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CATHETER COMBINATION

  • US 3,593,713 A
  • Filed: 07/12/1968
  • Issued: 07/20/1971
  • Est. Priority Date: 07/12/1968
  • Status: Expired due to Term
First Claim
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1. A catheter having a body or stem of tubular form provided with a tip at its forward end, an inflatable body encircling the tube adjacent to the tip end thereof, a fluid-supply passage for liquid or air entering into and extending along the tube in communication with the inflatable body to inflate the same within a body opening, a jacket encircling the tube and provided with a pervious portion through which liquid-carrying medicaments may pass out from within the jacket, said jacket having a tightfitting elastic sleeve rollable from the outer toward the inner end of the pervious portion to control the area of medicament flow through said pervious portion, and fluid-supply means for carrying said medicaments connected to the interior of the jacket.

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