CN211292696U

CN211292696U - Double-numerical-value display glucometer

Info

Publication number: CN211292696U
Application number: CN201922465477.8U
Authority: CN
Inventors: 许延永
Original assignee: Zhengzhou Xinde Medical Technology Co ltd
Current assignee: Zhengzhou Xinde Medical Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-18
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a double-numerical display glucometer, which comprises a shell, a first circuit board, a second circuit board, a microprocessor, a voice module and a power module, wherein the first circuit board, the second circuit board, the microprocessor, the voice module and the power module are arranged in the shell; the display screen, the keys and the connector are arranged on the surface of the shell; the power module supplies power to the first circuit board, the second circuit board, the microprocessor, the voice module and the display screen, the connector is electrically connected with the first circuit board and the second circuit board, the keys, the first circuit board and the second circuit board are electrically connected with the microprocessor, and the microprocessor is electrically connected with the voice module and the display screen. The utility model provides a double-number display glucometer can detect two blood values and broadcast the blood values, can use the traditional single-side blood glucose test paper, can measure different blood values through different blood glucose test paper, and enables the patient not to additionally purchase other glucometers; but also suitable for novel double-sided blood sugar test paper.

Description

Double-numerical-value display glucometer

Technical Field

The utility model belongs to human blood sugar detects the instrument, concretely relates to double numerical value shows blood glucose meter.

Background

Diabetes mellitus is one of four major diseases that endanger human health, and its symptoms are mainly manifested by abnormal glucose levels in blood and urine. It is expected that diabetic patients will grow from 1.35 million people in 1995 to 3 million people in 2025 according to the World Health Organization (WHO) and the international diabetes union (IDF). Recent medical research shows that whether the diabetes is type I diabetes or type II diabetes, the occurrence of diabetic complications can be reduced by performing good control on blood sugar.

With the development of blood sugar detection technology, the consciousness of self-detecting and monitoring blood sugar of patients is higher and higher, the blood sugar is self-detected frequently, the condition of self blood sugar control is known, and reference is provided for adjusting diet and treatment schemes. Blood glucose measuring equipment comprises three types, namely noninvasive blood glucose detecting equipment, minimally invasive blood glucose detecting equipment and continuous blood glucose detecting equipment, and is widely applied particularly to the minimally invasive blood glucose detecting equipment at present. The minimally invasive blood glucose detection equipment drops a blood sample on a blood glucose test strip by an electrochemical method, glucose in the blood sample reacts with a reagent on a test strip electrode, the reagent on the test strip electrode is glucose dehydrogenase, and the glucose in the blood sample reacts with the glucose dehydrogenase to generate glucose lactone and generate current. Since the intensity of the generated current is proportional to the glucose in the blood sample, the blood glucose level can be measured by measuring the intensity of the current.

However, most of the existing glucometers and blood glucose test strips are used in a matched manner, and are affected by single-sided test strips, the glucometers can only detect and display one value at a time, and if a patient wants to detect more blood glucose values, other glucometers are additionally purchased, so that the use cost of the patient is increased.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists among the above-mentioned prior art, the utility model aims at providing a double-number display blood glucose meter.

The purpose of the utility model is realized through the following technical scheme.

A dual-value display blood glucose meter, comprising:

a housing;

the first circuit board, the second circuit board, the microprocessor, the voice module and the power module are arranged in the shell;

the display screen, the keys and the connector are arranged on the surface of the shell;

the power module supplies power to the first circuit board, the second circuit board, the microprocessor, the voice module and the display screen, the connector is electrically connected with the first circuit board and the second circuit board, the keys, the first circuit board and the second circuit board are electrically connected with the microprocessor, and the microprocessor is electrically connected with the voice module and the display screen.

The voice module is a loudspeaker.

The connector comprises a first pin and a second pin which are arranged face to face, the first pin is electrically connected with the first circuit board, and the second pin is electrically connected with the second circuit board.

