Vitenskapelige publikasjoner

Fahlstrøm E, Grimnes S, Johannesen NH: An interdepartmental, standardized equipment pool. Journal of Nursing Management, 14, 148-154, 2006.

Høgetveit JO, Kristiansen F, Pedersen TH: Development of an instrument to indirectly monitor arterial pCO2 during cardiopulmonary bypass.  Perfusion, 21, 13-19, 2006.

Kristiansen F, Høgetveit JO, Pedersen TH: Clinical evaluation of an instrument to measure carbon dioxide tension at the oxygenator gas outlet in cardiopulmonary bypass.  Perfusion, 21, 21-26, 2006.

Øyri K, Balasingham I, Samset E, Høgetveit JO, Fosse E: Wireless continuous arterial blood pressure monitoring during surgery: A pilot study.  Anesth Analg, 102, 478-483, 2006.

Mirtaheri P, Grimnes S, Martinsen Ø G: Electrode Polarization Impedance in Weak NaCl Aqueous Solutions. IEEE Trans. Biomed. Eng., 52(12), 2093-2099, 2005. (509KB)

Grimnes S, Martinsen ØG: Cole electrical impedance model - a critique and an alternative, IEEE Trans. Biomed., 52(1), 132-135, 2005. (158KB)

Martinsen ØG, Grimnes S, Piltan H: Cutaneous perception of electrical direct current, Innov. Tech. Biol. Med., 25(4), 240-243, 2004.(160KB)

Mirtaheri P, Omtveit T, Klotzbuecher T, Grimnes S, Martinsen ØG, Tønnessen TI: Miniaturization of a biomedical gas sensor, Physiol. Meas., 25, 1511–1522, 2004. (388KB)

Mirtaheri P, Grimnes S, Martinsen ØG, Tønnessen TI: A new biomedical sensor for measuring PCO2, Physiol. Meas. 25, 421-436, 2004. (404KB)

Martinsen ØG, Grimnes S: Authors reply to comments on "Line patterns in the mosaic electric properties of human skin--a cross correlation study" IEEE Trans Biomed Eng. 2003 Jan;50(1):114.

Kvarstein G, Barstad M, Mirtaheri P, Tonnessen TI.: Tissue carbon dioxide tension: a putative specific indicator of ischemia in porcine latissimus dorsiPlast Reconstr Surg. 2003 Dec;112(7):1825-31.

Kvarstein G, Mirtaheri P, Tonnessen TI.: Detection of organ ischemia during hemorrhagic shock. Acta Anaesthesiol Scand. 2003 Jul;47(6):675-86.

Martinsen ØG, Grimnes S, Schwan HP: Interface phenomena and dielectric properties of biological tissue, Encyclopedia of Surface and Colloid Science, 2643-2652, 2002.(461KB)

Martinsen ØG, Grimnes S, Mørkrid L, Hareide M: Line patterns in the mosaic electrical properties of human skin - a cross correlation study, IEEE Trans. Biomed. Eng., 48(6), 731-734, 2001.

Martinsen ØG, Grimnes S: Facts and myths about electrical measurement of stratum corneum hydration state, Dermatology, 202, 87-89, 2001. (114KB)

Martinsen ØG, Grimnes S, Mirtaheri P: Non-invasive measurements of post mortem changes in dielectric properties of haddock muscle - a pilot study, J. Food Eng., 43(3), 189-192, 2000. (118KB)

Martinsen ØG, Grimnes S, Haug E.: Measuring depth depends on frequency in electrical skin impedance measurements, Skin Res. Technol., 5, 179-181, 1999. (28KB)

Martinsen ØG, Grimnes S: On using single frequency electrical measurements for skin hydration assessment, Innov. Tech. Biol. Med., 19(5), 395-399, 1998. (43KB)

Martinsen ØG, Grimnes S, Karlsen J: Low frequency dielectric dispersion of microporous membranes in electrolyte solution, J. Coll. Interface Sci., 199(2), 107-110, 1998. (102KB)

Martinsen ØG, Grimnes S, Kongshaug ES: Dielectric properties of some keratinized tissues. Part 2: human hair, Med. Biol. Eng. Comput., 35(3), 177-180, 1997. (44KB)

Martinsen ØG, Grimnes S, Sveen O: Dielectric properties of some keratinized tissues. Part 1: stratum corneum and nail in situ, Med. Biol. Eng. Comput., 35(3), 172-176, 1997. (198KB)

Pedersen TH, Videm V, Svennevig JL, Karlsen H, Østbakk RW, Jensen Ø, Mollnes TE. «Ecmo using a centrifugal pump and a servo regulator preventing negative inlet pressure: in vitro and in vivo investigations». Ann. Thorac Surg 1997;63:1333-9.

