PUBLICATION LIST. National Center of Competence - 3D Ultrasound in Surgery

PUBLICATION LIST National Center of Competence - 3D Ultrasound in Surgery SINTEF Health Research, Medical Technology St. Olavs Hospital, Trondheim University Hospital Norwegian University of Science and Technology (NTNU) Trondheim, Norway, 1992 2005 CONTENTS PAPERS AND PROCEEDING ARTICLES...2 PRESENTATIONS AT CONFERENCES AND SEMINARS...7 REPORTS, THESIS, BOOK CHAPTERS AND PATENTS...25 NEWSPAPER AND MAGAZINE ARTICLES...28 TV AND RADIO PROGRAMS...31 AWARDS...33 Last update: Monday, August 8, 2005 page 1 of 1

Papers and proceeding articles 2005 1. Unsgaard G, Ommedal S, Rygh O, Lindseth F. Operation of Arteriovenous Malformations Assisted by Stereoscopic Navigation-controlled Display of Preoperative Magnetic Resonance Angiography and Intraoperative Ultrasound Angiography. Neurosurgery. 56(4) Operative Neurosurgery Supplement 2:281-290, April 2005. 2. Wollf A, Tangen GA, Solberg OV, Kaspersen JH, Langø T, Hernes TAN, Mårvik R. Real-time endoscope and ultrasound integration in computer assisted navigated surgery. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, June 22-25, 2005. 3. Mårvik R, Yavuz Y, Waage A, Kjæve JK, Bergamaschi R. Clinical Evaluation of a new ultrasonic Doppler Instrument (SonoDoppler ) for the detection of blood flow during laparoscopic procedures. J Minimally Invasive Therapy, 14:3:198-202, 2005. 4. Mercier L, Langø T, Lindseth F, Collins L D. A review of calibration techniques for freehand 3D ultrasound systems. J Ultrasound Med Biol; 31: 2: 143-165, 2005. 5. Selbekk T, Bang J, Unsgaard G. Strain processing of intraoperative ultrasound images of brain tumours: initial results. J Ultrasound Med Biol; 31: 1: 45-51, 2005. 6. Pedersen MI, Aasland J, Kaspersen JH, Leira HO, Myhre HO. Teleradiologisk oppfølging av pasienter behandlet med stentgraft i aorta. Tidsskr Nor Lægeforen, 10:1362-4, 2005. 7. Kaspersen JH, Aasland J, Leira HO, Ødegård A, Nagelhus B, Størset G, Lundbom J, Pedersen M, Rosenlund T, Tjora A, Myhre HO. The increasing number of follow-up investigations following EVAR for aortic aneurysms Can 3-dimensional technology be a useful tool. Eur J Vasc Endovasc Surg, In Press, 2005. 2004 8. Mårvik R, Langø T, Yavus Y. An experimental operating room project for advanced laparoscopic surgery. Semin Laparosc Surg, September; 11: 3: 211-216, 2004. 9. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre HO. Parameters describing motion in carotid artery plaques from ultrasound examination: A reproducibility study. J Ultrasound Med Biol; 30: 9: 1133-1143, 2004. 10. Mårvik R, Langø T, Tangen GA, Andersen JON, Kaspersen JH, Ystgaard B, Sjølie E, Fougner R, Fjøsne HE, Hernes TAN. Laparoscopic navigation pointer for 3-D image guided surgery. Surg Endosc, 2004; 18: 8: 1242-1248. 11. Mårvik R, Langø T, Tangen GA, Andersen JON, Kaspersen JH, Ystgaard B, Fjøsne HE, Fougner R, Hernes TAN. 3D navigasjon i laparoskopiske kirurgi. Tidsskr Nor Lægeforen, 2004; 124: 5: 617-619. Last update: Monday, August 8, 2005 page 2 of 2

12. Lundbom J, Hatlinghus S, Ødegård A, Eide TO, Lange C, Aasland J, Aadahl P, Myhre HO. Combined open and endovascular treatment of complex aortic disease. Vascular 2004; 12: 93-98. 13. Lundbom J, Hatlinghus S, Lange C, Ødegård A, Aasland J, Romundstad P, Myhre HO. Ni års erfaring med endovaskulær behandling av abdominale aortaaneurismer. Tidsskr Nor Lægeforen 2004; 21: 2757-9. 2003 14. Lindseth F, Kaspersen J H, Ommedal S, Langø T, Unsgaard G, Hernes T A N. Multimodal image fusion in ultrasound-based neuronavigation: improving overview and interpretation by integrating preoperative MRI with intraoperative 3D ultrasound. Comp Aided Surg, 2003, 8:2:49-69. 15. Lindseth F, Tangen G, Langø T, Bang J. Probe calibration for freehand 3D ultrasound. J Ultrasound Med Biol, 2003; 29:11:1607-23. 16. Bergamaschi R, Yavuz Y, Marvik R. Laparoscopic bowel resection: a comparison of three ultrasonically activated devices. Journal of the Society of Laparoendoscopic SurgeonsSLS. 2003 Jan-Mar;7(1):19-22. 17. Lindseth F, Bang J, Langø T. A robust and automatic method for evaluating accuracy in 3D ultrasound-based navigation. J Ultrasound Med Biol, 2003; 29:10:1439-52. 18. Bang J, Torbjørn Dahl, Annemarieke Bruinsma, Kaspersen J H, Hernes T A N, Myhre H O. A new method for analysis of motion of carotid plaques from RF ultrasound images. J Ultrasound Med Biol, 2003; 29:7:967-76. 19. Kaspersen J H, Sølie E, Wesche J, Åsland J, Lundbom J, Ødegård A, Lindseth F, Hernes T A N. 3D ultrasound based navigation combined with preoperative CT during abdominal interventions, A feasability study. CardioVasc Intervent Radiol, 2003; 26:4:347-356. 20. Sjølie E, Langø T, Ystgaard B, Tangen G, Hernes T A N, Mårvik R. 3D ultrasoundbased navigation for radio frequency thermal ablation in treatment of liver malignancies. Surg Endosc, 2003; 17:6:933-38. 21. Hernes T A N, Ommedal S, Lie T, Lindseth F, Langø T, and Unsgaard G. Stereoscopic navigation-controlled display of preoperative MRI and intraoperative 3D ultrasound in planning and guidance of neurosurgery - New technology for minimally invasive image guided surgery approaches. Minim Invasive Neurosurg, 2003; 46:129-37. 22. Jensen SA, Vatten LJ, Romundstad PR, Myhre HO. The prevalence of intermittent claudication. Sex related differences have been eliminated. Eur J Vasc Endovasc Surg, 2003; 25: 209-212. Last update: Monday, August 8, 2005 page 3 of 3

