Device for measuring biological sample

• US 8,834,691 B2
• Filed: 03/28/2012
• Issued: 09/16/2014
• Est. Priority Date: 03/28/2011
• Status: Active Grant

• Current Assignee: PHC Holdings Corporation
• Original Assignee: Panasonic Healthcare Company Limited (PHC Holdings Corporation)
• Inventors: Kondo, Reiko, Miki, Takashi, Watanabe, Atsushi
• Primary Examiner(s): DIETERLE, JENNIFER M
• Application Number:
  US14/001,954
• Publication Number:
  US 20130334041A1
• Time in Patent Office: 902 Days
• Field of Search: 20440301-40315, 422/82.01, 422/68.1
• US Class Current: 204/403.01
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/150022 for capillary blood or interstitial fluid
• 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 5/15126 Means for controlling the lancing movement, e.g. 2D- or 3D-shaped elements, tooth-shaped elements or sliding guides
• CPC Class Codes: A61B 5/157 Devices characterised by integrated means for measuring characteristics of blood
• CPC Class Codes: C12Q 1/006 for glucose
• CPC Class Codes: C12Q 1/54 involving glucose or galactose
• CPC Class Codes: G01N 2333/904 acting on CHOH groups as donors, e.g. glucose oxidase, lactate dehydrogenase (1.1)
• CPC Class Codes: G01N 27/327 Biochemical electrodes , e.g. electrical or mechanical details for in vitro measurements
• CPC Class Codes: G01N 33/4875 Details of handling test elements, e.g. dispensing or storage, not specific to a particular test method test-elements per se B01L, automatic analysers G01N35/00, in-vivo analysis on the human body for medical diagnosis A61B
• CPC Class Codes: G01N 33/64 involving ketones
• CPC Class Codes: G01N 33/66 involving blood sugars, e.g. galactose

Abstract

The objective of the invention is to enhance measurement accuracy in a device for measuring a biological sample. To attain this objective, the invention is provided with a main case (2) having a sensor insertion section (1), a measurement section (7) connected to the sensor insertion section (1), a controller (8) connected to the measurement section (7), and a display (3) connected to the controller (8). An acceleration sensor (5) is furnished for detecting a shock applied to the sensor insertion section (1).

Claims

1. A biological sample measuring apparatus comprising:

a main body case including a sensor insertion section;

a measurement section connected to the sensor insertion section;

a control section connected to the measurement section; and

a display section connected to the control section, wherein

the sensor insertion section includes a contact pin that is configured to make contact with an electrode of a biological sample measuring sensor when the biological sample measuring sensor is inserted in the sensor insertion section, and an acceleration sensor disposed in contact with the contact pin,

the contact pin is bendable so as to oscillate,

an oscillation of the biological sample measuring sensor is configured to be transmitted to the acceleration sensor via the contact pin, and

the acceleration sensor is configured to detect an impact applied to the sensor insertion section.

2. The biological sample measuring apparatus according to claim 1 further comprising:

a determination section connected to the acceleration sensor, the determination section detecting a signal output from the acceleration sensor upon application of an impact; and

a memory section connected to the determination section, wherein

the determination section and the memory section are connected to the control section.

3. The biological sample measuring apparatus according to claim 1, wherein the acceleration sensor is a three-dimensional acceleration sensor.

4. The biological sample measuring apparatus according to claim 1, further comprising a second acceleration sensor.

5. The biological sample measuring apparatus according to claim 4, wherein

at least one of the acceleration sensor and the second acceleration sensor is a three-dimensional acceleration sensor.

6. The biological sample measuring apparatus according to claim 4, wherein

the measurement section and the control section are disposed on an electric circuit substrate in the main body case,

the second acceleration sensor is disposed on the electric circuit substrate in the proximity of the sensor insertion section.

7. The biological sample measuring apparatus according to claim 4, wherein

when each of the acceleration sensor and the second acceleration sensor has detected an impact greater than a predetermined value, the display section displays a warning message that urges a confirmation whether or not the biological sample measuring apparatus can be operated.

8. The biological sample measuring apparatus according to claim 4, wherein

when only the acceleration sensor has detected an impact greater than a predetermined value, the display section displays an attention message that urges more careful operation.

9. The biological sample measuring apparatus according to claim 4, wherein

sensitivity of the acceleration sensor is higher than that of the second acceleration.

10. The biological sample measuring apparatus according to claim 1, wherein

the acceleration sensor detects an impact of ejecting operation to discard the used biological sample measuring sensor.

11. A biological sample measuring apparatus comprising:

a main body case including a sensor insertion section;

a measurement section connected to the sensor insertion section;

a control section connected to the measurement section; and

a display section connected to the control section, wherein

the sensor insertion section includes a contact pin that is configured to make contact with an electrode of a biological sample measuring sensor when the biological sample measuring sensor is inserted in the sensor insertion section, and an acceleration sensor disposed at a position adjacent to the contact pin;

the contact pin is bendable so as to oscillate;

an oscillation of the biological sample measuring sensor is configured to be transmitted to the acceleration sensor via the contact pin; and

the acceleration sensor that is configured to detect an impact applied to the sensor insertion section.

12. The biological sample measuring apparatus according to claim 11 further comprising:

a determination section connected to the acceleration sensor, the determination section detecting a signal output from the acceleration sensor upon application of an impact; and

a memory section connected to the determination section, wherein

the determination section and the memory section are connected to the control section.

13. The biological sample measuring apparatus according to claim 11, wherein

the acceleration sensor is a three-dimensional acceleration sensor.

14. The biological sample measuring apparatus according to claim 11, further comprising a second acceleration sensor.

15. The biological sample measuring apparatus according to claim 14, wherein

at least one of the acceleration sensor and the second acceleration sensor is a three-dimensional acceleration sensor.

16. The biological sample measuring apparatus according to claim 14, wherein

the measurement section and the control section are disposed on an electric circuit substrate in the main body case,

the second acceleration sensor is disposed on the electric circuit substrate in the proximity of the sensor insertion section.

17. The biological sample measuring apparatus according to claim 14, wherein

when each of the acceleration sensor and the second acceleration sensor has detected an impact greater than a predetermined value, the display section displays a warning message that urges a confirmation whether or not the biological sample measuring apparatus can be operated.

18. The biological sample measuring apparatus according to claim 14, wherein

when only the acceleration sensor has detected an impact greater than a predetermined value, the display section displays an attention message that urges more careful operation.

19. The biological sample measuring apparatus according to claim 14, wherein sensitivity of the acceleration sensor is higher than that of the second acceleration.

20. The biological sample measuring apparatus according to claim 11, wherein

the acceleration sensor detects an impact of ejecting operation to discard the used biological sample measuring sensor.