The shell comprises an upper shell and a lower shell which are detachably connected, the display screen is arranged on the surface of the upper shell, the connector is arranged at the joint of the upper shell and the lower shell, and the voice module is arranged on the surface of the lower shell; the lower shell is provided with equally-divided bases and air escape columns with the same number as the bases, and the air escape columns penetrate through the bases and the lower shell and extend into the shell.

The first circuit board and the second circuit board are arranged in an upper layer and a lower layer.

The upper shell and the lower shell are detachably connected through buckling or screws.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a double-number display glucometer can detect two blood values and broadcast the blood values, can use the traditional single-side blood glucose test paper, can measure different blood values through different blood glucose test paper, and enables the patient not to additionally purchase other glucometers; but also suitable for novel double-sided blood sugar test paper.

Drawings

Fig. 1 is a cross-sectional view of the dual-value display blood glucose meter of the present invention.

Fig. 2 is a schematic diagram of the dual-value display blood glucose meter of the present invention.

Fig. 3 is a cross-sectional view of the double-sided blood glucose test strip of the present invention.

Fig. 4 is a partially enlarged view of the area a in fig. 3.

Fig. 5 is an exploded view of the first conductive layer according to the present invention.

Fig. 6 is a schematic structural diagram of the first upper cover plate of the present invention.

Fig. 7 is a sectional view of the blood inlet chamber of the present invention.

In the figure, 1 is a double-sided blood glucose test strip, 10 is a PET substrate, 11 is a first conductive layer, 111 is a first silver electrode layer, 112 is a first carbon electrode layer, 12 is a first insulating layer, 13 is a first upper cover plate, 131 is a first escape hole, 14 is a second conductive layer, 15 is a second insulating layer, 16 is a second upper cover plate, 17 is a blood inlet cavity, 171 is a blood inlet, 172 is an arc edge, 173 is a blood sucking fiber, 18 is a first enzyme reaction region, 2 is an even numerical value display blood glucose meter, 20 is a housing, 201 is an upper housing, 202 is a lower housing, 203 is a base, 204 is an air permeable column, 21 is a first circuit board, 22 is a second circuit board, 23 is a microprocessor, 24 is a power module, 25 is a display screen, 26 is a button, 27 is a connector, and 28 is a voice module.

Detailed Description

It should be noted that fig. 1 to 7 in the description of the drawings are schematic diagrams for explaining the technical aspects of the present invention, and do not limit the technical aspects of the present invention. In fig. 1, dotted lines represent the outline of the housing, solid lines represent the electrical connection relationships between the components, and block diagrams represent the components; fig. 5 and 6 are schematic views of the structures of the first conductive layer and the first upper cover plate, and the structures of the second conductive layer and the second upper cover plate are the same.

As shown in fig. 1-2, a dual-value display blood glucose meter 2 for detecting two blood values, the dual-value display blood glucose meter 2 includes a housing 20 (shown by a dotted line in fig. 1), the housing 20 includes an upper housing 201 and a lower housing 202 detachably connected, the upper housing 201 and the lower housing 202 can be connected by a snap-fit connection or by a screw; the first circuit board 21, the second circuit board 22, the microprocessor 23, the voice module 28 and the power module 24 are arranged in the shell 20, the voice module 28 is a loudspeaker and is used for playing a reading displayed on a display screen, the function is realized by the aid of the microprocessor 23, and the first circuit board 21 and the second circuit board 22 are arranged on the upper layer and the lower layer to reduce the transverse space of the shell; and a display 25, keys 26 and a connector 27 disposed on a surface of the housing 20. The button 26 is used for inputting signal to microprocessor 23, opens this even number value and shows blood glucose meter 2 and look over the historical data that this even number value shows blood glucose meter 2, and the function that the button was given helps realizing by microprocessor 23, and microprocessor 23 is prior art, does not belong to the utility model discloses a design concept.

