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Multiple lumen vascular access introducer sheath

DC
  • US 5,250,038 A
  • Filed: 10/09/1992
  • Issued: 10/05/1993
  • Est. Priority Date: 10/09/1992
  • Status: Expired due to Term
First Claim
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1. A multiple lumen vascular access introducer sheath comprising:

  • a tubular member of an inelastic, semi-rigid plastic material and having a distal end, a proximal end, a main lumen extending longitudinally therethrough and opening at said distal and proximal ends, and a secondary lumen non-coaxially positioned adjacent to and separated from said main lumen for maximizing a cross-sectional dimension of said main lumen, said main lumen having a cross-sectional area sized for passage of a catheter therethrough, said secondary lumen having a cross-sectional area sized significantly less than said cross-sectional area of said maim lumen for passage of a predetermined dose of a fluid therethrough and positioned with respect to said main lumen and shaped.

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