Nicolaas Johannes Martinus Rijkhoff

  • Fredrik Bajers Vej 7, E1-205

    9220 Aalborg Ø

    Denmark

19972019
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Research Output 1997 2019

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Article in proceeding
2015
2 Citations (Scopus)

Comparison of the electrochemical properties of smooth and porous TiN electrode coatings in rats

Meijs, S., Sørensen, C., Sørensen, S., Rechendorff, K., Fjorback, M. & Rijkhoff, N., 2015, 7th IEEE EMBS Conference on Neural Engineering, 22-24 April 2015, Montpellier, France. IEEE Press, p. 486-489

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

4 Citations (Scopus)

Increased charge storage capacity of titanium nitride electrodes by deposition of boron-doped nanocrystalline diamond films

Meijs, S., McDonald, M., Sørensen, S., Rechendorff, K., Petrak, V., Nesladek, M., Rijkhoff, N. & Pennisi, C. P., 2015, Proceedings of the 3rd International Congress on Neurotechnology, Electronics and Informatics, NEUROTECHNIX 2015, 16-17 November 2015, Lisbon, Portugal. SCITEPRESS Digital Library, p. 106-109

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Boron
Diamond films
Diamond
Electrodes
Charge injection

In vivo charge injection limits increased after 'unsafe' stimulation

Meijs, S., Sørensen, S., Rechendorff, K. & Rijkhoff, N., 2015, Proceedings of the 3rd International Congress on Neurotechnology, Electronics and Informatics, NEUROTECHNIX 2015, 16-17 November 2015, Lisbon, Portugal. SCITEPRESS Digital Library, p. 101-105

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Corrosion
Injections
2014
2 Citations (Scopus)

Increasing voltage transients using implanted titanium nitride neural stimulation electrodes

Meijs, S., Fjorback, M., Sørensen, S., Rechendorff, K. & Rijkhoff, N., 2014, Replace, Repair, Restore, Relieve : Bridging Clinical and Engineering Solutions in Neurorehabilitation: Proceedings of the 2nd International Conference on NeuroRehabilitation, ICNR2014, 24-26 June 2014, Aalborg, Denmark. Jensen, W., Andersen, O. K. & Akay, M. (eds.). Springer, p. 543-551 (Biosystems and Biorobotics; No. 7).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2013

Chronic electrochemical investigation of titanium nitride stimulation electrodes in vivo

Meijs, S., Fjorback, M. & Rijkhoff, N., 2013, Converging Clinical and Engineering Research on Neurorehabilitation: International Conference on NeuroRehabilitation, ICNR 2012, 14-16 November 2012, Toledo, Spain. Pons, J. L., Torricelli, D. & Pajaro, M. (eds.). Springer Publishing Company, Vol. Part I. p. 421-425 (Biosystems and Biorobotics, Vol. 1).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Electrochemical investigation of peripheral nerve stimulation electrodes in vivo and in vitro during 53 days

Meijs, S., Fjorback, M., Sørensen, S., Rechendorff, K. & Rijkhoff, N., 2013, Proceedings of the 6th International IEEE EMBS Conference on Neural Engineering, 6-8 November 2013, San Diego, CA, USA. IEEE, p. 251-254

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2011
10 Citations (Scopus)

Fibre-selective recording from peripheral nerves using a multiple-contact cuff: report on pilot pig experiments

Schuettler, M., Seetohul, V., Rijkhoff, N., Moeller, F. V., Donaldson, N. & Taylor, J., 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, IEEE EMBS, EMBC, 30 August-3 September 2011, Boston, MA, USA. IEEE, p. 3103-3106 (IEEE Engineering in Medicine and Biology Society. Conference Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

7 Citations (Scopus)

Functional electrical stimulation as a neuroprosthetic methodology for enabling closed-loop urinary incontinence treatment

Wei, X., Rijkhoff, N., Santa, W. A., Anderson, J. A., Afshar, P., Schindeldecker, W. J., Wika, K. E., Barka, N. D. & Denison, T. J., 2011, 5th International IEEE/EMBS Conference on Neural Engineering (NER), 27 April-1 May 2011, Cancun, Mexico. IEEE Press, p. 650-654

