CN219306715U

CN219306715U - Wrist type noninvasive blood glucose detector

Info

Publication number: CN219306715U
Application number: CN202320087001.9U
Authority: CN
Inventors: 王大年; 曾岳; 谭大禹; 李慧
Original assignee: Anhui Qizhi Technology Co ltd
Current assignee: Anhui Qizhi Technology Co ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-07-07
Anticipated expiration: 2033-01-30

Abstract

The utility model relates to the technical field of medical instruments, and particularly discloses a wrist type noninvasive blood glucose detector which comprises a dial plate and a watchband, wherein a protruding structure is arranged on the back surface of the dial plate, light receivers are arranged on the protruding structure, near infrared light emitters are uniformly distributed around the light receivers, a circle of protective air bags are arranged on the periphery of the protruding structure, and the protective air bags are made of opaque materials; the air bag belt is arranged on one side of the watchband far away from the inside of the dial plate, the air charging device is arranged on the watchband and is communicated with the air bag belt and the protection air bag, and the air charging device is used for charging air into the air bag belt and the protection air bag; through set up the protection gasbag around protruding structure, reduce the influence of external light transmission intensity, guaranteed the light source stability that the non-invasive blood glucose meter of wrist obtained under the diffuse reflection principle.

Description

Wrist type noninvasive blood glucose detector

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a wrist type noninvasive blood glucose detector.

Background

Diabetes is a group of clinical syndromes caused by interaction of genetic factors and environmental factors, the younger diabetes in China has become a new trend, and according to data analysis, the prevalence of diabetes in recent years is greatly increased for young people 18-39 years old; the most effective method for detecting and preventing diabetes is to detect the blood sugar content, the method for detecting the blood sugar is various, the blood sugar monitoring is most convenient and effective, and a subject can use the blood sugar detector at home by himself.

With the improvement of economic development and nursing level, the self-use blood glucose meter detection method is upgraded, compared with the invasive and minimally invasive detection method for the skin deep tissue, the noninvasive blood glucose detection method is used for reducing the infection risk of patients in the detection process, two major types of point chemical methods and optical methods are currently adopted in the market, some electrochemical methods adopt minimally invasive technology, the use cost is high, and the use range of an electrochemical sensor is limited, so that the optical method is one of methods used by various medical institutions nowadays, wherein one diffuse reflection technology in the optical method is widely applied to blood glucose detection.

The diffuse reflection can analyze various abundant sample structures and tissue information carried by light generated by active substances, so that the information of a test sample is comprehensively acquired and analyzed, however, the intensity of perspective light is easily influenced and disturbed by external factors, especially individual influencing factors are larger, the measurement precision is very low, and the problem that the blood glucose monitor needs to solve under diffuse reflection is solved by ensuring stable light transmission intensity so as to avoid the external disturbance.

Disclosure of Invention

The utility model aims to provide a wrist type noninvasive blood glucose detector, which solves the following technical problems:

how to ensure stable light transmission intensity and maintain the stability of light receiving signals.

The aim of the utility model can be achieved by the following technical scheme:

the wrist type noninvasive blood glucose detector comprises a dial plate and a watchband, and is characterized in that a protruding structure is arranged on the back surface of the dial plate, light receivers are arranged on the protruding structure, near infrared light emitters are uniformly distributed around the light receivers, a circle of protection air bags are arranged on the periphery of the protruding structure, and the protection air bags are made of opaque materials;

the watchband is provided with the gasbag area in the one side of dial plate inside of keeping away from, be provided with aerating device on the watchband, aerating device is linked together with gasbag area and protection gasbag, aerating device is used for inflating in to gasbag area and the protection gasbag.

In this embodiment, the air charging device includes presses the gasbag, press the intercommunication on the gasbag and have the check valve that admits air, the check valve that admits air is linked together with the watchband outside, press the gasbag still to be linked together and be provided with the check valve that gives vent to anger, it is connected with communicating pipe to give vent to anger check valve one side, communicating pipe is linked together with protection gasbag and gasbag area respectively.

