CN110693502B - Sweat detection subsides - Google Patents
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- CN110693502B CN110693502B CN201911094059.0A CN201911094059A CN110693502B CN 110693502 B CN110693502 B CN 110693502B CN 201911094059 A CN201911094059 A CN 201911094059A CN 110693502 B CN110693502 B CN 110693502B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
- A61B5/14517—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for sweat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1486—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using enzyme electrodes, e.g. with immobilised oxidase
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/683—Means for maintaining contact with the body
- A61B5/6832—Means for maintaining contact with the body using adhesives
- A61B5/6833—Adhesive patches
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention relates to a sweat detection patch, which comprises a sweat detection device and a compound adhesive tape, wherein the compound adhesive tape is adhered to the bottom of the sweat detection device; the sweat detection device is provided with a sweat detection main board, the compound adhesive tape is provided with a sensor matched with the sweat detection main board, the sweat detection main board is used for detecting and analyzing sweat, and the sensor is in direct contact with the sweat; the composite adhesive tape is used as a consumable; the invention adopts the combination of the disposable consumable material with the sweat detection device with low cost, solves the sanitation problem when the sweat detection patch is contacted with different human bodies, and solves the problem that the sweat residue affects the detection precision of the next use; the sweat flow channel is formed in the sweat sensor, so that the detected sweat is volatilized in time while the newly generated sweat continuously flows through the sensor, the sweat sensor is more comfortable to wear, and the sweat flowing out of the human body in the movement process can be continuously detected.
Description
Technical Field
The invention relates to the technical field of sweat detection, in particular to a sweat detection patch.
Background
Human body signs mainly comprise signs with diagnostic significance such as respiration, body temperature, pulse and blood pressure, along with the development of medicine and the increasing importance of people on health, feature detection is not limited to detecting the human body signs in hospitals, people start to apply a sign sensor to wearable equipment, detect sign changes at any time, and early warn certain diseases according to sign data, or detect sign change data when human body moves in real time.
Sweat detection is increasingly receiving attention from medical institutions, human body signs are analyzed by collecting sweat, no wound is caused to the human body, and the collected sweat is relatively easy and safe to blood.
In the market, wrist-worn electronic watches are mainly used for collecting sweat. However, such electronic watches are expensive, and the problem of sanitation is not suitable for sharing by multiple persons, so that the use cost is further increased; in addition, the electronic watch can cause people to feel unsuitable and cumbersome due to the problems of volume and weight during movement; because sweat can not volatilize when being covered on the skin surface of a human body by the bottom surface of the electronic watch, not only people feel uncomfortable, but also the measured data can not detect the data change of sweat components in the continuous motion process of the human body in real time because the sweat does not flow.
Disclosure of Invention
The invention aims to solve the technical problems of sanitation when sweat detection patches are contacted with different human bodies and the problem that sweat residues influence the detection precision of the next use.
The sweat detection patch comprises a sweat detection device and a compound adhesive tape, wherein the compound adhesive tape is adhered to the bottom of the sweat detection device;
the sweat detection device is provided with a sweat detection main board, the compound adhesive tape is provided with a sensor matched with the sweat detection main board, the sweat detection main board is used for detecting and analyzing sweat, and the sensor is in direct contact with the sweat and sends collected electric signals to the sweat detection main board;
the compound adhesive tape is replaceable, and is used as a consumable, in addition, the compound adhesive tape is internally provided with biological enzyme capable of reacting with sweat, and the sensor acquires sweat information after reacting with the biological enzyme.
Because the sensor is in direct contact with human sweat in the sweat detection process, if the sweat detection patch is not used for sanitary treatment, the sweat detection patch used by other people can be influenced, and the residual sweat can directly influence the next detection result.