The power module 24 supplies power to the first circuit board 21, the second circuit board 22, the microprocessor 23, the voice module 28 and the display screen 25, the connector 27 is electrically connected with the first circuit board 21 and the second circuit board 22, the keys 26, the first circuit board 21 and the second circuit board 22 are electrically connected with the microprocessor 23, and the microprocessor 23 is electrically connected with the voice module 28 and the display screen 25. It should be noted that the power module 24 receives external 220V ac power and converts the ac power into voltages used by the first circuit board 21 and the second circuit board 22. For example, an alternating current is required for measuring hematocrit, and the power module 24 converts the 220V alternating current into an alternating current of a corresponding level for the circuit board for detecting hematocrit. The technology of the power module 24 converting 220V ac power into required voltage is prior art, and is not included in the design concept of the present invention.

The connector 27 includes a first lead and a second lead (not shown) disposed opposite to each other, the first lead and the second lead are parallel to each other, the first lead is not connected to the second lead, the first lead is electrically connected to the first circuit board 21, and the second lead is electrically connected to the second circuit board 22.

The display screen 25 is arranged on the surface of the upper shell 201, and the connector 27 is arranged at the joint of the upper shell 201 and the lower shell 202; the lower shell 202 is provided with equally-arranged bases 203 and air escape columns 204 with the same number as the bases 203, and the air escape columns 204 penetrate through the bases 203 and the lower shell 202 and extend into the shell 20. The circuit board in the casing 20, parts such as power module 24 can produce a small amount of heat at the during operation, when this part heat is gathered in casing 20, can influence the work precision of circuit board, cause the measuring inaccuracy of blood numerical value, influence final numerical value and show, ventilative post 204 can be with casing 20 inside and casing 20 outside intercommunication for the heat in the casing 20 is discharged outside casing 20, reduces the influence of heat to this double-number display blood glucose meter 2 testing result.

The working process of the double-numerical-value display blood glucose meter 2 is as follows: according to button 26, button 26 transmits signal for microprocessor 23, microprocessor 23 obtains the signal and carries out corresponding instruction according to the threshold value, after the patient got blood on the blood glucose test paper and sent blood, insert blood glucose test paper in connector 27 department, connector 27 connects the blood glucose test paper, and give first circuit board 21 or second circuit board 22 with the current signal transmission on the blood glucose test paper, the circuit board gives microprocessor 23 after enlargiing the current signal, microprocessor 23 obtains corresponding numerical value according to the threshold value, and show on display screen 25, microprocessor 23 and give voice module 28 with this numerical value transmission, make voice module 28 report this numerical value, voice module 28 reports numerical value and can help some old people that the catch of the eye is not good to know the numerical value. The following examples illustrate: taking a blood glucose test paper for measuring blood glucose on a single side as an example, a first circuit board 21 of a dual-value display glucometer 2 is a circuit board for measuring blood glucose, a second circuit board 22 is a circuit board for measuring other values, when a patient takes blood and sends the blood to the blood glucose test paper, the patient inserts an external pin of the blood glucose test paper into a connector, the external pin is connected and conducted with a first pin, namely, the blood glucose test paper is conducted with the first circuit board 21, the first circuit board 21 receives current in the blood glucose test paper and transmits the blood glucose test paper to a microprocessor 23 after processing the blood glucose test paper, the microprocessor 23 obtains a value according to a threshold value, displays data on a display screen 25 and broadcasts the value through a voice module, and the patient can see and hear the value of the blood glucose test.

As shown in fig. 3 to 7, a double-sided blood glucose test strip, used in conjunction with a double-value display blood glucose meter 2, can simultaneously detect two blood values including but not limited to blood glucose, hematocrit, blood uric acid and triglyceride in a pair combination, for example: blood glucose on the front side and hematocrit on the back side; blood sugar on the front and blood uric acid on the back; front side blood glucose, back side triglycerides, etc., naturally, it may also be a double-sided setting of blood glucose values, such as: blood glucose on the front and blood glucose on the back; face-side hematocrit, reverse hematocrit, and the like.

The double-sided blood glucose test paper 1 comprises a PET substrate 10, wherein the PET substrate 10 is a substrate commonly used in blood glucose test paper and is used as a substrate of a conducting layer; arranging a first detection layer and a second detection layer on the front surface and the back surface of the PET substrate 10; it should be noted that, the first detection layer and the second detection layer may be provided with different reaction enzymes according to actual needs, and the reaction enzyme for detecting blood glucose is provided, so that the detection layer is the blood glucose detection layer, and the reaction enzyme for detecting hematocrit is provided, so that the detection layer is the hematocrit detection layer.

