Results 31 to 40 of about 6,232,025 (300)
IEEE Transactions on Image Processing, 2021 Photoacoustic imaging (PAI) has attracted great attention as a medical imaging method. Typically, photoacoustic (PA) images are reconstructed via beamforming, but many factors still hinder the beamforming techniques in reconstructing optimal images in ...
Seungwan Jeon +3 more
semanticscholar +1 more source
Freehand scanning photoacoustic microscopy with simultaneous localization and mapping
Photoacoustics, 2022 Optical-resolution photoacoustic microscopy offers high-resolution, label-free hemodynamic and functional imaging to many biomedical applications. However, long-standing technical barriers, such as limited field of view, bulky scanning probes, and slow ...
Jiangbo Chen +4 more
doaj +1 more source
Biomedical Optics Express, 2021 Photoacoustic imaging (PAI) is an emerging functional and molecular imaging technology that has attracted much attention in the past decade. Recently, many researchers have used the vantage system from Verasonics for simultaneous ultrasound (US) and ...
Karl Kratkiewicz +4 more
semanticscholar +1 more source
Minimally invasive photoacoustic imaging: Current status and future perspectives
Photoacoustics, 2019 Photoacoustic imaging (PAI) is an emerging biomedical imaging modality that is based on optical absorption contrast, capable of revealing distinct spectroscopic signatures of tissue at high spatial resolution and large imaging depths.
Tianrui Zhao +4 more
doaj +1 more source
A Skull-Removed Chronic Cranial Window for Ultrasound and Photoacoustic Imaging of the Rodent Brain
Frontiers in Neuroscience, 2021 Ultrasound and photoacoustic imaging are emerging as powerful tools to study brain structures and functions. The skull introduces significant distortion and attenuation of the ultrasound signals deteriorating image quality.
Xuanhao Wang +9 more
doaj +1 more source
Transfontanelle photoacoustic imaging for in-vivo cerebral oxygenation measurement
Scientific Reports, 2022 The capability of photoacoustic (PA) imaging to measure oxygen saturation through a fontanelle has been demonstrated in large animals in-vivo. We called this method, transfontanelle photoacoustic imaging (TFPAI).
Rayyan Manwar +6 more
semanticscholar +1 more source
Transfontanelle photoacoustic imaging: ultrasound transducer selection analysis.
Biomedical Optics Express, 2022 Transfontanelle ultrasound imaging (TFUI) is the conventional approach for diagnosing brain injury in neonates. Despite being the first stage imaging modality, TFUI lacks accuracy in determining the injury at an early stage due to degraded sensitivity ...
Rayyan Manwar +3 more
semanticscholar +1 more source
Machine-Learning-Based Real-Time Photoacoustic Surface Crack Detection
Engineering Proceedings, 2023 Photoacoustic imaging is commonly utilized in biomedical research due to its capability to provide the functional and structural details of imaging targets, featuring optical contrast and ultrasound resolution.
Abdulrhman Alshaya +2 more
doaj +1 more source
Photoacoustic imaging with low-cost sources; A review
Photoacoustics, 2019 Benefitting from advantages of optical and ultrasound imaging, photoacoustic imaging (PAI) has demonstrated potentials in a wide range of medical applications.
Mohsen Erfanzadeh, Quing Zhu
doaj +1 more source
Recovery of photoacoustic images based on accurate ultrasound positioning
Visual Computing for Industry, Biomedicine, and Art, 2021 Photoacoustic microscopy is an in vivo imaging technology based on the photoacoustic effect. It is widely used in various biomedical studies because it can provide high-resolution images while being label-free, safe, and harmless to biological tissue ...
Yinhao Pan +5 more
doaj +1 more source