Preferably, the bottom of the sweat detection main board is provided with a plurality of protruding points, and the sweat detection main board is electrically connected with the sensor through the protruding points;
in order to prevent the normal activities and even the strenuous activities of the wearer from being influenced, the sweat detection patch is required to be as small and light as possible, compared with the electrical connection schemes such as the elastic sheet or the spring needle and the like, the sweat detection patch is electrically connected through the convex points, and the occupied space for the convex point connection is smaller, so that the whole thickness of the sweat detection patch is thinner.
Preferably, the composite adhesive tape comprises a first adhesive layer at the upper part and a second adhesive layer at the lower part;
the first adhesive layer is used for being adhered and fixed with the sweat detection device, and the second adhesive layer is used for being adhered and fixed with a human body;
a hydrophilic layer is also arranged between the first adhesive layer and the second adhesive layer and is used for accumulating sweat for detection;
according to the scheme, the hydrophilic layer is protected between the first adhesive layer and the second adhesive layer, and when the sweat detection device is fixed on the skin surface of a human body by the composite adhesive tape, the hydrophilic layer is protected from being polluted by the outside, and the detection precision of sweat stored by the sweat detection device is guaranteed.
Preferably, the middle part of the hydrophilic layer is provided with a water absorption hole, the second adhesive layer is provided with a water absorption slit, and the first adhesive layer is provided with a detection hole;
the water absorption holes can be designed into single holes, can be designed into multiple holes, or can be designed into porous materials.
The body of the sensor is arranged at the upper part of the first adhesive layer, and the front end of the sensor electrode is positioned in the detection hole and contacted with sweat;
the water absorption seam is a sweat inlet area, and sweat enters the composite adhesive tape through the water absorption seam;
the water absorption holes are sweat guiding areas, special materials can be placed in the areas for filtering or eliminating interference substances and the like, and the water absorption holes can be designed into straight shapes, snakes or other shapes according to requirements so as to lengthen the stroke length of sweat entering the detection holes through the water absorption slits;
the detection hole is a reaction area, biological enzyme reacts with sweat in the detection hole, and the sensor electrode collects sweat information in the area;
preferably, the hydrophilic layer is a single-sided hydrophilic film, and one side of the hydrophilic film, which is close to the sensor, has a hydrophilic function;
the first glue film and the second glue film all do not possess hydrophilic function, and the advantage of this scheme reduces the effective area of hydrophilic layer under the condition that satisfies the demand, avoids sweat to be absorbed by the non-effective position in the compound adhesive tape when sweat is less, influences the sweat volume near the sensor.
Preferably, the composite adhesive tape further comprises a first protective film and a second protective film;
the first protective film and the second protective film are torn off before the sweat detection patch is used;
the first protection film sets up in the top surface of first glue film, and the second protection film sets up in the second glue film bottom surface, and the effect of first protection film and second protection film is the compound adhesive tape surface viscosity that keeps unopened packing and prevents the pollution.
Preferably, the sweat detection device is provided with a volatilization hole penetrating through the sweat detection device, the first adhesive layer is provided with a through hole matched with the volatilization hole, and the through hole is communicated with the detection hole through a drainage seam arranged on the first adhesive layer;
the drainage seam is a perspiration area, the design pipe diameter of the drainage seam is smaller than that of the detection hole, and sweat is drained from the detection hole to the volatilization hole through capillary phenomenon;
in addition, because the diameter of the drainage seam is smaller than that of the detection hole, the flow rate of sweat from the detection hole to the volatilization hole is blocked, and the detection hole area is ensured to have enough sweat for detection.
Preferably, the evaporation hole is internally provided with a water absorption block, the bottom end of the water absorption block downwards extends out of the through hole and is contacted with the hydrophilic layer, and the water absorption block is arranged to assist in leading excessive sweat or detected waste sweat to the upper surface of the sweat detection patch more easily, so that the conditions of slow evaporation and fast sweat inlet are prevented.