In this embodiment, the inflator is provided on the band adjacent to the dial side.

In this embodiment, the watchband is further provided with a deflation structure, and the deflation structure includes a deflation valve and a vent hole, and the vent hole is arranged in cooperation with the deflation valve.

In this embodiment, the communication pipes are respectively communicated with the protection airbag and the airbag belt.

In this embodiment, the watchband is provided with an elastic stretch section.

In this embodiment, the drying block is installed on the protruding structure.

The utility model has the beneficial effects that:

(1) According to the utility model, the bulge structure is arranged, the light receiver is arranged on the bulge structure, the light receiver is arranged to provide a light source, and the light receiver transmits information by absorbing the light source; in order to avoid the interference of external light source and the influence of uncertain factor under most circumstances, through setting up round protection gasbag around protruding structure, guarantee gasbag and wrist fully contact under the state of inflating to including the structural protection on the protruding structure, maintain the stability of the light source that detection device received, guaranteed under normal condition, light transmission intensity's stability, guarantee diffuse reflection keep away from blood glucose detector and detect the accuracy nature of work result.

(2) According to the utility model, the air charging device is arranged on one side of the watchband, the air charging device comprises the pressing air bag, the pressing air bag is of a structure with a cavity, external air is ensured to enter the arranged protecting air bag and the air bag belt through pressing, the position of the air bag belt is corresponding to that of the protecting air bag, the watchband attached to the arm is ensured to be reinforced in pressure during use, the attachment degree of a subject is ensured to be higher, the comfort of use is ensured to be enhanced, the watchband is provided with the air discharging structure, the air discharging structure is provided with the air vent, and the air vent is provided with the air vent valve, so that the air is released through the air vent valve after detection is finished.

(3) According to the utility model, the air inlet one-way valve is arranged on one side of the pressing air bag, the air inlet one-way valve is specifically arranged on the watchband, so that external air is ensured to be fed through the air inlet one-way valve after the pressing, the air is absorbed into the pressing air bag, the air is conveyed through the air outlet one-way valve arranged in the pressing air bag after the pressing, the one-way valve is arranged to facilitate the one-way air to enter and be conveyed into the air bag structure, the communicating pipe is communicated between the protecting air bag and the air bag belt, and the air is ensured to be absorbed through the one-way valve and conveyed into the air bag through the communicating pipe.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of the wrist-type noninvasive glucose meter of the present utility model;

FIG. 2 is a schematic view of the bottom surface structure of the dial plate of the present utility model;

FIG. 3 is a side view of the wrist-type noninvasive glucose meter of the present utility model;

FIG. 4 is a partial cross-sectional view of a wrist-type noninvasive glucose meter of the present utility model;

FIG. 5 is an enlarged view of the inflatable structure of the present utility model;

FIG. 6 is an enlarged view of the deflation structure of the present utility model;

FIG. 7 is a side view of the deflation structure of the present utility model.

Reference numerals: 1. a dial; 2. watchband; 21. an elastic stretch section; 3. a bump structure; 31. an optical receiver; 32. a near infrared light emitter; 33. drying the blocks; 4. a protective airbag; 5. an airbag belt; 6. an inflator; 61. pressing the air bag; 62. an air inlet one-way valve; 63. an air outlet one-way valve; 7. a deflation structure; 71. a vent hole; 72. a vent valve; 721. a seal ring; 8. and communicating the pipeline.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and fig. 1, as a specific implementation manner of the embodiment of the utility model, a protrusion structure 3 is installed on the back of a dial 1, a light receiver 31 is arranged on the protrusion structure 3, near infrared light emitters 32 are uniformly distributed around the light receiver 31, the near infrared light emitters 32 are arranged to provide light sources, the light emitted by the near infrared light emitters 32 is received by the light receiver 31, the information of the blood vessels in the skin of the wrist of the wearer, which is contacted with the light, is transmitted to a detection system, detection data and results are displayed by a display screen, a circle of protective air bags 4 are arranged on the periphery of the protrusion structure 3, the protective air bags 4 are made of opaque materials, and the arrangement of the protective air bags 4 is beneficial to the close contact with the wrist of a subject, and the light sources received by the light receiver 31 are not influenced by external environments.