Martinsen ØG, Grimnes S, Henriksen I, Karlsen J: Measurement of the effect of topical liposome preparations by low frequency electrical susceptanceInnov. Tech. Biol. Med., 17(3), 217-222, 1996. (663KB)

Kongsgaard E, Steen T, Jensen Ø, Aass H, Amlie JP."Temperature guided catheter ablation of myocardium: Comparison of catheter tip and tissue temperatures in an in vitro model". PACE 1997. Publisert også i Hjerteforum Suppl. 4, 1996 vol 8.

Aasen AO, Sveen O, Høgetveit J.O. Data Presentation in the Surgical Intensive Care Unit. Development of a Data Presentation System for Critical Biochemical Variables and Scoring Systems. (9^th Annual Meeting of the Surgical Infection Society - Europe -) British Journal of Surgery, 1996, 83, 863.

Martinsen ØG, Grimnes S, Karlsen J: Electrical methods for skin moisture assessment, Skin Pharmacol., 8(5), 237-245, 1995. (1039KB)

Berge J A, Gramstad L, Grimnes S: A simplified concept for controlling oxygen mixtures in th anaesthetic machine - better, chaper and more user-friendly? Acta Anesthesiol Scand, 1995, 39, 563-567

Abildgaard A, Jensen Ø, Kløw NE. "A pressure recording guide wire for measurements of transstenotic gradients in arteries: in vitro validation". Investigative Radiology Volume 29, number 2,1994:178-183.

Berge J A, Gramstad L, Grimnes S: An evaluation of a time-saving anaesthetic machine checkout prosedure. Eur J Anaesthesiol, 1994,11,493-498.

Martinsen ØG, Grimnes S, Karlsen J: An instrument for the evaluation of skin hydration by electrical admittance measurements, Innov. Tech. Biol. Med., 14(5), 588-596, 1993.

Berge J A; Gramstad L, Jensen Ø: "A training simulator for detecting equipment failure in the anaesthetic machine", European Journal of Anesthesiology 1993, 10, 19-24.

Grimnes S: Modular implementation of PACS: preliminary results of the RiksPACS project. Imaging equipment considerations. Euro J Radiol, 16, 62-63, 1992

Svenningsen L, Jensen Ø: "A method for Objective Measurement of Fetal Head Compression during the second stage of Labour", Gynecol. obstet. Invest. ISSN 0378-7346;26(3),1988:219-224.

Qiao Z, Mørkrid L, Grimnes S: Three electrode method to study event-related responses in skin electrical potential, admittance and blood flow. Med & Biol Eng & Comp, 25, 567-572, 1987.

Qiao Z, Mørkrid L, Grimnes S: Simultaneous measurement of electrical admittance, blood flow and temperature at the same skin site with a specially designed probe. Med & Biol Eng & Comp, 25, 299-304, 1987.

Svenningsen L, Lindemann R, Eidal K, Jensen Ø: "Neonatal retinal haemoraghes and neuro-behaviour related to tractive forces in vacuum extractions", Acta Gyn Scand vol 66, 1987.

Endresen K, Amlie J P, Forfang K, Simonsen S, Jensen Ø: " Monophasic action potentials in patients with coronary artery disease: reproducibility and electrical restitution and conduction at different stimulation rates", Cardiovasc Res 1987,21:696-702.

Svenningsen L, Jensen Ø: "Application of fiberoptics to the clinical measurement of intra-uterine pressure in labor", Acta Obstet Gynecol Scand 65:551-555, 1986.