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2010

Implantable pressure sensor for detecting the onset of a bladder contraction: preliminary results

Melgaard, J. & Rijkhoff, N., 2010, Proceedings of the 10th Vienna International Workshop on Functional Electrical Stimulation and 15th IFESS Annual Conference, 8-12 September, 2010, Vienna, Austria. Mandl, T., Martinek, J., Bijak, M., Lanmüller, H., Mayr, W. & Pichler, M. (eds.). Vienna: Medical University of Vienna, Vienna Medical School, Center for Medical Physics and Biomedical Engineering, p. 294-296

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2008
2 Citations (Scopus)

Long-term stability of EMG recordings using a wireless EMG electrode

Skov-Madsen, G., Rijkhoff, N. & Vistisen, B. K., 2008, 1st International Symposium on Applied Sciences in Biomedical and Communication Technologies, ISABEL 2008, 25-28 October 2008, Aalborg, Denmark. IEEE, p. 1-2 2 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2007

Classification of sacral root nerve signals with signal-dependent wavelets

Kurstjens, M., Rijkhoff, N., Sinkjær, T. & Farina, D., 2007, Proceedings of the 9th Vienna International Workshop on Functional Electrical Stimulation, 19-22 September 2007, Krems, Austria. University of Vienna, p. 183-186

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2005

Intraoperative recording of neurographic signals from cuff electrodes on extradural sacral roots in human

Kurstjens, M., Rijkhoff, N., Borau, A., Rodriguez, A. & Sinkjær, T., 2005, Proceedings of the 10th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2005, 5-8 July 2005, Montréal, Canada. p. 142-144

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Predicting neurogenic detrusor overactivity by monitoring urethral sphincter EMG

Hansen, J., Borau, A., Rodriguez, A., Vidal, J., Sinkjær, T. & Rijkhoff, N., 2005, Proceedings of the 10th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2005, 5-8 July 2005, Montréal, Canada. p. 148-150

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2004

Conditional electrical stimulation of the dorsal penile/clitoral nerve for management of neurogenic detrusor overactivity in multiple sclerosis

Fjorback, M. V., Rijkhoff, N., Petersen, T., Nøhr, M. & Sinkjær, T., 2004, Getting FES into clinical practice, Proceedings of IFESS-FESnet 2004, 9th Annual Conference of the International Functional Electrical Stimulation Society and the 2nd Conference of FESnet, 6-9 September 2004, Bournemouth, United Kingdom. Wood, D. & Taylor, J. (eds.). <Forlag uden navn>, p. 202-204

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Diameter selective nerve fiber stimulation in the vagal nerve using anodal block, depolarising prepulses and long exponentially rising pulses

Vuckovic, A., Struijk, J. J. & Rijkhoff, N., 2004, Getting FES into clinical practice, Proceedings of IFESS-FESnet 2004, 9th Annual Conference of the International Functional Electrical Stimulation Society and the 2nd Conference of FESnet, 6-9 September 2004, Bournemouth, United Kingdom. Wood, D. & Taylor, P. (eds.). <Forlag uden navn>, p. 330-332

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Electrical stimulation of the descending colon in pigs with chronically implanted electrodes

Sevcencu, C., Rijkhoff, N., Lærke, H. N., Jørgensen, H., Mark, M. & Sinkjær, T., 2004, Getting FES into clinical practice, Proceedings of IFESS-FESnet 2004, 9th Annual Conference of the International Functional Electrical Stimulation Society and the 2nd Conference of FESnet, 6-9 September 2004, Bournemouth, United Kingdom. Wood, D. & Taylor, J. (eds.). <Forlag uden navn>, p. 85-87

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Electrical stimulation to induce propulsive contractions in the descending colon of the pig

Sevcencu, C., Rijkhoff, N., Gregersen, H. & Sinkjær, T., 2004, Proceedings of the 8th Vienna International Workshop on Functional Electrical Stimulation, 10-13 September 2004, Vienna, Austria. Bijak, M., Mayr, W. & Pichler, M. (eds.). Medical University of Vienna, Vienna Medical School, Department of Biomedical Engineering and Physics, p. 218-221