The first detection layer comprises a first conductive layer 11 printed on the front surface of the PET substrate 10, the first conductive layer 11 comprises a first silver electrode layer 111 and a first carbon electrode layer 112 printed on the front surface of the PET substrate 10 in sequence, and the first silver electrode layer 111 and the first carbon electrode layer 112 form the first conductive layer 11 which is used as a conductive layer for conducting current; the first insulating layer 12 is coated on the first conducting layer 11, and the first upper cover plate 13 is arranged on the first insulating layer 12, the first upper cover plate 13 is attached to the first insulating layer 12, and the first upper cover plate 13 is also insulating, so that a patient can conveniently hold the double-sided blood glucose test strip 1 when using the double-sided blood glucose test strip 1.

A first enzyme reaction area 18 is formed by recessing one end of the first upper cover plate 13 and one end of the first insulating layer 12, a first reaction enzyme is arranged in the first enzyme reaction area 18, the first reaction enzyme is arranged in a spot enzyme mode or a printing enzyme mode, the spot enzyme is operated by using a traditional spot enzyme machine, and the printing enzyme is printed in the first enzyme reaction area 18 by using a printing technology; one end of the first conductive layer 11 is exposed in the first enzyme reaction region 18 to form a first enzyme reaction end, and the other end is exposed in the first insulating layer 12 to form a first external pin (not shown in the figure), wherein the first external pin is used for being inserted into a blood glucose meter and being conducted with a circuit in the blood glucose meter; the first enzyme reaction region 18 is provided with a corresponding reactive enzyme, and when blood reacts with the reactive enzyme, a current is generated, and the current is conducted with a corresponding blood glucose meter through the first conductive layer 11, and the blood glucose meter obtains a corresponding detection value of the blood.

The second sensing layer includes a second conductive layer 14 printed on the reverse side of the PET substrate 10, the second conductive layer 14 includes a second silver electrode layer and a second carbon electrode layer (not shown in the figure, similar to the first silver electrode layer 111 and the second carbon electrode layer 112) sequentially printed on the reverse side of the PET substrate 10, and the second silver electrode layer and the second carbon electrode layer constitute the second conductive layer 14, which is used as a conductive layer for conducting current; and a second insulating layer 15 coated on the second conductive layer 14, and a second upper cover plate 16 disposed on the second insulating layer 15, wherein the second upper cover plate 16 is attached to the second insulating layer 15, and the second upper cover plate 16 is also insulating, so that a patient can conveniently grasp the double-sided blood glucose test strip 1 when using the double-sided blood glucose test strip 1.

A second enzyme reaction area is formed by inwards recessing one end of the second upper cover plate 16 and one end of the second insulating layer 15, a second reaction enzyme is arranged in the second enzyme reaction area, the second reaction enzyme is arranged in a spot enzyme mode or a printing enzyme mode, the spot enzyme is operated by using a traditional spot enzyme machine, and the printing enzyme is printed in the first enzyme reaction area by using a printing technology; one end of the second conductive layer 14 is exposed in the second enzyme reaction region to form a second enzyme reaction end, and the other end is exposed in the second insulating layer 15 to form a second external pin (not shown in the figure), wherein the second external pin is used for being inserted into the blood glucose meter and being conducted with a circuit in the blood glucose meter; the second enzyme reaction area is provided with corresponding reaction enzyme, when blood reacts with the reaction enzyme, current is generated, the current is conducted with a corresponding glucometer through the second conducting layer 14, and the glucometer obtains a corresponding detection value of the blood.

