Johansen, P., Sørensen, L., Christensen, J.
, Funder, J. A. & Nygaard, H. (2009).
Determining Local Stresses and Forces in the Heart Valves through a new Dielectric Elctro Active Polymer based Strain Transducer. Poster session presented at 5th Biennial Meeting of the Society for Heart Valve Disease, Berlin, Germany.
Bechsgaard, T. K., Hønge, J. L., Laugesen, S., Nygaard, H., Nielsen, S. L. & Johansen, P. (2014).
Development of force transducers for biomechanical assessment of aortic root surgery. In
7th World Congress of Biomechanics (WCB 2014): Abstracts Article T47
http://wcb2014.com/
Birkemose, M., Juul Møller, A., Lænsø Madsen, M.
, Brantlov, S., Sørensen, H., Overgaard, K. & Johansen, P. (2013).
Electrode placement in bioimpedance spectroscopy.
I E E E Engineering in Medicine and Biology Society. Conference Proceedings.
https://doi.org/10.1109/EMBC.2013.6610178
Ng, H. S., Hao, Q., Leung, T., Lawrence Wong, K. S.
, Nygaard, H., Hasenkam, J. M. & Johansen, P. (2008).
Embolic Doppler ultrasound signal detection using continuous wavelet transform to detect multiple vascular emboli. Journal of Neuroimaging,
18(4), 388-95.
https://doi.org/10.1111/j.1552-6569.2007.00211.x
Ng, H. S., Nygaard, H., Johansen, P., Hasenkam, J. M., Wong, K., Hao, Q. & Leung, T. (2008).
Embolic Signals Detection Using Continuous Wavelet Transform Capable of Multiple Emboli Detection. Poster session presented at BMES Annual Fall Meeting, Los Angeles, United States.
Marelli, L., Votta, E., Selmi, M.
, Ringgaard, S., Benhassen, L. L., Kim, W. Y. & Johansen, P. (2018).
FEM methods for identification of constitutive parameters of the aortic root through reverse engineering. Poster session presented at 28th Annual Meeting, Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Bechsgaard, T. K., Lading, T., Lindskow, T.
, Nygaard, H., Nielsen, S. L. & Johansen, P. (2015).
Force Alterations in the Aortic Root after Reconstructive Surgery: An In Vitro Experiment. Abstract from BMES 2015 Annual Meeting, Tampa, Florida, United States.
http://submissions.mirasmart.com/BMESArchive/Browse.aspx?colID=8
Jensen, M. Ø. J., Jensen, H., Nielsen, S. L., Smerup, M. H., Johansen, P., Yoganathan, A. P.
, Nygaard, H. & Hasenkam, J. M. (2007).
Force Balance in the Mitral Valve Annulus: New Results from Novel Modalities and Measurement Techniques. Poster session presented at 17th Annual Meeting of The Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Johansen, P., Engholt, H.
, Tang, M., Nybo, R. F., Rasmussen, P. D.
& Nielsen-Kudsk, J. E. (2017).
Fracturing mechanics before valve-in-valve therapy of small aortic bioprosthetic heart valves.
EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology,
13(9), e1026-e1031.
https://doi.org/10.4244/EIJ-D-17-00245
Engholt, H., Rasmussen, P. D.
, Tang, M., Nielsen-Kudsk, J. E. & Johansen, P. (2017).
Fracturing surgical bioprosthetic heart valves by high-pressure balloon dilatation in-vitro. Abstract from 27th Annual Meeting, Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Jeppesen, J., Beniczky, S., Johansen, P., Sidenius, P. C. & Fuglsang-Frederiksen, A. (2017).
Fully automated R-peak detection algorithm for patients with epilepsy: first step towards portable seizure detector.
Clinical Neurophysiology,
128(9), e282.
Bechsgaard, T. K., Lindskow, T.
, Lading, T., Rasmussen, J., Røpcke, D. M., Tjørnild, M. J., Nygaard, H., Johansen, P. & Nielsen, S. L. (2016).
Geometric comparison of aortic root repair procedures, an in vivo experiment. Abstract from 26th Annual Meeting SSRCTS, Geilo, Norway.
Bechsgaard, T. K., Lindskow, T.
, Lading, T., Lyager, D. M. R., Nygaard, H., Johansen, P. & Nielsen, S. L. (2017).
Geometric comparison of repair procedures for the aortic root, an in vivo experiment. Poster session presented at Aarhus University Graduate School of Health, PhD Day 2017, Aarhus, Denmark.
