Per Steinar Halvorsen

Bilde av Per Steinar Halvorsen
English version of this page
Brukernavn
Besøksadresse Sognsvannsveien 20 avsnitt D6 OUS Rikshospitalet 0372 Oslo
Postadresse Oslo universitetssykehus Rikshospitalet 0424 Oslo

Publikasjoner

  • Wisløff-Aase, Kristin; Skulstad, Helge; Haugaa, Kristina Ingrid Helena Hermann; Lingaas, Per Snorre; Beitnes, Jan Otto & Halvorsen, Per Steinar [Vis alle 7 forfattere av denne artikkelen] (2022). Myocardial electrophysiological and mechanical changes caused by moderate hypothermia—A clinical study. Physiological Reports. ISSN 2051-817X. 10:e15259(8), s. 1–10. doi: 10.14814/phy2.15259.
  • Wisløff-Aase, Kristin; Skulstad, Helge; Beitnes, Jan Otto; Lundblad, Runar; Halvorsen, Per Steinar & Fiane, Arnt Eltvedt [Vis alle 7 forfattere av denne artikkelen] (2022). Left Ventricular Function Changes Induced by Moderate Hypothermia Are Rapidly Reversed after Rewarming - A Clinical Study. Critical Care Medicine. ISSN 0090-3493. 50(1), s. E52–E60. doi: 10.1097/CCM.0000000000005170.
  • Krogh, Magnus Reinsfelt; Halvorsen, Per Steinar; Grymyr, Ole-Johannes Holm Nielsen; Bergsland, Jacob; Elle, Ole Jakob & Fosse, Erik [Vis alle 7 forfattere av denne artikkelen] (2021). Continuous Estimation of Acute Changes in Preload Using Epicardially Attached Accelerometers . IEEE Transactions on Biomedical Engineering. ISSN 0018-9294. 68(7), s. 2067–2075. doi: 10.1109/TBME.2020.3020358.
  • Storm, Benjamin; Halvorsen, Per Steinar; Skulstad, Helge; Dybwik, Knut Gustav; Schjalm, Camilla & Christiansen, Dorte [Vis alle 11 forfattere av denne artikkelen] (2021). Open chest and pericardium facilitate transpulmonary passage of venous air emboli. Acta Anaesthesiologica Scandinavica. ISSN 0001-5172. 65(5), s. 648–655. doi: 10.1111/aas.13796. Fulltekst i vitenarkiv
  • El-Ganainy, Noha; Balasingham, Ilangko; Halvorsen, Per Steinar & Rosseland, Leiv Arne (2020). A New Real Time Clinical Decision Support System Using Machine Learning for Critical Care Units. IEEE Access. ISSN 2169-3536. 8. doi: 10.1109/ACCESS.2020.3030031.
  • Espinoza, Andreas Westenvik; Kerans, Viesturs; Bugge, Jan F; Skulstad, Helge & Halvorsen, Per Steinar (2020). Left Ventricular Function During Epinephrine Stimulation and Hypothermia: Effects at Spontaneous and Paced Heart Rates in a Porcine Model. Therapeutic Hypothermia and Temperature Management. ISSN 2153-7658. s. 35–44. doi: 10.1089/ther.2019.0035.
  • Wisløff-Aase, Kristin; Kerans, Viesturs; Haugaa, Kristina; Halvorsen, Per Steinar; Skulstad, Helge & Espinoza, Andreas Westenvik (2020). Changes in left ventricular electromechanical relations during targeted hypothermia. Intensive Care Medicine Experimental. ISSN 2197-425X. doi: 10.1186/s40635-020-00363-7. Fulltekst i vitenarkiv
  • Wajdan, Ali; Krogh, Magnus Reinsfelt; Villegas-Martinez, Manuel; Halvorsen, Per Steinar; Elle, Ole Jacob & Remme, Espen W. (2020). Automatic detection of valve events by epicardial accelerometer allows estimation of the left ventricular pressure trace and pressure–displacement loop area. Scientific Reports. ISSN 2045-2322. 10. doi: 10.1038/s41598-020-76637-7. Fulltekst i vitenarkiv
  • Sævik, Marte; Beitnes, Jan Otto; Aaberge, Lars & Halvorsen, Per Steinar (2020). Safety and feasibility of dobutamine stress echocardiography in symptomatic high gradient aortic stenosis patients scheduled for transcatheter aortic valve implantation. Journal of Clinical Ultrasound. ISSN 0091-2751. doi: 10.1002/jcu.22915. Fulltekst i vitenarkiv
  • Schalit, Itai; Espinoza, Andreas Westenvik; Pettersen, Fred-Johan; Snartland, Steinar; Ringdal, Mari-Anne I Lindstein & Nilsen-Hoel, Tom [Vis alle 10 forfattere av denne artikkelen] (2020). Detection of thromboembolic events and pump thrombosis in heartware HVAD using accelerometer in a porcine model. ASAIO journal (1992). ISSN 1058-2916. s. 38–48. doi: 10.1097/MAT.0000000000000954.