Referring to fig. 3-5 of the drawings, specifically, an airbag belt 5 is disposed on the inner side of the watchband 2, an inflator 6 is disposed on the watchband 2, the inflator 6 is communicated with the airbag belt 5 and a protection airbag 4, so that when the airbag is inflated, the airbag belt 5 and the protection airbag 4 are guaranteed to have sufficient gas and balanced inflation speed, the gas-filled height of the protection airbag 4 and the height of the protrusion structure 3 are on the same horizontal plane, the position of the protection airbag 4 and the position of the airbag belt 5 are correspondingly arranged, in particular embodiments, the airbag belt 4 is disposed on the inner side surface of the watchband 2 far from the dial 1, an anti-slip structure is disposed on the airbag belt 5, the inflation height of the protection airbag 4 and the protrusion structure 3 are consistent, a certain closed space is formed when the detection part of the detector is attached to the skin of a subject, the light source in the light receiver 31 is guaranteed to be stable, and the stable light transmission intensity is guaranteed.

As an embodiment of the present utility model, referring to fig. 3-5 of the drawings, specifically, the inflator 6 includes a pressing air bag 61, an air inlet check valve 62 is communicated with the pressing air bag 61, the air inlet check valve 62 is communicated with the outside of the watchband 2, an air outlet check valve 63 is arranged at the inner side of the pressing air bag 61, the air inlet check valve 62 is arranged at the outer side of the watchband 2, one side of the air outlet check valve 63 is connected with a communicating pipe 8, the communicating pipe 8 is respectively communicated with the protecting air bag 4 and the air bag belt 5, and when the air is transported through the connecting pipe, the air is ensured to be transported into the protecting air bag 4 and the air bag belt 5 at the same time; when the inflatable belt is inflated, the pressing air bag 61 is pressed, the air bag 4 and the air bag belt 5 are filled with air, the pressure of the watchband 2 attached to the arm is enhanced, and the higher attaching degree and the enhanced comfortable feeling of the subject are ensured; after the detection is finished, the ventilation valve is pulled out to release the gas, and the pressure is reduced.

As an embodiment of the present utility model, referring to fig. 1 and 3-4 of the drawings, specifically, the inflator 6 is disposed on the watchband 2 adjacent to the dial 1, so that when the subject uses the detector, the subject can press the inflator 6 at a position close to the subject, and the tightness of the airbag belt 5 contacting the wrist can be adjusted according to the condition.

As shown in fig. 3 and 6-7 of the drawings, specifically, the watchband 2 is further provided with a deflation structure 7, the deflation structure 7 comprises a deflation valve 72 and a vent hole 71, the vent hole 71 is matched with the deflation valve 72 to ensure that the valve is tightly closed when the air is inflated, when the air is deflated, the deflation valve 72 is rotated to open, gas is discharged from the ventilation cylinder, the deflation structure 7 is arranged to ensure that redundant gas in the air bag is timely discharged, and the size of the air bag attached to the wrist can be conveniently adjusted and the wrist type noninvasive detector is used.

As an embodiment of the present utility model, referring to fig. 3 of the drawings, specifically, an elastic stretching section 21 is disposed on a side of the watchband 2 away from the pressing air bag 61, and the elastic stretching section 21 ensures that the wearer can adjust the wrist of the subject when detecting blood sugar.

As an embodiment of the present utility model, referring to fig. 2 of the drawings, specifically, a drying block 33 is installed on the protruding structure 3 to ensure that, when detecting blood sugar, some moisture caused by environmental changes and body temperature changes of a subject is absorbed and dried.

