By Wolfgang Drexler, James G. Fujimoto
Optical coherence tomography (OCT) is the optical analog of ultrasound imaging and is a strong imaging strategy that permits non-invasive, in vivo, excessive solution, cross-sectional imaging in organic tissue. Between 30 to forty Million OCT imaging strategies are played according to yr in ophthalmology. The total marketplace is anticipated at greater than half Billion USD.
A new iteration OCT technology was built, dramatically expanding solution and velocity, reaching in vivo optical biopsy, i.e. the visualization of tissue architectural morphology in situ and in genuine time. practical extensions of OCT know-how let non-invasive, intensity resolved sensible overview and imaging of tissue.
The booklet introduces OCT expertise and purposes not just from an optical and technological point of view, but in addition from the biomedical and medical perspective. This moment version is broadly prolonged and covers significantly more topics then the 1st version of this booklet. The chapters are written by leading foreign examine teams, in a method understandable to a wide viewers. it is going to be of curiosity not just to physicists, scientists and engineers, but in addition to biomedical and scientific researchers from diverse scientific specialties
Read Online or Download Optical Coherence Tomography: Technology and Applications 3 Volume Set PDF
Best measurements books
Advent to touch Mechanics, moment variation is a steady creation to the mechanics of strong our bodies involved for graduate scholars, put up doctoral contributors, and the start researcher. This moment version keeps the introductory personality of the 1st with a spotlight on fabrics technological know-how as targeted from immediately stable mechanics thought.
The reader shall locate within the provided monograph a scientific presentation of clinical results within the box of anisotropy experiences reached via the writer and his collaborators within the interval of modern 4 many years: released and mentioned in a couple of papers and convention contributions. The relevant building line of dialogue is to be sought within the complete and complete research of ret:) functionality defining the anisotropy coefficient various through the tensile try.
This ebook is helping to dispel the suggestion that collective phenomena, that have develop into more and more very important in sleek garage earrings, are an imprecise and inaccessible subject. regardless of an emphasis on synchrotron mild resources, the fundamental ideas provided listed below are legitimate for different amenities in addition. Graduate scholars, scientists and engineers operating in an accelerator surroundings will locate this to be a scientific exposition of the foundations at the back of collective instabilities and lifetime-limiting results.
KEY gain: An updated, sensible creation to engineering experimentation. advent to Engineering Experimentation, 3E introduces many issues that engineers have to grasp to be able to plan, layout, and record a winning scan or size system. The textual content deals a realistic procedure with present examples and thorough discussions of key themes, together with these usually neglected or basically touched upon by way of different texts, akin to smooth automatic facts acquisition platforms, electric output measuring units, and in-depth insurance of experimental uncertainty research.
- Magnetic Sensors and Magnetometers
- C-star-Algebras and W-star-Algebras
- New Technologies in Electromagnetic Non-destructive Testing
- Advanced Techniques for Assessment Surface Topography: Development of a Basis for 3D Surface Texture Standards
Extra info for Optical Coherence Tomography: Technology and Applications 3 Volume Set
Saline flushing was used to remove blood from the imaging field. Imaging was performed with the LightLab M2 and an occlusion balloon catheter. Modern intravascular OCT instruments use contrast flushing without occlusion (Courtesy of LightLab Imaging) This study reported OCT imaging of normal coronary arteries, intimal dissections, and stents with 10 mm resolution. OCT imaging in human patients was first reported by Jang et al. in 2001 . 2 F OCT imaging catheter and demonstrated imaging of tissue prolapse in a stent, comparing OCT with IVUS.
Several early OCT imaging studies were performed using ex vivo surgical specimens [3, 39–50]. These studies helped to define which structural features were visible using OCT and to establish a baseline for comparison to histology. 11 shows an example of one of the first OCT images of arterial plaque ex vivo and corresponding histology from Brezinski et al. 1996 . The OCT image has an axial resolution of $15 mm in tissue and imaging was performed at 1,300 nm wavelength. The figure shows an unstable plaque characterized by a thin intimal cap layer, adjacent to a heavily calcified plaque with low lipid content.
Since axial resolution is inversely proportional to the bandwidth of the light source, broad bandwidth light sources are required to achieve high axial resolution. The transverse resolution in OCT imaging is the same as in optical microscopy and is determined by the diffraction limited spot size of the focused optical beam. The diffraction limited minimum spot size is proportional to wavelength and inversely proportional to the numerical aperture or the focusing angle of the beam. The transverse resolution is Dx ¼ 4l f Á p d where l is the wavelength, d is the size of the incident beam on the objective lens, and f is the focal length.
Optical Coherence Tomography: Technology and Applications 3 Volume Set by Wolfgang Drexler, James G. Fujimoto