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Experimental treatment of neurogenic detrusor overactivity in spinal cord injured patients by automatic event driven electrical stimulation

Hansen, J., Fjorback, M. V., Nøhr, M., Media, S., Biering-Sørensen, F., Sinkjær, T. & Rijkhoff, N., 2004, Getting FES into clinical practice, Proceedings of IFESS-FESnet 2004, 9th Annual Conference of the International Functional Electrical Stimulation Society and the 2nd Conference of FESnet, 6-9 September 2004, Bournemouth, United Kingdom. Wood, D. & Taylor, J. (eds.). <Forlag uden navn>, p. 91-93

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Intraoperative recording of sacral root nerve signals in humans

Kurstjens, M., Rijkhoff, N., Borau, A., Rodriguez, A., Vidal, J. & Sinkjær, T., 2004, Proceedings of the 8th Vienna International Workshop on Functional Electrical Stimulation, 10-13 September 2004, Vienna, Austria. Bijak, M., Mayr, W. & Pichler, M. (eds.). Medical University of Vienna, Vienna Medical School, Department of Biomedical Engineering and Physics, p. 125-128

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2003

A closed loop neuroprosthesis to treat neurogenic detrusor overactivity: a clinical study

Hansen, J., Fjorback, M. V., Dalmose, A. L., Rijkhoff, N. & Sinkjær, T., 2003, From Technology to Market... Bridging the Gap, 2003 International Functional Electrical Stimulation Society Conference, IFESS 2003, 1-5 July 2003, Maroochydore, Australia. p. 46-49

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Propulsive contractions induced by electrical stimulation in the descending colon of the pig

Sevcencu, C., Rijkhoff, N., Gregersen, H. & Sinkjær, T., 2003, From Technology to Market... Bridging the Gap, 2003 International Functional Electrical Stimulation Society Conference, IFESS 2003, 1-5 July 2003, Maroochydore, Australia. <Forlag uden navn>, p. 241-244

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Selective small nerve fiber activation by anodal block: a chronic study

Vukovic, A., Rijkhoff, N. & Dalmose, A., 2003, From Technology to Market... Bridging the Gap, 2003 International Functional Electrical Stimulation Society Conference, IFESS 2003, 1-5 July 2003, Maroochydore, Australia. p. 260-263

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2002

Design and implementation of a battery powered portable device for long term measurements of ambulatory urodynamics

Fjorback, M. V., Hansen, J., Dalmose, A., Rijkhoff, N. & Sinkjær, T., 2002, 7th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2002, 25-29 June 2002, Ljubljana, Slovenia. p. 211-213

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Method for inducing and monitoring propulsive activity in the rat descending colon

Sevcencu, C., Rijkhoff, N., Laurberg, S. & Sinkjær, T., 2002, 7th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2002, 25-29 June 2002, Ljubljana, Slovenia. <Forlag uden navn>, p. 282-284

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Recto-anal motility responses in the Göttingen minipig by selective stimulation of the ventral sacral nerve roots

Andersen, I. S., Rijkhoff, N., Vukovic, A., Buntzen, S. & Djurhuus, J. C., 2002, 7th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2002, 25-29 June 2002, Ljubljana, Slovenia. p. 271-273

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Selective small fiber activation by anodal blocking obtained with a step pulse

Vukovic, A., Rijkhoff, N. & Stefania, D., 2002, 7th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2002, 25-29 June 2002, Ljubljana, Slovenia. p. 158-160

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2001
1 Citation (Scopus)

A new pulse shape to obtain selective small fiber activation by anodal blocking

Vuckovic, A. & Rijkhoff, N., 2001, 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2001, 25-28 October 2001, Istanbul, Turkey. Vol. 1. p. 773-775

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Functional electrical stimulation for control of internal organ function

Jarvis, J. C. & Rijkhoff, N., 2001, 6th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2001, 16-20 June 2001, Cleveland, OH, USA.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Generation of new waveforms to achieve anodal block: a computer study

Uranga, A. & Rijkhoff, N., 2001, Proceedings of 7th Vienna International Workshop on Functional Electrical Stimulation, 12-15 September 2001, Vienna, Austria. p. 144-147