23. Haug ES, Skomsvoll J, Jacobsen G, Sæther OD, Myhre HO. Inflammatory Aortic Aneurysms are associated with an Increased incidence of Autoimmune diseases. J Vasc Surg 2003; 38: 492-497. 2002 24. Lindseth F, Langø T, Bang J, Hernes T A N. Accuracy evaluation of a 3D ultrasoundbased neuronavigation system. Comp Aided Surg, 2002:7:4:197-222. 25. Hernes T A N, Lindseth F, Langø T, Ommedal S, Unsgård G. Neuronavigation with intraoperative 3D ultrasound; Multimodal 2D and 3D display techniques and interactive stereoscopic visualization for guiding surgical procedures. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Paris, France, June 26-29, 2002. 26. Selbekk T, Unsgård G, Ommedal S, Muller T, Torp S, Myhr G, Bang J, Hernes T A N. Neurosurgical biopsies guided by 3D ultrasound comparison of image evaluations and histopathological results. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Paris, France, June 26-29, 2002. 27. Langø T, Lindseth F, Bang J, Hernes T A N. Accuracy evaluation of a 3D ultrasoundbased neuronavigation system. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Paris, France, June 26-29, 2002. 28. Unsgaard G, Gronningsaeter A, Ommedal S, Hernes T A N. Brain operations guided by real-time 2D ultrasound: New possibilities due to improved image quality. Neurosurgery, 2002:51:2(August):402-12. 29. Unsgård G, Ommedal S, Muller T, Gronningsaeter A, Hernes T A N. Neuronavigation by intraoperative 3D ultrasound, Initial experiences during brain tumor resections. Neurosurgery, 2002:50:4(April):804-12. 30. Krogstad P-Å, Kaspersen, J H. Structure inclination angle in a turbulent adverse pressure gradient boundary layer. J Fluids Engineering, 2002;124:December:1025-33. 31. Myhre, HO. Endovaskulær behandling av aortaaneurismer. Tidsskr Nor Lægeforening, 2002; 122: nr 3: 258. 32. Lange C, Ødegaard A, Lundbom J, Hatlinghus S, Myhre HO. Type III leak of endoprosthesis in the thoracic aorta. J Endovasc Therapy, 2002; 9: 535-38. 2001 33. Husby O, Lie T, Langø T, Hokland J, Rue H. Bayesian 2D deconvolution: A model for diffuse ultrasound scattering. Modeling, Identification and Control, 2001;22:4:227-42. 34. Lundbom J., Wesche J., Hatlinghus S., Ødegaard A., Aadahl P., Tromsdal A., Karevoldt A., Kaspersen J. H., Myhre H. O. Endovascular treatment of type B aortic dissections. Cardiovasc Surg, 2001;9:3:266-71. Last update: Monday, August 8, 2005 page 4 of 4

35. Husby O, Lie T, Langø T, Hokland J, Rue H. Bayesian 2D deconvolution: A model for diffuse ultrasound scattering. IEEE Trans Ultrason Ferroelect Freq Contr, 2001;48:1:121-30. 36. Kaspersen JH, Krogstad P-Å. Wavelet-based method for burst detection. Fluid Dynamics Research, 2001;28:223-36. 37. Kaspersen JH, Langø T, Lindseth F. Wavelet based edge detection in ultrasound images. J Ultrasound Med Biol, 2001;27:1:89-99. 38. Langø T, Lie T, Husby O, Hokland J. Bayesian 2D deconvolution: Effect of using spatially invariant ultrasound point spread functions. IEEE Trans Ultrason Ferroelect Freq Contr, 2001;48:1:131-41. 39. Strømmen E, Hjorth-Hansen E, Kaspersen J H. Dynamic loading effects of a rectangular box girder bridge. J Wind Engineering and Industrial Aerodynamics, 2001;89:1607-18. 40. Sjølie E., Kaspersen J. H., Wesche J., Lindseth F., and Hernes T. A. N. Minimal invasive abdominal surgery based on ultrasound vision, possible? In Proceedings of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, Elsevier Science B. V., June 27-30, 2001:39-44. 41. Lindseth F., Ommedal S., Bang J., Unsgård G., and Hernes T. A. N. Image fusion of ultrasound and MRI as an aid for assessing anatomical shifts and improving overview and interpretation in ultrasound guided neurosurgery. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, Elsevier Science B. V., June 27-30, 2001:247-252. 42. Lundbom J, Wesche J, Hatlinghus S, Ødegaard A, Aadahl P, Tromsdal A, Karevold A, Kaspersen JH, Myhre HO. Endovascular treatment of type B aortic dissections. Cardiovasc Surg; Jun;9(3):266-71, 2001. 2000 43. Gronningsaeter A, Kleven A, Ommedal S, Aarseth TE, Lie T, Lindseth F, Langø T, Unsgård G. SonoWand, An ultrasound-based neuronavigation system. Neurosurgery, 2000;47:6:1373-80. 44. Gronningsaeter A, Lie T, Kleven A, Mørland T, Langø T, Unsgård G, Myhre HO, Mårvik R. Initial experience with stereoscopic visualization of three-dimensional ultrasound data in surgery. Surgical Endosopy, 2000;14:11:1074-78. 1992-1999 Last update: Monday, August 8, 2005 page 5 of 5

45. Lie T, Lundbom J, Hatlinghus S, Gronningsaeter A, Ommedal S, Aadahl P, Sæther O, Myhre HO. Ultrasound imaging during endovascular abdominal aortic aneurysms repair using Stentor Bifurcated Endograft. J Endovasc Surg, 1997;4:3:272-78. 46. Gronningsaeter A, Unsgård G, Ommedal S. Ultrasound-guided neurosurgery: A feasibility study in the 3-30 MHz frequency range. British Journal of Neurosurgery, 1996;10:2:161-68. 47. Gronningsaeter A, Angelsen BAJ, Gresli A, Torp HG, Linker DT. Blood noise reduction in intravascular ultrasound imaging. IEEE Trans Ultrason Ferroelect Freq Contr, 1995;42:2:200-09. 48. Gronningsaeter A, Lie T, Bolz KD, Heimdal A. Ultrasonographic Stent-imaging artifacts. J Vascular Investigation, 1995;3:140-49. 49. Bolz KD, Hatlinghus S, Wiseth R, Myhre HO, Gronningsæter A. Angiographic and intravascular ultrasonograghic findings after endovascular stent implantation. Acta Radiologica, 1994;35:590-96. 50. Gronningsaeter A, Angelsen BAJ, Heimdal A, Torp H. Vessel wall detection and blood noise reduction in intravascular ultrasound imaging. IEEE Trans Ultrason Ferroelect Freq Contr, 1994;43:3:359-69. 51. Gronningsaeter A., Angelsen B. A. J., Heimdal A., and Torp H. Vessel wall detection and blood noise reduction in intravascular ultrasound imaging. Proc IEEE Ultrasonics Symposium and Short Courses, Cannes, France, November 1-4, 1994;3:1609-1612. 52. Grønningsæter Å., and Angelsen B. Detection and cancelling of blood signal in intravascular ultrasound imaging. NOBIM (national conference), Norwegian Institute of Science and Technology, Tronheim, Norway, 1992:256-262. 53. Bolz KD, Tveit K, Nordby A, Myhre HO, Gåserud K, Østrem S, Ommedal S, Angelsen BAJ. Intravascular ultrasonographic appearance of the angiographically normal arteries related to age and the occurrence of vascular disease. Acta Radiologica 1992; 33: 532-37. Last update: Monday, August 8, 2005 page 6 of 6

