Implanted Devices

Norton J, Wood D, Day B, Donaldson N, & Marsden J. Learning to Stand with FES. FESNET, (UK FES Network) Conference 2002, Glasgow. Accepted.

Wood DE, Norton JA, Day BL & Marsden JF. Flexor Spasms Observed in a Low Thoraic Complete Paraplegic. Proceedings VII IFESS Meeting, Ljubjana, SL 2002. p84-86.

Thorsen R, Burridge J, Donaldson N, Ferrarin M, Norton J & Veltnik P. Auto-Myo-Electric Control of FES on Tibialis Anterior. A Pilot Study with Stroke Patients. Proceedings of VII International Workshop on Functional Electrostimulation, Vienna, September 2001.

Norton J.A Central Pattern Generators, Functional Electrical Stimulation and Rehabilitation. Salisbury FES Newsletter 2001

Thorsen R, Burridge J, Donaldson N, Ferrarin M, Norton J & Veltnik P. Auto-Myo-Electric Control of FES on Tibialis Anterior. A Pilot Study with Stroke Patients. IFESS 2001. p147-149. June 2001. Cleveland, USA.

Norton JA, Donaldson NdeN, Rushton DN, Holder DS, Wood DE, Perkins TA & Tromans AM. EMG Responses to Chronic Anterior Nerve Root Stimulation. British Society for Clinical Neurophysiology, June 2001. London, UK.

Hunt K.J, Jaime R.P, Gollee H, Donaldson N de N. Control of Ankle Joint Stiffness using FES while Standing. IFESS 2000 pp462-465, June 2000. Aalborg, Denmark

Donaldson N de N, Zhou L, Haugland M, Sinkjaer T. An Implantable Telemeter for Long-Term Electroneurographic Recordings in Animals and Humans. IFESS 2000 pp378-381, June 2000. Aalborg, Denmark

Winter J, Rahal M, Taylor J, Donaldson N de N, Struijk J.J. Improved Spatial Filtering of ENG Signals Using a Multielectrode Nerve Cuff. IFESS 2000 pp368-371, June 2000. Aalborg, Denmark

Sinkjaer T, Rijkhoff N.J.M, Haugland M, Kurstjens M, van Kerrebroeck P, Casey A, Kirkham A, Knight S, Shah J, Donaldson N de N, Craggs M. Electroneurographic (ENG) Signals from Intradural S3 Dorsal Sacral Nerve Roots in a Patient with a Supersacral Spinal Cord Injury. IFESS 2000 pp361-364, June 2000. Aalborg, Denmark

Norton JA, Donaldson NdeN, Day BL, Dekker L, Perkins TA, Wood DE, McFadden C & Tromans AM. The Determinants of Posture in Paraplegics Standing using Lumbar Anterior Root Stimulation. IFESS 2000. p478-481. June 2000. Aalborg, Denmark.

Perkins T.A., Donaldson N.deN, Dunkerley A.L, Fitzwater R.E., Rushton D.N., Tromans A.M. & Wood D.E.
Putting paralysed legs back in action
MBNT99: Proc 4th international conf., Brunel University, ISBN 0-9515842-3-5, 1-2 Sept 1999.

Perkins T.A., Donaldson N.deN., Dunkerley A.L., Hatcher N.A.C., Tromans A.M.&Wood D.E.
Development of parplegic leg powered cycling with the Lumbo-sacral Anterior Root Stimulator Implant
IFESS '99: Proc. 4th Annual Conference of the International Functional Electrical Stimualtion Society, Sendai (Japan), ISBN 4-9980783-0-5, pp. 139-142, 23-27 August, (1999).

Tim Perkins
Helping Julie stand on her feet.
The Times Higher Education Supplement, 1361, December 4th, pp.22, 23, (1998)

Zhou L., Munih M., Haugland M.K., Perkins T.A. & Donaldson N.deN.
An implantable telemeter fo E.N.G. signals
Proc. 6th Vienna International Workshop on Functional Electrostimulation, ISBN 3-900928-04-5, pp.327-330, September, (1998).

Lickel A., Bugbee M, Donaldson N.deN. & Taylor J.
Implantable stimulator for selective lumbar anterior nerve roots stimulation.
Ibid p.246, (1998) .