The through holes, the volatilization holes and the water absorption blocks in the through holes and the volatilization holes form a volatilization area, and sweat flows in the sweat detection patch through natural volatilization;
the upper surface of the water absorption block is provided with a single-sided anti-penetration layer, the anti-penetration layer is arranged on the exposed surface, and the anti-penetration layer has hydrophobic property, so that external liquid is prevented from entering the consumable from the water absorption block.
Preferably, the sweat detection device further comprises a flexible housing and a battery;
the inside of the flexible shell is provided with a closed cavity which can accommodate the sweat detection main board and the battery, and the flexible shell plays a role in fixing and protecting the sweat detection main board and the battery from aging or short circuit caused by sweat and external environment;
the circuit board of sweat detection mainboard is flexible circuit board, because flexible casing adopts flexible material to make, therefore sweat detection device has flexibility, further reduces the uncomfortable sense that the human body wore sweat and detects the subsides.
Preferably, the battery is a rechargeable battery, and a charging port for charging the battery is arranged at the upper part of the flexible shell;
the sweat detection patch needs to be worn by a human body for a period of time without interruption, and the sweat detection patch works continuously in the period of time.
The sweat detection patch has the beneficial effects that the sweat detection patch comprises a sweat detection device and a compound adhesive tape, wherein the compound adhesive tape is adhered to the bottom of the sweat detection device, the sweat detection device is provided with a sweat detection main board, the compound adhesive tape is provided with a sensor matched with the sweat detection main board, and is used as a consumable material; excessive sweat or detected waste sweat is effectively volatilized, so that sweat flows in the sweat detector, and the precision of continuous sweat monitoring is improved; the invention is made of flexible material, and has good wearing comfort effect.
Drawings
A sweat detection patch according to the present invention will be further described with reference to fig. 1-8.
Fig. 1 is a perspective view of a sweat detecting patch of the present invention.
Fig. 2 is a bottom view of a sweat sensing patch of the present invention.
Fig. 3 is a bottom view of the sweat detection device.
Fig. 4 is a plan view of the composite tape in use.
Fig. 5 is an exploded view of a sweat sensing patch according to the present invention.
Fig. 6 is a schematic structural view of the composite tape in a state of not being unsealed for use.
Fig. 7 is an exploded view of the composite tape from the bottom perspective.
Fig. 8 is a sweat flow chart.
In the figure:
100-sweat detection device, 200-composite adhesive tape, 1-sweat detection main board, 11-salient points, 2-sensor, 21-contact and 22-sensor electrode; 3-first glue layer, 31-detection hole, 32-through hole, 33-drainage seam, 4-second glue layer, 41-water absorption seam, 5-hydrophilic layer, 51-water absorption hole, 61-first protective film, 62-second protective film, 7-volatilization hole, 71-water absorption block, 81-upper shell, 82-lower shell, 9-battery, 91-charging port.
Detailed Description
The technical scheme of the sweat detecting patch of the invention is further described below with reference to fig. 1 to 8 and through specific embodiments.
1-2, a sweat detecting patch comprising a sweat detecting device 100 and a composite adhesive tape 200, the composite adhesive tape 200 being adhered to the bottom of the sweat detecting device 100;
as shown in fig. 3 to 4, as the sweat detecting device 100 is provided with a sweat detecting main board 1, a composite adhesive tape 200 is provided with a sensor 2 which is matched with the sweat detecting main board 1;
the composite tape 200 is replaceable and is used as a consumable.
In this embodiment, a plurality of bumps 11 are provided at the bottom of the sweat detecting motherboard 1, and the sweat detecting motherboard 1 is electrically connected with the sensor 2 through the plurality of bumps 11;
the upper part of the sensor 2 is provided with four contacts 21 cooperating with the bumps 11, two contacts 21 being used for transmitting operating current and the other two contacts 21 being used for feeding back detection signals.
The electric connection between the sweat detection main board 1 and the sensor 2 can be realized by adopting an elastic sheet or a spring needle to replace the convex points, but the whole thickness of the sweat detection patch is thinner.
