Signal and image processing in biomedical photoacoustic imaging: a review

R Manwar, M Zafar, Q Xu - Optics, 2020 - mdpi.com
Photoacoustic imaging (PAI) is a powerful imaging modality that relies on the PA effect. PAI
works on the principle of electromagnetic energy absorption by the exogenous contrast …

Portable and affordable light source-based photoacoustic tomography

M Kuniyil Ajith Singh, W Xia - Sensors, 2020 - mdpi.com
Photoacoustic imaging is a hybrid imaging modality that offers the advantages of optical
(spectroscopic contrast) and ultrasound imaging (scalable spatial resolution and imaging …

[HTML][HTML] Photoacoustic imaging for surgical guidance: Principles, applications, and outlook

MA Lediju Bell - Journal of applied physics, 2020 - pubs.aip.org
Minimally invasive surgeries often require complicated maneuvers and delicate hand–eye
coordination and ideally would incorporate “x-ray vision” to see beyond tool tips and …

Handheld real-time LED-based photoacoustic and ultrasound imaging system for accurate visualization of clinical metal needles and superficial vasculature to guide …

W Xia, M Kuniyil Ajith Singh, E Maneas, N Sato… - Sensors, 2018 - mdpi.com
Ultrasound imaging is widely used to guide minimally invasive procedures, but the
visualization of the invasive medical device and the procedure's target is often challenging …

Gold nanoparticles in glioma theranostics

M Norouzi - Pharmacological Research, 2020 - Elsevier
Despite many endeavors to treat malignant gliomas in the last decades, the median survival
of patients has not significantly improved. The infiltrative nature of high-grade gliomas and …

Review of consensus test methods in medical imaging and current practices in photoacoustic image quality assessment

J Palma-Chavez, TJ Pfefer, A Agrawal… - Journal of …, 2021 - spiedigitallibrary.org
Significance: Photoacoustic imaging (PAI) is a powerful emerging technology with broad
clinical applications, but consensus test methods are needed to standardize performance …

Deep tissue photoacoustic computed tomography with a fast and compact laser system

D Wang, Y Wang, W Wang, D Luo… - Biomedical optics …, 2016 - opg.optica.org
Photoacoustic computed tomography (PACT) holds great promise for biomedical imaging,
but wide-spread implementation is impeded by the bulkiness of flash-lamp-pumped laser …

Identification and removal of laser-induced noise in photoacoustic imaging using singular value decomposition

ER Hill, W Xia, MJ Clarkson… - Biomedical optics …, 2016 - opg.optica.org
Singular value decomposition (SVD) was used to identify and remove laser-induced noise in
photoacoustic images acquired with a clinical ultrasound scanner. This noise, which was …

Photostability of contrast agents for photoacoustics: The case of gold nanorods

L Cavigli, BN Khlebtsov, S Centi, NG Khlebtsov, R Pini… - Nanomaterials, 2021 - mdpi.com
Plasmonic particles as gold nanorods have emerged as powerful contrast agents for critical
applications as the photoacoustic imaging and photothermal ablation of cancer. However …

Adjustable photoacoustic tomography probe improves light delivery and image quality

GS Sangha, NJ Hale, CJ Goergen - Photoacoustics, 2018 - Elsevier
One cause for suboptimal photoacoustic tomography (PAT) penetration depth is attenuation
of incident light by soft tissue. To better understand this problem, we investigated the effects …