A miniature all-optical photoacoustic imaging probe

EZ Zhang, PC Beard - Photons plus ultrasound: imaging and …, 2011 - spiedigitallibrary.org
A miniature (250 μm outer diameter) photoacoustic probe for endoscopic applications has
been developed. It comprises a single delivery optical fibre with a transparent Fabry Perot …

Miniature all-optical flexible forward-viewing photoacoustic endoscopy probe for surgical guidance

R Ansari, EZ Zhang, AE Desjardins, PC Beard - Optics Letters, 2020 - opg.optica.org
A miniature flexible photoacoustic endoscopy probe that provides high-resolution 3D
images of vascular structures in the forward-viewing configuration is described. A planar …

Photoacoustic probe using a microring resonator ultrasonic sensor for endoscopic applications

B Dong, S Chen, Z Zhang, C Sun, HF Zhang - Optics letters, 2014 - opg.optica.org
We designed an all-optical photoacoustic (PA) probe for endoscopic applications by
employing an optically transparent, coverslip-type, polymeric microring resonator ultrasonic …

All-optical photoacoustic imaging system using fiber ultrasound probe and hollow optical fiber bundle

Y Miida, Y Matsuura - Optics express, 2013 - opg.optica.org
An all-optical 3D photoacoustic imaging probe that consists of an optical fiber probe for
ultrasound detection and a bundle of hollow optical fibers for excitation of photoacoustic …

[HTML][HTML] All-optical forward-viewing photoacoustic probe for high-resolution 3D endoscopy

R Ansari, EZ Zhang, AE Desjardins… - Light: Science & …, 2018 - nature.com
A miniature forward-viewing endoscopic probe that provides high-resolution 3D
photoacoustic images is demonstrated. The probe is of outer diameter 3.2 mm and …

[HTML][HTML] Fiber-laser-based ultrasound sensor for photoacoustic imaging

Y Liang, L Jin, L Wang, X Bai, L Cheng, BO Guan - Scientific Reports, 2017 - nature.com
Photoacoustic imaging, especially for intravascular and endoscopic applications, requires
ultrasound probes with miniature size and high sensitivity. In this paper, we present a new …

Characteristics of optimized fibre-optic ultrasound receivers for minimally invasive photoacoustic detection

EZ Zhang, PC Beard - Photons Plus Ultrasound: Imaging and …, 2015 - spiedigitallibrary.org
A range of miniature (125μm od) fibre optic ultrasound sensors based on the use of
interferometric polymer optical cavities has been developed for minimally invasive …

[HTML][HTML] Transparent microfiber Fabry-Perot ultrasound sensor with needle-shaped focus for multiscale photoacoustic imaging

J Ma, J Zhao, H Chen, LP Sun, J Li, BO Guan - Photoacoustics, 2023 - Elsevier
Photoacoustic tomography emerged as a promising tool for noninvasive biomedical imaging
and diseases diagnosis. However, most of the current piezoelectric ultrasound transducers …

[HTML][HTML] All-optical scanhead for ultrasound and photoacoustic imaging—Imaging mode switching by dichroic filtering

BY Hsieh, SL Chen, T Ling, LJ Guo, PC Li - Photoacoustics, 2014 - Elsevier
Ultrasound (US) and photoacoustic (PA) multimodality imaging has the advantage of
combining good acoustic resolution with high optical contrast. The use of an all-optical …

Photoacoustic imaging of blood vessel equivalent phantoms

PC Beard - Biomedical Optoacoustics III, 2002 - spiedigitallibrary.org
Various phantoms have been used to assess the ability of transmission mode photoacoustic
imaging to visualize blood vessels. AQ switched Nd: YAG laser operating at 1.06 …