Presentations at conferences and seminars 2005 1. Langø T, Mårvik R. Image-guided laparoscopic surgery using navigation technology. Presentation at the annual National seminar in Medical Technology, Medical Technology Center, The Norwegian University of Science and Technology (NTNU), Trondheim 9. june 2005. Award winners lecture for the Medical Technology Award 2004. 2. Mårvik R, Langø T et al. High-definition in surgery. Oral presentation at the 13 th annual European Association for Endoscopic Surgery (EAES) congress, Venezia, Italy, 1-4 June, 2005. 3. Langø T, Mårvik R et al. Future operating rooms in Trondheim. Oral presentation at the 13 th annual European Association for Endoscopic Surgery (EAES) congress, Venezia, Italy, 1-4 June, 2005. 4. Hernes TAN, Myhre HO. The Surgical Operating Unit of the Future an Arena of Enhanced Efficiency, Quality and Innovation. Research An Engine of Innovation in Public Sector? Research Programme Conference for FIFOS - Research for Innovation and Modernisation of Public Sector 2002-2006 Oslo, 28 th April, 2005. 5. Langø T. Forskning og utvikling innen kommunikasjons- og IT-teknologi i fremtidens operasjonsstuer i Trondheim. Foredrag, Informasjonsforum for sykehus, Samspill på nett Nye muligheter for pasientkommunikasjon. Arrangør: NSH (Norsk Sykehus- og Helsetjenesteforskning, 21. april 2005. 6. Hernes TAN. De mest kommersielle prosjekene hos SINTEF. Innlegg på Fredagsforum, Trondheim Næringsforum, Radisson SAS, 15. april 2005. 7. Tangen GA, Ommedal S, Wollf A, Solberg OV, Kaspersen JH, Hernes TAN, Halgunset J, Saeternes J. CustusX - a platform for navigated simulation and improved computer assisted education. In Proceedings of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, June 22-25, 2005. 8. Hernes TAN. SINTEF Helse Tidligere SINTEF Unimed. Presentasjon av et utviklingsprosjekt Ny kirurgstol. Fredagsmøte, St. Olavs Hospital, Universitetssykehuset i Trondheim, 18. mars, 2005. 9. Langø T. Future operating rooms in Trondheim Image guided laparoscopic surgery. Invited lecture at the BIC seminar, Montreal Neurological Center, Image guided neurosurgery group, Montreal, Canada, March 7, 2005. 10. Lindseth F. Image guided neurosurgery. Invited lecture at the BIC seminar, Montreal Neurological Center, Image guided neurosurgery group, Montreal, Canada, March 7, 2005. 11. Lindseth F, Langø T. Development of an ultrasound-based surgical navigation system in Trondheim 1995-2005. Presentation for the IGNS (Image guided neurosurgery Last update: Monday, August 8, 2005 page 7 of 7

group) research group at Montreal Neurological Center, Montreal, Canada, March 7, 2005. 12. Hernes TAN. Medisinsk teknologi i fremtidens operasjonsstuer. Seminar: Operasjonsstuen som utviklingsarena. Rikshospitalet, Oslo, 9. mars, 2005. 2004 13. Langø T, Mårvik R. Experimental OT in Trondheim. Society for Medical Innovation and Technology (SMIT), 16-18 December, 2004, Rome, Italy. 14. Langø T, Mårvik R. Technology and logistics. Society for Medical Innovation and Technology (SMIT), 16-18 December, 2004, Rome, Italy. 15. Hernes T. Minimally invasive image guided treatment and interventions. Norsk Forening for Automatisering, Medisinsk Kybernetikk, Ingeniørenes hus, Oslo, 6.-7. Desember 2004. 16. Unsgaard G, Lindseth F. AVM Operations Assisted by Navigation Controlled Stereoscopic Display of Preoperative MR and Intraoperative Ultrasound Angiography. 54th Annual meeting of the Congress of Neurological Surgeons, San Fransisco, CA, USA, 16-21 october 2004. 17. Rygh O, Unsgaard G, Selbekk T, Lindseth F, Müller TB. Navigated 3D Ultrasound Angiography in Tumor Surgery. Poster presentation at the 54th Annual meeting of the Congress of Neurological Surgeons, San Fransisco, CA, USA, 16-21 october 2004. 18. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre HO. Reproduserbarhet i bevegelseanalyse av plakk i arteria carotis fra 2D ultralydopptak. Oral presentation at Kirurgisk Høstmøte, Oslo, Norway, October 18-22, 2004. 19. Lundbom J, Aasland J, Lange C, Ødegård A, Hatlinghus S, Myhre HO. Endovaskulær behandling av rumperte aneurismer og disseksjoner. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, okt 2004, s. 326. 20. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre HO. Reproduserbarhet i bevegelsesanalyse av plakk i arteria carotis fra 2D ultralydopptak. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, okt 2004, s. 329. 21. Kaspersen JH, Aasland J, Leira HO, Myher HO, Rosenlund T. 3D interaktiv teleradiologi. Symposiet elandet Norge, 19.10.2004, Telenor Expo. 22. Lundbom J, Aasland J, Ødegård A, Lange C, Hatlinghus S, Haaverstad R, Karevold A, Myhre HO. Postoperative forløp etter behandling av sykdom i aorta descendens: En sammenligning mellom endovaskulær og åpen kirurgi. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, okt 2004, s. 350. Last update: Monday, August 8, 2005 page 8 of 8

23. Unsgaard, G. Intraoperative Imaging and Navigation Based on 3D Ultrasound. The Vth Pan Arab Congress of Neurosurgery. 23-26 Sep 2004. Amman, Jordan. Invited lecture. 24. Ommedal S, Hernes T. Fremtidens operasjonsstue hvordan kan IKT gjøre den bedre? Studiemøtet 2004, Elektronikk og Data, Sandvika, 17.-18. juni, 2004. 25. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre H O: Plaque motion in carotid artery stenosi investigated by 2D ultrasound. Oral presentation at the 21st World Congress of International Union of Angiology, Rome, Italy, 22-26 May 2004. 26. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre HO. Plaque motion in carotid artery stenosis investigated by 2D-ultrasound. Roma, mai, 2004. 27. Myhre HO, Lundbom J, Hatlinghus S, Aasland J, Lange C, Ødegård A, Dragsund S, Haaverstad R, Karevold A. Endovascular treatment of aneurysms and dissections of the descending thoracic aorta. Michael E. DeBakey International Surgical Society. XVth congress, May 15-17, 2004, Houston, Texas. 28. Unsgaard G. 3D Introperative Ultrasound in Brain Tumor Surgery: State of the art. 29th Annual Meeting of Egyptian Society of Neurological Surgery (ESNS), Alexandria, Egypt. 6-9 April 2004. Invited lecture. 29. Unsgaard G. SonoWand in Vascular Brain Surgery. 29th Annual Meeting of Egyptian Society of Neurological Surgery (ESNS), Alexandria, Egypt. 6-9 April 2004. Invited lecture. 30. Dahl T, Myhre HO. Hva er norsk praksis ved operasjon for carotisstenose? En spørreundersøkelse. Presented at the annual winter meeting, Norwegian Society for Vascular Surgery, Gausdal, March 6th, 2004. (GORE-PRISEN). 31. Unsgaard G. Intraoperative Ultrasound in Neurosurgery. EANS Winther meeting. Budapest, Hungary, 27-29 February 2004. Invited lecture. 32. Dahl T, Bang J, Ushakova A, Lydersen S, Myhre HO. Reproduserbarhet i bevegelseanalyse av plakk i arteria carotis fra 2D ultralydopptak. Oral presentation at Kirurgisk Høstmøte, Oslo, Norway, October 18-22, 2004. 33. Bang J, Selbekk T, Unsgaard G. Strain processing of intraoperative ultrasound images of brain tumours. Oral presentation at the 3 rd International Conference on Ultrasonic measurement and imaging of tissue elasticity. Lake Windermere, Cumbria, UK. October 17-20, 2004. 34. Langø T, Tangen GAT, Ystgaard B, Kaspersen JH, Hernes TAN, Mårvik R. 3D image-based navigation in laparoscopic surgery. Oral presentation at the 12 th annual European Association for Endoscopic Surgery (EAES) congress, Barcelona, Spain, 9-12 June, 2004. Awarded best oral presentation at the congress. 35. Langø T, Bang J, Ystgaard B, Hernes TAN, Mårvik R. Ultrasound-based monitoring of radiofrequency thermal ablation in treatment of liver malignancies. Oral Last update: Monday, August 8, 2005 page 9 of 9