Perkins T.A., Donaldson N.deN., Harper V.J., Tromans A.T., Norton J.A., Rushton D.N. & Wood D.E.
Standing, stepping and cycling for a T9 paraplegic with a Lumbo-sacral Anterior Root Stimulator Implant (LARSI)
Abstract Book of the INS 4th International Congress / joint meeting with IFESS, Lucerne, Switzerland, p. 229, September, (1998).

Perkins T.A., Donaldson N.deN., Harper V.J., Tromans A.T., Wood D.E. & Rushton D.N.
Standing, stepping and cycling with LARSI.
Prog. University of East London conference on ‘Human motor performance: the interaction between science and therapy’, p. 14, July, (1998).

Lamb A, Donaldson NdeN, Harper VJ, Perkins TA & Wood DE
Use of the LARSI electrical stimulation system for paraplegic cycling
Proc Ann Gen Conf IPEMB, Dundee, IPEMB, p. 58, Sept , (1997).

Bugbee M.B., Donaldson N. de N. & Taylor J.T.
Design of an implantable selective nerve stimulator
Ibid pp. 207-208. (1997)

Yu C. & Donaldson N.,
Disability and controllability after paralysis: a kinematic analysis
Ibid pp. 195-196 (1997)

Rushton D.N., Perkins T.A., Donaldson N. de N., Wood D.E., Harper V.J., Tromans A.M., Barr F.M.D. & Holder D.S.
LARSI: how to obtain favourable muscle contractions
Proc 2nd Ann Conference of IFESS (IFESS’97) & 5th Trienn Conference Neural Prostheses (NP’97) in Burnaby, British Columbia, Canada, Aug 1997, Popovic D (Ed), ISBN: 0-86491-173-4, IFESS, La Canada Flintridge, California, pp. 163-164. (1997)

Munih M., Hunt K. & Donaldson N.
Unsuported standing in paraplegia with optimal feedback control
Proc. 4th European Conference on Engineering and Medicine, Warsaw, Poland, May 25 - 28, 1997, pp. 429-430, Editors: Pierre Rabischong, Jacques Melin, Maciej Nalecz, (1997)

Yu C-H. & Donaldson N.
New method for paraplegic FES standing - Control by Hand REactions of the Leg Muscle Stimulation
Ibid (1997), p108.

Wood D.E., Donaldson N. de N., Perkins T.A. & Worley A.C.M.
Multi-moment chair system to measure isometric moments in the paraplegic lower limb - improvements to the original design.
Ibid (1997), pp106-107.

Perkins T.A., Donaldson N. de N., Harper V.J., Tromans A.M., Taylor P.N., Wood D.E. & Rushton D.N.
Post-op time-course of stimulation for the lumbo-sacral root stimulation implant
Ibid (1997), pp98-99.

Herberg E. van der & Donaldson N.
Apparatus to measure the determinants of posture
Ibid (1997), pp86-87.

Bugbee M., Donaldson N. & Taylor J.R.
Design of an implantable selective nerve stimulator
Ibid (1997), pp84-85.

Donaldson P.E.K.
Some engineering conclusions from the LARSI Project.
Ibid (1997), p52.

Wood D.E., Perkins T.A., Harper V.J., Tromans A.M., Donaldson N. de N., Barr F.M.D, Rushton D.N., Taylor P.N & Swain I.D.
Functional results with a lumbosacral anterior root stimulator implant.
Proc. 5th IPEM Clinical Functional Electrical Stimulation Meeting, Salisbury (1997), pp50-51.

Hunt K.J., Munih M. & Donaldson N. de N.
Investigation of a nonlinear strategy for moment control in electrically-stimulated muscle
IFAC Conference, Warwick, March. (1997).

