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Beard et al., 2017 - Google Patents

3D photoacoustic scanner based on an optical ultrasound-mapping system for imaging superficial vascular anatomy in vivo

Beard et al., 2017

Document ID
4222824540493732593
Author
Beard P
Zhang E
Laufer J
Publication year
Publication venue
Photoacoustic imaging and spectroscopy

External Links

Snippet

This chapter demonstrates a high-resolution photoacoustic scanner based upon an optical ultrasound-mapping scheme. The system can provide three-dimensional (3D) images of vascular networks and other absorbing soft tissue structures with a spatial resolution of the …
Continue reading at www.taylorfrancis.com (other versions)

Classifications

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    • A61B5/0093—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy
    • A61B5/0095—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy by applying light and detecting acoustic waves, i.e. photoacoustic measurements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Detecting, measuring or recording for diagnostic purposes; Identification of persons
    • A61B5/0059—Detecting, measuring or recording for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
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    • A61B5/0091—Detecting, measuring or recording for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for mammography
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    • A61B5/0062—Arrangements for scanning
    • A61B5/0066—Optical coherence imaging
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    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
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    • A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
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    • A61B2562/146—Coupling media or elements to improve sensor contact with skin or tissue for optical coupling
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    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
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    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G01N2021/653—Coherent methods [CARS]

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