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Needle with fiberoptic capability

  • US 7,149,562 B2
  • Filed: 09/17/2003
  • Issued: 12/12/2006
  • Est. Priority Date: 09/17/2002
  • Status: Expired due to Fees
First Claim
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1. A monitoring device comprising:

  • a needle assembly having a needle body, said needle body having an open back end and a pointed tip end and having a sidewall defining a long-narrow lumen extending between said open back end and said pointed tip end, said sidewall further defining at least three side ports;

    a fiber optic bundle disposed in said lumen and in communication with said ports;

    a radiation delivering fiber optic element disposed in said lumen and in communication with at least one of said ports;

    a radiation source in communication with said radiation delivering fiber optic member for irradiating an area adjacent said at least one of said ports;

    at least one return fiber optic element in communication with the remaining side ports;

    a light detector in communication with said return fiber optic elements for receiving radiation from an irradiated area.

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