JP2013195223A - Measuring apparatus and measuring apparatus set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a measuring apparatus and a measuring apparatus set which are capable of preventing a piece of string from hindering in a state in which a lid body is attached on a measuring apparatus body.SOLUTION: A measuring apparatus 1 includes a measuring apparatus body 10, a lid body 6 detachably attached on the measuring apparatus body 10, and a piece of string 7 connecting the measuring apparatus body 10 and the lid body 6. A casing 2 of the measuring apparatus body 10 includes a groove 22 into which the string 7 is inserted in a state in which the lid body 6 is attached on the casing 2 (hereinafter referred to as "lid body attached state"). The lid body 6 also includes a groove 66 into which the string 7 is inserted in the lid body attached state. The groove 66 and the groove 22 are formed to be continuous in the lid body attached state.

Description

  The present invention relates to a measuring device and a measuring device set.

  A blood glucose measurement device (blood component measurement device) that measures blood glucose levels is known. This blood glucose measurement device quantifies the blood glucose level by optically measuring (coloring) the degree of coloration of a test site such as a test paper that is colored according to the amount of glucose in the blood. (For example, refer to Patent Document 1).

  In such a conventional blood glucose measurement device, color measurement of the test paper is performed by irradiating the test paper with light and measuring the intensity of the reflected light in a photometry unit (measurement unit) including a light emitting element and a light receiving element. It has been broken.

  In addition, the photometric unit is formed with a mounting unit for mounting the test tool having the test paper, and a lid covering the mounting unit is attached to the body of the blood glucose measurement device to protect the mounting unit. Some are provided freely. In this case, the blood glucose measurement device has a string that connects the main body and the lid body in order to prevent the lid body from falling or lost.

  However, such a blood glucose measurement device has a drawback that the string becomes an obstacle when the lid is attached to the main body. In particular, in a blood glucose measurement device set in which a blood glucose measurement device and its accessories are stored in a storage container, if the storage container is made small, a string becomes an obstacle in the storage container, which is disadvantageous for downsizing.

JP 2010-122147 A

  An object of the present invention is to provide a measuring device and a measuring device set that can prevent a string from getting in the way when a lid is attached to a measuring device main body.

Such an object is achieved by the present inventions (1) to (11) below.
(1) a measuring apparatus body having a measuring unit for measuring biological information at an end,
A lid that is detachably attached to the measurement apparatus main body so as to cover the measurement unit;
A string connecting the measuring device main body and the lid,
The measuring device main body has a first groove into which the string is inserted in a state where the lid is attached to the measuring device main body,
The said cover body has a 2nd groove | channel where the said string is inserted in the state with which this cover body was mounted | worn with the said measuring apparatus main body.

  (2) The first groove and the second groove are formed so that the first groove and the second groove are continuous in a state where the lid is attached to the measurement apparatus main body. The measuring device according to (1) above.

  (3) The measuring device according to (1) or (2), wherein the string is fixed to a central portion of the lid opposite to the measuring device main body.

  (4) The measurement device according to (3), wherein the second groove is formed on both sides from a central portion of the lid opposite to the measurement device main body.

(5) The lid body has a bottom wall and a side wall erected from the bottom wall, and is attached to the measurement apparatus main body so that an inner surface of the bottom wall faces the measurement unit,
The measuring device according to any one of (1) to (4), wherein the second groove is provided continuously on an outer surface of the bottom wall of the lid and an outer surface of the side wall.

  (6) The measuring device according to (5), wherein a portion of the second groove provided on the outer surface of the bottom wall passes through the center of the outer surface of the bottom wall and crosses the outer surface.

  (7) The measuring device according to any one of (1) to (6), wherein an outer surface of the lid body has an inclined surface inclined toward the second groove.

  (8) The measuring device according to any one of (1) to (7), wherein the string is fixed to an end portion of the first groove of the measuring device main body.

(9) The measurement apparatus body includes a display unit that displays predetermined information.
The first groove is provided on a surface different from the surface on which the display unit of the measurement apparatus body is provided,
The above-described (1) to (8), wherein the lid is attached to the measurement apparatus main body and the string is not overlapped with the display unit in a state where the string is inserted into the first groove. The measuring apparatus in any one of.

(10) The measurement unit includes a test tool mounting unit on which a test tool is detachably mounted, and is configured to measure the biological information by mounting the test tool on the test tool mounting unit. ,
The measuring apparatus according to any one of (1) to (9), wherein the lid is mounted on the component measuring apparatus main body so as to cover the test tool mounting portion.

(11) The measuring apparatus according to any one of (1) to (10) above,
At least one accessory used in making measurements with the measuring device;
A measuring apparatus set comprising: a storage container for storing the measuring apparatus and the accessory.

  According to the present invention, since the string is inserted into the first groove in a state where the lid is attached to the measurement apparatus main body, it is possible to prevent the string from getting in the way.

