A study of psychomotor skills in minimally invasive surgery: what differentiates expert and nonexpert performance EF Hofstad, C Våpenstad, MK Chmarra, T Langø, E Kuhry, R Mårvik Surgical endoscopy 27, 854-863, 2013 | 141 | 2013 |
Perceiving haptic feedback in virtual reality simulators C Våpenstad, EF Hofstad, T Langø, R Mårvik, MK Chmarra Surgical endoscopy 27, 2391-2397, 2013 | 101 | 2013 |
CustusX: an open-source research platform for image-guided therapy C Askeland, OV Solberg, JBL Bakeng, I Reinertsen, GA Tangen, ... International journal of computer assisted radiology and surgery 11, 505-519, 2016 | 100 | 2016 |
Lack of transfer of skills after virtual reality simulator training with haptic feedback C Våpenstad, EF Hofstad, LE Bø, E Kuhry, G Johnsen, R Mårvik, T Langø, ... Minimally Invasive Therapy & Allied Technologies 26 (6), 346-354, 2017 | 87 | 2017 |
Navigated bronchoscopy: a technical review PJ Reynisson, HO Leira, TN Hernes, EF Hofstad, M Scali, H Sorger, ... Journal of bronchology & interventional pulmonology 21 (3), 242-264, 2014 | 79 | 2014 |
Airway segmentation and centerline extraction from thoracic CT–comparison of a new method to state of the art commercialized methods PJ Reynisson, M Scali, E Smistad, EF Hofstad, HO Leira, F Lindseth, ... PloS one 10 (12), e0144282, 2015 | 59 | 2015 |
Limitations of haptic feedback devices on construct validity of the LapSim® virtual reality simulator C Våpenstad, EF Hofstad, LE Bø, MK Chmarra, E Kuhry, G Johnsen, ... Surgical endoscopy 27, 1386-1396, 2013 | 43 | 2013 |
Navigated laparoscopy–liver shift and deformation due to pneumoperitoneum in an animal model M Zijlmans, T Langø, EF Hofstad, CFP Van Swol, A Rethy Minimally Invasive Therapy & Allied Technologies 21 (3), 241-248, 2012 | 37 | 2012 |
Anthropomorphic liver phantom with flow for multimodal image-guided liver therapy research and training A Rethy, JO Sæternes, J Halgunset, R Mårvik, EF Hofstad, ... International journal of computer assisted radiology and surgery 13, 61-72, 2018 | 32 | 2018 |
A novel platform for electromagnetic navigated ultrasound bronchoscopy (EBUS) H Sorger, EF Hofstad, T Amundsen, T Langø, HO Leira International Journal of Computer Assisted Radiology and Surgery 11, 1431-1443, 2016 | 29 | 2016 |
Validation of a non-rigid registration method for motion compensation in 4D ultrasound of the liver S Vijayan, S Klein, EF Hofstad, F Lindseth, B Ystgaard, T Langö 2013 IEEE 10th international symposium on biomedical imaging, 792-795, 2013 | 29 | 2013 |
Accuracy of electromagnetic tracking with a prototype field generator in an interventional OR setting LE Bø, HO Leira, GA Tangen, EF Hofstad, T Amundsen, T Langø Medical physics 39 (1), 399-406, 2012 | 29 | 2012 |
Versatile robotic probe calibration for position tracking in ultrasound imaging LE Bø, EF Hofstad, F Lindseth, TAN Hernes Physics in Medicine & Biology 60 (9), 3499, 2015 | 28 | 2015 |
Motion tracking in the liver: Validation of a method based on 4D ultrasound using a nonrigid registration technique S Vijayan, S Klein, EF Hofstad, F Lindseth, B Ystgaard, T Langø Medical physics 41 (8Part1), 082903, 2014 | 28 | 2014 |
Liver deformation in an animal model due to pneumoperitoneum assessed by a vessel-based deformable registration S Vijayan, I Reinertsen, EF Hofstad, A Rethy, TAN Hernes, T Langø Minimally Invasive Therapy & Allied Technologies 23 (5), 279-286, 2014 | 24 | 2014 |
Psychomotor skills assessment by motion analysis in minimally invasive surgery on an animal organ EF Hofstad, C Våpenstad, LE Bø, T Langø, E Kuhry, R Mårvik Minimally Invasive Therapy & Allied Technologies 26 (4), 240-248, 2017 | 23 | 2017 |
Automatic registration of CT images to patient during the initial phase of bronchoscopy: a clinical pilot study EF Hofstad, H Sorger, HO Leira, T Amundsen, T Langø Medical physics 41 (4), 041903, 2014 | 23 | 2014 |
A multimodal image guiding system for Navigated Ultrasound Bronchoscopy (EBUS): A human feasibility study H Sorger, EF Hofstad, T Amundsen, T Langø, JBL Bakeng, HO Leira PloS one 12 (2), e0171841, 2017 | 20 | 2017 |
Bronchoscope-induced displacement of lung targets: first in vivo demonstration of effect from wedging maneuver in navigated bronchoscopy HO Leira, T Langø, H Sorger, EF Hofstad, T Amundsen Journal of bronchology & interventional pulmonology 20 (3), 206-212, 2013 | 20 | 2013 |
Intraoperative localized constrained registration in navigated bronchoscopy EF Hofstad, H Sorger, JBL Bakeng, L Gruionu, HO Leira, T Amundsen, ... Medical physics 44 (8), 4204-4212, 2017 | 19 | 2017 |