In this embodiment, the composite tape 200 includes a first adhesive layer 3 on the upper portion and a second adhesive layer 4 on the lower portion;
the first adhesive layer 3 is used for being adhered and fixed with the sweat detection device 100, and the second adhesive layer 4 is used for being adhered and fixed with a human body;
a hydrophilic layer 5 is also provided between the first and second adhesive layers 3, 4, the hydrophilic layer 5 being for accumulating sweat for detection.
In this embodiment, the hydrophilic layer 5 is provided with a water absorption hole 51 in the middle, the second adhesive layer 4 is provided with a water absorption slit 41, and the first adhesive layer 3 is provided with a detection hole 31;
the water absorbing holes 51 may be designed as single holes, may be designed as multiple holes, or may be designed by using a porous material.
The body of the sensor 2 is arranged at the upper part of the first adhesive layer 3, and the front end of the sensor electrode 22 is positioned in the detection hole 31 and contacted with sweat;
in this embodiment, the hydrophilic layer 5 is a single-sided hydrophilic film, and one side of the hydrophilic film, which is close to the sensor 2, has a hydrophilic function;
neither the first glue layer 3 nor the second glue layer 4 has a hydrophilic function.
In the embodiment shown in fig. 6, the composite tape 200 further includes a first protective film 61 and a second protective film 62;
the first protective film 61 and the second protective film 62 are torn off before the sweat detection patch is used;
the first protective film 61 is disposed on the top surface of the first adhesive layer 3, the second protective film 62 is disposed on the bottom surface of the second adhesive layer 4, and the first protective film 61 and the second protective film 62 serve to maintain the surface tackiness of the composite adhesive tape 200 without opening the package and prevent contamination.
In this embodiment, the sweat detecting device 100 is provided with a volatilization hole 7 penetrating through the sweat detecting device 100, the first adhesive layer 3 is provided with a through hole 32 matching with the volatilization hole 7, and the through hole 32 is communicated with the detecting hole 31 through a drainage slit 33 arranged on the first adhesive layer 3.
In the embodiment, a water absorption block 71 is arranged in the volatilization hole 7, and the bottom end of the water absorption block 71 extends out of the through hole 32 and contacts with the hydrophilic layer 5;
the water absorbing block 71 is provided to assist in making excessive sweat or waste sweat that has been detected more easily be introduced to the upper surface of the sweat detecting patch, preventing the situation that evaporation is slow and sweat is fast.
The water-absorbing block 71 has a single-sided puncture-proof layer on the exposed side, and the puncture-proof layer has a hydrophobic property, preventing external liquid from entering the consumable from the water-absorbing block.
As shown in the sweat flow path diagram of fig. 8, the path of sweat in the sweat detecting patch can be more intuitively seen, sweat is easily absorbed to the detecting hole 31 under the structural design of the embodiment, and almost no sweat is absorbed by the composite adhesive tape 200 before the probe contacts sweat due to the hydrophilic material on the upper part of the hydrophilic layer, so that the detected sweat amount is fully ensured;
the detected sweat has lost its detection value as waste sweat, which is absorbed by the water absorbing block 71 in the volatilizing hole 7 after flowing through the drainage slit 33 from the detection hole 31 into the through hole 32, and finally volatilized on the upper surface of the water absorbing block, so that newly generated sweat having detection value can continuously flow through the sensor electrode 22 and be detected.
In this embodiment, the sweat detection device 100 further comprises a flexible housing and a battery 9, wherein the flexible housing comprises an upper housing 81 and a lower housing 82;
the inside of the flexible housing composed of the upper housing 81 and the lower housing 82 has a closed cavity which can accommodate the sweat detecting main board 1 and the battery 9;
the circuit board of the sweat detection main board 1 is a flexible circuit board.
In this embodiment, the battery 9 is a rechargeable battery, and the upper portion of the flexible casing is provided with a charging port 91 for charging the battery 9.