  In addition, in a measuring device set in which a measuring device and accessories used when measuring with the measuring device are stored in a storage container, the string does not get in the way of the storage container, so the size is reduced. Is advantageous.

It is a perspective view showing a 1st embodiment at the time of applying a measuring device set of the present invention to a blood glucose measuring device set which measures a blood glucose level in blood. It is a perspective view which shows the measuring apparatus and puncture apparatus of the measuring apparatus set shown in FIG. It is a figure which shows the measuring apparatus of the measuring apparatus set shown in FIG. It is a perspective view which shows the fixing | fixed part vicinity of the string of the measuring apparatus of the measuring apparatus set shown in FIG. It is a block diagram which shows the internal structure of the measuring apparatus shown in FIG. It is a longitudinal cross-sectional view which shows the structure of the photometry part of the measuring apparatus shown in FIG. It is a longitudinal cross-sectional view which shows the structure of a test tool. It is a longitudinal cross-sectional view which shows the state which mounted | wore the measuring apparatus with the chip | tip shown in FIG. It is a figure which shows the measuring apparatus in 2nd Embodiment at the time of applying the measuring apparatus set of this invention to the blood glucose measuring apparatus set which measures the blood glucose level in blood. It is a figure which shows the measuring apparatus in 3rd Embodiment at the time of applying the measuring apparatus set of this invention to the blood glucose measuring apparatus set which measures the blood glucose level in blood.

  Hereinafter, a measuring device and a measuring device set according to the present invention will be described in detail based on preferred embodiments shown in the accompanying drawings.

  The measurement device and the measurement device set of the present invention measure vital signs, that is, biological information. In the following embodiments, the measurement device of the present invention is typically used as biological information as a specimen. When applied to a device that measures the amount of a predetermined component in the blood, specifically, a case where it is applied to a blood glucose measuring device that measures the amount of glucose (blood glucose level) in blood will be described.

<First Embodiment>
FIG. 1 is a perspective view showing a first embodiment when the measurement device set of the present invention is applied to a blood glucose measurement device set for measuring blood glucose level in blood, and FIG. 2 is a measurement of the measurement device set shown in FIG. It is a perspective view which shows an apparatus and a puncture apparatus. FIG. 2 shows a state where the tip body of the puncture needle tip is attached to the puncture device. FIG. 3 is a diagram showing a measuring device of the measuring device set shown in FIG. 1, in which FIG. 3 (a) is a plan view, FIG. 3 (b) is one side view, and FIG. The other side view, FIG. 3 (d) is a front view, and FIG. 3 (e) is a rear view. 4 is a perspective view showing the vicinity of the strap fixing portion of the measuring device of the measuring device set shown in FIG. 1, FIG. 5 is a block diagram showing the internal configuration of the measuring device shown in FIG. 1, and FIG. FIG. 7 is a longitudinal sectional view showing the configuration of the photometry unit of the measuring apparatus shown in FIG. 7, FIG. 8 is a longitudinal sectional view showing the configuration of the test device, and FIG. 8 is a longitudinal sectional view showing a state in which the chip shown in FIG. It is.

  In the following, the left side in FIG. 3C is “tip”, the right side is “base end”, the upper side is “upper”, the lower side is “lower”, and the left side in FIG. 7 and FIG. The description will be made assuming that "end" and the right side are "tip".

  As shown in FIG. 1, the measurement device set 100 includes a measurement device 1, an accessory chip 5, a puncture device 8 and a puncture needle tip 9, and these measurement device 1, tip 5, puncture device 8 and puncture needle tip. And a storage container 3 for storing 9. The storage container 3 includes a container body 31 having an opening in the upper part and having a bottomed box shape, and a lid 32 for opening and closing the container body 31, and the measuring device 1, the chip 5, and the puncture device 8 and the puncture needle tip 9 are accommodated in the container main body 31. In this case, the chip 5 is stored in the container body 31 in a state of being sealed and stored in the container 50.

  The number of chips 5 stored in the storage container 3 is two in the illustrated configuration, but is not limited thereto, and may be one, for example, or three or more. Further, the number of puncture needle chips 9 stored in the storage container 3 is one in the illustrated configuration, but is not limited thereto, and may be two or more, for example.

First, the chip 5 that is used by being detachably attached to the measuring apparatus 1 will be described.
A tip 5 which is a test tool shown in FIG. 7 also has a function as a sampling tool for collecting blood as a specimen, and includes a bottomed cylindrical chip body (test tool body) 51 and this chip. The narrow tube 52 protrudes from the bottom 511 of the main body 51 and a test paper 53 which is a test part installed in the chip main body 51.

  The chip body 51 holds a test paper 53 and constitutes a mounting part for mounting the chip 5 on a tip part (testing tool mounting part) of a photometric part (measuring part) 4 provided in the measuring apparatus 1 described later. is there.

