DEVICE FOR ANALYSIS OF A SAMPLE ON A TEST ELEMENT

• US 20080277280A1
• Filed: 04/18/2008
• Published: 11/13/2008
• Est. Priority Date: 10/25/2005
• Status: Active Grant

• Current Assignee: Roche Diabetes Care Inc. (Roche Holding AG)
• Original Assignee: Roche Diagnostics Operations Incorporated (Roche Holding AG)
• Inventors: Augstein, Manfred, Kube, Oliver, Wieder, Herbert, Riebel, Stefan, Meinecke, Dieter, Bainczyk, Gregor, Thos, Bruno, Grosser, Albert
• Granted Patent: US 8,330,046 B2
• Time in Patent Office: Days
• US Class Current: 204/406
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: G01N 33/48785 Electrical and electronic details of measuring devices for physical analysis of liquid biological material not specific to a particular test method, e.g. user interface or power supply

Abstract

An analysis device for analysis of a sample on a test element is provided that comprises at least one component configured to make electrical contact with at least one other component for electrical transmission therebetween. The at least one component generally comprises an injection-molded circuit mount, also called an MID, or molded interconnect device.

Claims

1. An analysis device for analysis of a sample on a test element, comprising at least one first component configured to make electrical contact with at least one second component for electrical transmission therebetween, wherein the first component comprises an injection-molded circuit mount.

2. The analysis device of claim 1, wherein the electrical contact of the first component with the second component comprises a type of electrical contact selected from the group consisting of sprung contact, plug-in contact, solder contact, sliding contact and conductive-adhesive contact.

3. The analysis device of claim 1, wherein the first component has at least one sprung contact lug configured to make contact with the second component, which sprung contact lug comprises a contact lug body comprising an injection-molded plastic and a metallic electrical conductor structure.

4. The analysis device of claim 3, wherein the contact lug is configured to make electrical contact with one of a static, rotating or linearly moving second component of the analysis device.

5. The analysis device of claim 1, wherein the first component comprises a functional assembly of the analysis device, and wherein the second comprises a printed circuit hoard of the analysis device.

6. The analysis device of claim 5, wherein the functional assembly comprises a component selected from the group consisting of a barcode reader arrangement, a transport unit for test elements, a motor module, a measurement module, a positioning device for a test element magazine, a test element magazine holder which contains a sensor, and a heat-treatment device.

7. The analysis device of claim 1, wherein the first component comprises a contact element for test element evaluation of the analysis device, and the second component comprises a test element configured to be evaluated electrochemically.

8. The analysis device of claim 7, wherein the contact element for test element evaluation is integrated in a test element magazine.

9. The analysis device of claim 1 further comprising a positioning device configured for use with a rotatable test element magazine, the positioning device comprising a board for supplying electrical power and a drive wheel, the drive wheel being driven by a motor, for driving the rotatable test element magazine, wherein the board comprises an injection-molded circuit mount having spring contacts, the drive wheel being configured as a segmented disk comprising an injection-molded circuit mount with which electrical contact can be made.

10. The analysis device of claim 1 further comprising a transport unit configured for use with one or more test elements, the transport unit comprising a push rod configured to transport a test element within the analysis device, the push rod having a guide bush configured to be guided in a guide device for transporting the test element, the guide bush having sprung contact lugs for making contact with a printed circuit board of the analysis device, the guide device having switching elements configured to press the contact lugs against the printed circuit board in specific positions of the guide bush in the guide device, wherein the guide hush comprises an injection-molded circuit mount.

11. The analysis device of claim 1 further comprising a barcode reader arrangement comprising a housing section in which a barcode reader is arranged, wherein the housing section includes conductor tracks extending to the barcode reader, and further includes sprung contacts configured to make contact with a printed circuit board, the housing section with the conductor tracks and sprung contacts comprising an injection-molded circuit mount.

12. The analysis device of claim 1 further comprising a test element magazine holder which contains a sensor and electrical conductor tracks which run to the sensor, wherein the test element magazine holder with the conductor tracks comprising an injection-molded circuit mount.

13. The analysis device of claim 1 further comprising a motor module which comprises a motor and a motor holder, the motor holder having contact lugs for making contact with a printed circuit board, wherein the motor holder with the contact lugs comprising an injection-molded circuit mount.

14. The analysis device of claim 1 further comprising a measurement module configured to carry out a measurement on an analyte provided on a test element, the measurement module comprising a test element holder for holding the test element during the measurement, the test element holder including a heat-treatment device configured to provide heat-treatment of the test element, the heat treatment device comprising heating filaments and at least one sprung contact, wherein the test element holder comprises an injection-molded circuit mount.

15. The analysis device of claim 1 further comprising a contact element for test element evaluation, the contact element comprising a contact surface having a plurality of contact ramps projecting over the contact surface and configured to make electrical contact with a test element which is positioned on the contact surface, the contact element further being configured to connect to a printed circuit board via conductor tracks provided on the contact element, wherein the contact element comprises an injection-molded circuit mount.

20. A method for producing the analysis device of claim 1, comprising the steps of:

producing the first component comprising a base body and a metallic conductor structure, said producing step being performed according to a method for producing injection-molded circuit mounts, and positioning and mounting the first component in the analysis device.

21. The method of claim 20, wherein the method for producing injection-molded circuit mounts comprises a method selected from the group consisting of two-component injection-molding, hot stamping, in-mold film coating and laser structuring.

16. A supply container containing at least two test elements in an analysis device, the test elements each having electrical conductor tracks, wherein the supply container comprises electrical contacts configured to make contact with the conductor tracks of one of the test elements contained therein during the electrochemical analysis of a sample on the test element.

17. The supply container of claim 16 further comprising at least two separate chambers for holding the test elements, wherein the electrical contacts are arranged in each chamber during the electrochemical analysis of a sample on the test element.

18. The supply container of claim 16, wherein the supply container comprises an injection-molded circuit mount.

19. A test element for electrochemical analysis of a liquid sample in an analysis device, the test element comprising a test area connected to electrical conductor tracks, wherein the test element comprises an injection-molded circuit mount.