Jensen, M. Ø. J., Jensen, H., Nielsen, S. L., Smerup, M. H., Johansen, P., Yoganathan, A. P.
, Nygaard, H. & Hasenkam, J. M. (2007).
How to interpret the function of annuloplasty devices.. Abstract from 4th Biennial Meeting of The Society for Heart Valve Disease, New York, United States.
Bechsgaard, T.
, Hønge, J. L., Nygaard, H., Nielsen, S. L. & Johansen, P. (2013).
Impact of aortic valve repair on the stress distribution of the aortic root. Abstract from 23rd Scientific Meeting of the Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Andersen, T. S.
, Johansen, P., Paulsen, P. K., Nygaard, H. & Hasenkam, J. M. (2003).
Indication of cavitation in mechanical heart valve patients.
J Heart Valve Dis,
12(6), 790-796.
Andersen, T. S.
, Johansen, P., Christensen, B. O., Paulsen, P. K.
, Nygaard, H. & Hasenkam, J. M. (2006).
Intraoperative and Postoperative Evaluation of Cavitation in Mechanical Heart Valve Patients.
The Annals of Thoracic Surgery,
81, 34-41.
Rasmussen, J., Skov, S. N., Nielsen, D. B., Jensen, I. L., Tjørnild, M. J., Johansen, P. & Hjortdal, V. E. (2019).
In-vitro and in-vivo evaluation of a novel bioprosthetic pulmonary valve for use in congenital heart surgery.
Journal of Cardiothoracic Surgery,
14(1), Article 6.
https://doi.org/10.1186/s13019-019-0830-1
Lauritsen, S. M., Bertelsen, L. B., Johansen, P., Nygaard, J. V. & Stødkilde-Jørgensen, H. (2014).
In vitro dynamic nuclear polarization study for tracking real-time metabolism in endothelial progenitor cells. Abstract from DMTS 2014, dansk medikoteknisk landsmøde, Brædstrup, Denmark.
Frost, M. W.
, Funder, J. A., Klaaborg, K.-E.
, Wierup, P., Johansen, P., Nygaard, H. & Hasenkam, J. M. (2009).
Leaflet closing motion of stentless heart valves. Abstract from 19th Annual Meeting of the Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Salmon, M. K., Hammer, K. E.
, Nygaard, J. V., Korsholm, K., Johansen, P. & Nielsen-Kudsk, J. E. (2021).
Left atrial appendage occlusion with the Amulet device: to tug or not to tug? Journal of Interventional Cardiac Electrophysiology,
61(1), 199-206.
https://doi.org/10.1007/s10840-020-00821-y
Johansen, P., Andersen, T. S.
, Hasenkam, J. M., Nygaard, H. & Paulsen, P. K. (2007).
Mechanical heart valve cavitation in patients with bileaflet valves. Poster session presented at 17th
Annual Meeting of The Scandinavian Society for Research in Cardiothoracic Surgery, Geilo, Norway.
Johansen, P., Søgaard, H., Morgenstjerne, O.
, Hasenkam, J. M. & Nygaard, H. (2005).
Mechanical heart valve integrity in patients assessed using acoustic techniques requires ultrahigh frequency high fidelity microphones. Poster session presented at New Era2005 Cardiac Care: Innovation & Technology, Dana Point, United States.
Nielsen, S. L., Lomholt, M.
, Johansen, P., Hansen, S. B., Andersen, N. T. & Hasenkam, J. M. (2011).
Mitral ring annuloplasty relieves tension of the secondary but not primary chordae tendineae in the anterior mitral leaflet.
Journal of Thoracic and Cardiovascular Surgery,
141(3), 732-7.
https://doi.org/10.1016/j.jtcvs.2010.05.011
Jensen, M. Ø. J., Nielsen, S. L., Smerup, M. H., Jensen, H., Johansen, P., Yoganathan, A. P.
, Hasenkam, J. M. & Nygaard, H. (2006).
New Insight into the Force Balance in the Mitral Valve Annulus. Poster session presented at The 55th Annual Meeting of the Scandinavian Association for Thoracic Surgery & The 26th Annual Meeting of the Scandinavian Society for Extracorporeal Technology, Reykjavik, Iceland.
Jensen, M. Ø. J., Nielsen, S. L., Smerup, M. H., Johansen, P., Jensen, H., A.P., Y.
, Hasenkam, J. M. & Nygaard, H. (2006).
New Insight into the Mitral Valve Force Balance. Abstract from Biomedical Engineering Society Annual Meeting, Chicago, United States.