  The chip body 51 includes a bottom portion 511, a body portion 513, and a flange 514 formed on a base end outer periphery of the body portion 513. A pedestal 512 for fixing the test paper 53 is formed inside the bottom 511. The test paper 53 is fixed to the pedestal 512 at the outer peripheral portion (fixing portion 533) by a method such as fusion or bonding with an adhesive.

  The body portion 513 constitutes an attachment portion for attaching the chip 5 to the tip portion of the photometric portion 4 of the measuring apparatus 1. That is, as shown in FIG. 8, the tip portion (pressing member 47) of the photometry unit 4 is fitted inside the body 513 of the chip body 51, and the chip 5 is attached to the photometry unit 4 of the measurement apparatus 1. Hereinafter, the state shown in FIG. 8 is referred to as a “chip mounting state”.

  The thin tube 52 is for collecting blood (specimen), and a sample introduction flow path 520 is formed therein. The sample introduction channel 520 extends in a direction substantially orthogonal to the test paper 53, and a sample inflow port 523 is formed at the front end, and a sample outflow port 527 is formed at the base end.

  A spacer 56 is formed at a position on the outer peripheral side of the pedestal portion 512 on the inner surface of the bottom portion 511 of the chip body 51 as a separation means for ensuring non-contact between the test paper 53 and the pressing member 47 of the photometry unit 4 in the chip mounting state. Has been.

  The spacer 56 is composed of a plurality of convex portions arranged along the circumferential direction on the inner surface of the bottom portion 511. As shown in FIG. 8, the spacer 56 is attached to the tip of the pressing member 47 of the photometry unit 4 in a chip-mounted state. It abuts and prevents the tip of the pressing member 47 from contacting the test paper 53.

  In addition, the spacer 56 is in contact with the tip of the pressing member 47 in the state where the chip is mounted, and the distance between the test paper 53 and the light emitting element 41 and the light receiving element 42 of the photometry unit 4 or the light transmission described later with the test paper 53. It also has a function of keeping the separation distance (average distance L) from the sex member 45 constant.

  The chip 5 is not limited to a bottomed cylindrical shape having the flange 514 or the thin tube 52, and may be, for example, a small piece, a flat plate, a sheet, or a stick.

  The chip body 51 and the thin tube 52 as described above are made of a rigid material having a predetermined rigidity. As such a rigid material, a highly hydrophilic material such as an acrylic resin or various resin materials subjected to hydrophilic treatment are preferable.

  The test paper 53 has a coloring reagent supported on a carrier capable of absorbing blood. This carrier is preferably composed of a porous membrane (sheet-like porous substrate). In this case, the porous membrane preferably has a pore size that can filter out red blood cells in blood.

  Examples of the reagent impregnated in the carrier include glucose oxidase (GOD), peroxidase (POD), and 4-aminoantipyrine, N-ethyl N- (2-hydroxy-3-sulfopropyl)-, for blood glucose measurement. A combination with a coloring agent (coloring reagent) such as m-toluidine is exemplified, and other combinations are appropriately selected depending on the measurement component.

  The test paper 53 has an annular convex portion 532 that is provided on the inner peripheral side of the fixed portion 533 and projects in the distal direction. The annular convex portion 532 has a function of regulating blood development on the test paper 53. Thereby, excess blood is prevented from flowing out from the annular convex portion 532 to the outer peripheral side, and contamination due to blood adhesion is prevented.

  To collect blood, first, a fingertip or the like is punctured with a needle or a scalpel, and a small amount (for example, about 1 to 6 μL) of blood is allowed to flow out from the puncture portion onto the skin.

  On the other hand, the tip 5 is attached to the tip portion (test tool attachment portion) of the photometry unit 4 provided in the measurement apparatus 1, and the end surface of the sample inflow side end portion 521 of the thin tube 52 is brought into contact with the skin. The blood at the fingertip reaches the specimen inlet 523 through the groove 522, is sucked by capillary action, flows in the specimen introduction flow path 520 in the proximal direction, and reaches the specimen outlet 527.

  When the development (attachment) of blood on the test paper 53 is completed, the glucose (target component) in the blood reacts with the reagent carried on the test paper 53, and color is displayed according to the amount of glucose. The measuring apparatus 1 measures the color of the colored test paper 53 and measures the intensity of coloration, thereby calculating a blood sugar level that is the amount of the target component in the blood.

  In addition, although it demonstrated using the test paper as a test site | part, in this invention, it is not limited to this, If the reflected light changes with target components, it can be used.

Next, the measuring apparatus 1 will be described.
As shown in FIGS. 2 and 3, the measuring device 1 includes a measuring device main body 10, a lid 6 that is detachably attached to the measuring device main body 10, and a string that connects the measuring device main body 10 and the lid 6. 7.

  The measuring apparatus body 10 has a casing 2, and a printed circuit board (not shown) is disposed in the casing 2. In addition, a photometric unit that measures the color of the test paper 53 is provided at the tip of the casing 2 as a measurement unit that measures changes caused by the reaction between glucose (predetermined component) in blood (specimen) and the reagent of the test paper 53. (Measurement unit) 4 is provided. The casing 2 has a window on its upper wall 27, and a liquid crystal (LCD) display device 104 is installed in the window as a display for displaying various information. The casing 2, the lid body 6, and the string 7 will be described in detail later.