Sejersted O M, Hargens A R, Kardel K R, Blom P, Jensen Ø, Hermansen L: "Intramuscular fluid pressure during isometric contraction of human skeletal muscle", J. Appl. Physiol. Respirat. Environ. Exercise Physiol. 56(2):287-295, 1984.

Grimnes, S (1984): Pathways of ionic flow through human skin in vivo. Acta Derm Venereol (Stockh), 64, 93-98.

Grimnes S: Impedance measurement of individual skin surface electrodes, Med. Biol. Eng. Comput., 21, 750-755, 1983a. (332KB)

Grimnes S: Skin impedance and electro-osmosis in the human epidermis, Med. Biol. Eng. Comput., 21, 739-749, 1983b. (775KB)

Grimnes, S (1983c): Dielectric breakdown of human skin in vivo. Med & Biol Eng & Comput, 21, 379-81

Grimnes, S (1983d): Electrovibration, cutaneous sensation of microampere current. Acta Physiol Scand, 118, 19-25.

Grimnes, S (1983e): True rms volt/ammeters for surgical diathermy measurements during an operation. Med&Biol Eng&Comp, 21, 654-656

Grip A, Jensen Ø, Kristoffersen K: "A versatile peak-detector for physiological signals", Med. & Biol. Eng. & Comput. 20:240-242,1982.

Grimnes S: Psychogalvanic reflex and changes in electrical parameters of dry skin, Med. Biol. Eng. Comput., 20, 734-740, 1982. (588KB)

Grimnes S (1978): Analysis of the choke-earthed surgical diathermy circuit. Med&Biol Eng&Comp, 16, 451-453

Grimnes S (1973): A simple, Low Cost, Fast Galvanostat. Chem Instrum, 5, 141-144

Christiansen H, Grimnes S, Kulås R, Waaler T (1971): Automated analytical systems and dataterminals. An off-line datasystem device. Pharmac Acta Helv, 46, 677-680

Grimnes S (1970): Enclosed arc lamp power supply. J Physics E: Scient Instr, 3 154-155

Grimnes S (1970): Precision voltage comparator has low power-supply drain. Electronic design, 20, sept.27 1970

Cachet C, Epelboin I, Grimnes S, Lestrade J-C (1968): Sur la determination de la capacite de double couche d’une electrode a goutte de mercure tombante, a partir de l’impedance de l’electrode et de la courbe electrocapillaire. J Chimie Physique et de physico-chimie biologique, 65, 306-313

Proceedings fra internasjonale konferanser

Martinsen OG, Grimnes S, Nilsen J, Tronstad C, Jang W, Kim H, Shin K. Calibration of skin hydration measurements. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 161-164, 2007.

Kalvoy H, Grimnes S, Martinsen OG. Needle position determined by tissue impedance. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 205-208, 2007.

Høyum P, Grimnes S, Martinsen OG. Geometry dependencies in tetrapolar electrode systems – a finite element analysis on needle electrodes. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 198-200, 2007.

Tronstad C, Grimnes S, Martinsen OG, Fosse E. Development of a medical device for long-term sweat activity measurements. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 236-239, 2007.

Johnsen GK, Martinsen OG, Grimnes S. Water gradient and calibration of stratum corneum hydration measurements. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp.158-160, 2007.

Jabbari A, Grimnes S, Martinsen OG. Electrodermal response – correlation between potential and conductance. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 747-750, 2007.

Mirtaheri P, Grimnes S, Martinsen OG. Designing a PtCO2 sensor based on conductivity measurements. H. Scharfetter, R. Merva (Eds.): ICEBI 2007, IFMBE Proceedings 17, pp. 300-303, 2007.

Høgetveit JO, Balasingham I, Øyri K, Jensen Ø: Introducing multiple wireless connections to the operating room, interference or not? 3. European Med and Biol Eng Conf, Prague 2005

Martinsen Ø G, Grimnes S, Sundve E: Comparing exogenous and endogenous electrodermal response. 3. European Med & Biol Eng Conf, Prague 2005

Grimnes S: Beautiful bioimpedance models. Tutorial at the 12.Int Conf on Eelctrical Bio-impedance, Gdansk, June 2004

Mirtaheri P, Grimnes S, Martinsen Ø G: Electrode polarization impedance in diluted NaCl solutions. 12.Int Conf on Eelctrical Bio-impedance, Gdansk, June 2004

Kalvøy H, Martinsen Ø G, Grimnes S: Calculating phase angle from bioimpedance modulus measurements. 12.Int Conf on Eelctrical Bio-impedance, Gdansk, June 2004

Grimnes S, Martinsen Ø G: Properties of the Cole impedance model. 12.Int Conf on Electrical Bio-impedance, Gdansk, June 2004.