  • Karlsen, Hilde; Bergan, Harald Arne; Halvorsen, Per Steinar; Sunde, Kjetil; Qvigstad, Eirik & Andersen, Geir Øystein [Vis alle 8 forfattere av denne artikkelen] (2019). Esmolol for cardioprotection during resuscitation with adrenaline in an ischaemic porcine cardiac arrest model. Intensive Care Medicine Experimental. ISSN 2197-425X. 7(65), s. 1–14. doi: 10.1186/s40635-019-0279-5. Fulltekst i vitenarkiv
  • Wajdan, Ali; Krogh, Magnus Reinsfelt; Villegas-Martinez, Manuel; Halvorsen, Per Steinar; Grymyr, Ole-Johannes Holm Nielsen & Elle, Ole Jacob [Vis alle 7 forfattere av denne artikkelen] (2019). Monitoring cardiac function by accelerometer -Detecting start systole from the acceleration signal makes additional ECG recordings for R-peak detection redundant. IEEE Engineering in Medicine and Biology Society. Conference Proceedings. ISSN 1557-170X. s. 4922–4925. doi: 10.1109/EMBC.2019.8856417. Fulltekst i vitenarkiv
  • Lu, Pengfei; Veletic, Mladen; Laasmaa, Martin; Vendelin, Marko; Louch, William Edward & Halvorsen, Per Steinar [Vis alle 8 forfattere av denne artikkelen] (2019). Multi-nodal nano-actuator pacemaker for energy-efficient stimulation of cardiomyocytes. Nano Communication Networks. ISSN 1878-7789. 22:100270, s. 1–11. doi: 10.1016/j.nancom.2019.100270. Fulltekst i vitenarkiv
  • Dahle, Gry; Helle-Valle, Thomas Michael; Beitnes, Jan Otto; Espinoza, Andreas Westenvik; Halvorsen, Per Steinar & Rein, Kjell Arne (2019). Single-centre first experience with transapical transcatheter mitral valve replacement with an apical tether: Factors influencing screening outcomes. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 28(5), s. 695–703. doi: 10.1093/icvts/ivy343.
  • al Batat, Mohammad; Bergsland, Jacob; Arevalo, Hermenegild; Odland, Hans Henrik; Bose, Pritam & Halvorsen, Per Steinar [Vis alle 7 forfattere av denne artikkelen] (2019). Technological and clinical challenges in lead placement for cardiac rhythm management devices. Annals of Biomedical Engineering. ISSN 0090-6964. 48, s. 26–46. doi: 10.1007/s10439-019-02376-0. Fulltekst i vitenarkiv
  • Carling, Johan Ulrik; Barkhatov, Leonid; Reims, Henrik Mikael; Storås, Tryggve; Courivaud, Fredric A A & Kazaryan, Airazat M. [Vis alle 10 forfattere av denne artikkelen] (2019). Can we ablate liver lesions close to large portal and hepatic veins with MR-guided HIFU? An experimental study in a porcine model. European Radiology. ISSN 0938-7994. 29(9), s. 5013–5021. doi: 10.1007/s00330-018-5996-8.
  • Pischke, Søren; Hestenes, Siv Merete; Johansen, Harald Thidemann; Fure, Hilde; Bugge, Jan F & Espinoza, Andreas Westenvik [Vis alle 12 forfattere av denne artikkelen] (2019). Sepsis causes right ventricular myocardial inflammation independent of pulmonary hypertension in a porcine sepsis model. PLOS ONE. ISSN 1932-6203. 14:e0218624(6). doi: 10.1371/journal.pone.0218624. Fulltekst i vitenarkiv
  • El-Ganainy, Noha; Balasingham, Ilangko; Halvorsen, Per Steinar & Rosseland, Leiv Arne (2019). On the performance of hierarchical temporal memory predictions of medical streams in real time. International Symposium on Medical Information and Communication Technology. ISSN 2326-828X. 2019-May:8743902. doi: 10.1109/ISMICT.2019.8743902. Fulltekst i vitenarkiv
  • Krogh, Magnus Reinsfelt; Halvorsen, Per Steinar; Elle, Ole Jacob; Bergsland, Jacob & Remme, Espen W. (2019). Dynamic gravity compensation does not increase detection of myocardial ischemia in combined accelerometer and gyro sensor measurements. Scientific Reports. ISSN 2045-2322. 9(1). doi: 10.1038/s41598-018-35630-x. Fulltekst i vitenarkiv
  • Schalit, Itai; Espinoza, Andreas Westenvik; Pettersen, Fred-Johan; Thiara, Amrit Paul Singh; Karlsen, Hilde & Sørensen, Gro [Vis alle 9 forfattere av denne artikkelen] (2018). Accelerometer Detects Pump Thrombosis and Thromboembolic Events in an In vitro HVAD Circuit. ASAIO journal (1992). ISSN 1058-2916. 64(5), s. 601–609. doi: 10.1097/MAT.0000000000000699.
