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Автор L Lilge
Автор T Haw
Автор B C Wilson
Дата выпуска 1993-02-01
dc.description A small detector to measure light fluence rates in turbid media and biological tissue, based on an optical fibre with a fluorescent dye-doped tip, is presented. The measured optical power of the fluorescent light transmitted through the fibre is directly proportional to the local fluence rate of the treatment or excitation light at the tip. The detector has been built as small as 170 mu m outer diameter, while retaining good mechanical properties for insertion into soft tissue. The detector response is linear with fluence rate over a wide range and isotropic for all angles less than 160' from the forward direction. Hence, the detector can measure accurately the fluence rate in turbid media and biological tissue. This fluorescent tip design has no fundamental restrictions in size and shows comparable isotropy, but is less sensitive than, fluence rate detectors based on optical fibres with light-scattering tips.
Формат application.pdf
Издатель Institute of Physics Publishing
Название Miniature isotropic optical fibre probes for quantitative light dosimetry in tissue
Тип paper
DOI 10.1088/0031-9155/38/2/001
Electronic ISSN 1361-6560
Print ISSN 0031-9155
Журнал Physics in Medicine and Biology
Том 38
Первая страница 215
Последняя страница 230
Аффилиация L Lilge; Wellman Lab. of Photomed., Massachusetts Gen. Hospital, Boston, MA, USA
Аффилиация T Haw; Wellman Lab. of Photomed., Massachusetts Gen. Hospital, Boston, MA, USA
Аффилиация B C Wilson; Wellman Lab. of Photomed., Massachusetts Gen. Hospital, Boston, MA, USA
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