Rosseland O-E, Nicolaisen F, Martinsen Ø G, Grimnes S: Measured and simulated electrical anisotropy in pork muscle. 12.Int Conf on Eelctrical Bio-impedance, Gdansk, June 2004

Mirtaheri P, Grimnes S, Martinsen Ø G: Electrode polarization in diluted NaCl solutions.  12.Int Conf on Eelctrical Bio-impedance, Gdansk, June 2004

Grimnes S: Recent advances in tissue dispersion analysis and parametric modeling. Invited lecture at the 73.Seminar Int. Center of Biocybernetics, Warsawa 13.-17.Nov 2003

Martinsen Ø G, Grimnes S, Clausen S, Nysæther J B: Bioimpedance measurements add security to electronic fingerprint detectors. Wrld Congr  Med Phys & Biomed Eng, Sydney, 2003

Høgetveit JO, Øyri K, Balasingham I, Sveen O: Implications of Using Invasive Wireless Blood Pressure-Sensors in a Clinical Environment. (World Congress on Medical Physics and Biomedical Engineering) IFMBE Proceedings, 068:06.04B, Telemedicine 2, 2003. ISBN: 1 877040 14 2.

Grimnes S, Martinsen Ø G: Positive phase bioimpedance and system inductive properties.
World Congr Med Phys & Biomed Eng, Sydney, 2003

Martinsen Ø G, Grimnes S: Bioimpedance measurements add security to electronic fingerprint detectors.
World Congr Med Phys & Biomed Eng, Sydney, 2003

”Nordic guidelines for Good Clinical Engineering Practice”. Delt forfatterskap Georgsson, Jensen, Bergsten, Erlandson, Häkkinen, Holmer). Paper presented at World Congress on medical physics and Biomedical engineering, Sydney 24.-29.8.2003.

Aasen AO, Naess L, Høgetveit JO, Sveen O: Ewicum. A Unique ICU Monitoring System for Early Warning and Decision Support. Invited lecture in section "special devices" sept.10, 2002 ATACCC Conference (advanced technology application for combat casualty care).
Proceedings, ATTN: MCMR-PLB. Fort Detrick, MD, USA

Grimnes S. Biosensors and the Bioimpedance Transducing Mechanism. Soc Med Innov & Techn (SMIT), Proc 14.Ann Sci Meet, Oslo, 66-68, 2002

Grimnes S, Martinsen Ø G: Positive phase transfer impedance with the 4-electrode method. Proc 12.Nordic Baltic Conf Biomed Eng & Med Phys, Iceland, 210-11, 2002

Martinsen ØG, Grimnes S: In vivo calibration of the low frequency susceptance technique for skin hydration measurements. Proc 2.Europ Med & Biol Eng Conf, Vienna, p.136, 2002

Martinsen ØG, Grimnes S, Riisnæs K H, Nysæther J B: Life detection in an electronic fingerprint system. Proc 2.Europ Med & Biol Eng Conf, Vienna, p.100, 2002

Mirtaheri P, Grimnes S, Martinsen ØG, Tønnessen TI: Detection of ischemia by monitoring pCO2 in the organ. Proc. Int. Conf. Electr. Bioimp., XI, Oslo, 275-278, 2001.

Elle OJ, Samset E, Bakken A, Høgetveit JO, Fosse E: "Head-tracking in scopic surgical procedures using Robot-held camera and head-mounted stereoscopic display". Lemke,H.U., Vannier M.W., Inamura, K., Farman, A.G., Doi, K. (ed): "Procedings of the 14th International Congress and Exhibition- Computer Assisted Radiology and Surgery (CARS 2000), ICS 1214 (ISBN 0-444-50536-9) San Franscisco, 28 June - 1 July 2000. 2000-06-28:121-127

Martinsen ØG, Grimnes S: On choosing frequency and other parameters for electrical measurement of stratum corneum hydration. Proc. 13th Int. Symp. Bioeng. Skin, Jerusalem, 41, 2000. Skin Res. Technol., 6(3), 159, 2000.