  • Hyler, Stefan; Espinoza, Andreas Westenvik; Skulstad, Helge; Fosse, Erik & Halvorsen, Per Steinar (2018). Corrigendum to ‘Left ventricular function can be continuously monitored with an epicardially attached accelerometer sensor’ [Eur J Cardiothorac Surg 2014;46:313–20]. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 54(5). doi: 10.1093/ejcts/ezy340.
  • Bugge, Jan F; Kerans, Viesturs; Nyrerød, Hans Christian & Halvorsen, Per Steinar (2018). Haemodynamic evaluation and optimisation of brain-dead donors with oesophageal Doppler during organ harvesting: A feasibility study. European Journal of Anaesthesiology. ISSN 0265-0215. 35(11), s. 893–895. doi: 10.1097/EJA.0000000000000876.
  • Bergan, Harald Arne; Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Kerans, Viesturs; Skulstad, Helge & Fosse, Erik [Vis alle 7 forfattere av denne artikkelen] (2018). Left ventricle function during therapeutic hypothermia with beta<sub>1</sub>-adrenergic receptor blockade. Therapeutic Hypothermia and Temperature Management. ISSN 2153-7658. 8(3), s. 156–164. doi: 10.1089/ther.2017.0051.
  • Hauge, Karoline Kråkmo; Dahle, Gry; Bendz, Bjørn; Halvorsen, Per Steinar; Abdelnoor, Michael & Mollnes, Tom Eirik [Vis alle 7 forfattere av denne artikkelen] (2018). Reduced inflammatory response by transcatheter, as compared to surgical aortic valve replacement. Scandinavian Cardiovascular Journal. ISSN 1401-7431. 52(1), s. 43–50. doi: 10.1080/14017431.2017.1416157. Fulltekst i vitenarkiv
  • Grymyr, Ole-Johannes; Beitnes, Jan Otto; Eidet, Jo; Tølløfsrud, Stein G.; Fiane, Arnt E & Skulstad, Helge [Vis alle 8 forfattere av denne artikkelen] (2017). Detection of intraoperative myocardial dysfunction by accelerometer during aortic valve replacement. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 24(2), s. 188–195. doi: 10.1093/icvts/ivw326.
  • Krogh, Magnus Reinsfelt; Nghiem, Giang Minh; Halvorsen, Per Steinar; Elle, Ole Jakob; Grymyr, Ole-Johannes & Hoff, Lars [Vis alle 7 forfattere av denne artikkelen] (2017). Gravity compensation method for combined accelerometer and gyro sensors used in cardiac motion measurements. Annals of Biomedical Engineering. ISSN 0090-6964. 45(5), s. 1292–1304. doi: 10.1007/s10439-017-1798-4.
  • Bergan, Harald Arne; Halvorsen, Per Steinar; Skulstad, Helge; Fosse, Erik & Bugge, Jan F (2016). Does therapeutic hypothermia during extracorporeal cardiopulmonary resuscitation preserve cardiac function? Journal of Translational Medicine. ISSN 1479-5876. 14(1). doi: 10.1186/s12967-016-1099-y.
  • Eidet, Jo; Dahle, Gry; Bugge, Jan F; Bendz, Bjørn; Rein, Kjell Arne & Aaberge, Lars [Vis alle 10 forfattere av denne artikkelen] (2016). Long-term outcomes after transcatheter aortic valve implantation: The impact of intraoperative tissue Doppler echocardiography. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 23(3), s. 403–409. doi: 10.1093/icvts/ivw159.
  • Tjulkins, Fjodors; Nguyen Thai, Anh Tuan; Andreassen, Erik; Hoff, Lars; Grymyr, Ole-Johannes & Halvorsen, Per Steinar [Vis alle 7 forfattere av denne artikkelen] (2016). An Implantable Accelerometer-based Heart Monitoring Device with Improved Positional Stability. Journal of Medical Devices. ISSN 1932-6181. 10(4). doi: 10.1115/1.4034574.
  • Secerbegovic, Alma; Bergsland, Jacob; Halvorsen, Per Steinar; Suljanović, Nermin; Mujčić, Aljo & Balasingham, Ilangko (2016). Blood pressure estimation using video plethysmography. IEEE International Symposium on Biomedical Imaging. ISSN 1945-7928. 2016-June, s. 461–464. doi: 10.1109/ISBI.2016.7493307.
