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Implantable vascular access device

  • US 8,409,153 B2
  • Filed: 05/11/2010
  • Issued: 04/02/2013
  • Est. Priority Date: 12/07/1998
  • Status: Expired due to Fees
First Claim
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1. An implantable access port, comprisinga plastic housing defining a base;

  • a permeable septum attached to said plastic housing and defining a top of a fluid chamber;

    a cup portion attached to said plastic housing, said cup portion comprising a base portion of said fluid chamber and an edge radius extending generally outwardly from said base portion and partially towards said permeable septum member, wherein said cup portion comprises a material selected from the group consisting of stainless steel, titanium or ceramic; and

    an exit port in fluid communication with said fluid chamber;

    wherein said fluid chamber is defined by a volume between said permeable septum and said cup portion;

    and wherein a portion of said plastic housing defines an interior sidewall of said fluid chamber configured to be exposed to fluid within said fluid chamber, said interior sidewall extending from said edge radius of said cup portion to at least said permeable septum.

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