromagnetic navigated ultrasound (EBUS). Universitetet i Bergen National PhD Conference in medical Imaging and MedViz Conference , Bergen 2014-06-17 - 2014-06-18
  • Vitenskapelig foredrag
    Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Leira, Håkon Olav. (2014) A novel system for navigated endobronchial ultrasound (EBUS). European Respiratory Society International Congress 2014 , Munchen 2014-09-06 - 2014-09-10

2013

  • Vitenskapelig foredrag
    Hofstad, Erlend Fagertun; Sorger, Hanne; Leira, Håkon Olav; Tangen, Geir Arne; Amundsen, Tore; Langø, Thomas. (2013) Automatic registration of CT images to patient during the initial phase of bronchoscopy – a clinical pilot study. CARS CARS Computer Assisted Radiology and Surgery , Heidelberg 2013-06-26 - 2013-06-29

2012

  • Poster
    Leira, Håkon Olav; Hofstad, Erlend Fagertun; Langø, Thomas; Amundsen, Tore. (2012) A high spatial and temporal resolution in lung segment sensors. Studies in lung physiology and navigated bronchoscopy. SMIT SMIT - Society for Medical Innovation and Technology , Barcelona 2012-09-20 - 2012-09-22
  • Vitenskapelig foredrag
    Hofstad, Erlend Fagertun; Leira, Håkon Olav; Tangen, Geir Arne; Sorger, Hanne; Amundsen, Tore; Langø, Thomas. (2012) Automatic registration of CT images to patient during the initial phase of bronchoscopy – a clinical pilot study. SMIT - Society for Medical Innovation and Technology SMIT conference , Barcelona 2012-09-20 - 2012-09-22

2011

  • Poster
    Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) The influence on lung segment and tumor movement by bronchoscopic instruments – impact on navigated bronchoscopy. International Association for the Study of Lung Cancer 14th World Conference on Lung Cancer , Amsterdam 2011-07-03 - 2011-07-07
  • Poster
    Hofstad, Erlend Fagertun; Bø, Lars Eirik; Tangen, Geir Arne; Leira, Håkon Olav; Amundsen, Tore; Langø, Thomas. (2011) Accuracy of electromagnetic tracking in navigated bronchoscopy with a prototype field generator in an interventional or setting. International Association for the Study of Lung Cancer 14th World Conference on Lung Cancer , Amsterdam 2011-07-03 - 2011-07-07
  • Poster
    Leira, Håkon Olav; Langø, Thomas; Hofstad, Erlend Fagertun; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) A new method for in-vivo lung movement tracking – for diagnosis and therapy in lung medicine. International Association for the Study of Lung Cancer (IASL 14th World Conference on Lung Cancer , Amsterdam 2011-07-03 - 2011-07-07
  • Poster
    Leira, Håkon Olav; Tangen, Geir Arne; Manstad-Hulaas, Frode; Langø, Thomas; Amundsen, Tore. (2011) Navigated bronchoscopy – a research platform using intraoperative cone beam CT. IASLC WCLC Amsterdam 2011 , Amsterdam 2011-07-03 -
  • Vitenskapelig foredrag
    Leira, Håkon Olav; Langø, Thomas; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) Navigated bronchoscopy. UiO MedViz 3rd National PhD conference in medical imaging , Oslo 2011-11-21 - 2011-11-21
  • Poster
    Leira, Håkon Olav; Langø, Thomas; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) Feasibility of navigated bronchoscopy - an experimental animal model. UiB MedViz 2011 Bergen , Bergen 2011-01-17 - 2011-01-18
  • Vitenskapelig foredrag
    Leira, Håkon Olav; Langø, Thomas; Tangen, Geir Arne; Bø, Lars Eirik; Amundsen, Tore. (2011) Navigert bronkoskopi. Norsk Forening for Lungemedisin Forskningsseminar Nasjonal konferanse i lungeforskning , Oslo 2011-11-11 - 2011-11-11

2009

  • Vitenskapelig foredrag
    Leira, Håkon Olav; Langø, Thomas; Amundsen, Tore; Manstad-Hulaas, Frode; Tangen, Geir Arne. (2009) Feasibility of navigated bronchoscopy - an experimental animal model. SMIT SMIT 2009 2009-10-07 - 2009-10-09

2004

  • Vitenskapelig foredrag
    Kaspersen, Jon H; Aasland, Jenny; Leira, HO; Myhre, Hans Olav; Rosenlund, T. (2004) 3D interaktiv teleradiologi. eforum-lønnsomhet gjennom nettverk og kunnskap (off.sektor) Symposiet eLandet Norge 2004 , Oslo 2004-10-19 -

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