  On the printed circuit board, for example, a control means 105 (see FIG. 5) configured by a microcomputer is mounted, and controls various operations (operations of each unit) of the measuring apparatus 1. The control means 105 has a built-in calculation unit that calculates the target amount of glucose (blood glucose level) in the blood based on a signal (measurement result) from the photometry unit 4. This calculation unit also performs, for example, hematocrit value correction calculation, temperature correction calculation, and the like as necessary.

  As shown in FIG. 6, the photometry unit 4 includes a light emitting element (for example, a light emitting diode) 41 and a light receiving element (for example, a photodiode) 42, which are housed and held in a holder 43. The light emitting element 41 is electrically connected to the control means 105, and the light receiving element 42 is electrically connected to the control means 105 via an amplifier and an A / D converter 49 (not shown).

  The light emitting element 41 is activated by a signal from the control means 105 and emits pulsed light having a predetermined wavelength at predetermined time intervals.

  A tip 5 which is a test tool incorporating the test paper 53 as described above is detachably attached to the tip of the photometry unit 4. Specifically, a holding member 47 for fixing the light transmissive member 45 to the holder 43 is provided at the tip of the holder 43, and the chip 5 is attached to the tip of the photometry unit 4 ( In the chip mounting state), the base end portion of the chip body 51 is fitted to the pressing member 47, and the chip 5 is fixed to the pressing member 47 (see FIG. 8). That is, in this embodiment, the presser member 47 constitutes the test tool mounting portion.

  In this chip mounting state, the tip of the pressing member 47 (tip of the opening 472) faces the test paper 53 provided in the chip 5. In this state, the light emitted from the light emitting element 41 is applied to the test paper 53, and the reflected light reflected by the test paper 53 is received by the light receiving element 42 and subjected to photoelectric conversion. From the light receiving element 42, an analog signal corresponding to the amount of received light (the amount of reflected light) is output, amplified as desired, converted to a digital signal by the A / D converter 49, and input to the control means 105. Is done.

  Then, the control means 105 uses a predetermined calibration curve to perform, for example, predetermined calculation processing based on the input signal, and perform correction calculation as necessary to determine the blood glucose level. This blood glucose level is displayed on the liquid crystal display device 104.

  As shown in FIG. 5, the measuring apparatus 1 includes a power supply unit 101, a power supply voltage detection unit 102, a switch circuit 103, a control oscillation unit 106, a clock oscillation unit 107, a data storage unit 108, a buzzer output unit 109, an external output. Part 110 and temperature measuring part 111.

  A battery is loaded in the power supply unit 101. The power supply voltage detection unit 102 detects the voltage of the battery and outputs the detected voltage value to the control means 105. Thereby, the remaining amount of the battery can be checked.

  The switch circuit 103 detects inputs of various switches as described below and inputs the signals to the control means 105. Examples of the switch include a power switch, a stored data read switch, a time setting / change switch, a reset switch, a buzzer operation / non-operation selection switch, and a 50 Hz / 60 Hz commercial power frequency selection switch.

  The power switch can be turned on / off by pressing an operation button (not shown). The other switches can be operated by operating any one or a combination of two or more of the operation buttons and a plurality of operation members (not shown).

  The control oscillating unit 106 constitutes a timer, oscillates clock pulses at regular time intervals, and supplies a reference signal for operation of the microcomputer of the control means 105.

  The clock oscillation unit 107 constitutes a clock that specifies absolute time (date and time). The clock oscillation unit 107 oscillates clock pulses at regular time intervals and supplies a reference signal for operation of a clock control circuit built in the control means 105.

  The data storage unit 108 includes a first memory (RAM), a second memory (ROM), and a third memory (nonvolatile RAM) that is a rewritable nonvolatile memory. The photometric value (photometric data) input from the photometric unit 4, that is, the measured value (measured data) is stored in the first memory according to a predetermined format.

  Further, in the second memory, in order to obtain the blood glucose level based on the photometric value or the relationship between the absorbance obtained from the photometric value and the blood glucose level (target blood component amount), that is, the photometric value or the absorbance. The calibration curve to be used is stored. Examples of the calibration curve include an arithmetic expression and a table.

  The third memory stores in advance a calibration value unique to each device. Specific calibration values referred to here include, for example, a prescribed value for the amount of reflected light, a correction coefficient for calculating absorbance, and the like.

  The buzzer output unit 109 activates the buzzer based on a signal from the control unit 105 and emits a sound.

  The external output unit 110 is for outputting data such as blood glucose level to an external device such as a personal computer. In this case, the external output unit 110 incorporates a communication driver such as RS232C. In addition, when performing infrared communication, the external output unit 110 incorporates an infrared light emitting element and its drive circuit.