  • Gottås, André; Arnestad, Marianne; Halvorsen, Per Steinar; Bachs, Liliana Casulleras & Høiseth, Gudrun (2016). Pharmacokinetics of heroin and its metabolites in vitreous humor and blood in a living pig model. Forensic Toxicology. ISSN 1860-8965. 34, s. 277–285. doi: 10.1007/s11419-016-0315-z.
  • Eidet, Jo; Dahle, Gry; Bugge, Jan F; Bendz, Bjørn; Rein, Kjell Arne & Aaberge, Lars [Vis alle 10 forfattere av denne artikkelen] (2016). Intraoperative improvement in left ventricular peak systolic velocity predicts better short-term outcome after transcatheter aortic valve implantation. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 22(1), s. 5–12. doi: 10.1093/icvts/ivv277.
  • Kerans, Viesturs; Espinoza, Andreas Westenvik; Skulstad, Helge; Halvorsen, Per Steinar; Edvardsen, Thor & Bugge, Jan F (2015). Systolic left ventricular function is preserved during therapeutic hypothermia, also during increases in heart rate with impaired diastolic filling. Intensive Care Medicine Experimental. ISSN 2197-425X. 3(6). doi: 10.1186/s40635-015-0041-6.
  • Nguyen Thai, Anh Tuan; Tjulkins, Fjodors; Aasmundtveit, Knut Eilif; Hoivik, Nils; Hoff, Lars & Grymyr, Ole-Johannes [Vis alle 8 forfattere av denne artikkelen] (2015). Development of a Multifunctional Implantable Heart Monitoring Device. Journal of Microelectronics and Electronic Packaging. ISSN 1551-4897. 12(4), s. 171–180. doi: 10.4071/imaps.476.
  • Grymyr, Ole-Johannes; Nguyen Thai, Anh Tuan; Tjulkins, Fjodors; Espinoza, Andreas Westenvik; Remme, Espen W. & Skulstad, Helge [Vis alle 9 forfattere av denne artikkelen] (2015). Continuous monitoring of cardiac function by 3-dimensional accelerometers in a closed-chest pig model. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 21(5), s. 573–582. doi: 10.1093/icvts/ivv191.
  • Bergan, Harald Arne; Halvorsen, Per Steinar; Skulstad, Helge; Edvardsen, Thor; Fosse, Erik & Bugge, Jan F (2015). Successful ECMO-cardiopulmonary resuscitation with the associated post-arrest cardiac dysfunction as demonstrated by MRI. Intensive Care Medicine Experimental. ISSN 2197-425X. 3. doi: 10.1186/s40635-015-0061-2. Fulltekst i vitenarkiv
  • Eidet, Jo; Dahle, Gry; Bugge, Jan F; Bendz, Bjørn; Rein, Kjell Arne & Fosse, Erik [Vis alle 8 forfattere av denne artikkelen] (2015). Transcatheter aortic valve implantation and intraoperative left ventricular function: A myocardial tissue Doppler imaging study. Journal of Cardiothoracic and Vascular Anesthesia. ISSN 1053-0770. 29(1), s. 115–120. doi: 10.1053/j.jvca.2014.10.016.
  • Espinoza, Andreas Westenvik; Neumann, Kirill; Halvorsen, Per Steinar; Sundset, Arve; Kongerud, Johny & Fosse, Erik (2015). Critical airway obstruction: Challenges in airway management and ventilation during therapeutic bronchoscopy. Journal of Bronchology & Interventional Pulmonology. ISSN 1944-6586. 22(1), s. 41–47. doi: 10.1097/LBR.0000000000000127.
  • Hyler, Stefan; Pischke, Søren Erik; Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Bergsland, Jacob & Tønnessen, Tor Inge [Vis alle 8 forfattere av denne artikkelen] (2015). Continuous monitoring of regional function by a miniaturized ultrasound transducer allows early quantification of low-grade myocardial ischemia. Journal of the American Society of Echocardiography. ISSN 0894-7317. 28(4), s. 486–494. doi: 10.1016/j.echo.2014.12.014.
  • Floor, Pål Anders; Chavez-Santiago, Raul; Brovoll, Sverre; Aardal, Øyvind; Bergsland, Jacob & Grymyr, Ole-Johannes [Vis alle 9 forfattere av denne artikkelen] (2015). In-body to on-body Ultrawideband propagation model derived from measurements in living animals. IEEE journal of biomedical and health informatics. ISSN 2168-2194. 19(3), s. 938–948. doi: 10.1109/JBHI.2015.2417805. Fulltekst i vitenarkiv
  • Grymyr, Ole-Johannes; Remme, Espen W.; Espinoza, Andreas Westenvik; Skulstad, Helge; Elle, Ole Jakob & Fosse, Erik [Vis alle 7 forfattere av denne artikkelen] (2015). Assessment of 3D motion increases the applicability of accelerometers for monitoring left ventricular function. Interactive Cardiovascular and Thoracic Surgery. ISSN 1569-9293. 20(3), s. 329–337. doi: 10.1093/icvts/ivu404.
