Bloodless catheter

  • US 6,699,221 B2
  • Filed: 06/12/2001
  • Issued: 03/02/2004
  • Est. Priority Date: 06/15/2000
  • Status: Expired due to Fees
First Claim
Patent Images

1. A bloodless catheter comprisinga first hub having a bore at a proximal end;

  • a cannula fixed in and extending from an opposite distal end of said hub for invasive positioning in a blood vessel; and

    a septum seal mounted in said bore of said hub in circumferentially sealed relation to prevent a flow of fluid from said cannula to said proximal end of said hub, said seal having a weakened central section.

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