A miniaturized photoacoustic fiberscope has been developed, featuring a lateral resolution of 9 microns and a lightweight design at 4.5 grams. Engineered to capture hemodynamic processes at single-blood-vessel resolution at a rate of 0.2 Hz, this device represents an advancement in head-mounted tools for exploring intricate brain activities in mobile animals.

中文翻译：

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用于移动小鼠血流动力学成像的头戴式光声纤维镜

微型光声纤维镜已开发出来，横向分辨率为 9 微米，重量轻，重量为 4.5 克。该设备旨在以 0.2 Hz 的速率捕获单血管分辨率的血流动力学过程，代表了用于探索移动动物复杂的大脑活动的头戴式工具的进步。