Ento Key

(37.1) where the intensity variance is V I = (〈I 2〉 − 〈I〉2), and the delay-dependent function F(τ) is a decorrelation function that has contributions from many different dynamic processes…

Fig. 71.1 Illustration of the effects of projection angle on angiographic visualization of an eccentric lesion. (a) Coronary angiogram of a lesion in the left-anterior descending artery. (b) Apparent diameters…

(39.1) In this expression, the mean squared field, E, as a function of scattering angle, θ, is related to the two-point density correlation function, Γρ(r), of the sample as a…

Fig. 26.1 Basic structures of breast tissue: lobule (a), milk duct (b), cutting cross milk duct with calcification (c), blood vessel (d), adipocytes (e), scar fibrous tissue (f), normal fibrous…

Fig. 75.1 Current long-range OCT system Fig. 75.2 Schematic (a) and picture (b) of LR-OCT probe Fig. 75.3 Schematic of external rotational motor and probe Acquired OCT data is processed…

Fig. 58.1 A handheld OCT system in use at a pause in retinal surgery [25] The principal advantage of the intraoperative HHOCT systems used to date in freehand mode is…

Fig. 20.1 Typical output properties of a swept laser. (a) Tuning curve. (b) Time trace. (c) Spectrum. (d) Coherence. The definition of each parameter is described in the text Sweep…

Fig. 63.1 A noncontact, small animal OCT imaging interface with the scan pivot located at the pupil of the murine eye. The imaging interface uses multiple achromatic lenses and a…

Fig. 80.1 Intraoperative OCT imaging during resection of glioblastoma (WHO grade IV), which recurred after initial surgery and radiation. A pilot laser was used to focus the OCT probe on…

Fig. 15.1 OCT scanning and scanner coordinate system schematic. Left: 1D acquisition (A-Scan). A single depth profile is acquired which measures backscattered intensity vs. axial dimension (depth). Middle: 2D imaging…