Invention Grant
US07918802B2 Positioning system for a nerve stimulator needle 失效
神经刺激针定位系统

  • Patent Title: Positioning system for a nerve stimulator needle
  • Patent Title (中): 神经刺激针定位系统
  • Application No.: US11781652
    Application Date: 2007-07-23
  • Publication No.: US07918802B2
    Publication Date: 2011-04-05
  • Inventor: William F. Urmey
  • Applicant: William F. Urmey
  • Agency: Natter & Natter
  • Agent Seth Natter
  • Main IPC: A61B5/05
  • IPC: A61B5/05
Positioning system for a nerve stimulator needle
Abstract:
A target nerve or nerve plexus registration point is located utilizing a nerve stimulator needle positioned in a bore of a carrier. The carrier is configured with an electrically nonconductive smooth curved surface at a distal end of the bore. The needle tip is fixed in an operative cutaneous electrode position and the smooth curved surface of the carrier is forced against and compresses the epidermis, corium and subcutaneous tissue and traverses cutaneous surfaces to locate a target nerve or nerve plexus without physical penetration by the needle tip. The needle is then inserted at the located point, with or without the needle path being guided by the bore. In another embodiment, a subcutaneous portion of carrier is introduced and is pivoted about its introduction point to locate the target nerve.
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