Martinsen ØG, Grimnes S, Aas K: Changes in skin hydration during treatment of children's atopic skin. Proc. 13th Int. Symp. Bioeng. Skin, 76, 2000. Skin Res. Technol., 6(3), 176, 2000.

Martinsen ØG, Grimnes S, Kirkhus T, Mørkrid L, Aas K: Hydration differences between children's normal and atopic skin. Tallinn: Proc. 11th Nordic-Baltic Conf. Biomed. Eng., Med. Biol. Eng. Comput., 37 (suppl.), 338, 1999.

Martinsen ØG, Grimnes S, Mørkrid L, Hareide M: 2D skin admittance mapping does not reveal any acupuncture meridian lines. Tallinn: Proc. 11th Nordic-Baltic Conf. Biomed. Eng., Med. Biol. Eng. Comput., 37 (suppl.), 336-337, 1999.

Løfstedt L, Holmer N-G, Grimnes S, Bergsten O, Bojsen J, Savikurki S, Georgson G: Nordic guidelines for good engineering practice. Tallinn: Proc. 11^th Nordic-Baltic Conf. Biomed. Eng., Med. Biol. Eng. Comput., 37 (suppl.), 121, 1999.

Grimnes S, Piltan H, Martinsen ØG, Gholizadeh G: Threshold of perception of dc current in human skin – a function of current or current density? Proc. Int. Conf. Electr. Bioimp., X, Barcelona, 139-142, 1998.

Høgetveit JO, Sveen O, Aasen AO: EWICUM - Early Warning Intensive Care Unit Monitoring System (10. European Congress of Anaesthesiology). Abstract book by Abbott and Glaxo Wellcome. Frankfurt, Tyskland, 1998.

Grimnes S, Boysen J, Georgson G, Løfstedt L, Savikurki S: Prices on Electromedical equipment, differences between the Nordic countries. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), 1212, 1997.

Grimnes S, Martinsen ØG, Lilleås F, Piltan H, Gholizadeh G: Metal objects and image distortion in an open MRT prototype. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), 770, 1997.

Grimnes S, Martinsen ØG, Lilleås F, Gholizadeh G, Piltan H: Perception phenomena in an open MRT prototype. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), part 1, 41, 1997.

Martinsen ØG, Grimnes S, Nilsen SH: The risk of misleading interpretations when modelling multiple dispersions with Cole-plots in the complex plane. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), part 1, 332, 1997.

Martinsen ØG, Grimnes S, Høyum P: Disturbance of electrosurgery current distribution by passive metallic implants. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), part 1, 8, 1997.

Martinsen ØG, Grimnes S, Nilsen SH: New measuring cells for absolute water content and electrical admittance of keratinised tissues. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys, Nice, Med. Biol. Eng. Comput., 35(suppl.), part 1, 348, 1997.

Grimnes S, Martinsen ØG, Høyum P: Sources of error in skin hydration electrical measurements – influence of frequency on measurement depth. Proc. 3 rd Int. Symp. Irritant Contact Dermatitis / Eur. Symp. Int. Soc. Bioeng. Skin, Experimental Dermatology, 6(5), 265, 1997.

Martinsen ØG, Grimnes S, Nilsen S: Absolute water content and electrical admittance of human nail. Proc. 3 rd Int. Symp. Irritant Contact Dermatitis / Eur. Symp. Int. Soc. Bioeng. Skin, Experimental Dermatology, 6(5), 264, 1997.

Grimnes S, Martinsen ØG, Lilleås F, Piltan H, Gholizadeh G: Metal objects and image distortion in an open MRT prototype. Proc. 18th Int. Conf. Med. Biol. Eng. / 11th Int. Conf. Med. Phys., Med. Biol. Eng. Comput., 35(suppl.), part 2, 770, 1997.