  The temperature measuring unit 111 includes a temperature sensor (thermistor) that can measure the environmental temperature. The temperature measurement unit 111 measures temperature at any time, and the temperature information is stored in the first memory of the data storage unit 108. The temperature information read from the first memory is input to the control means 105 and used for temperature correction calculation of the blood sugar level.

Next, the photometry unit 4 will be described with reference to FIGS.
As described above, the photometry unit 4 includes the holder (photometry block) 43 to which the light emitting element 41 and the light receiving element 42 are fixed, the light transmissive member 45, and the presser for fixing the light transmissive member 45 to the holder 43. And a member 47, which is provided at the distal end of the measurement apparatus main body 10. The holder 43 allows light emitted from the light emitting element 41 to pass therethrough and guides the light to the light receiving element 42 through the first passage 431 for guiding the light to the test paper 53 and reflected light reflected by the test paper 53. A second passage 432 is formed.

  The first passage 431 and the second passage 432 become one at the tip of the holder 43 (join) and then open at the tip of the holder 43. Thus, an opening 433 through which the first passage 431 and the second passage 432 are opened is formed at the tip of the holder 43.

  A concave portion 434 is formed at the front end portion of the holder 43, that is, at a portion facing the test paper 53 in a chip-mounted state so that the first passage 431 is located substantially at the center.

  In addition, an annular recess 435 that communicates with the recess 434 and is formed deeper than the recess 434 is formed on the outer periphery of the recess 434.

  An O-ring 46 is accommodated in the annular recess 435, and a light transmissive member 45 is accommodated in the recess 434, and the light transmissive member 45 is fixed to the holder 43 by the pressing member 47. ing.

  The holding member 47 has a substantially cylindrical shape, and has a ring-shaped contact portion 471 that contacts the light-transmitting member 45 and a ring-shaped fit that fits on the distal end portion of the holder 43 on the base end side. The joint portions 473 are formed to protrude. The fitting portion 473 is located on the outer peripheral side of the contact portion 471.

  The fitting portion 473 constitutes a mounting portion for mounting the presser member 47 to the distal end portion of the holder 43. That is, as shown in FIG. 8, the distal end portion of the holder 43 is inserted inside the fitting portion 473 of the pressing member 47, and the pressing member 47 is attached (fitted) to the holder 43.

  When the holding member 47 is attached to the tip of the holder 43 with the O-ring 46 and the light-transmitting member 45 housed in the annular recess 435, the contact portion 471 is attached to the light-transmitting member 45. It abuts and presses it toward the holder 43. The O-ring 46 presses the light transmissive member 45 toward the contact portion 471 by its elastic force. Thereby, the light transmissive member 45 is fixed to the holder 43. Thus, the first passage 431 and the second passage 432 (hereinafter simply referred to as “passage”) of the holder 43 are sealed by the light transmissive member 45 through the O-ring 46.

  Further, an adhesive reservoir 436 composed of a plurality of ring-shaped recesses is provided on the outer periphery of the tip of the holder 43.

  With such a configuration, the light-transmitting member 45 isolates the test paper 53 and the path of the holder 43 (the photometry unit 4) when the chip is mounted.

  In this measuring apparatus 1, since the passage of the holder 43 is sealed, entry of dust, water, blood (specimen), etc. into the passage is reliably prevented.

  The outer peripheral part of the pressing member 47 functions as a fitting part into which the base end part of the chip 5 is fitted in the chip mounted state.

  In addition, an opening 472 through which light emitted from the light emitting element 41 and reflected light reflected by the test paper 53 passes is formed in the approximate center of the pressing member 47. When the chip is attached, the test paper 53 and the light A space 113 is formed between the transparent member 45 and the transparent member 45. That is, in the chip mounting state, the opening 472 is located between the test paper 53 and the light transmissive member 45, and mainly the inner surface of the opening 472, the base end side surface of the test paper 53, A space 113 is defined by the front-side surface of the light transmissive member 45.

  In addition, the shape of the light transmissive member 45 is preferably a shape corresponding to the opening 433, and the dimension of the light transmissive member 45 only needs to be large enough to cover the opening 433.

  Examples of the constituent material of the light transmissive member 45 include various glass materials and various resin materials.

  Moreover, as a constituent material of the holder 43 and the pressing member 47, various resin materials and various metal materials are mentioned.

  The light transmissive member 45 is not limited to a flat plate shape, and may be a lens shape, for example.

Next, the casing 2, the lid body 6, and the string 7 will be described.
As shown in FIGS. 2 and 3, the overall shape of the outer shape of the casing 2 is a rectangular parallelepiped shape in the present embodiment.

  A stepped portion 21 is formed on the outer peripheral portion of the front end portion of the casing 2, and the lid 6 is fitted to the stepped portion 21, that is, detachably mounted.

  The casing 2 has a groove (first groove) 22 into which the string 7 is inserted in a state where the casing 6 is attached to the casing 2 (hereinafter also referred to as a lid attachment state).

