CIRCUIT BOARD FOR BODY FLUID COLLECTION, METHOD FOR PRODUCING THE SAME, METHOD FOR USING THE SAME, AND BIOSENSOR

• US 20100331730A1
• Filed: 01/21/2009
• Published: 12/30/2010
• Est. Priority Date: 03/21/2008
• Status: Abandoned Application

• Current Assignee: Nitto Denko Corporation
• Original Assignee: Nitto Denko Corporation
• Inventors: Naito, Toshiki, Ishigaki, Saori, Ohsawa, Tetsuya
• Application Number:
  US12/736,082
• Publication Number:
  US 20100331730A1
• Time in Patent Office: Days
• US Class Current: 600/583
• CPC Class Codes: A61B 2562/0295 Strip shaped analyte sensors for apparatus classified in A61B5/145 or A61B5/157 disposable multilayered or laminated electrodes G01N27/307; details of handling chemical test elements G01N33/4875
• CPC Class Codes: A61B 5/14532 for measuring glucose, e.g. by tissue impedance measurement
• CPC Class Codes: A61B 5/1486 using enzyme electrodes, e.g. with immobilised oxidase
• CPC Class Codes: A61B 5/150022 for capillary blood or interstitial fluid
• CPC Class Codes: A61B 5/150282 for piercing elements, e.g. blade, lancet, canula, needle
• 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 5/150435 Specific design of proximal end
• CPC Class Codes: A61B 5/150503 Single-ended needles hollow piercing element tip design A61B5/150396, needle sets for catheters A61M25/06, needles for bringing media into the body A61M5/32
• CPC Class Codes: A61B 5/150526 Curved or bent needles
• 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 5/15128 comprising 2D- or 3D-shaped elements, e.g. cams, curved guide rails or threads comprising tooth-shaped elements A61B5/15132
• CPC Class Codes: A61B 5/1513 comprising linear sliding guides comprising tooth-shaped elements A61B5/15132
• CPC Class Codes: A61B 5/15146 Devices loaded with multiple lancets simultaneously, e.g. for serial firing without reloading, for example by use of stocking means. multiple simultaneous cutting or piercing A61B5/150977
• CPC Class Codes: A61B 5/15153 Multiple piercing elements stocked in a single compartment
• CPC Class Codes: A61B 5/15161 Characterized by propelling the piercing element in a radial direction relative to the disc
• CPC Class Codes: A61B 5/157 Devices characterised by integrated means for measuring characteristics of blood

Abstract

A circuit board for body fluid collection includes a plurality of measurement units including a puncture needle and an electrode for making contact with a body fluid collected by puncturing with the puncture needle, the plurality of measurement units being arranged in parallel in a predetermined direction, and a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units, wherein the support portion is rolled so that the plurality of measurement units can be disposed radially.

Claims

1. A circuit board for body fluid collection comprising:

a plurality of measurement units including a puncture needle and an electrode for making contact with a body fluid collected by puncturing with the puncture needle, the plurality of measurement units being arranged in parallel in a predetermined direction, and

a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein the support portion can be rolled so that the plurality of measurement units are arranged radially.

2. The circuit board for body fluid collection according to claim 1, wherein the plurality of measurement units extend outwardly with respect to the support portion when the plurality of measurement units are arranged radially.

3. The circuit board for body fluid collection according to claim 1, wherein the plurality of measurement units extend inwardly with respect to the support portion when the plurality of measurement units are arranged radially.

4. The circuit board for body fluid collection according to claim 1, further comprising a reinforcing portion that is disposed in a spaced apart relationship to the support portion, and connects, between the plurality of measurement units, the plurality of measurement units that are adjacent to each other.

5. The circuit board for body fluid collection according to claim 1, further comprising engage portions at one end portion and at the other end portion of the support portion in the parallel arrangement direction for retaining the rolling of the support portion.

6. A circuit board for body fluid collection comprising:

a plurality of measurement units including a puncture needle and an electrode for making contact with a body fluid collected by puncturing with the puncture needle, the plurality of measurement units being arranged in parallel in a predetermined direction, and

a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein the plurality of measurement units are arranged radially by bending a boundary between the plurality of measurement units and the support portion, and rolling the support portion.

7. The circuit board for body fluid collection according to claim 6, wherein the plurality of measurement units extend outwardly with respect to the support portion.

8. The circuit board for body fluid collection according to claim 6, wherein the plurality of measurement units extend inwardly with respect to the support portion.

9. A biosensor comprising:

a circuit board for body fluid collection comprising;

a plurality of measurement units including a puncture needle and an electrode for making contact with a body fluid collected by puncturing with the puncture needle, the plurality of measurement units being arranged in parallel in a predetermined direction, and

a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein the support portion can be rolled so that the plurality of measurement units are arranged radially, and

a determination unit that is electrically connected to the electrodes and performs a measurement on a component of the body fluid.

10. A biosensor comprising:

a circuit board for body fluid collection comprising;

a plurality of measurement units including a puncture needle and an electrode for making contact with a body fluid collected by puncturing with the puncture needle, the plurality of measurement units being arranged in parallel in a predetermined direction, and

a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein the plurality of measurement units are arranged radially by bending a boundary between the plurality of measurement units and the support portion, and rolling the support portion, and

a determination unit that is electrically connected to the electrode and performs a measurement on a component of the body fluid.

11. A method for producing a circuit board for body fluid collection, the method including the steps of:

preparing a metal substrate,

forming an insulating layer on the metal substrate,

forming an electrode for making contact with a body fluid on the insulating layer, and

forming, by trimming the metal substrate, a plurality of measurement units including a puncture needle for collecting a body fluid by puncturing and the electrode, the plurality of measurement units being arranged in parallel in a predetermined direction, and a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein in the step of forming the plurality of measurement units and the support portion, the metal substrate is trimmed so that by rolling the support portion, the plurality of measurement units can be arranged radially.

12. A method for using a circuit board for body fluid collection, in which the circuit board for body fluid collection produced by a method for producing a circuit board for body fluid collection is used, the method comprising the steps of:

preparing a metal substrate,

forming an insulating layer on the metal substrate,

forming an electrode for making contact with a body fluid on the insulating layer, and

forming, by trimming the metal substrate, a plurality of measurement units including a puncture needle for collecting a body fluid by puncturing and the electrode, the plurality of measurement units being arranged in parallel in a predetermined direction, and a support portion extending along the parallel arrangement direction and supporting the plurality of measurement units,

wherein in the step of forming the plurality of measurement units and the support portion, the metal substrate is trimmed so that by rolling the support portion, the plurality of measurement units can be arranged radially,

bending a boundary between the plurality of measurement units and the support portion, and

rolling the support portion, thereby arranging the plurality of measurement units radially.