×

Injection needle assembly and drug injection device

  • US 8,622,963 B2
  • Filed: 01/29/2010
  • Issued: 01/07/2014
  • Est. Priority Date: 01/30/2009
  • Status: Active Grant
First Claim
Patent Images

1. An injection needle assembly comprising:

  • a needle tube, 26-33 G in size, having a needle tip capable of puncturing a living body and a bevel length of 0.5-1.4 mm so as to be placed in a skin upper layer;

    a hub for holding the needle tube;

    a stabilizer formed in a tubular shape surrounding the circumference of the needle tube and having an end face that contacts a skin of the living body when puncturing the living body with the needle tube; and

    a guide portion provided on the stabilizer for guiding, by being contacted with the skin, a pressing parameter applied from the needle tube and the stabilizer to the living body when puncturing the living body with the needle tube.

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