Sveen O, Høgetveit JO, Aasen AO: EWICUM, an Early Warning Monitoring System for Data Presentation in the ICU. (Fourth International Congress on the Immune Consequences of Trauma, Shock and Sepsis), Suppl. Shock, 1997, 7, 10 (Abstract 40).

Aasen AO, Solberg R, Høgetveit JO, Sveen O: Protease cascades in intraabdominal infection. (Fourth International Congress on the Immune Consequences of Trauma, Shock and Sepsis), Suppl. Shock, 1997, 7, 136 (Abstract 541).

Sveen O, Høgetveit JO, Aasen AO: EWICUM, an Early Warning Monitorng System for Data Presentation in the ICU. (Proceedings from the Fourth International Congress on the Immune Consequences of Trauma, Shock and Sepsis), Monduzzi Editore, 1997, 717-720.

Sveen O, Høgetveit JO, Aasen AO: SICUM, A New Monitoring System for Data Presentation in the ICU. (7^th Annual Meeting of the Society for Technology in Anesthesia), Journal of Clinical Monitoring, Nov. 1997

Sveen O, Høgetveit JO, Aasen AO: EWICUM, Early Warning Intensive Care Unit Monitoring System. (7^th World Congress of Intensive & Critical Care Medicine), Final program, 1997, 89 (Abstract 286).

Sveen O, Høgetveit JO, Aasen AO: The EWICUM Data Presentation System. (European Research Network on Surgical Infections), Heidelberg, 1997.

Sveen O, Høgetveit JO, Aasen AO: EWICUM - Early Warning Intensive Care Unit Monitoring. 6^th Vienna Shock Forum. Wien, Austria: Suppl. Shock, 1997, 8, 37 (Abstract 106).

Sveen O, Høgetveit JO, Aasen AO: An intensive care unit data presentation system for critical biochemical variables and scoring systems. (Vienna International Anesthesiology & Intensive Care Congress, Acta Anaesthesiologica Scandinavica, 1996, Suppl. 40, 236 (Abstract 110).

Martinsen ØG, Grimnes S, Nilsen SH: Separation of electrode polarization from bioimpedance data. Proc. Int. Conf. Bioelectromagnetism I, Tampere, Med. Biol. Eng. Comput., 34(suppl.), part 2, 169-170, 1996.

Martinsen ØG, Grimnes S, Mirtaheri P: Electrical properties of fish muscle post mortem. Proc. Int. Conf. Bioelectromagnetism I, Tampere, Med. Biol. Eng. Comput., 34, supp.1, part 2, 187-188, 1996.

Martinsen ØG, Grimnes S: The moisturizing effect of different skin care products. Proc. 11th Int. Symp. Bioeng. Skin, Skin Research and Technology, 1996, 2(4), 227.

Grimnes S, Martinsen ØG, Mørk C: Can skin hydration be estimated from electrical measurements? Proc. 11th Int. Symp. Bioeng. Skin, Skin Research and Technology, 2(4), 213, 1996.

Martinsen ØG, Grimnes S: Sources of error in electrical measurements of skin hydration. Proc. 11th Int. Symp. Bioeng. Skin, Skin Research and Technology, 2(4), 213, 1996.

Martinsen ØG, Grimnes S: The moisturizing effect of different skin care products. Proc. 11th Int. Symp. Bioeng. Skin, Skin Research and Technology, 2(4), 221, 1996.

Martinsen ØG, Grimnes S, Salim M, Mørk C: The influence of some electrical parameters on the iontophoretic treatment of hyperhidrosis. Proc. 11th Int. Symp. Bioeng. Skin, Skin Research and Technology, 2(4), 216, 1996.

Martinsen ØG, Grimnes S, Kongshaug E: Electrical admittance of human skin, hair and nail. Proc. Int. Conf. Electr. Bioimp., IX, 348-351, Heidelberg 1995.

Martinsen ØG, Grimnes S: Counterion polarization in microporous membranes. Proc. Int. Conf. Electr. Bioimp., IX, 319-321, Heidelberg 1995.

Martinsen ØG, Grimnes S, Henriksen I: Low frequency electrical susceptance and the effect of skin moisturizers. Proc. Int. Conf. Electr. Bioimp., IX, 352-355, Heidelberg 1995.