  The overall shape of the outer shape of the lid body 6 is a rectangular parallelepiped shape in this embodiment. That is, the lid 6 has a rectangular plate-like bottom wall 61 and four rectangular plate-like side walls 62, 63, 64, 65 erected from each side of the bottom wall 61. Is attached to the stepped portion 21 of the casing 2 such that the inner surface of the casing 2 faces the pressing member 47. In the state where the lid is mounted, the pressing member 47 is covered by the lid 6. Thereby, the photometry part 4 including the pressing member 47 can be protected.

  Further, the lid body 6 has a groove (second groove) 66 into which the string 7 is inserted when the lid body is mounted. The groove 66 and the groove 22 are formed so that the groove 66 and the groove 22 are continuous when the lid is mounted. Thereby, it can prevent that the string 7 becomes obstructive in a cover body mounting state. In particular, the string 7 does not get in the way inside the storage container 3, which is advantageous for downsizing the measuring device set.

  As the string 7, in the present embodiment, a ring is used, or a string in which both ends are connected so as to form a ring. One end of the string 7 is fixed to the proximal end of the groove 22 of the casing 2, and the other end is the center of the bottom wall 61 of the lid 6, that is, the measuring device main body of the lid 6. 10 is fixed to the center of the opposite side.

  That is, as shown in FIG. 4, a rod-like fixing portion 24 is formed at the proximal end in the groove 22 of the casing 2, and one end of the string 7 is connected to the fixing portion as shown in the figure. In this way, it is fixed.

  A through hole 611 is formed at the center of the bottom wall 61 of the lid body 6, that is, at the center of the groove 66 of the bottom wall 61, and the other end of the string 7 is covered with the through hole 611. A knot (not shown) larger than the diameter of the through hole 611 is formed at the other end of the string 7 and inserted from the outside of the body 6, so that the string 7 does not come out of the through hole 611. In this way, the other end of the string 7 is fixed to the center of the bottom wall 61 of the lid 6. The other end of the string 7 may be held so as to be rotatable with respect to the bottom wall 61 of the lid 6. The string 7 can prevent the lid 6 from being dropped or lost from the measuring apparatus main body 10.

  The constituent material of the string 7 is not particularly limited as long as it has flexibility, and examples thereof include various resin materials. Moreover, the string 7 may have elasticity and does not need to have elasticity. In addition, when using an elastic material as a constituent material of the string 7, as the elastic material, for example, various rubber materials and various thermoplastic elastomers may be mentioned, and one or more of these may be mixed. Can be used.

  The length of the string 7 is set such that the string 7 is in close contact with the groove 22 and the groove 66 when the lid is attached. However, when the elastic material is used, the groove with which the string 7 is in contact with the elastic material is considered. It may be set to be slightly shorter in the natural state than the lengths of the portions 22 and 66.

  Note that the string 7 is not limited to the one having the above-described configuration, and for example, one string may be used as it is.

  Moreover, it does not specifically limit as a constituent material of the casing 2 and the cover body 6, respectively, For example, various resin materials and various metal materials are mentioned.

Next, the groove 22 of the casing 2 and the groove 66 of the lid 6 will be described.
As shown in FIGS. 2 and 3, the groove 22 is formed in the side wall 25 of the casing 2. The groove 22 extends from the proximal end portion of the side wall 25 to the distal end portion, that is, the stepped portion 21. Further, a groove 23 is formed on the side wall 26 facing the side wall 25 of the casing 2 symmetrically with the groove 22. The liquid crystal display device 104 is provided in the window portion of the upper wall 27 as described above.

  Thus, the grooves 22 and 23 are provided on a surface different from the surface on which the liquid crystal display device 104 of the measurement apparatus main body 10 is provided. As a result, the string 22 does not overlap the liquid crystal display device 104 in a state where the string 7 is inserted into the groove 22 with the lid mounted. Accordingly, the visibility of the liquid crystal display device 104 is not impaired when the lid is attached.

  On the other hand, the groove 66 is provided continuously on the outer surface of the bottom wall 61 of the lid body 6 and the outer surfaces of the side walls 63 and 65. In this case, the portion of the groove 66 provided on the outer surface of the bottom wall 61 passes through the center of the outer surface of the bottom wall 61 and crosses the outer surface. That is, the groove 66 is formed from the center of the lid body 6 on the side opposite to the measuring device main body 10 to both sides to the base end of the lid body 6.

  Thereby, the string 7 can be inserted into either the part on one side or the part on the other side from the center of the bottom wall 61 of the groove 66. That is, even if the lid body 6 is rotated by 180 ° about the longitudinal axis of the casing 2, the lid body 6 can be attached to the casing 2. As a result, when the lid 6 is mounted on the casing 2, the direction of the lid 6 relative to the casing 2 is not restricted to one, and the lid 6 can be mounted without worrying about the directionality of the lid 6.