  • Pischke, Søren Erik; Hyler, Stefan; Tronstad, Christian; Bergsland, Jacob; Fosse, Erik & Halvorsen, Per Steinar [Vis alle 8 forfattere av denne artikkelen] (2015). Myocardial tissue CO2 tension detects coronary blood flow reduction after coronary artery bypass in real-time. British Journal of Anaesthesia. ISSN 0007-0912. 114(3), s. 414–422. doi: 10.1093/bja/aeu381.
  • Tjulkins, Fjodors; Nguyen Thai, Anh Tuan; Andreassen, Erik; Aasmundtveit, Knut Eilif; Høivik, Nils Deneke & Hoff, Lars [Vis alle 9 forfattere av denne artikkelen] (2015). Fabrication and assembly of MEMS accelerometer-based heart monitoring device with simplified, one step placement. Journal of Medical Engineering & Technology. ISSN 0309-1902. 39(1), s. 69–74. doi: 10.3109/03091902.2014.981307.
  • Tjulkins, Fjodors; Nguyen Thai, Anh Tuan; Andreassen, Erik; Hoivik, Nils; Aasmundtveit, Knut Eilif & Hoff, Lars [Vis alle 9 forfattere av denne artikkelen] (2014). MEMS-based implantable heart monitoring system with integrated pacing function, 2014 IEEE 64th Electronic Components and Technology Conference (ECTC), 27-30 May 2014, Florida, USA. IEEE conference proceedings. ISSN 978-1-4799-2406-6. s. 139–144. doi: 10.1109/ECTC.2014.6897279.
  • Nguyen Thai, Anh Tuan; Tjulkins, Fjodors; Aasmundtveit, Knut Eilif; Hoivik, Nils; Hoff, Lars & Grymyr, Ole-Johannes [Vis alle 8 forfattere av denne artikkelen] (2014). Packaging of a Multifunctional Implantable Heart Monitoring Device. I Courtois, Bernard; Karam, Jean Michel; Marcelli, Romolo; Megherbi, Souhil; Mita, Yoshio; Nouet, Pascal & Yeh, J. Andrew (Red.), Symposium on Design, test, Integration & Packaging of MEMS/MOEMS, Cannes, France, 1-4 April, 2014. EDA Publishing Association. ISSN 9782355000287. s. 322–327. doi: 10.1109/dtip.2014.7056657.
  • Courivaud, Fredric A A; Kazaryan, Airazat M.; Lund, Alice; Orszagh, Vivian C; Svindland, Aud & Marangos, Irina Pavlik [Vis alle 11 forfattere av denne artikkelen] (2014). Thermal fixation of swine liver tissue after magnetic resonance-guided high-intensity focused ultrasound ablation. Ultrasound in Medicine and Biology. ISSN 0301-5629. 40(7), s. 1564–1577. doi: 10.1016/j.ultrasmedbio.2014.02.007.
  • Hestenes, Siv Merete; Halvorsen, Per Steinar; Skulstad, Helge; Remme, Espen; Espinoza, Andreas Westenvik & Hyler, Stefan [Vis alle 10 forfattere av denne artikkelen] (2014). Advantages of strain echocardiography in assessment of myocardial function in severe sepsis: An experimental study. Critical Care Medicine. ISSN 0090-3493. 42(6), s. e432–e440. doi: 10.1097/CCM.0000000000000310.
  • Hyler, Stefan; Espinoza, Andreas Westenvik; Skulstad, Helge; Fosse, Erik & Halvorsen, Per Steinar (2014). Left ventricular function can be continuously monitored with an epicardially attached accelerometer sensor. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 46(2), s. 313–320. doi: 10.1093/ejcts/ezt653.
  • Espinoza, Andreas Westenvik; Kerans, Viesturs; Opdahl, Anders; Skulstad, Helge; Halvorsen, Per Steinar & Bugge, Jan F [Vis alle 8 forfattere av denne artikkelen] (2013). Effects of Therapeutic Hypothermia on Left Ventricular Function Assessed by Ultrasound Imaging. Journal of the American Society of Echocardiography. ISSN 0894-7317. 26(11), s. 1353–1363. doi: 10.1016/j.echo.2013.06.021.
  • Pischke, Søren Erik; Tronstad, Christian; Holhjem, Lars; Halvorsen, Per Steinar & Tønnessen, Tor Inge (2012). Perioperative detection of myocardial ischaemia/reperfusion with a novel tissue CO2 monitoring technology. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 42(1), s. 157–163. doi: 10.1093/ejcts/ezr278.
  • Remme, Espen W.; Hoff, Lars; Halvorsen, Per Steinar; Opdahl, Anders; Fosse, Erik & Elle, Ole Jakob (2012). Simulation model of cardiac three dimensional accelerometer measurements. Medical Engineering and Physics. ISSN 1350-4533. 34(7), s. 990–998. doi: 10.1016/j.medengphy.2012.04.015.
