Dendritic organosilica nanospheres with large mesopores as multi-guests vehicle for photoacoustic/ultrasound imaging-guided photodynamic therapy.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2020.09.028
Abstract: Photodynamic therapy (PDT) is a minimally invasive treatment strategy that uses photosensitizers and light in combination with oxygen to generate cytotoxic singlet oxygen (1O2) to kill cancer cells by necrosis or apoptosis. However, the treatment… read more here.
Keywords: oxygen; photodynamic therapy; ultrasound imaging; photoacoustic ultrasound ... See more keywords
Super-resolution photoacoustic and ultrasound imaging with sparse arrays
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-020-61083-2
Abstract: It has previously been demonstrated that model-based reconstruction methods relying on a priori knowledge of the imaging point spread function (PSF) coupled to sparsity priors on the object to image can provide super-resolution in photoacoustic… read more here.
Keywords: reconstruction; resolution; super resolution; resolution photoacoustic ... See more keywords
Multifunctional liposome for photoacoustic/ultrasound imaging-guided chemo/photothermal retinoblastoma therapy
Sign Up to like & getrecommendations! Published in 2022 at "Drug Delivery"
DOI: 10.1080/10717544.2022.2032876
Abstract: Abstract Retinoblastoma (RB) is a malignant intraocular neoplasm that occurs in children. Diagnosis and therapy are frequently delayed, often leading to metastasis, which necessitates effective imaging and treatment. In recent years, the use of nanoplatforms… read more here.
Keywords: imaging guided; therapy; photoacoustic ultrasound; chemo photothermal ... See more keywords
Photoacoustic–Ultrasound Tomography With S-Sequence Aperture Encoding
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2017.2661238
Abstract: A combined photoacoustic–ultrasound (PAUS) tomography system is introduced using ring-array and novel aperture encoding schemes. The ultrasound subsystem is able to achieve diffraction limited half-wavelength isotropic in-plane spatial resolution unlike previous systems. S-sequence aperture encoding… read more here.
Keywords: tomography; photoacoustic ultrasound; aperture encoding; sequence ... See more keywords
Volumetric and Simultaneous Photoacoustic and Ultrasound Imaging with a Conventional Linear Array in a Multiview Scanning Scheme.
Sign Up to like & getrecommendations! Published in 2023 at "IEEE transactions on ultrasonics, ferroelectrics, and frequency control"
DOI: 10.1109/tuffc.2023.3268820
Abstract: Volumetric, multimodal imaging with precise spatial and temporal co-registration can provide valuable and complementary information for diagnosis and monitoring. Considerable research has sought to combine 3D photoacoustic (PA) and ultrasound (US) imaging in clinically translatable… read more here.
Keywords: linear array; volumetric simultaneous; ultrasound imaging; photoacoustic ultrasound ... See more keywords
Towards clinical photoacoustic and ultrasound imaging: Probe improvement and real-time graphical user interface
Sign Up to like & getrecommendations! Published in 2020 at "Experimental Biology and Medicine"
DOI: 10.1177/1535370219889968
Abstract: Photoacoustic imaging is a non-invasive and non-ionizing biomedical technique that has been investigated widely for various clinical applications. By taking the advantages of conventional ultrasound imaging, hand-held operation with a linear array transducer should be… read more here.
Keywords: photoacoustic ultrasound; clinical photoacoustic; real time; ultrasound imaging ... See more keywords
Photoacoustic-Ultrasound Tomography: A New Window into Developmental Toxicity
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Health Perspectives"
DOI: 10.1289/ehp11126
Abstract: On the left, a micrograph of a mouse embryo on the left. On the right, three panels showing photoacoustic-ultrasonic tomographic images of embryonic mouse hearts. read more here.
Keywords: window developmental; ultrasound tomography; new window; developmental toxicity ... See more keywords
Photoacoustic dual-scan mammoscope: results from 38 patients.
Sign Up to like & getrecommendations! Published in 2021 at "Biomedical optics express"
DOI: 10.1364/boe.420679
Abstract: We have developed a photoacoustics-based imaging system, the dual-scan mammoscope (DSM), that combines optical contrasts with acoustic detection, to obtain the angiographic features in human breast. In this study, we investigated whether the system can… read more here.
Keywords: scan mammoscope; photoacoustic ultrasound; tumor; breast ... See more keywords
Prototype endoscopic photoacoustic-ultrasound balloon catheter for characterizing intestinal obstruction.
Sign Up to like & getrecommendations! Published in 2022 at "Biomedical optics express"
DOI: 10.1364/boe.456672
Abstract: In our previous studies, we have demonstrated the feasibility of characterizing intestinal inflammation and fibrosis using endoscopic photoacoustic imaging. Purposed at te clinical translation of the imaging technology, we developed a photoacoustic/ultrasound imaging probe by… read more here.
Keywords: balloon catheter; intestinal obstruction; characterizing intestinal; balloon ... See more keywords
Validation of photoacoustic/ultrasound dual imaging in evaluating blood oxygen saturation.
Sign Up to like & getrecommendations! Published in 2022 at "Biomedical optics express"
DOI: 10.1364/boe.469747
Abstract: Photoacoustic imaging (PAI) was performed to evaluate oxygen saturation (sO2) of blood-mimicking phantoms, femoral arteries in beagles, and radial arteries in humans at various sO2 plateaus. The accuracy (root mean square error, RMSE) of PAI… read more here.
Keywords: oxygen saturation; pai; pai so2; photoacoustic ultrasound ... See more keywords
Spectroscopic photoacoustic/ultrasound/optical-microscopic multimodal intrarectal endoscopy for detection of centimeter-scale deep lesions
Sign Up to like & getrecommendations! Published in 2023 at "Frontiers in Bioengineering and Biotechnology"
DOI: 10.3389/fbioe.2023.1136005
Abstract: The inadequacy of existing colorectal imaging tools has significantly obstructed the efficient detection of colorectal cancer. To address this issue, this work presents the cross-scale endoscopic imaging of rectal tumors with a combined photoacoustic/ultrasound tomography… read more here.
Keywords: system; scale; scale deep; detection ... See more keywords