Next, the puncture device 8 and the puncture needle tip 9 will be described.
The puncture needle tip 9 shown in FIG. 2 includes a puncture needle (not shown) having a needle body having a sharp needle tip at the tip and a needle hub fixed to the proximal end portion of the needle body, and the puncture needle. A chip main body 91 having a cylindrical casing 911 having an opening through which the needle tip can protrude and is movably housed along the axial direction, and a cap 92 detachably attached to the casing are provided.

  The puncture device 8 is used with a puncture needle tip 9 detachably attached to the tip, and puncture is performed with the puncture needle of the puncture needle tip 9.

  The basic structure of the puncture device 8 and the puncture needle tip 9 may be the same as that described in Utility Model Registration No. 3134339, although the shape and the position of each operation unit are slightly different. .

  As described above, according to the measurement device and the measurement device set 100, it is possible to prevent the string 7 from getting in the way when the lid is attached. In particular, the string 7 does not get in the way inside the storage container 3, which is advantageous for downsizing the measuring device set.

Second Embodiment
FIG. 9 is a diagram showing a measuring apparatus according to the second embodiment when the measuring apparatus set of the present invention is applied to a blood glucose measuring apparatus set for measuring blood sugar levels in blood, and FIG. FIG. 9 (b) is a side view of one side, and FIG. 9 (c) is a perspective view. In the following description, the right side in FIG. 9B is referred to as “tip”, the left side is “base end”, the upper side is “upper”, and the lower side is “lower”.

  Hereinafter, the second embodiment will be described with a focus on the differences from the first embodiment described above, and the description of the same matters will be omitted.

  As shown in FIG. 9, in the measuring apparatus 1 of the second embodiment, the outer surface of the lid 6 has an inclined surface 67 that is inclined toward the groove 22. The inclined surface 67 is inclined downward in the distal direction.

As a result, when the lid 6 is attached to the measuring apparatus main body 10, even if the string 7 is displaced from the grooves 66 and 22 as shown by a two-dot chain line in FIG. 9, the string 7 is indicated by a solid line in FIG. As shown, the inclined surface 67 is slid toward the groove 66 and inserted into the grooves 66, 22.
In addition, according to this measuring apparatus 1, the effect similar to 1st Embodiment mentioned above is also acquired.

<Third Embodiment>
FIG. 10 is a diagram showing a measurement apparatus according to the third embodiment when the measurement apparatus set of the present invention is applied to a blood glucose measurement apparatus set for measuring blood sugar levels in blood. FIG. 10 (a) is a plan view. Fig. 10 (b) is a side view of one side, and Fig. 10 (c) is a perspective view. In the following description, the right side in FIG. 10B is assumed to be “tip”, the left side is “base end”, the upper side is “upper”, and the lower side is “lower”.

  Hereinafter, the third embodiment will be described with a focus on differences from the first embodiment described above, and descriptions of the same matters will be omitted.

  As shown in FIG. 10, in the measuring apparatus 1 of the third embodiment, the outer surface of the lid 6 has an inclined surface 68 that is inclined toward the groove 22. The inclined surface 68 is inclined downward in the direction perpendicular to the longitudinal direction of the measuring device 1, that is, in the lateral direction.

  Further, the outer surface of the front end portion of the upper wall 27 of the casing 2 has an inclined surface 271 that is inclined toward the groove 22. Each of the inclined surfaces 68 and 271 is inclined downward in the direction perpendicular to the longitudinal direction of the measuring device 1, that is, in the lateral direction.

As a result, when the lid 6 is attached to the measuring apparatus main body 10, even if the string 7 is displaced from the grooves 66 and 22 as shown by a two-dot chain line in FIG. 10, the string 7 is indicated by a solid line in FIG. As shown, the inclined surfaces 68 and 271 are slid toward the groove 66 and inserted into the grooves 66 and 22.
In addition, according to this measuring apparatus 1, the effect similar to 1st Embodiment mentioned above is also acquired.

  As described above, the measurement apparatus and the measurement apparatus set of the present invention have been described based on the illustrated embodiment. However, the present invention is not limited to this, and the configuration of each unit is an arbitrary configuration having the same function. Can be substituted. In addition, any other component may be added to the present invention.

  Further, the present invention may be a combination of any two or more configurations (features) of the above embodiments.

  In the above-described embodiment, blood has been described as a sample. However, the sample is not limited to this, and may be a body fluid such as urine, lymph, spinal fluid, saliva, or a diluted solution or concentrated solution thereof. .

  In addition, the measurement target component (predetermined component) is not limited to glucose (blood glucose level), and for example, cholesterol, uric acid, creatinine, lactic acid, hemoglobin (occult blood), various alcohols, various sugars, various proteins, various It may be vitamins, various inorganic ions such as sodium, and environmental hormones such as PCB and dioxin.

  In the above embodiment, the amount of the predetermined component is measured. However, in the present invention, the property of the predetermined component may be measured, and both the amount and the property of the predetermined component are measured. You may do.

