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Enhanced infusion-site pain-reduction for drug-delivery devices

  • US 10,071,209 B2
  • Filed: 03/11/2013
  • Issued: 09/11/2018
  • Est. Priority Date: 03/15/2012
  • Status: Active Grant
First Claim
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1. An infusion-patch comprising:

  • a cannula;

    a base;

    at least one adhesive region in said base suitable for skin attachment;

    at least one skin-access area within said base; and

    at least one conduit in fluid connection with said at least one skin-access area,wherein;

    said at least one conduit in fluid connection with said at least one skin-access area facilitates the transfer of an anesthetic substance within a first anesthetic-reservoir which is removably attached from the infusion-patch and in fluid connection with said at least one skin-access area,said at least one conduit providing fluid connection that allows transfer of said anesthetic substance from said first anesthetic-reservoir to said at least one skin-access area,said cannula is not in fluid communication with said at least one conduit, andsaid anesthetic substance delivered to said at least one skin-access area is at least partially replenished without removing said infusion-patch.

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