presentation at the 12 th annual European Association for Endoscopic Surgery (EAES) congress, Barcelona, Spain, 9-12 June, 2004. 36. Langø T. Ultrasound-baseed surgical navigation and visualization. Oral presentation at the 4th Annual Symposium of Trends in Medical Technology: Ultrasound. AMC (Academic Medical Center), Amsterdam, The Netherlands. February 26, 2004. 37. Unsgaard G. Intraoperative Ultrasound in Neurosurgery. EANS Winther meeting. Budapest, Hungary, 27-29 February 2004. Invited lecture. 38. Unsgaard G. SonoWand in Vascular Brain Surgery. 29th Annual Meeting of Egyptian Society of Neurological Surgery (ESNS), Alexandria, Egypt. 6-9 April 2004. Invited lecture. 39. Unsgaard G. 3D Introperative Ultrasound in Brain Tumor Surgery: State of the art. 29th Annual Meeting of Egyptian Society of Neurological Surgery (ESNS), Alexandria, Egypt. 6-9 April 2004. Invited lecture. 40. Unsgaard, G. Intraoperative Imaging and Navigation Based on 3D Ultrasound. The Vth Pan Arab Congress of Neurosurgery. 23-26 Sep 2004. Amman, Jordan. Invited lecture. 41. Ommedal S. Fremtidens operasjonsstue - hvordan kan IKT gjøre den bedre? Foredrag på Studiemøtet Elektronikk og Data, Rainbow Hotell Oslofjord, Sandvika, 17. - 18. juni, 2004. 2003 42. Dahl T, Bang J, Kaspersen J H, Nagelhus Hernes T A, Myhre H O: Analysis of carotid plaque motion in ultrasound images. Oral presentation at Midtnorsk Karkirurgisk møte, Trondheim, Norway, Nov. 2003. 43. Unsgård, G., Selbekk, T., Ommedal, S., Müller, T.B., Torp, S.H., Myhr, G., Hernes, T.A.N. Biopsies of Brain Tumours Guided by 3D MR and 3D Ultrasound. Comparison Between Interpretation of Image and Histopathology. 12th European Congress: European Association of Neurosurgical Societies (EANS), Lisboa, Portugal, 7-12, September, 2003. 44. Müller, T.B., Ommedal, S., Selbekk, T., Hernes, T.A.N.Unsgård, G. Intraoperative 3 D Ultrasound Angiographie in Aneurysm Surgery. 12 th European Congress 2003: European Association of Neurosurgical Societies (EANS), Lisboa, Portugal, 7-12, September, 2003. 45. Dahl T, Bang J, Kaspersen J H, Nagelhus Hernes T A, Myhre H O: Analysis of carotid plaque motion in ultrasound images. Oral presentation at the 17th Nordic Meeting on Cerebrovascular Disease, Oslo, Norway, 18-19 Sept. 2003. 46. Selbekk T, Bang J, Lango T, Unsgard G. Can sonographic strain imaging delineate the extent of brain tumors? Oral presentation at the 12 th Congress of the European Last update: Monday, August 8, 2005 page 10 of 10

Association of Neurosurgical Societies (EANS), Lisboa, Portugal, 7-12 September, 2003. 47. Ystgaard B, Mårvik R, Nagelhus Hernes T A, Langø T, Kaspersen J H, Sæther O, Sund V, Myhre H O. Experimental operating theatre in Trondheim. Oral presentation at the 15 th Annual conference of SMIT (Society for Medical Innovation and Technology), Amsterdam, The Netherlands, 28-30 August, 2003. 48. Langø T, Bang J, Ystgaard B, Tangen G A, Sjølie E, Nagelhus Hernes T A, Mårvik R. Ultrasound-based monitoring of radiofrequency thermal ablation in treatment of liver malignancies. Oral presentation at the 15 th Annual conference of SMIT (Society for Medical Innovation and Technology), Amsterdam, The Netherlands, 28-30 August, 2003. 49. Langø T, Tangen G A, Ystgaard B, Kaspersen J H, Sjølie E, Nagelhus Hernes T A, Mårvik R. 3D imagee-based planning and guidance in laparoscopic surgery. Oral presentation at the 15 th Annual conference of SMIT (Society for Medical Innovation and Technology), Amsterdam, The Netherlands, 28-30 August, 2003. 50. Mårvik R, Langø T, Tangen G A, Ystgaard B, Kaspersen J H, Hernes T A N, Mårvik R. 3D image-based planning and guidance in laparoscopic surgery. Oral presentation at the 44 th Annual Congress of the Austrian Surgical Society (AMIC - Arbeitsgesellschaft für Minimal Invasive Chirurgie), Stuttgart, Germany, 19-21 June, 2003. Award for best presentation. 51. Langø T, Tangen G A, Ystgaard B, Kaspersen J H, Hernes T A N, Mårvik R. 3D image-based planning and guidance in laparoscopic surgery. Oral presentation at the 11 th Annual Congress of the European Association for Endoscopic Surgery (EAES), Glasgow, Scotland, June 15-18, 2003. Award for best presentation at Technology Award Session. 52. Hernes T A N. 2D og 3D visualisering av medisinske bildedata i klinikk, for samhandling og for simuleringsformål. Foredrag under Operaforum, Trondheim, 24 mars, 2003. 53. Langø T. 3D navigering i laparoskopisk kirurgi. Foredrag på NTLF s vintermøte 2003, Oslo, Norge, 5-6 mars, 2003. 54. Langø T. A new experimental OR in Trondheim. Invited presentation at the 4 th EAES Technological Committee Wintermeeting, Barcelona, Spain, February 13-15, 2003. 55. Hernes TAN. Interaktiv bruk av 2D og 3D radiologiske data i diagnostikk og behandling. Presentasjon på PACS 2003: Nasjonal PACS/RIS-konferanse, Trondheim, 12.-14. februar, 2003. 56. Hernes TAN. Erfaringer med industrisamarbeid og kommersialisering ved tre nasjonale kompetansesentre. Presentasjon på nasjonal konferanse: Sykehusreformen Innovasjon og næringsutvikling i helsesektoren. Oslo, 16. januar, 2003. Last update: Monday, August 8, 2005 page 11 of 11