The first insulating layer 12 and the second insulating layer 15 are both made of insulating paint and coated with non-toxic insulating paint, so that the thickness of the double-sided blood glucose test paper 1 can be reduced, the traditional middle partition with a certain thickness is omitted, and the thickness of the double-sided blood glucose test paper 1 is similar to that of the traditional blood glucose test paper. When a patient only needs to test one blood value, the double-sided blood glucose test paper 1 can be inserted into a traditional blood glucose meter for detection (all the double-sided blood glucose test paper are produced by the same manufacturer); naturally, the double-value display blood glucose meter 2 used in cooperation with the double-sided blood glucose test strip 1 described below can also perform blood glucose test using a conventional blood glucose test strip, which is affected by the conventional blood glucose test strip, because the thickness of the connector 27 is almost the same as that of the conventional blood glucose test strip, and only one blood value can be tested at this time.

In order to enable a patient to simultaneously measure two blood values under the condition of taking blood once, a blood inlet cavity 17 is arranged at one end of the PET substrate 10, the first enzyme reaction area 18 and the second enzyme reaction area are both positioned in the blood inlet cavity 17, a blood inlet 171 is arranged on the blood inlet cavity 17, blood sucking fibers 173 are arranged in the blood inlet cavity 17, and the blood sucking fibers 173 are in contact with the first enzyme reaction area 18 and the second enzyme reaction area; an arc-shaped rim 172 is provided at the blood inlet 171, and the spherical center of the arc-shaped rim 172 faces the inside of the blood inlet chamber 17. Naturally, the shape of the blood inlet cavity 17 can be a part of a sphere, and the blood inlet 171 is arranged on the sphere, and the blood inlet 171 is an arc-shaped edge 172. The arc-shaped edge 172 does not have a tip, so that when a patient takes blood and sends blood, the patient does not contact the tip, the arc-shaped edge 172 does not hang or hook the wound of the patient, and the secondary injury of the patient is avoided.

In order to enable the double-sided blood glucose test strip 1 to exhaust air more smoothly, the first upper cover plate 13 is provided with a first air escape hole 131, the first air escape hole 131 is arranged at one side of the first enzyme reaction zone 18, and the first air escape hole 131 is exposed outside the blood inlet cavity 17; the second upper cover plate 16 is provided with a second air escape hole, the second air escape hole is arranged at one side of the second enzyme reaction area, and the second air escape hole is exposed outside the blood inlet cavity 17. When a patient takes blood and sends the blood through the blood inlet 171, the blood is rapidly absorbed by the blood-absorbing fibers 173 and sent to the first enzyme reaction area 18 and the second enzyme reaction area, and during the process of sending the blood, a small amount of air is likely to be mixed into the blood cavity 17 or the blood, and if the air is not discharged, the siphon action of the double-sided blood glucose test strip 1 is affected; when blood is sent to the first enzyme reaction area 18 and the second enzyme reaction area, air in the blood or in the blood inlet cavity 17 will flow, if there is no air escape hole, the trace air will be in the blood inlet cavity 17 or blood all the time, and will enter the trace gap between the first upper cover plate 13 and the first insulating layer 12 or the trace gap between the second upper cover plate 16 and the second insulating layer 15 along with the blood, the trace air cannot be discharged, after the first air escape hole 131 and the second air escape hole are provided, the trace air will flow to the corresponding air escape hole along the trace gap between the first upper cover plate 13 and the first insulating layer 12 or the trace gap between the second upper cover plate 16 and the second insulating layer 15, and finally discharged through the air escape hole, the flow of blood in the enzyme reaction area is accelerated, and the reaction of the trace air to the blood and the reaction enzyme is avoided, so that the blood glucose meter can more accurately obtain the current after the reaction of the blood and the reaction enzyme.

In order to better observe the flow of blood in the blood inlet cavity 17, the blood inlet cavity 17 is made of transparent material, the flow of blood in the blood inlet cavity 17 is observed through the transparent material, and when the blood flows to the first enzyme reaction area 18 and the second enzyme reaction area, the double-sided blood glucose test strip 1 can be inserted into a corresponding blood glucose meter to detect blood glucose.

