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Calibration material delivery devices and methods

  • US 8,919,605 B2
  • Filed: 11/30/2010
  • Issued: 12/30/2014
  • Est. Priority Date: 11/30/2009
  • Status: Active Grant
First Claim
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1. A device comprising:

  • a first portion configured to be grasped by a hand of a user; and

    a second portion comprising;

    a reservoir containing a first control material, wherein the control material comprises a target analyte of a known or a predetermined concentration; and

    a flexible neck configured to permit relative movement between the first portion and the reservoir, wherein the flexible neck comprises a first narrow neck region, a second narrow neck region, and an enlarged neck region between the first and second narrow neck regions.

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