  • Wester, Torjus; Häggblad, Erik; Ahmed, Zaheer; Barratt-Due, Andreas; Kvernebo, Mari Skylstad & Halvorsen, Per Steinar [Vis alle 8 forfattere av denne artikkelen] (2011). Assessments of skin and tongue microcirculation reveals major changes in porcine sepsis. Clinical Physiology and Functional Imaging. ISSN 1475-0961. 31(2), s. 151–158. doi: 10.1111/j.1475-097X.2010.00994.x.
  • Ahmed, Zaheer; Häggblad, Erik; Wester, Torjus; Kvernebo, Mari Skylstad; Halvorsen, Per Steinar & Kvernebo, Knut (2011). Diffuse reflectance spectroscopy: Systemic and microvascular oxygen saturation is linearly correlated and hypoxia leads to increased spatial heterogeneity of microvascular saturation. Microvascular Research. ISSN 0026-2862. 81(3), s. 245–251. doi: 10.1016/j.mvr.2011.02.004.
  • Johansson, Martin L.; Thomsen, Peter; Hultén, Leif; Halvorsen, Per Steinar; Fosse, Erik & Edwin, Bjørn (2011). Integration between a percutaneous implant and the porcine small bowel. Journal of Biomedical Materials Research. Part B - Applied biomaterials. ISSN 1552-4973. 98B(1), s. 101–109. doi: 10.1002/jbm.b.31838.
  • Espinoza, Andreas Westenvik; Halvorsen, Per Steinar; Skulstad, Helge; Lundblad, Runar; Bugge, Jan Frederik & Hoff, Lars [Vis alle 8 forfattere av denne artikkelen] (2011). Automated detection of myocardial ischaemia by epicardial miniature ultrasound transducers - a novel tool for patient monitoring during cardiac surgery. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 39(1), s. 53–59. doi: 10.1016/j.ejcts.2010.03.067.
  • Espinoza, Andreas Westenvik; Halvorsen, Per Steinar; Hoff, Lars; Skulstad, Helge; Fosse, Erik & Ihlen, Halfdan [Vis alle 7 forfattere av denne artikkelen] (2010). Detecting myocardial ischaemia using miniature ultrasonic transducers - a feasibility study in a porcine model. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 37(1), s. 119–126. doi: 10.1016/j.ejcts.2009.05.013.
  • Wester, Torjus; Häggblad, Erik; Ahmed, Zaheer; Barratt-Due, Andreas; Kvernebo, Mari Skylstad & Halvorsen, Per Steinar [Vis alle 8 forfattere av denne artikkelen] (2010). Assessments of skin and tongue microcirculation reveals major changes in porcine sepsis. Clinical Physiology and Functional Imaging. ISSN 1475-0961. doi: 10.1111/j.1475-097X.2010.00994.x..
  • Halvorsen, Per Steinar; Remme, Espen W.; Espinoza, Andreas Westenvik; Skulstad, Helge; Lundblad, Runar & Bergsland, Jacob [Vis alle 11 forfattere av denne artikkelen] (2010). Automatic real-time detection of myocardial ischemia by epicardial accelerometer. Journal of Thoracic and Cardiovascular Surgery. ISSN 0022-5223. 139(4), s. 1026–1032. doi: 10.1016/j.jtcvs.2009.05.031.
  • Remme, Espen; Hoff, Lars; Halvorsen, Per Steinar; Nærum, Edvard; Skulstad, Helge & Fleischer, Lars Albert [Vis alle 8 forfattere av denne artikkelen] (2009). Validation of cardiac accelerometer sensor measurements. Physiological Measurement. ISSN 0967-3334. 30(12).
  • Halvorsen, Per Steinar; Fleischer, Lars Albert; Espinoza, Andreas; Elle, Ole Jakob; Hoff, Lars & Skulstad, Helge [Vis alle 8 forfattere av denne artikkelen] (2009). Detection of myocardial ischaemia by epicardial accelerometers in the pig. British Journal of Anaesthesia. ISSN 0007-0912. 102(1), s. 29–37.
  • Bergsland, Jacob; Lingaas, Per Snorre; Skulstad, Helge; Hol, Per Kristian; Halvorsen, Per Steinar & Andersen, Rune [Vis alle 11 forfattere av denne artikkelen] (2009). Intracoronary Shunt Prevents Ischemia in Off-Pump Coronary Artery Bypass Surgery. Annals of Thoracic Surgery. ISSN 0003-4975. 87(1), s. 54–60. doi: 10.1016/j.athoracsur.2008.08.032.