It should be noted that, because the utility model discloses in adopt the technical scheme of coating insulating layer, this two-sided blood glucose test paper 1's thickness has been reduced, in actual manufacture process, this two-sided blood glucose test paper 1's thickness can be accomplished unanimously with the thickness of traditional single face blood glucose test paper, this two-sided blood glucose test paper 1 can insert in the traditional blood glucose meter, traditional single face blood glucose test paper also can insert in this two numerical value shows blood glucose meter 2, the patient only needs to purchase this two test paper and shows blood glucose meter 2, can be on the basis of using two-sided blood glucose test paper 1, can also use single face blood glucose test paper, the use cost of patient has been reduced.

The utility model discloses a working process does: the double-sided blood glucose test paper 1 and the double-value display blood glucose meter 2 matched with the double-sided blood glucose test paper are manufactured according to the structure. The utility model discloses only explain with two-sided blood glucose test paper 1 cooperation two numerical value demonstration glucometer 2 as the example, the application method of single-sided blood glucose test paper is the same with traditional blood glucose measuring method. Wherein the first reaction enzyme and the second reaction enzyme are an enzyme for measuring blood sugar and an enzyme for measuring hematocrit respectively.

The patient takes out a piece of double-sided blood glucose test paper 1, the patient pricks a finger by using a blood taking needle, after the finger blood seeps and is formed, the finger blood of the patient faces upwards, the patient aligns a blood inlet 171 of the double-sided blood glucose test paper 1 with the blood formed on the finger, the double-sided blood glucose test paper 1 is on the upper side and the finger of the patient is on the lower side, and then the double-sided blood glucose test paper 1 and the finger of the patient turn over together to enable the finger of the patient to be on the upper side and the; the patient observes the flow of blood through the transparent blood inlet chamber 17. Because the blood inlet 171 is an arc-shaped edge 172, the patient can be prevented from secondary injury, after the patient observes that blood flows into the first enzyme reaction region 17 and the second enzyme reaction region, the patient takes away the finger, and inserts the first external pin and the second external pin of the double-sided blood glucose test paper 1 into the connector 27 of the double-numerical-value display blood glucose meter 2, the first external pin is communicated with the first pin, the second external pin is communicated with the second pin, the current generated by the reaction of the blood and the first reaction enzyme is communicated with the first circuit board 21 through the first external pin and the first pin, the current generated by the reaction of the blood and the second reaction enzyme is communicated with the second circuit board 22 through the second external pin and the second pin, the first circuit board 21 and the second circuit board 22 transmit the current numerical value to the microprocessor 23, the microprocessor 23 obtains a corresponding reading according to a threshold value, and shows through display screen 25, carries out voice broadcast simultaneously through voice module 28 to make the patient read and hear blood sugar numerical value and hematocrit numerical value in the blood. It should be noted that the second circuit board 22 uses ac power. After the reading is stable, namely the detection is finished, the patient can take the double-sided blood glucose test paper 1 out of the double-numerical-display blood glucose meter 2, and then the double-sided blood glucose test paper 1 is treated as medical waste.

The above description is only a preferred embodiment of the present invention, and is not a limitation to the technical solution of the present invention, it should be noted that, further improvements and changes can be made by those skilled in the art on the premise of the technical solution of the present invention, and all such improvements and changes should be covered in the protection scope of the present invention.

Claims

1. A dual value display glucose meter, comprising:

a housing;

2. The double-numerical-display glucose meter of claim 1, wherein the voice module is a speaker.

3. The double-numerical-display glucose meter of claim 2, wherein the connector comprises a first pin and a second pin in a face-to-face arrangement, the first pin being electrically connected to the first circuit board and the second pin being electrically connected to the second circuit board.

4. The double-numerical-display blood glucose meter of claim 3, wherein the housing comprises an upper housing and a lower housing which are detachably connected, the display screen is arranged on the surface of the upper housing, the connector is arranged at the joint of the upper housing and the lower housing, and the voice module is arranged on the surface of the lower housing; the lower shell is provided with equally-divided bases and air escape columns with the same number as the bases, and the air escape columns penetrate through the bases and the lower shell and extend into the shell.

5. The double-numerical-display glucose meter of claim 4, wherein the first and second circuit boards are arranged in an upper and lower layer.

6. The double-numerical-display glucose meter of claim 4, wherein the upper housing and the lower housing are detachably connected by a snap fit or a screw.