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Spray or drip tips having multiple outlet channels

  • US 9,572,555 B1
  • Filed: 09/24/2015
  • Issued: 02/21/2017
  • Est. Priority Date: 09/24/2015
  • Status: Active Grant
First Claim
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1. A device for delivering an at least partially mixed multi-component sealant or hemostat or adhesive formulation comprising:

  • a) at least two containers of at least two separate, reactive components in fluid communication with at least two separate lumens of a multi-lumen cannula having outlets distal to the containers;

    b) an expression tip having a main channel that is open at a proximal end to the cannula and fitted over and beyond the cannula outlets;

    wherein the tip comprises a plurality of separate mixing chambers having outlets at the distal end of the tip and in fluid communication with the main channel via corresponding individual connecting channels, each individual connecting channel set at one of a plurality of distances relative to the distal end of the tip;

    wherein the tip moves distally when the main channel is pressurized due to an obstruction in at least one mixing chamber.

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