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Miniaturized single-fiber-based needle probe for combined imaging and sensing in deep tissue

机译:基于小型组织组合成像和感应的小型化单纤维针探针

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摘要

The ability to visualize structure while simultaneously measuring chemical or physical properties of a biological tissue has the potential to improve our understanding of complex biological processes. We report the first miniaturized single-fiber-based imaging + sensing probe capable of simultaneous optical coherence tomography (OCT) imaging and temperature sensing. An OCT lens is fabricated at the distal end of a double-clad fiber, including a thin layer of rare-earth-doped tellurite glass to enable temperature measurements. The high refractive index of the tellurite glass enables a common-path interferometer configuration for OCT, allowing easy exchange of probes for biomedical applications. The simultaneous imaging + sensing capability is demonstrated on rat brains. (C) 2018 Optical Society of America
机译:在同时测量生物组织的化学或物理性质的同时可视化结构的能力有可能改善我们对复杂生物过程的理解。 我们报告了能够同时光学相干断层扫描(OCT)成像和温度传感的第一种小型化单纤维的成像+传感探针。 OCT透镜在双包层纤维的远端制造,包括一层稀土掺杂的碲化玻璃,以实现温度测量。 Tellurite玻璃的高折射率使OCT的共同路径干涉仪配置能够轻松地交换探针对生物医学应用。 同时成像+感测能力在大鼠大脑上证明。 (c)2018年光学学会

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  • 来源
    《Optics Letters》 |2018年第8期|共4页
  • 作者单位

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

    Univ Adelaide Australian Res Council Ctr Excellence Nanoscale B Adelaide SA Australia;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 计量学;光学;
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