Test Strip and System for Determining Measurement Data of a Probe Fluid

• US 20170020424A1
• Filed: 07/19/2016
• Published: 01/26/2017
• Est. Priority Date: 07/20/2015
• Status: Abandoned Application

• Current Assignee: Infineon Technologies AG
• Original Assignee: Infineon Technologies AG
• Inventors: Holweg, Gerald, Arnanthigo, Yonsuang, Rajaraman, Vijaye Kumar
• Application Number:
  US15/213,853
• Publication Number:
  US 20170020424A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A61B 10/007 for taking urine samples measuring urological functions A61B5/20; genital receptacles A61F5/451; urinals for bed-ridden persons A61G9/006
• CPC Class Codes: A61B 2562/0295 Strip shaped analyte sensors for apparatus classified in A61B5/145 or A61B5/157
• CPC Class Codes: A61B 5/002 Monitoring the patient using a local or closed circuit, e.g. in a room or building A61B5/0017 takes precedence
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/14539 for measuring pH
• CPC Class Codes: A61B 5/14546 for measuring analytes not otherwise provided for, e.g. ions, cytochromes
• CPC Class Codes: A61B 5/150022 for capillary blood or interstitial fluid
• CPC Class Codes: A61B 5/150305 Packages specially adapted for piercing devices or blood sampling devices kits for diabetes A61M5/003; packaging in general B65D
• CPC Class Codes: A61B 5/150358 Strips for collecting blood, e.g. absorbent optical reagent test strips G01N21/8483; chemical reagent test strips G01N33/4875, G01N33/52
• CPC Class Codes: A61B 5/150412 Pointed piercing elements, e.g. needles, lancets for piercing the skin blade-like piercing elements A61B5/150442
• CPC Class Codes: A61B 5/150847 Communication to or from blood sampling device transmitting measured data A61B5/0002
• CPC Class Codes: A61B 5/150969 Low-profile devices which resemble patches or plasters, e.g. also allowing collection of blood samples for testing
• CPC Class Codes: A61B 5/15105 Purely manual piercing, i.e. the user pierces the skin without the assistance of any driving means or driving devices
• CPC Class Codes: A61B 5/15142 Devices intended for single use, i.e. disposable
• CPC Class Codes: A61B 5/157 Devices characterised by integrated means for measuring characteristics of blood
• CPC Class Codes: A61B 90/98 using electromagnetic means, e.g. transponders
• CPC Class Codes: G01N 27/3272 Test elements therefor, i.e. disposable laminated substrates with electrodes, reagent and channels optical biosensors G01N33/52
• CPC Class Codes: G01N 33/48792 Data management, e.g. communication with processing unit for in vivo diagnostics A61B5/0002; transmission systems for measured values G08C
• CPC Class Codes: G01N 33/492 Determining multiple analytes

Abstract

A test strip comprises a test strip body comprising a fluid reservoir. The test strip further comprises a sensor unit configured to determine measurement data of a probe fluid in the fluid reservoir, and a communication unit electrically connected to the sensor unit, the communication unit including an antenna unit configured to transmit the measurement data. A system for determining measurement data of a probe fluid comprises the test strip and an external reader.

Claims

1. A test strip, comprising:

a test strip body comprising a fluid reservoir,

a sensor unit configured to determine measurement data of a probe fluid in the fluid reservoir, and

a communication unit electrically connected to the sensor unit, the communication unit including an antenna unit configured to transmit the measurement data, wherein the sensor unit and the communication unit are integrated in a monolithic circuit.

2. The test strip of claim 1, wherein the antenna unit comprises at least one of a radio frequency identification (RFID)/near field communication (NFC) antenna and an radio frequency identification (RFID)/ultra-high frequency (UHF) antenna.

3. The test strip of claim 1, wherein the sensor unit comprises a sensor electrode unit configured to determine amperometric data, voltammetry data, voltage levels or impedance data of the probe fluid.

4. The test strip of claim 3, wherein the antenna unit constitutes the sensor electrode unit.

5. The test strip of claim 1, wherein the sensor unit comprises an optical sensor configured to determine optical data of the probe fluid.

6. The test strip of claim 1, wherein the antenna unit is further configured to receive external configuration data.

7. The test strip of claim 1, further comprising a temperature sensor configured to determine the temperature of the fluid reservoir.

8. The test strip of claim 1, further comprising a temperature control unit configured to regulate the temperature of the fluid reservoir.

9. The test strip of claim 1, further comprising an energy harvesting unit configured to harvest energy from an external power source, the energy harvesting unit being connected to the antenna unit.

10. The test strip of claim 1, further comprising an energy storage unit connected to the sensor unit and the communication unit.

11. The test strip of claim 1, wherein the measurement data is indicative of a glucose concentration, a pH-value, a salt concentration, a potassium concentration, a concentration of a chemical substance, a concentration of a biochemical substance, or a conductivity value of the probe fluid in the fluid reservoir.

12. The test strip of claim 1, further comprising a lancet fixed to the test strip body and configured to penetrate a skin of a test strip user.

13. The test strip of claim 12, wherein the lancet comprises a tube capable to transport the probe fluid by capillary effect to the fluid reservoir.

14. The test strip of claim 12, wherein the test strip body comprises a main part and a folding part, the lancet being fixed to an end portion of the folding part such that the lancet is overlapping the main part in a folded state of the folding part and protruding from the folding part in an unfolded state of the folding part.

15. The test strip of claim 14, further comprising an aseptic package configured to accommodate the test strip body having the folding part in a folded state.

16. The test strip of claim 1, wherein the test strip body comprises a synthetic material.

17. A system for determining measurement data of a probe fluid, comprising a test strip and an external reader,

the test strip comprises a test strip body comprising a fluid reservoir, a sensor unit configured to determine measurement data of the probe fluid in the fluid reservoir, and a communication unit electrically connected to the sensor unit, the communication unit including an antenna unit configured to transmit the measurement data, wherein the sensor unit and the communication unit are integrated in a monolithic circuit, and

the external reader is configured to transmit radio frequency energy powering the test strip and is further configured to receive the measurement data from the test strip.

18. The system of claim 17, wherein the external reader is one of the group comprising a cellular phone, a personal computer, a tablet personal computer, or a watch.