Donaldson N.
The lumbar anterior root stimulator implant: an experimental neuroprosthesis for functional standing
Surgery, 15(1), PP. 23-24, (1997)

Munih M., Hunt K. & Donaldson N.
LQG control of ankle joint moment
Proc. 9th Int. Conf. on Mech. in Med. & Biol., Ljubljana, July 1996, pp. 151-154

Donaldson N. de N.
A top-down view of paraplegic standing
Proc. 9th Int. Conf. on Mech. in Med. & Biol., Ljubljana, July 1996, pp. 425-428

Donaldson N. de N., Barr F.M.D., Phillips G.F. & Perkins T.A.
"Unsupported standing of paraplegics by stimulation of the plantarflexors: some results from Wobbler apparatus"
In: Neuroprosthetis: from basic reserch to clinical application, A. Pedotti M. Ferrarin, J. Quintern & R. Riener (eds), Springer-Verlag, pp. 611-622 (1996)

Perkins T.A., Donaldson N. de N., Worley A.C., Harper V., Wood D.E., & Rushton D.N.
"Initial results with a lumbar/sacral anterior root stimulator implant"
In: Neuroprosthetis: from basic reserch to clinical application, A. Pedotti M. Ferrarin, J. Quintern & R. Riener (eds), Springer-Verlag, pp. 623-634 (1996)

Rushton D.N., Donaldson N. de N., Barr F.M.D., Harper V.J., Perkins T.A., Taylor P.N. & Tromans A.M.
"Lumbar Anterior Root Stimulator for Lower Limb Control in Paraplegia"
In: Neuroprosthetis: from basic reserch to clinical application, A. Pedotti, M. Ferrarin, J. Quintern & R. Riener (eds), Springer-Verlag, ISBN 3-540-61084-7, pp. 611-622 (1996)

Donaldson N., Perkins T.A. & Worley A.C.M.
Lumbar root stimulation for restoring leg function. Methods: Stimulator and measurement of muscle actions
Proc. 5th Vienna Workshop on Functional Electrostimulation, pp.323-326 (1995)

Rushton D.N., Donaldson N.de N., Barr F.M.D., Harper V.J., Perkins T.A., Taylor P.N. & Tromans A.M.
Lumbar root stimulation for restoring leg function: results in paraplegia
Proc. 5th Vienna Workshop on Functional Electrostimulation, ISBN 3-900928-03-7, pp. 39-42 (1995)

Worley AC
Multi-moment chair in use for MRC LARSI project.
Ibid (1995), p99.

Phillips G.F., Donaldson N. de N. & Barr F.M.D.
Control of balance by stimulating the plantarflexors for unsupported standing in paraplegia.
Ibid (1995), p71.

Barr F.M.D., Donaldson N. de N., Harper V.J., Perkins T.A., Rushton D.N. & Tromans A.
Lumbosacral anterior root stimulation: responses in paraplegia.
Ibid (1995), p63.

Perkins TA
Controller for the MRC 12-channel implantable stimulator.
Ibid (1995), p62.

Donaldson N.
The MRC 12-channel implantable stimulator for lumbar anterior roots.
Ibid (1995), p61

Harper VJ, Barr FMD, Taylor PN, Hagan SA, Phillips GF, Tromans A & Rushton DN
Results of a subject screening and assessment protocol for the Multichannel Lumbosacral Anterior Root Stimulator Implant Programme.
Ibid (1995), pp27-28.

Barr FMD, Harper VJ, Rushton DN, Taylor PN, Phillips GF, Hagan SA & Tromans A
Development of a subject screening and assessment protocol for the Multichannel Lumbosacral Anterior Root Stimulator Implant Programme.
Proceedings BES Symposium on Electrical Stimulation - Clinical Systems, Strathclyde University, April (1995), pp25-26.

Gollee H., Hunt K.J., Donaldson N. de N., Jarvis J.C. & Kwende M.K.N.
A mathematical analogue of electrically stimulated muscle using local model networks
Proc. IEEE Conference on Decision and Control, Florida, Dec. (1994).

Helping Paraplegics to Stand
UCL Science 8, 1994

Donaldson Nick
"Unsupported standing in paraplegia by stimulation of the plantarflexors: nested linear controllers & experimental protocol"
In: Muscular Components in Functional Electrical Stimulation, Publication of the EC Concerted Action on "Restoration of Muscle Activity through FES and associated technology (RAFT)". Ed: Jack Edwards. University College Salford, 1994.

Donaldson N.
Practical ankle controllers for unsupported standing in paraplegia
Proc. Ljubljana FES Conference, August 1993, ISBN 961-900-30-0-4, pp. 61-64 (1993)

Sedlak S. & Donaldson N.
A direct technique for investigating the factors which detetermine the longevity of implanted packages for electronic devices
Ibid (1993)