Skip to main content
. 2014 Mar 4;7(2):230–239. doi: 10.1016/j.tranon.2014.02.009

Figure 1.

Figure 1

Schematic overview of the combined DRS and AFS optical setup. The system measures diffuse reflectance (400-1600 nm) and intrinsic fluorescence (400-800 nm) of tissue through the use of a miniaturized 21-G needle with a retractable inner fiber-optic stylet.