2002 57. Hernes T A N. Image guided surgery. Oral presentation at the International Surgical Group Meeting at St Olavs Hospital, Trondheim, Norway, 19 th August, 2002. 58. Kaspersen JH, Myhre HO. Ultrasound in Vascular Surgery, Recent Technological Advances and Clinical Applications. Presented at the Annual Meeting of the Scandinavian Association for Vascular Surgery. Trondheim, June 7 th 2002. 59. Lange C, Lundbom J, Aasland J, Hatlinghus S, Wahba A, Ødegaard A, Aadahl P, Myhre HO. Trends in the treatment of descending thoracic aneurysms. Presented at the Annual Meeting of the Scandinavian Association for Vascular Surgery. Trondheim, June 7 th 2002. 60. Dahl T, Bang J, Kaspersen JH, Nagelhus Hernes T, Strømholm T, Myhre HO. Plaque movement in carotid artery stenosis. Presented at the Annual Meeting of the Scandinavian Association for Vascular Surgery. Trondheim, June 8 th 2002. 61. Hatlinghus S, Lange C, Lundbom J, Fransen GAJ, Ødegaard A, van Marrewijk CJ, Buth J, Myhre HO (on behalf of the EUROSTAR collaborators. Will stentgrafting replace open surgery for diseases of the descending thoracic aorta? Sept, Oslo. 62. Lundbom J, Lange C, Hatlinghus S, Ødegaard A, Wesche J, Myhre HO. Changes in endograft structure can reduce the incidence of late compliactions. ESVS 16 th Annual Meeting, Istanbul, September, 2002. 63. Bang J, Dahl T, Kaspersen JH, Hernes, TAN, Strømholm T, Myhre HO. Characterization of carotid plaque by motion analysis in ultrasound images. Konferansen Euroson 2002. 3.-7. juli, Warszawa. 64. Mårvik R, Johnsen G, Eriksen R, Myhre HO. Laparoskopisk behandling av arteria coeliaca kompresjonssyndrom Video. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Oslo, 25.10.02, s 154. 65. Dahl T, Bang J, Bruinsma A, Kaspersen JH, Nagelhus Hernes TA, Myhre HO. Visualisering av plakkbevegelser i carotisstenoser. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Oslo, 23.10.02, s 257. 66. Lange C, Lundbom J, Hatlinghus S, Ødegaard A, Myhre HO. Primærmortalitet ved behandling av abdominale aortaaneurismer etter innføring av endovaskulær teknologi. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Oslo, 24.10.02, s 268. 67. Lundbom J, Lange C, Hatlinghus S, Ødegaard A, Myhre HO. Redusert frekvens av sekundære prosedyrer ved endovaskulær behandling av abdominale aortaaneurismer. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Oslo, 24.10.02, s 269. 68. Lundbom J, Lange C, Aasland J, Hatlinghus S, Ødegaard A, Myhre HO. Pasientens oppfattelse av det operative inngrep og kontrollene etter endovaskulær behandling av abdominale aortaaneurismer. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Last update: Monday, August 8, 2005 page 12 of 12

Oslo, 24.10.02, s 270. 69. Dahl T, Lundbom J, Ødegård A, Hatlinghus S, Sæther OD, Myhre HO. Endovaskulær behandling av mykotiske aortaaneurismer. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, Oslo, 24.10.02, s 272. 70. Myhre HO, Lundbom J, Hatlinghus S. New trends in the treatment of thoracic aneurysms and dissections. International Surgical Group, Trondheim Monday 19 th of August, 2002. 71. Myhre HO, Lundbom J, Hatlinghus S, Ødegaard A. Endovascular treatment of abdominal aortic aneurysms. Device related problems and technical evolution. Rigshospitalet, University of Copenhagen, International Symposium on Controversies in Vascular Surgery, Aortic Aneurysms, Copenhagen 30.08.02. 72. Langø T, Ystgaard B, Sjølie E, Tangen G A, Hernes T A N, Mårvik R. 3D Ultralyd basert navigasjon av radio frekvens termisk ablasjon i behandling av lever tumorer. Oral presentation at Kirurgisk Høstmøte 2002, Oslo, 21-25 October, 2002. (NTLFs eksperimentelle pris for presentasjonen). 73. Langø T, Ystgaard B, Tangen G A, Hernes T A N, Mårvik R. 3D navigasjon i laparoskopisk kirurgi. Oral presentation at Kirurgisk Høstmøte 2002, Oslo, 21-25 October, 2002. 74. Langø T, Ystgaard B, Tangen G A, Hernes T A N, Mårvik R. Feasibility of 3D navigation in laparoscopic surgery. Oral presentation at the SMIT (Society for Medical Innovation and Technology) Conference, Oslo, Norway, September 5-7, 2002. 75. Langø T, Ystgaard B, Sjolie E, Tangen G A, Hernes T A N, Mårvik R. 3-D ultrasound-based navigation of radiofrequency thermal ablation in treatment of liver malignancies. Oral presentation at the SMIT (Society for Medical Innovation and Technology) Conference, Oslo, Norway, September 5-7, 2002. 76. Tangen G A, Lindseth F, Langø T, Hernes T A N. Virtual 3D navigation scene with real time ultrasound. Oral presentation at the SMIT (Society for Medical Innovation and Technology) Conference, Oslo, Norway, September 5-7, 2002. 77. Ommedal S, Unsgaard G, Müller T, Selbækk T, Hernes T A N. Clinical use of 3D ultrasound in image guided neurosurgery. Oral presentation at the SMIT (Society for Medical Innovation and Technology) Conference, Oslo, Norway, September 5-7, 2002. 78. Hernes T A N. 3D ultrasound and multimodal imaging in neuronavigation. Invited presentation at the SMIT (Society for Medical Innovation and Technology) Conference, Oslo, Norway, September 5-7, 2002. 79. Ommedal S, Langø T, Lindseth F, Bang J, Unsgård G, Hernes TAN. Multimodal display of intraoperative 3d ultrasound for updating 3d maps in neuronavigation. Oral presentation at the Euroson 2002, 14 th Congress of EFSUMB (European Federation of Societies for Ultrasound in Medicine and Biology), Warsaw, Poland, July 3-7, 2002. Last update: Monday, August 8, 2005 page 13 of 13

80. J. Bang, T. Dahl, J. H. Kaspersen, T. A. Nagelhus Hernes, T. Strømholm, H. O. Myhre. Characterization of carotid plaque by motion analysis in ultrasound images. Oral presentation at the Euroson 2002, 14 th Congress of EFSUMB (European Federation of Societies for Ultrasound in Medicine and Biology), Warsaw, Poland, July 3-7, 2002. 81. J. Bang, F. Lindseth, T. Langø. Experience with 2d and 3d correlation in processing of ultrasound images. Oral presentation at the Euroson 2002, 14 th Congress of EFSUMB (European Federation of Societies for Ultrasound in Medicine and Biology), Warsaw, Poland, July 3-7, 2002. 82. Hernes T A N, Lindseth F, Langø T, Ommedal S, Unsgård G. Neuronavigation with intraoperative 3D ultrasound; Multimodal 2D and 3D display techniques and interactive stereoscopic visualization for guiding surgical procedures. Oral presentation at the Computer Assisted Radiology and Surgery (CARS) Conference, Paris, France, June 26-29, 2002. 83. Selbekk T, Unsgård G, Ommedal S, Muller T, Torp S, Myhr G, Bang J, Hernes T A N. Neurosurgical biopsies guided by 3D ultrasound comparison of image evaluations and histopathological results. Oral presentation at the Computer Assisted Radiology and Surgery (CARS) Conference, Paris, France, June 26-29, 2002. 84. Langø T, Lindseth F, Bang J, Hernes T A N. Accuracy evaluation of a 3D ultrasoundbased neuronavigation system. Oral presentation at the Computer Assisted Radiology and Surgery (CARS) Conference, Paris, France, June 26-29, 2002. 85. Langø T, Ystgaard B, Sjølie E, Tangen G A, Hernes T A N, Mårvik R. 3D ultrasound based navigation of radiofrequency thermal ablation in treatment of liver malignancies. Oral presentation at the 10 th Annual Congress of the European Association of Endoscopic Surgery (EAES), Lisboa, Portugal, Jun 2-5, 2002. 86. Kaspersen J. H. Real-time ultrasound integrated in a 3D segmented representation of the lesion. MMVR, Newport Beach, CA, USA, Jan 23-26, 2002. 2001 87. Wesche J, Kaspersen JH, Sjølie E, Lundbom J, Ødegaard A, Hatlinghus S, Myhre HO. An unexpected endoleak during 3D ultrasound assessment after endovascular AAA repair. The Scandinavian Association for Vascular Surgery (SAVS). The Fifth Annual Congress, June 8-9, 2001, Reykjavik, Island. 88. Sjølie E., Kaspersen J. H., Wesche J., Lindseth F., and Hernes T. A. N. Minimal invasive abdominal surgery based on ultrasound vision, possible? Oral presentation at the Computer Assisted Radiology and Surgery (CARS) Conference, Berlin, Germany, Elsevier Science B. V., June 27-30, 2001:39-44. 89. Lindseth F., Ommedal S., Bang J., Unsgård G., and Hernes T. A. N. Image fusion of ultrasound and MRI as an aid for assessing anatomical shifts and improving overview Last update: Monday, August 8, 2005 page 14 of 14