The working principle of the utility model is as follows: by providing the protruding structure 3, by installing the light receiver 31 on the protruding structure 3, the light receiver 31 is provided to provide a light source, and the light receiver 31 performs information transmission by absorbing the light source; in most cases, in order to avoid the interference of external light sources and the influence of uncertain factors, a circle of protection air bags 4 are arranged around the raised structures 3, so that the air bags are ensured to be fully contacted with the wrist in an inflated state, the structures on the raised structures 3 are protected, the stability of the light sources received by the detection device is maintained, the stability of the light transmission intensity in a normal state is ensured, and the accuracy of the detection working result of the diffuse reflection far away from the blood glucose detector is ensured; through setting up the inflator 6 on one side of the watchband 2, the inflator 6 includes pressing the gasbag 61, pressing the gasbag 61 to be a structure with cavity, guarantee that the external gas enters into protecting gasbag 4 and gasbag area 5 that set up through pressing, set up gasbag area 5 and position of protecting gasbag 4 correspond, guarantee when using, the watchband 2 pressure of the laminating arm is strengthened, guarantee the laminating degree that the testee used is higher and use the comfort enhancement, set up the gassing structure 7 on the watchband 2, including relief valve 72 and air vent 71 in the gassing structure 7, the air vent 71 cooperates with relief valve 72 to set up, after finishing detecting, open the air vent 71 through turning the valve of the relief valve 72, release the surplus gas in the gasbag, guarantee the structure of convenient use inflation and gassing; through being provided with the check valve 62 that admits air in one side of pressing gasbag 61, the check valve 62 that admits air specifically sets up on watchband 2, guarantees to press back external gas and admits air through the check valve 62 that admits air, presses gasbag 61 with gas absorption, through pressing back gas through pressing the check valve 63 transportation of giving vent to anger that sets up in gasbag 61, the check valve set up be favorable to gas unidirectional transportation to the gasbag structure in, the intercommunication has communicating pipe 8 between protection gasbag 4 and the gasbag area 5, guarantees that gas is through the check valve extrusion absorption gas and through communicating pipe 8 transportation to the gasbag in.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims

1. The wrist type noninvasive blood glucose detector comprises a dial plate (1) and a watchband (2), and is characterized in that a protruding structure (3) is arranged on the back surface of the dial plate (1), light receivers (31) are arranged on the protruding structure (3), near infrared light emitters (32) are uniformly distributed around the light receivers (31), a circle of protective air bags (4) are arranged on the periphery of the protruding structure (3), and the protective air bags (4) are made of light-proof materials;

one side of the watchband (2) far away from the inside of the dial plate (1) is provided with an airbag belt (5), the watchband (2) is provided with an inflating device (6), the inflating device (6) is communicated with the airbag belt (5) and the protection airbag (4), and the inflating device (6) is used for inflating the airbag belt (5) and the protection airbag (4).

2. The wrist noninvasive blood glucose meter according to claim 1, wherein the inflating device (6) comprises a pressing air bag (61), an air inlet one-way valve (62) is communicated with the pressing air bag (61), the air inlet one-way valve (62) is communicated with the outside of the watchband (2), an air outlet one-way valve (63) is further communicated with the pressing air bag (61), one side of the air outlet one-way valve (63) is connected with a communicating pipeline (8), and the communicating pipeline (8) is respectively communicated with the protecting air bag (4) and the air bag belt (5).

3. A wrist noninvasive blood glucose meter according to claim 2, wherein the inflator (6) is provided on the wristband (2) adjacent to the dial plate (1) side.

4. The wrist noninvasive blood glucose meter according to claim 1, wherein the watchband (2) is further provided with a deflation structure (7), the deflation structure (7) comprises a deflation valve (72) and a vent hole (71), and the vent hole (71) is matched with the deflation valve (72).

5. A wrist noninvasive blood glucose meter according to claim 1, characterized in that the wristband (2) is provided with an elastic stretch (21).

6. A wrist non-invasive glucose meter according to claim 1, characterized in that the protruding structure (3) is provided with a drying block (33) mounted thereon.