  Moreover, in the said embodiment, although the measuring apparatus which mounts | wears and uses a bottomed cylindrical chip | tip (test tool) provided with a test paper was demonstrated, the measuring apparatus of this invention is small piece shape, flat plate shape (plate shape) ), A test device having another configuration (form) such as a sheet shape or a stick shape may be used.

  In the above-described embodiment, the test device and the component measurement device are described as those that measure blood glucose optically. However, the blood glucose measurement method is not limited thereto, and may be, for example, an electrode type.

  In the above embodiment, the measurement apparatus for measuring the amount of a predetermined component of body fluid, that is, blood is exemplified. However, the present invention is not limited to this, and for example, it is also applicable to a medical device that measures vital signs other than the body fluid component Is possible. Examples of vital signs include heart rate, respiration (number), blood pressure, body temperature, blood flow, oxygen saturation, electrocardiogram, skin moisture, body fat, activity, and the like. In addition, the medical device here is not limited to a so-called personal use product but includes, for example, a clinical device.

DESCRIPTION OF SYMBOLS 1 Measuring apparatus 10 Measuring apparatus main body 2 Casing 21 Step part 22, 23 Groove 24 Fixed part 25, 26 Side wall 27 Upper wall 271 Inclined surface 3 Storage container 31 Container main body 32 Cover body 4 Photometric part 41 Light emitting element 42 Light receiving element 43 Holder 431 First passage 432 Second passage 433 Opening 434 Recess 435 Annular recess 436 Adhesive reservoir 45 Light transmissive member 46 O-ring 47 Press member 471 Abutting portion 472 Opening portion 473 Fitting portion 49 A / D converter 5 Chip 50 Container 51 Chip body 511 Bottom 512 Pedestal 513 Body 514 Flange 52 Narrow tube 520 Sample introduction channel 521 Sample inflow side end 522 Groove 523 Sample inflow port 525 Sample outflow side end 527 Sample outflow port 53 Test paper 532 Ring Convex part 533 fixed part 56 spacer 6 lid 61 bottom wall 611 Through-hole 62-65 Side wall 66 Groove 67, 68 Inclined surface 7 String 8 Puncture device 9 Puncture needle tip 91 Chip body 92 Cap 911 Casing 101 Power supply unit 102 Power supply voltage detection unit 103 Switch circuit 104 Liquid crystal display device 105 Control means 106 Control Oscillator 107 Clock oscillator 108 Data storage unit 109 Buzzer output unit 110 External output unit 111 Temperature measurement unit 113 Space 100 Measuring device set

Claims (11)

A measuring device main body having a measuring unit for measuring biological information at an end,
A lid that is detachably attached to the measurement apparatus main body so as to cover the measurement unit;
A string connecting the measuring device main body and the lid,
The measuring device main body has a first groove into which the string is inserted in a state where the lid is attached to the measuring device main body,
The said cover body has a 2nd groove | channel where the said string is inserted in the state with which this cover body was mounted | worn with the said measuring apparatus main body.   The first groove and the second groove are formed such that the first groove and the second groove are continuous in a state in which the lid is attached to the measurement apparatus main body. Item 2. The measuring device according to Item 1.   The measuring device according to claim 1, wherein the string is fixed to a central portion of the lid opposite to the measuring device main body.   The measuring device according to claim 3, wherein the second groove is formed on both sides from a center portion of the lid opposite to the measuring device main body. The lid body has a bottom wall and a side wall erected from the bottom wall, and is attached to the measurement apparatus main body so that an inner surface of the bottom wall faces the measurement unit,
The measuring apparatus according to claim 1, wherein the second groove is provided continuously on an outer surface of the bottom wall of the lid and an outer surface of the side wall.   The measuring device according to claim 5, wherein a portion of the second groove provided on the outer surface of the bottom wall passes through a central portion of the outer surface of the bottom wall and crosses the outer surface.   The measuring apparatus according to claim 1, wherein an outer surface of the lid body has an inclined surface inclined toward the second groove.   The measuring device according to claim 1, wherein the string is fixed to an end portion of the first groove of the measuring device main body. The measuring device main body has a display unit for displaying predetermined information,
The first groove is provided on a surface different from the surface on which the display unit of the measurement apparatus body is provided,
9. The device according to claim 1, wherein the lid is attached to the measurement apparatus main body, and the string is not overlapped with the display unit in a state where the string is inserted into the first groove. The measuring device described in 1. The measurement unit includes a test tool mounting unit on which a test tool is detachably mounted, and is configured to measure the biological information by mounting the test tool on the test tool mounting unit.
The measuring apparatus according to claim 1, wherein the lid is mounted on the component measuring apparatus main body so as to cover the test tool mounting portion. A measuring apparatus according to any one of claims 1 to 10,
At least one accessory used in making measurements with the measuring device;
A measuring apparatus set comprising: a storage container for storing the measuring apparatus and the accessory.

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