and interpretation in ultrasound guided neurosurgery. Oral presentation at the Computer Assisted Radiology and Surgery (CARS) Conference, Berlin, Germany, Elsevier Science B. V., June 27-30, 2001:247-252. 90. Lundbom J, Wesche J, Hatlinghus S, Ødegaard A, Aadahl P, Tromsdal A, Karevold A, Kaspersen JH, Myhre HO. Endovascular treatment of type B aortic dissections. Presentation at the Cardiovasc Surg, Jun, 2001. 91. Kaspersen JH, Lundbom J, Sjølie E, Wesche J, Myhre HO. Ny metode for innsetting av stentgraft. Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, s. 267, 2001. 92. Lundbom J, Lange C, Hatlinghus S, Ødegaard A, Wesche J, Kaspersen JH, Aasland J, Myhre HO. Endovaskulær behandling av abdominal aortaaneurismer. Hva er status etter 6 år? Vitenskapelige forhandlinger, Norsk Kirurgisk Forening, s. 269, 2001. 93. Kaspersen J. H., and Krogstad P.-Å. A structure detection method based on Wavelets. In Proceedings of the 14th Australian Fluid Mechanics Conference, Adelaide University, Adelaide, Australia, 10-14 December, 2001. 94. Unsgård G., Ommedal S., Gronningsaeter A., and Hernes T. A. N. Brain tumor operations guided by real time 2D ultrasound. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Oral presentation. 95. Haraldseth O., Torheim G., Bidar A. W., Jones R., Lindseth F., Myhr G., Unsgård G., and Kvistad K. A. Functional MRI for presurgical mapping of eloquent brain of brain tumor patients and combined with minimal invasive brain surgery. International Society for Magnetic Resonance in Medicine (ISMRM), Glasgow, Scotland, Apr 21-27, 2001. 96. Hernes T. A. N., Lindseth F., Langø T., Ommedal S., Bang J., and Unsgård G. High quality intraoperative 3D ultrasound for updating 3D maps in neuronavigatio; Display techniques for planning and surgery guidance. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Oral presentation. 97. Hernes T. A. N., Langø T., Lindseth F., Bang J., Gronningsaeter A., and Unsgård G. Accuracy of ultrasound based neuronavigation systems; error sources and clinical considerations. 4th Congress for Neurosurgical Instrument Inventions, Cairns, Australia, September, 2001;Oral presentation. 98. Unsgård G., Ommedal S., Muller T., Gronningsaeter A., and Hernes T. A. N. Neuronavigation by intraoperative 3D ultrasound; Initial clinical value during brain tumor resections. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Oral presentation. 99. Ommedal S., Langø T., Unsgård G., Muller T., and Hernes T. A. N. Interactive stereoscopic visualization of preoperative MRI and intraoperative ultrasound for image guidance in cerebrovascular and tumor surgery. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Poster presentation. Last update: Monday, August 8, 2005 page 15 of 15

100. Ommedal S., Unsgård G., Muller T., Langø T., and Hernes T. A. N. Interactive stereoscopic visualization of preoperative MRI and intraoperative ultrasound for image guidance in neurosurgery. 13th Meeting of the World Society for Stereotactic & Functional Neurosurgery, Adelaide, Australia, September 11-14, 2001;Oral presentation. 101. Ommedal S., Unsgård G., and Hernes T. A. N. H. Stereoscopic visualization in neurosurgery. Medicine Meets Virtual Reality (MMVR) Congress, Newport Beach, CA, USA, January 24-27, 2001. 102. Unsgård G., Ommedal S., Torp H., and Nagelhus T. A. N. Image quality and interpretation of ultrasound images during SonoWand guided operations. Neurosurgery Congress, Cairo, Egypt, Spring, 2001. 103. Hernes T. A. N. 3D ultrasound in minimally invasive surgery - product concept SonoWand and SonoDoppler. CIMIT (Center for Innovative Minimally Invasive Therapy) forum, Mass Genral Hospital, Boston, USA, February 27, 2001. 104. Hernes T. A. N., Langø T., Lindseth F., Bang J., Gronningsaeter A., and Unsgård G. Intraoperative 3D ultrasound in neuronavigation; Accuracy analysis and clinical considerations. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Poster presentation. 105. Unsgård G., Ommedal S., Muller T., and Hernes T. A. N. Interpretation of 3D ultrasound images; Comparison with histopathological analysis and preoperative MRI using the SonoWand neuronavigation system. 12th World Congress of Neurosurgery, Sydney, Australia, September 16-20, 2001;Oral presentation. 106. Hernes T. A. N., Lindseth F., Langø T., Ommedal S., Bang J., and Unsgård G. Intraoperative 3D ultrasound in neuronavigation; Multimodal imaging and interactive stereoscopic visualization for guiding surgical procedures. 4th Congress for Neurosurgical Instrument Inventions, Cairns, Australia, September, 2001;Oral presentation. 107. Unsgård G., Ommedal S., Gronningsaeter A., and Nagelhus T. A. N. Neuronavigation by intraoperative 3D ultrasound. EANS, Wien, Austria, Spring, 2001. 108. Kaspersen J. H. Ultralydveiledet karkirurgi. Medisinsk Teknologi i SINTEF, Trondheim, SINTEF, 2001 109. Langø T. Metodeutvikling innen ultralydveiledet kirurgi. Medisinsk Teknologi i SINTEF, Trondheim, SINTEF, 2001 2000 110. Ystgaard B., Sjølie E., Mårvik R., and Hernes T. A. N. 3D ultrasound visualization of bile ducts in gall bladder surgery. 7th World Congress of Endoscopic Surgery, Singapore, September 3-5, 2000. Last update: Monday, August 8, 2005 page 16 of 16