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

1 Citation (Scopus)

Intraoperative recording of ENG from human sacral nerve roots

Rijkhoff, N., Kurstjens, G. A. M., Vidal, J., Rodriguez, A., Borau, A. & Sinkjær, T., 2001, 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2001, 25-28 October 2001, Istanbul, Turkey. Vol. 1. p. 715-718

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Long-term electroneurographic recordings from nerve cuff electrodes on sacral nerve root in pigs

Kurstjens, G. A. M., Dalmose, A. L., Haugland, M. K., Rijkhoff, N. & Sinkjær, T., 2001, Proceedings of the 6th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2001, 16-20 June 2001, Cleveland, OH, USA. Triolo, R. J. (ed.). p. 22-24

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Repetition of conditional stimulations as treatment for detrusor hyperreflexia may potentiate the effect

Dalmose, A. L., Rijkhoff, N., Kirkeby, H. J., Nohr, M., Sinkjær, T. & Djurhuus, J. C., 2001, Proceedings of the 6th Annual Conference of the International Functional Electrical Stimulation Society, IFESS 2001, 17-20 June 2001, Cleveland, OH, USA. p. 99-101

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

2000

An implantable selective nerve stimulator

Bugbee, M. B., Lickel, A., Taylor, J. T., Rijkhoff, N. & Donaldson, N. D. N., 2000, IFESS 2000. NP 2000, Proceedings, 5th Annual Conference of the International Functional Electrical Stimulation Society, 6th Triennial Conference "Neural Prostheses: Motor Systems", 18-24 June 2000, Aalborg, Denmark. Sinkjær, T., Popovic, D. & Struijk, J. J. (eds.). Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Aalborg University, p. 302-305

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Demand driven short duration electrical stimulation of the dorsal penile/clitoral nerve can increase bladder capacity in spinal cord injured patients

Dalmose, A. L., Rijkhoff, N., Sinkjær, T., Kirkeby, H. J. & Djurhuus, J. C., 2000, IFESS 2000. NP 2000, Proceedings, 5th Annual Conference of the International Functional Electrical Stimulation Society, 6th Triennial Conference "Neural Prostheses: Motor Systems", 18-24 June 2000, Aalborg, Denmark. Sinkjær, T., Popovic, D. & Struijk, J. J. (eds.). Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Aalborg University, p. 149-151

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Electroneurographic (ENG) signals from intradural S3 dorsal sacral nerve roots in a patient with a suprasacral spinal cord injury

Sinkjær, T., Rijkhoff, N., Haugland, M. K., Kurstjens, M., van Kerrebroeck, P., Casey, A., Kirkham, A., Knight, S., Shah, J., Donaldson, N. & Craggs, M., 2000, IFESS 2000. NP 2000, Proceedings, 5th Annual Conference of the International Functional Electrical Stimulation Society, 6th Triennial Conference "Neural Prostheses: Motor Systems", 18-24 June 2000, Aalborg, Denmark. Sinkjær, T., Popovic, D. & Struijk, J. J. (eds.). Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Aalborg University, p. 361-364

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Selective nerve stimulation in an acute rabbit model

Rijkhoff, N. & Sinkjær, T., 2000, IFESS 2000. NP 2000, Proceedings, 5th Annual Conference of the International Functional Electrical Stimulation Society, 6th Triennial Conference "Neural Prostheses: Motor Systems", 18-24 June 2000, Aalborg, Denmark. Sinkjær, T., Popovic, D. & Struijk, J. J. (eds.). Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Aalborg University, p. 276-278

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

The effect of pelvic nerve stimulation on recto-anal motility in the Göttingen minipig

Andersen, I. S., Djurhuus, J. C., Buntzen, S., Laurberg, S., Gregersen, H. & Rijkhoff, N., 2000, IFESS 2000. NP 2000, Proceedings, 5th Annual Conference of the International Functional Electrical Stimulation Society, 6th Triennial Conference "Neural Prostheses: Motor Systems", 18-24 June 2000, Aalborg, Denmark. Sinkjær, T., Popovic, D. & Struijk, J. J. (eds.). Center for Sensory-Motor Interaction (SMI), Department of Health Science and Technology, Aalborg University, p. 167-170

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch