×

Connection for medical device

  • US 9,962,500 B2
  • Filed: 04/26/2012
  • Issued: 05/08/2018
  • Est. Priority Date: 04/28/2011
  • Status: Active Grant
First Claim
Patent Images

1. An apparatus comprising:

  • a first piercing needle and a second piercing needle,each of the first piercing needle and the second piercing needle comprising a proximal piercing end and a distal end, and wherein each of the first piercing needle and the second piercing needle is configured to guide a medium, anda dispense interface, comprising a mounting hub configured for releasable connection to a needle assembly,wherein each of said first piercing needle and said second piercing needle comprises a first opening and a second opening,wherein said dispense interface comprises a first recess and a second recesswherein said first recess has a first opening and said second recess has a second opening,wherein said distal end of said first piercing needle is at least partially inserted into said first recess, and said distal end of said second piercing needle is at least partially inserted into said second recess,wherein said first piercing needle and said second piercing needle are permanently affixed to said dispense interface by a combination of an interference fit and an adhesive, such that said interference fit prevents said adhesive from contaminating said medium,wherein said first recess and second recess each comprise a first section configured to accept said adhesive,wherein said first recess and said second recess each comprise a second section adjacent to said first section configured to provide said interference fit between said first piercing needle and said second piercing needle respectively and said dispense interface,wherein said second section comprises a tapered section and a substantially cylindrical portion between said first section and said second opening,wherein said substantially cylindrical portion provides said interference fit,andwherein said dispense interface is configured to attach to a distal end of a reservoir holder comprising a first reservoir and a second reservoir such that the proximal piercing end of said first needle pierces the first reservoir and such that the proximal piercing end of said second needle pierces the second reservoir.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×