111. Sjølie E., Kaspersen J. H., Hernes T. A. N., Maarvik R., and Ystgaard B. An ultrasound based navigation system for minimally invasive surgery. Medicine Meets Virtual Reality, Newport Beach, CA, USA, January 27-30, 2000. 112. Unsgård G., Kleven A., Ommedal S., and Grønningsæter Å. Intraoperative ultrasound and neuronavigation. 9th Asian Congress on Neurological Surgery, Manilla, Philippines, Oct 17-20, 2000. 113. Langø T., Lindseth F., Ommedal S., Kleven A., Unsgard G., Hernes T. A. N., and Gronningsater A. Instrument navigation in ultrasound guided surgery. CARS 2000, San Francisco, USA, june 28 - july 2, 2000. 114. Sjølie E., Kaspersen J. H., Hernes T. A. N., Ommedal S., Maarvik R., and Ystgaard B. Does 3D ultrasound have a potential as a tool for improved safety during laparoscopic gall bladder surgery. E.A.E.S., Singapore, Jun 1-4, 2000. 115. Unsgård G., and Ommedal S. Ultralyd-støttet hjernekirurgi. Lørdags universitetet, Trondheim, 2000 116. Hernes T. A. N. Ultralyd, samarbeid lege - ingeniør. Pressebesøk hos SINTEF Unimed, Trondheim, Norway, 2000 117. Unsgård G., Ommedal S., and Sjølie E. Ultralyd i kirurgi. "Ultralyd forening", Trondheim, 2000 1999 118. Unsgård G., Kleven A., Ommedal S., and Gronningsaeter A. Intraoperative ultrasound and neuronavigation. European Congress of Neurosurgery, Copenhagen, Denmark, September 19-24, 1999. 119. Unsgård G., Grønningsæter Å., Kleven A., and Ommedal S. Ultrasound-guided neurosurgical operations. 11th European Congress of Neurosurgery (EANS), Copenhagen, Denmark, Sept 19-24, 1999. 120. Gronningsaeter A., Unsgaard G., Ommedal S., Kleven A., Lie T., Lindseth F., and Lango T. State of the art and future perspectives in intra-operative ultrasound in neurosurgery. 4th International Congress on Minimally Invasive Neurosurgery, Barcelona, Spain, June 17-20, 1999. 121. Unsgård G., Kleven A., Ommedal S., and Gronningsaeter A. An ultrasound-based neuronavigation system, A good solution to the brain-shift problem. 1999 Congress of Neurological Surgeons, Boston, MA, USA, October 30-November 4, 1999. 122. Hernes T. A. N., Lindseth F., Ommedal S., Gronningsaeter A., Lie T., Langø T., Kleven A., and Maarvik R. 3D visualization techniques in minimally invasive ultrasound guided surgery. 7th Interantinal Congress of the European Association for Endoscopic Surgery (E.A.E.S.), Linz, Austria, June 23-26, 1999. Last update: Monday, August 8, 2005 page 17 of 17

123. Mårvik R., Hernes T. A. N., and Sjølie E. 3D Ultrasound and positioning systems in laparoscopic surgery. 7th Interantinal Congress of the European Association for Endoscopic Surgery (E.A.E.S.), Linz, Austria, June 23-26, 1999. 124. Lundbom J., Skjærpe T., Tromsdal A., Kaspersen J. H., Hatlinghus S., and Myhre H. O. Endovascular thoracic aortic repair. With special reference to the use of transoesophageal echocardiography. Scandinavian Association for vascular Surgery, SAVS, Uppsala, Sweden, June 11-12, 1999. 125. Ystgaard B., Kaspersen J. H., Sjølie E., Hernes T. A. N., Ommedal S., and Mårvik R. Intraoperative use and navigation of ultrasound. 11th Annual Conference of SMIT, Boston, USA, 1999. 126. Kaspersen J. H., Dahl T., Wesche J., Lundbom J., Sæther O., and Myhre H. O. Intraoperative 2D/3D ultrasound assessment during reconstructive vascular surgery. Scandinavian Association for vascular Surgery, SAVS, Uppsala, Sweden, June 11-12, 1999. 127. Unsgaard G., Kleven A., Ommedal S., and Gronningsaeter A. An ultrasound-based neuronavigation system, A good solution to the brain-shift problem. The American Association of Neurological Surgeons Annual Meeting, New Orleans, USA, April 24-29, 1999. 128. Hernes T A N. 3D ultralyd innen minimal invasive teknikker. Kurs i Endoskopisk kirurgi, med medisinsk teknisk vinkling, RiT, Trondheim, Norway, 1999 129. Hernes T A N. MR/UL konseptet, nevronavigasjon. MR-senteret i Trondheim - En tverrfaglig satsing også i RiT 2000, Trondheim, Norway, 1999 1998 130. Unsgård G., Kleven A., Ommedal S., and Gronningsaeter A. An ultrasound-based neuronavigation system, a good solution to the brain-shift problem? The 50th Annual Meeting of the Scandinavian Neurosurgical Society, Oulu, Finland, June 11-14, 1998. 131. Kleven A., Lie T., Kaspersen J. H., Aarseth T. E., Lindseth F., Gronningsaeter A., Unsgård G., Myhre H. O., et al. An ultrasound based navigation system for minimally invasive surgery. The 6th World Congress of Endoscopic Surgery, Roma, Italy, May 31-June 6, 1998. 132. Kaspersen J. H., and Myhre H. O. Ultralyd - fra diagnostisk til pre-, intra- og postoperativt visualiseringsverktøy, Midt-Norsk Karkirurgisk Forum, presentasjon, 1998. 133. Kaspersen J. H., and Myhre H. O. Intraoperative assessment using ultrasound, Kirurgisk Høstmøte, 1998. 134. Grønningsæter Å. Bli med på flytur inn i kroppen. 3D ultralyd og navigasjon ved minimal invasiv kirurgi, Norsk Radiografforbund, September 10-12, 1998. Last update: Monday, August 8, 2005 page 18 of 18

135. Gronningsaeter A., Kleven A., Hernes T. A. N., Kaspersen J. H., Aarseth T. E., Lindseth F., Lie T., Unsgård G., et al. 3D Ultrasound in laparoscopic surgery. Modern Operating Theatres - New Technology, Royal Garden, Trondheim, Norway, E.A.E.S. Technology Group, Winter Meeting, February 13, 1998. 136. Ommedal S. 3D ultralydnavigasjon v/nevrokirurgi. Årsmøte Norsk Nevrokirurgisk Sykepleierforening, Trondheim, Norway, March 14-15, 1998. 137. Hernes T. A. N., Kaspersen J. H., Mårvik R., Kleven A., Lie T., and Gronningsaeter A. Stereoscopic Reconstruction of Hepatic Vessels based on 3D Ultrasound Power Doppler. The 6th World Congress of Endoscopic Surgery, Roma, Italy, May 31-June 6, 1998. Selected as one of the five best technological presentations. 138. Ystgaard B., Hernes T. A. N., Ommedal S., Grønningsæter Å., and Mårvik R. New Technologies in UL guided interventions. 10'th annual conference of SMIT, London, September 3-5, 1998. 139. Unsgård G., Kleven A., Ommedal S., and Gronningsæter A. An ultrasound-based neuronavigation system, a good solution to the brain-shift problem? Nevrokirurgisk høstmøte, Oslo, Norway, September 3, 1998. 140. Grønningsæter Å. Ultralydteknologi, GE Vingmed Ultrasound, Norway, Den moderne operasjonsstue - Ny teknologi, 1998 141. Ommedal S. En 3D reise gjennom kroppen, Exenteraften - Samfunnet, 1998 142. Lie T. Interaktiv, stereoskopisk visualisering av 3D ultralyd, Prinsen Hotell, Trondheim, Norway, Program for Medisinsk Teknologi, 1998 143. Langø T. Kalibrering og navigering under ultralydveiledet minimal invasiv kirurgi, Prinsen Hotell, Trondheim, Norway, Program for Medisinsk Teknolog, 1998 144. Kleven A. Funktionella bilder baserade på ultraljudsdiagnostik, Karolinska Institutt, Sweden, Bildsentrum, 1998 1997 145. Kleven A., Lie T., Gronningsaeter A., Unsgård G., Lindseth F., and Aarseth T. E. Interactive, wand-driven stereoscopic visualization of 3D ultrasound brain data. Videopresentation at the 1st International Congress on Computer Integrated Surgery, Linz, Austria, September 1-5, 1997. 146. Gronningsaeter A., Unsgård G., Lie T., Lindseth F., Ommedal S., and Kleven A. Experience with off-line analysis of intraoperative 3D ultrasound brain data. Videopresentation at the Second congress of International Society for Neurosurgical Instrument Inventors, Berlin, Germany, July 3-5, 1997. Last update: Monday, August 8, 2005 page 19 of 19