Mørk C., Slungard Ø, Martinsen ØG, Grimnes S: Undersøkelse av metode for iontoforesebehandling av hyperhidrose. Abstract Årsmøtet i Norsk Dermatologisk Selskap, 04.11.1995.

Pedersen TH, Jensen Ø, Sletbakk RW, Svennevig JL: "The construction of a pressure servo-regulator to avoid deleterious negative pressure on the inlet side of the Bio-Medicus centrifugal pump during ECMO". Proceedings of the 43rd Annual Meeting of The Scandinavian Association for Thoracic Surgery, August 24.-26.1994, Copenhagen.

Berge JA, Magnussen G, Gramstad L, Jensen Ø, Grimnes S: "A New generation of Anestesia Machines", Poster på Med-tek '94, Medisinsk Teknisk Forenings årsmøte 9.-11. mai 1994.

Berge J A, Gramstad L, Jensen Ø: "A training simulator for detecting equipment failures in the anaestetic machine". Poster på Med-tek '94, Medisinsk Teknisk årsmøte 9.-11. mai 1994.

Pedersen TH, Jensen Ø, Svennevig JL: "The construction of a pressure servo-regulator to avoid deleterious negative pressure on the inlet side of the Bio-Medicus centrifugal pump during ECMO". Proceedings of the International ECMO conference, 3rd European Congress of Extracorporeal Life Support, April 20.-23.1994, University of Leicester.

Mørkrid L, Grimnes S: Correlation between palmar skin electrical admittance parameters, age and sex. Wrld Congr Med Physics and Biomedical Eng. Rio de Janeiro 1994, OS29-2.2

Zhi-Gui Qiao, Mørkrid L, Grimnes S: Frequency characteristic of electrodermal responses in admittance parameters of the palmar skin. Wrld Congr Med Physics and Biomedical Eng. Rio de Janeiro 1994, OS29-2.4.

Zhi-Gui Qiao, Mørkrid L, Grimnes S: Theoretical foundations & validity of the Cole-Cole equation. Wrld Congr Med Physics and Biomedical Eng. Rio de Janeiro 1994, PS29-1.4

Martinsen ØG, Grimnes S, Hareide M: 2D skin admittance mapping. Proc. Annu. Int. Conf. IEEE Eng. Med. Biol. Soc., 16, 892-893, 1994.

Berge JA, Magnussen G, Gramstad L, Jensen Ø, Grimnes S: "A New generation of Anestesia Machines", Poster på Årsmøte Norsk anestesiologisk forening, Soria Moria 27.-29.10.93.

Berge JA, Gramstad L, Jensen Ø: "A training simulator for detecting equipment failures in the anaestetic machine". Poster at COMETT european symposium "Quality management for Health care services and Medical device suppliers", Rigshospitalet København 6.-7.9.93.

Kløw NE, Abildgaard A, Jensen Ø: "A fiberoptic catheter for measuring transstenotic pressure gradients in coronary arteries: In vitro validation". Paper presented at CIRSE 93, Annual meeting and Postgraduate course of the Cardiovascular and Interventional Radiological Society of Europe, Budapest June 20 - 24, 1993.

Rørholt AB, Jensen Ø, Farstad T: "Development of a new method of measuring ventilatory volumes for use with continous flow infant ventilators". IXth Nordic Meeting on Medical and Biological Engineering June 13-16, 1993, Lund, Sweden. Paper 5.4 in session "Intensive care".

Jensen Ø: "Damping devices and waveform rendition in Invasive blood pressure monitoring systems", IXth Nordic Meeting on Medical and Biological Engineering June 13-16, 1993, Lund, Sweden. Paper 5.2 in session "Intensive care".

Martinsen ØG, Grimnes S, Kongshaug ES: Ambient relative humidity and the electrical properties of human hair. Proc. Annu. Int. Conf. IEEE Eng. Med. Biol. Soc., 15, 1592, 1993.

Zhi-Gui Qiao, Martinsen ØG, Grimnes S: Skin hydration assessment by extremely low frequency susceptance measurements. Poster Blindernkonferansen 1993, Oslo 1993.

