Technical foundations for noninvasive assessment of changes in the width of the subarachnoid space with near-infrared transillumination-backscattering sounding …

AF Frydrychowski, W Guminski… - IEEE transactions on …, 2002 - ieeexplore.ieee.org
This paper presents technical foundations for a new technique of near-infrared
transillumination-backscattering sounding, which is designed to enable noninvasive …

New aspects in assessment of changes in width of subarachnoid space with near-infrared transillumination∕ backscattering sounding, part 2: clinical verification in …

AF Frydrychowski, J Pluciński - Journal of Biomedical Optics, 2007 - spiedigitallibrary.org
The study presents comparison of near-infrared light propagation and near-infrared
backscattered radiation power, as simulated with numerical modeling and measured live in …

New aspects in assessment of changes in width of subarachnoid space with near-infrared transillumination/backscattering sounding, part 1: Monte Carlo numerical …

J Pluciński, AF Frydrychowski - Journal of Biomedical Optics, 2007 - spiedigitallibrary.org
A modified Monte Carlo method was used for numerical modeling of the propagation of near-
infrared radiation (NIR) within the anatomical layers of the human head. The distribution of …

Influence of pulse waves on the transmission of near-infrared radiation in outer-head tissue layers

J Pluciński, A Frydrychowski - Frontiers of Optoelectronics, 2017 - Springer
In this study, we investigate the effect of pulse waves on the transmission of near-infrared
radiation in the outer tissue layers of the human head. This effect is important in using optical …

[PDF][PDF] Application of transillumination quotient for monitoring of the

AF Frydrychowski, M Rojewski, W Gumiński… - Opto-Electronics …, 2001 - optor.wat.edu.pl
The authors describe the application of the newly designed method of near-infared
transillumination-back scattering in monitoring of the instantaneous width of the …

[PDF][PDF] Monitoring of subarachnoid space and cerebrovascular pulsation with near-infrared transillumination/back scattering: new aspects of the method

A Frydrychowski, M Rojewski… - Opto-Electronics Review, 2002 - mostwiedzy.pl
Authors present new aspects of recently published non-invasive method of near-infrared
transillumination/back scattering (NIR-T/BS) in its application for recording of changes in …

Cerebrovascular pulsation and width of subarachnoid space during electroconvulsive therapy

AF Frydrychowski, P Pankiewicz, P Sowinski… - The Journal of …, 2009 - journals.lww.com
Background: The mechanism of electroconvulsive therapy (ECT) has not been
comprehensively explained. A new noninvasive method of monitoring intracranial …

[PDF][PDF] Spectral analysis of mechanical and respiratory influences on width of subarachnoid space assessed with non-invasive method of near-infrared …

A Frydrychowski, M Rojewski… - Opto-Electronics Review, 2002 - mostwiedzy.pl
It was observed that the recorded changes in the NIR-T/BSS signals reflecting those in the
instantaneous width of the subarachnoid space and its cerebrovascular pulsation follow the …

Application of the noninvasive method of Near Infra-Red Transillumination-Back Scattering (NIR-T/BSS) for monitoring of changes in cerebral arterial blood supply in …

AF Frydrychowski, C Kwiatkowski - Acta Angiologica, 2003 - journals.viamedica.pl
Background. A steady rising trend is observed in the number of carotid surgeries performed.
Methods of monitoring of changes in cerebral blood supply used so far, prove inadequate …