Please download the dossier by clicking on the dossier button x
×

Disposable cartridge for fluid analysis

  • US 8,741,233 B2
  • Filed: 12/27/2011
  • Issued: 06/03/2014
  • Est. Priority Date: 12/27/2011
  • Status: Active Grant
First Claim
Patent Images

1. A disposable cartridge for blood analysis comprising:

  • a sample introduction port for receiving a fluid sample;

    a sample loading channel in fluid communication with the sample introduction port;

    a reagent channel in fluid communication with the sample loading channel, the reagent channel including a mixing region wherein the fluid sample is mixed with a reagent to produce a processed sample;

    a sheath channel in fluid communication with the reagent channel, the sheath channel for carrying a flow of a sheath fluid, wherein the reagent channel is configured to deliver the processed sample through a sidewall of the sheath channel and introduce the processed sample into the sheath channel at an angle of between 45 and 135 degrees relative to a direction of fluid flow of the sheath fluid within the sheath channel;

    a measurement channel including a hydrodynamic focusing region disposed adjacent a transparent window, wherein the processed sample is carried by the sheath fluid from the sheath channel into the measurement channel and past the transparent window; and

    an on-board waste storage reservoir in fluid communication with the measurement channel, the on-board waste storage reservoir configured to receive the processed sample and the sheath fluid after they have passed through the measurement channel.

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