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Nephrostomy catheter with formed tip

  • US 4,645,490 A
  • Filed: 12/18/1984
  • Issued: 02/24/1987
  • Est. Priority Date: 12/18/1984
  • Status: Expired due to Term
First Claim
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1. A catheter, comprising:

  • an elongated shaft having a drainage lumen extending therethrough, and an inflation lumen extending along the shaft;

    an elastic sleeve overlying a distal portion of the shaft; and

    means for bonding the sleeve to the shaft in spaced circumferential zones to define a cavity beneath the sleeve communicating with the inflation lumen, with the bonding means being radiopaque, wherein the bonding means comprises an adhesive impregnated with a radiopaque material.

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