  • Remme, Espen W.; Hoff, Lars; Halvorsen, Per Steinar; Nærum, Edvard; Skulstad, Helge & Fleischer, Lars Albert [Vis alle 8 forfattere av denne artikkelen] (2009). Validation of Cardiac Accelerometer Sensor Measurements. Physiological Measurement. ISSN 0967-3334. 30(12), s. 1429–1444. doi: 10.1088/0967-3334/30/12/010.
  • Espinoza, Andreas Westenvik; Halvorsen, Per Steinar; Hoff, Lars; Skulstad, Helge; Fosse, Erik & Ihlen, Halfdan [Vis alle 7 forfattere av denne artikkelen] (2009). Detecting myocardial ischaemia using miniature ultrasonic transducers - a feasibility study in a porcine model. European Journal of Cardio-Thoracic Surgery. ISSN 1010-7940. 37, s. 119–126. doi: 10.1016/j.ejcts.2009.05.013.
  • Fleischer, Lars Albert; Halvorsen, Per Steinar; Hoff, Lars; Fosse, Erik & Elle, Ole Jakob (2008). Epicardial acceleration signal measured using a single chip 3-axis accelerometer, Proceedings of 14th Nordic-Baltic Conference on Biomedical Engineering and Medical Physics. Springer. ISSN 1680-0737. s. 221–224.
  • Halvorsen, Per Steinar; Espinoza, Andreas; Fleischer, Lars Albert; Elle, Ole Jakob; Hoff, Lars & Lundblad, Runar [Vis alle 10 forfattere av denne artikkelen] (2008). Feasibility of a three-axis epicardial accelerometer in detecting myocardial ischemia in cardiac surgical patients. Journal of Thoracic and Cardiovascular Surgery. ISSN 0022-5223. 136(6), s. 1496–1502.
  • Imenes, Kristin; Aasmundtveit, K; Husa, EM; Høgetveit, Jan Olav; Halvorsen, Steinar & Elle, Ole Jakob [Vis alle 9 forfattere av denne artikkelen] (2007). Assembly and packaging of a three-axis micro accelerometer used for detection of heart infarction. Biomedical microdevices. ISSN 1387-2176. 9, s. 951–957. doi: 10.1007/s10544-007-9082-2.
  • Elle, Ole Jakob; Halvorsen, Steinar; Gulbrandsen, Martin Gunnar; Aurdal, Lars; Bakken, Andre & Samset, Eigil [Vis alle 7 forfattere av denne artikkelen] (2005). Early recognition of regional cardiac ischemia using a 3-axis accelerometer sensor. Physiological Measurement. ISSN 0967-3334. 26, s. 429–440.
  • Mathisen, Lars; Andersen, Marit Helen; Hol, Per Kristian; Tennøe, Bjørn; Lund, Christian & Russell, David [Vis alle 11 forfattere av denne artikkelen] (2005). Preoperative cerebral ischemic lesions predict physical health status after on-pump coronary artery bypass surgery. Journal of Thoracic and Cardiovascular Surgery. ISSN 0022-5223. 130(6), s. 1691–1697. doi: 10.1016/j.jtcvs.2005.08.008.
  • Skjelland, Mona; Bergsland, Jacob; Lundblad, Runar; Lingaas, Per Snorre; Rein, Kjell Arne & Halvorsen, Steinar [Vis alle 10 forfattere av denne artikkelen] (2005). Cerebral microembolization during off-pump coronary artery bypass surgery with the Symmetry aortic connector device. Journal of Thoracic and Cardiovascular Surgery. ISSN 0022-5223. 130(6), s. 1581–1585. doi: 10.1016/j.jtcvs.2005.08.015.
  • Bergsland, Jacob; Hol, Per Kristian; Lingås, Per Snorre; Lundblad, Runar; Rein, Kjell Arne & Andersen, Rune [Vis alle 12 forfattere av denne artikkelen] (2004). Intraoperative and intermediate-term angiographic results of coronary artery bypass surgery with Symmetry proximal anastomotic device. Journal of Thoracic and Cardiovascular Surgery. ISSN 0022-5223. 128(5), s. 718–724.

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  • Høiseth, Gudrun; Gottås, André; Berg, Thomas; Arnestad, Marianne; Halvorsen, Per Steinar & Bachs, Liliana Casulleras (2017). Urinary kinetics of heroin metabolites in pigs shortly after intake. Journal of Analytical Toxicology. ISSN 0146-4760. 41(5), s. 451–454. doi: 10.1093/jat/bkx017.
  • Bugge, Jan F; Espinoza, Andreas & Halvorsen, Per Steinar (2016). Hypothermia Is Not an Inotropic Drug. Critical Care Medicine. ISSN 0090-3493. 44(12). doi: 10.1097/CCM.0000000000002048.
  • Mørk, Bjørn Erik; Aanestad, Margunn; Hoholm, Thomas & Halvorsen, Per Steinar (2013). "Høyteknologisk innovasjon, tverrfaglighet og ekspertise".
  • Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Fiane, Arnt E & Fosse, Erik (2013). Continuous Monitoring of Right Ventricular Function with a 3-Axis Accelerometer during Left Ventricular Assist Device Implantation. The Journal of Heart and Lung Transplantation. ISSN 1053-2498. 32(4), s. S161–S162.
  • Hoff, Lars; Imenes, Kristin; Fleischer, Lars Albert; Halvorsen, Per Steinar; Espinoza, Andreas & Remme, Espen [Vis alle 8 forfattere av denne artikkelen] (2010). Microsensors for continuous monitoring of heart function.
  • Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Skulstad, Helge; Bugge, Jan Frederik; Elle, Ole Jakob & Fosse, Erik (2010). EPICARDIAL DISPLACEMENTS BY A 3-AXIS ACCELEROMETER SENSOR DETECT LEFT VENTRICULAR DYSFUNCTION DURING CORONARY ARTERY OCCLUSION. Intensive Care Medicine. ISSN 0342-4642. 36, s. S351–S351.
  • Hyler, Stefan; Pischke, Søren Erik; Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Hestenes, Siv Merete & Bergsland, Jacob [Vis alle 8 forfattere av denne artikkelen] (2010). Systolic and postsystolic velocities quantify low grade myocardial ischaemia by a miniaturized epicardial ultrasonic sensor. European Heart Journal. ISSN 0195-668X. 31, s. 45–45.
  • Hestenes, Siv Merete; Halvorsen, Per Steinar; Skulstad, Helge; Espinoza, Andreas Westenvik; Hyler, Stefan & Bugge, Jan F [Vis alle 9 forfattere av denne artikkelen] (2010). Right ventricular strain reduction in an experimental model of sepsis is closely related to increasing afterload conditions. European Heart Journal. ISSN 0195-668X. 31, s. 747–748.
  • Espinoza, Andreas Westenvik; Skulstad, Helge; Kerans, Viesturs; Halvorsen, Per Steinar; Opdahl, Anders & Bugge, Jan F [Vis alle 7 forfattere av denne artikkelen] (2010). Moderate hypothermia causes increased left ventricular wall stiffness and delayed filling in a porcine model. European Heart Journal. ISSN 0195-668X. 31, s. 123–123.
  • Espinoza, Andreas Westenvik; Kerans, Viesturs; Halvorsen, Per Steinar; Opdahl, Anders; Bugge, Jan F & Skulstad, Helge [Vis alle 7 forfattere av denne artikkelen] (2010). Impaired diastolic filling reduces the frequency force reserve during therapeutic hypothermia in an experimental model. European Heart Journal. ISSN 0195-668X. 31, s. 724–724.
  • Hyler, S; Halvorsen, Per Steinar; Espinoza, Andreas; Hoff, Lars; Edvardsen, T. & Skulstad, Helge [Vis alle 7 forfattere av denne artikkelen] (2009). REAL TIME MONITORING OF LEFT VENTRICULAR PERFORMANCE WITH AN EPICARDIAL ACCELEROMETER SENSOR. Intensive Care Medicine. ISSN 0342-4642. s. 236–236.
  • Hyler, Stefan; Halvorsen, Per Steinar; Espinoza, Andreas Westenvik; Hoff, L; Edvardsen, Thor & Skulstad, Helge [Vis alle 7 forfattere av denne artikkelen] (2009). REAL TIME MONITORING OF LEFT VENTRICULAR PERFORMANCE WITH AN EPICARDIAL ACCELEROMETER SENSOR. Intensive Care Medicine. ISSN 0342-4642. 35, s. 236–236.
  • Espinoza, Andreas Westenvik; Kerans, Viesturs; Opdahl, Anders; Halvorsen, Per Steinar; Skulstad, Helge & Hoff, L [Vis alle 8 forfattere av denne artikkelen] (2009). Moderate hypothermia induces severe diastolic changes in a porcine model.
  • Mathisen, Lars; Andersen, Marit Helen; Hol, Per Kristian; Tennøe, Bjørn; Lund, Christian & Russell, David [Vis alle 11 forfattere av denne artikkelen] (2005). Pre- and postoperative cerebral lesions as predictors of health status after coronary artery bypass surgery.
  • Lingaas, Per Snorre; Krohg-Sørensen, Kirsten; Solberg, Steinar; Edwin, Bjørn; Halvorsen, Steinar & Fosse, Erik (2004). Laparaskopisk aortakirurgi. Vitenskapelige forhandlinger - De norske kirurgiske foreninger. ISSN 0801-5902.
  • Halvorsen, Per Steinar & Fosse, Erik (2010). Continuous monitoring of left ventricular function by epicardial 3-axis accelerometers. Unipub forlag. ISSN 978-82-8072-364-2.

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Publisert 16. sep. 2019 10:21 - Sist endret 13. aug. 2020 17:13