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Micro-injection port

  • US 4,915,690 A
  • Filed: 02/02/1988
  • Issued: 04/10/1990
  • Est. Priority Date: 02/02/1988
  • Status: Expired due to Term
First Claim
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1. An implantable subcutaneous injection port comprising,a rigid housing, said housing having a substantially flat top wall, a substantially flat bottom wall and a side wall connecting the periphery of said top and bottom walls,means defining an injection chamber in said rigid housing,an opening in said side wall,a septum captured by said housing and sealing said opening in said side wall, said septum having a puncture area occupying a substantial portion of the projected side wall area of the housing when viewed along the centerline of the septum, andan exit port communicating with said chamber and passing through said side wall.

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