Volumetric photoacoustic imaging of elastin and age-related remodeling using near-infrared probe ElaNIR [0.03%]
利用近红外探针ElaNIR进行弹性蛋白及年龄相关重塑的体积型光声成像
Hyunseo Jeon,Jiwoong Kim,Haw-Young Kwon et al.
Hyunseo Jeon et al.
Elastin supports tissue elasticity and structural stability, but its regeneration is minimal in adulthood. Monitoring elastin remodeling is therefore important for understanding aging and related cardiovascular disease. However, fluorescenc...
Ultra-sensitive wideband diffraction-grating-coupled-mode Fabry-Pérot resonators for ultrasound and photoacoustic detection [0.03%]
用于超声波和光声检测的超灵敏宽带衍射光栅耦合模式法布里-珀罗谐振腔
Xiaoping Jiang,Mengqi Shen,Shibiao Wei et al.
Xiaoping Jiang et al.
Optical ultrasound detectors offer broad bandwidth, high sensitivity, significantly reduced electrical and acoustic impedance mismatch, and seamless integration with transparent imaging platforms for biomedical and industrial ultrasound and...
Maximum fluence for accurate functional photoacoustic microscopy [0.03%]
准确的功能型荧光超声层析显微成像技术的最大安全能量上限值研究
Jingyi Zhu,Zhiwei Yao,Lidai Wang
Jingyi Zhu
Photoacoustic microscopy (PAM) can map blood oxygen saturation (sO2) in the brain and other organs at high spatial and temporal resolution, enabling many preclinical and clinical applications. In fast functional PAM, even when the laser pow...
An intelligent point-of-care photoacoustic and ultrasound dual-modality imaging system for Rheumatoid arthritis in fingers: Technical development and initial clinical test [0.03%]
一种用于手指类风湿性关节炎的智能POC光声/超声双模成像系统：技术开发与初步临床试验
Xiaorui Peng,Kyoungmo Koo,Jianwei Qiu et al.
Xiaorui Peng et al.
Aiming at an intelligent point-of-care imaging technology for rheumatology clinics, a fully automatic 3D photoacoustic (PA) and ultrasound (US) dual-modality system driven by a robot and powered by deep learning (DL)-based image processing ...
Noninvasive multimodal photoacoustic-ultrasound imaging for dynamic assessment of placental hypoxia and perfusion in preeclampsia [0.03%]
用于评估子痫前期胎盘缺氧和灌注的非侵入性多模态光声-超声成像技术
Sirui Liu,Yixiu Zhang,Chenyang Zhao et al.
Sirui Liu et al.
Reliable methods for the non-invasive monitoring of placental status are essential for the management of preeclampsia. This study investigates the feasibility of multimodal photoacoustic-ultrasound (PA-US) imaging for the longitudinal asses...
Hybrid three-dimensional full-view multi-wavelength photoacoustic and ultrasound breast tomography [0.03%]
混合三维全视图多波长光声和超声乳腺断层摄影术
M Dantuma,F Lucka,S C Kruitwagen et al.
M Dantuma et al.
Photoacoustic tomography is a contrast agent-free imaging technique capable of visualizing blood vessels and tumor-associated vascularization in breast tissue. While sophisticated breast imaging systems have been recently developed, there i...
PIT-Net: Physics-informed transformer with differentiable diffusion constraints for quantitative photoacoustic tomography of deep tissues [0.03%]
基于可微扩散约束的物理Transformer网络在深层组织定量光声层析成像中的应用
Ying Fan,Yangkun Liu,Abdula Aji et al.
Ying Fan et al.
Quantitative photoacoustic tomography (QPAT) faces the ill-posed inverse problem of decoupling optical absorption from light fluence. Standard deep learning models often lack physical consistency and struggle to generalize in vivo. To addre...
VITAL: Value-Invariant Transformation and Alignment Learning for quantitative photoacoustic microscopy [0.03%]
具有价值不变变换和对齐学习的定量光声显微镜(VITAL)
Shuocheng Qi,Mingxuan Wang,Yachao Zhang et al.
Shuocheng Qi et al.
Fast optical-resolution photoacoustic microscopy (OR-PAM) enables dynamic microvascular imaging but suffers from spatial misalignment and biased functional quantification that are inadequately solved by conventional registration methods. We...
David C Garrett,Lihong V Wang
David C Garrett
Photoacoustic tomography leverages ultrasound's deep tissue penetration to retrieve optical absorption contrast well beyond the optical diffusion limit. Conventional photoacoustic systems rely on externally delivered light and are therefore...
Real-time photoacoustic imaging with freehand light delivery and augmented reality guidance [0.03%]
自由手送光和增强现实引导的实时超声波照片成像技术
Junhao Zhang,Cynthia Li,Muyinatu A Lediju Bell
Junhao Zhang
Photoacoustic-guided surgery benefits from precise co-alignment between detached light delivery and sound reception components. Misalignment can result in absent photoacoustic signals, potentially leading to critical structures incorrectly ...