Novel intraoperative cerebral blood flow monitoring by laser-Doppler scanner.

Abstract:

:Laser-Doppler (LD) flowmetry was used to measure tissue perfusion non-invasively and continuously during neurosurgical operations using an LD scanner. Scanning was usually completed in 20 seconds. Measurements were processed in software to provide a color-coded image of the tissue perfusion. Moreover, the measurement data, expressed in LD-units, could be used for statistical data analysis. No physical contact was necessary between the scanning device and the exposed brain tissue. The imager provided two-dimensional microvascular flow maps non-invasively and quantitatively during brain operations, and could show the CO2 reactivity in the vessels. LD scanning flowmetry is a promising intraoperative monitoring method for cerebral blood flow changes.

authors

Nakase H,Kaido T,Okuno S,Hoshida T,Sakaki T

doi

10.2176/nmc.42.1

keywords:

subject

Has Abstract

pub_date

2002-01-01 00:00:00

pages

1-4

issue

1

eissn

0470-8105

issn

1349-8029

pii

JST.JSTAGE/nmc/42.1

journal_volume

42

pub_type

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