147. Unsgård G., Gronningsaeter A., Lundberg V., Kværness J., Sæternes J. O., and Halgunset J. Visualization of brain sulci, a comparison of 3D-MRI, 3D-ultrasound and pathological slices. Poster presentation at The XIIth Meeting of the World Society for Stereotactic and Functional Neurosurgery, Lyon, France, July 1-4, 1997. 148. Stavdahl O., Gronningsaeter A., and Malvig K. E. Ultrasound based estimation of muscle contraction. Abstract submitted to the 1997 MyoElectric Controls Conference, Fredericton, Canada, 1997. 149. Grønningsæter Å. Ultralydveiledet hjernekirurgi. Landsmøte for Medisinsk Teknisk Forening, Tromsø, Norway, May 29, 1997. 150. Kleven A., Gronningsaeter A., Unsgård G., Lie T., Aarseth T. E., Lindseth F., and Ommedal S. Experience with off-line analysis of intraoperative 3D ultrasound brain data. Videopresentation at the 1st International Congress on Computer Integrated Surgery, Linz, Austria, Sept. 1-5, 1997. 151. Lie T., Kleven A., Gronningsaeter A., Unsgård G., Lindseth F., and Aarseth T. E. Interactive, wand-driven stereoscopic visualization of 3D ultrasound brain data. Videopresentation at the Second congress of International Society for Neurosurgical Instrument Inventors, Berlin, Germany, July 3-5, 1997. 152. Unsgård G., Lie T., Kleven A., Gronningsaeter A., Lindseth F., and Aarseth T. E. Real-time stereoscopic visualization of 3D sonographic brain data. Videopresentation at The XIIth Meeting of the World Society for Stereotactic and Functional Neurosurgery, Lyon, France, July 1-4, 1997. 153. Gronningsaeter A., Unsgård G., Ommedal S., Kleven A., and Mårvik R. A new temperature-sensitive tool for bleeding control, initial results. Videopresentation at the Second congress of International Society for Neurosurgical Instrument Inventors, Berlin, Germany, July 3-5, 1997. 154. Grønningsæter Å. Ultralydveiledet kirurgi. Prosjektpresentasjon for alle interesserte ved Vingmed Sound AS, Horten, Norway, 1997 155. Grønningsæter Å. Bruk av tredimensjonal ultralydteknologi i minimal invasiv kirurgi. "Fra høyteknologi til pallativ medisin". presentation, Royal Garden, Trondheim Norway. 1997. 156. Grønningsæter Å. Minimal Invasiv kirurgi, veiledet med 3D Ultralyd. MedFys dagene, Trondheim, Norway, 1997 1996 157. Grønningsæter Å. Ultralydteknikker brukt i medisinen. Norsk Forening for Ikkedestruktiv Testing, Trondheim, Norway, June 10, 1996. 158. Unsgård G., Grønningsæter A., Ommedal S., and Indredavik B. Description of a new ultrasound-guided method for evacuating intracerebral hematomas. Videopresentation Last update: Monday, August 8, 2005 page 20 of 20

at the 48th Annual Meeting of the Scandinavian Neurosurgical Society, Bergen, Norway, June 6-9, 1996. 159. Unsgård G. Ultrasound-guided neurosurgery. Oral presentation at the Pre Congress Course for the 4th International Congress of the European Association for Endoscopic Surgery, Trondheim, Norway, June 23-26, 1996. 160. Mørland T., Langø T., Grønningsæther A., Lundbom J., and Sæther O. D. Ultrasound imaging during endovascular treatment of AAA. Oral presentation at the First International Conference on Ultrasound in Vascular Disease, Malmø, Sweden, September 25-27, 1996. 161. Mårvik R., and Kleven A. 3D ultrasound in laparoscopic surgery. Oral presentation at the Pre Congress Course for the 4th International Congress of the European Association for Endoscopic Surgery, Trondheim, Norway, June 23-26, 1996. 162. Grønningsæter A., Jørgensen J., Unsgård G., and Ommedal S. Guiding a flexible neuroendoscope with real-time ultrasound, initial experience. Oral presentation at the 48th Annual Meeting of the Scandinavian Neurosurgical Society, Bergen, Norway, June 6-9, 1996. 163. Grønningsæter A. Clinical experience with ultrasound. Oral presentation at the1st International VectorVision Workshoop, Tegensee, Germany, September 19-20, 1996. 164. Langø T., Mørland T., Lie T., Kleven A., Sæther O. D., Myhre H. O., Lundbom J., and Grønningsæther A. Virtual reality tour of an artery by stereoscopic viewing of 3D ultrasound images. Oral presentation at the First International Conference on Ultrasound in Vascular Disease, Malmø, Sweden, September 25-27, 1996. 165. Grønningsæter Å. Ultrasound-guided endovascular management of aortic aneurysms. Oral presentation at the Pre Congress Course for the 4th International Congress of the European Association for Endoscopic Surgery, Trondheim, Norway, June 23-26, 1996. 166. Grønningsæter Å., and Lindseth F. Utvikling av et system for preoperativ planlegging og intraoperativ veiledning under kirurgi. Seminar om 3D ultralyd, Trondheim, Norway, 1996 167. Unsgård G., Grønningsæter Å., Ommedal S., and Indredavik B. Ny skånsom ultralydveiledet operasjonsteknikk for evakuering av hjerneblødninger. Seminar i medisinsk teknologi, Trondheim, Norway, 1996 168. Unsgård G., and Grønningsæter Å. Medisinsk teknologi - ny teknologi/nye muligheter? Foredrag i "Teknobrønnen", Teknostallen, Trondheim, 1996 169. Stavdahl Ø., and Grønningsæter Å. Ultralydbasert styring av armprotese. Seminar i medisinsk teknologi, Trondheim, 1996 170. Ommedal S. 3D ultralyd for kontroll og oppfølging av hjerneskader hos for tidlig fødte barn. Seminar om 3D ultralyd, Trondheim, Norway, 1996 Last update: Monday, August 8, 2005 page 21 of 21