×

Blood sampling device with lancet damping system

  • US 5,954,738 A
  • Filed: 07/31/1997
  • Issued: 09/21/1999
  • Est. Priority Date: 07/31/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A blood sampling device, comprising:

  • a housing;

    a lancet assembly;

    a lancet holder disposed in said housing, said lancet holder being adapted to support said lancet assembly, said lancet holder being movable in a lancing direction between a cocked position and a puncture position;

    a drive spring for forcing said lancet holder from said cocked position to said puncture position; and

    means for damping movement of said lancet holder during travel of said lancet holder from said puncture position to an intermediate position between said puncture position and said cocked position, said damping means comprising;

    a corrugated surface disposed on said lancet holder; and

    a damping member which makes contact with said corrugated surface during movement of said lancet holder.

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