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Flexible positioner for use with implantable cochlear electrode array

  • US 6,078,841 A
  • Filed: 12/18/1998
  • Issued: 06/20/2000
  • Est. Priority Date: 03/27/1998
  • Status: Expired due to Fees
First Claim
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1. A flexible positioner insertable into a human cochlea, said flexible positioner comprising an elongate silastic member being a tapered cross section, with a distal tip of the positioner having a smaller along the length of the member than a proximal end of the positioner;

  • and having a length adapted to allow the distal tip of the positioner to be inserted into the cochlea to a depth of about 1 to 11/2 turns when the proximal end is at the opening of the cochlea; and

    wherein the cross sectional size of the positioner fills only a fraction of the available space within the cochlea;

    whereby an electrode array may jointly occupy the space within the cochlea with the positioner.

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