Zhi-Gui Qiao, Martinsen ØG, Grimnes S: Skin hydration assessment by extremely low frequency susceptance measurements. Poster Blindernkonferansen 1993, Oslo 1993.

Martinsen ØG, Grimnes S, Karlsen J: Four-electrode measurements on microporous membranes related to dielectric properties of human skin. Proc. Annu. Int. Conf. IEEE Eng. Med. Biol. Soc., 14, 2384-2385, 1992.

Martinsen ØG, Grimnes S, Karlsen J: A pocket size skin admittance meter with three-electrode system and lock-in technique. Skin pharmacol., 5, 235, 1992.

Martinsen ØG, Grimnes S, Karlsen J: Development of an instrument for in vivo evaluation of the effect of topical preparations. Poster Farmasidagene -92, Norsk Farmaceutisk Selskap, Oslo 1992.

Svenningsen L, Lindemann R, Eidal T, Jensen Ø: "Relationship between neonatal conditions at birth after vacuum extraction (VE) and the applied tractive force", Proceedings of Nordisk Kongress Perinatal Medisin, Reykjavik, 9.-12. juni 1987.

Solheim G, Grimnes S, Jensen Ø: "Personal dosimetry for electrostatic fields. A new measuring device", Paper B17, 7th Nordic Meeting on Medical and Biological Engineering, Trondheim 28.6.-1.7.1987.

Svenningsen L, Jensen Ø: "A method for the measurement of the compressional forces acting on the fetal head during labour", Paper A25, 7th Nordic Meeting on Medical and Biological Engineering, Trondheim 28.6.-1.7.1987.

Jensen Ø, Grimnes S: "Electrostatic charging of personnel wearing hospital uniform garments. Measuring methods and results", Paper B14, 7th Nordic Meeting on Medical and Biological Engineering, Trondheim 28.6.-1.7.1987.

Wien, Jensen Ø, Grimnes S: "Development of a special purpose Pascal program for analysis of data collected with a portable anritsu datalogger". Paper C18, 7th Nordic Meeting on Medical and Biological Engineering, Trondheim 28.6.-1.7.1987.

Jensen Ø: "Presssure units conversion: A computer algorithm for efficient computation", Proceedings of the XIV International Conference on Medical and Biological Engineering, Espoo Finland 12.-16.8.1985.

Svenningsen L, Jensen Ø: "A fibre-optic transducer for measurement of intrauterine pressure", Proceedings of the 11th World congress on Obstetrics and Gynecology, Berlin 15.-20. sept. 1985.

Grimnes S, Qiao Z: Electrical measurements, ionic permeability of the skin. Proc Int Symp Skin Care & Function, Oslo, 1985

Jensen Ø: "A digital method for the generation of logarithmic sweeps", Paper DEM21, Biological Engineering Society 6th Nordic Conference, Aberdeen 22.-26. July 1984.

Jensen Ø: "The influence of stopcocks and flushvalve on the dynamic response of invasive pressure monitoring systems", Paper 2.1, Congress on Medical Instrumentation, Essential Qualities, Amsterdam 27.-30. May, 1984.

Svenningsen L, Jensen Ø: "Fetal head compression during the second stage of labour", Proceedings from the 2nd Int Conf Fetal and Neonatal Physiol. Measurements, Oxford 2.-4. April 1984, paper P37.

Svenningsen L, Jensen Ø: "A fibre-optic transducer for intrauterine pressure measurements", Proceedings from the 2nd Int Conf Fetal and Neonatal Physiol. Measurements, Oxford 2.-4. April 1984, paper D3.

Grimnes S: Skin capacitance as a measure of effective electrode area. Proc Wrld Congr Med Phys & Biomed Eng, Hamburg, 7.16, 1982

Grimnes S: Electrical breakdown of dry skin. Proc V Nord Meet Med Biol Eng, Linkøping, 94-96, 1981

Grimnes S: Cuteneous sensation of 50 Hz current down to below 10 m A. Proc IV Nord Meet Med Biol Eng, Lyngby/Copenhagen, 3/1-3/3, 1977

Grimnes S: Catheter Electrode for Absolute Determination of Oxygen Tension. Digest 7.Int Conf Med & Biological Eng Stockholm, 278, 1967