The technical solutions of the above embodiments of the present invention can be cross-combined with each other to form a new technical solution, and in addition, all technical solutions formed by equivalent substitution fall within the scope of protection claimed by the present invention.
Claims (6)
1. A sweat detection patch, characterized by comprising a sweat detection device (100) and a composite adhesive tape (200), the composite adhesive tape (200) being adhered to the bottom of the sweat detection device (100);
the sweat detection device (100) is provided with a sweat detection main board (1), and the compound adhesive tape (200) is provided with a sensor (2) matched with the sweat detection main board (1);
the composite adhesive tape (200) can be arranged in a replaceable manner, and the composite adhesive tape (200) is used as a consumable; the sweat detection main board (1) is provided with a plurality of protruding points (11) at the bottom, and the sweat detection main board (1) is electrically connected with the sensor (2) through the protruding points (11); the composite adhesive tape (200) comprises a first adhesive layer (3) at the upper part and a second adhesive layer (4) at the lower part;
the first adhesive layer (3) is used for being adhered and fixed with the sweat detection device (100), and the second adhesive layer (4) is used for being adhered and fixed with a human body;
a hydrophilic layer (5) is further arranged between the first adhesive layer (3) and the second adhesive layer (4), and the hydrophilic layer (5) is used for accumulating sweat for detection;
the body of the sensor (2) is arranged at the upper part of the first adhesive layer (3), a sensor electrode (22) is arranged at the bottom of the sensor (2), and the front end of the sensor electrode (22) is positioned in the detection hole (31) and is in contact with sweat;
the hydrophilic layer (5) is a single-sided hydrophilic film, and one side of the hydrophilic layer, which is close to the sensor (2), has a hydrophilic function;
the first adhesive layer (3) and the second adhesive layer (4) have no hydrophilic function;
the sweat detection device (100) is provided with a volatilization hole (7) penetrating longitudinally, the first adhesive layer (3) is provided with a through hole (32) matched with the volatilization hole (7), and the through hole (32) is communicated with the detection hole (31) through a drainage slit (33) arranged on the first adhesive layer (3);
the drainage slits (33) drain sweat to the through holes (32) by capillary phenomenon.
2. The sweat detection patch according to claim 1, wherein a water absorption hole (51) is formed in the middle of the hydrophilic layer (5), a water absorption slit (41) is formed in the second adhesive layer (4), and a detection hole (31) is formed in the first adhesive layer (3);
the water absorption holes (51) are arranged in a single hole mode or in a multi-hole mode.
3. The sweat detection patch of claim 1, wherein the composite adhesive tape (200) further comprises a first protective film (61) and a second protective film (62);
the first protective film (61) and the second protective film (62) are torn off before the sweat detection patch is used;
the first protective film (61) is arranged on the top surface of the first adhesive layer (3), and the second protective film (62) is arranged on the bottom surface of the second adhesive layer (4).
4. The sweat detection patch according to claim 1, wherein a water absorption block (71) is arranged in the volatilization hole (7), and the bottom end of the water absorption block (71) extends out of the through hole (32) and is in contact with the hydrophilic layer (5).
5. The sweat detection patch of claim 1, characterized in that the sweat detection device (100) further has a flexible housing and a battery (9);
the inside of the flexible shell is provided with a closed cavity which can accommodate the sweat detection main board (1) and the battery (9);
the circuit board of the sweat detection main board (1) is a flexible circuit board.
6. The sweat detection patch of claim 5, wherein the battery (9) is a rechargeable battery, and a charging port (91) for charging the battery (9) is provided at an upper portion of the flexible casing (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094059.0A CN110693502B (en) | 2019-11-11 | 2019-11-11 | Sweat detection subsides |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094059.0A CN110693502B (en) | 2019-11-11 | 2019-11-11 | Sweat detection subsides |
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| CN110693502A CN110693502A (en) | 2020-01-17 |
| CN110693502B true CN110693502B (en) | 2023-07-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111624248A (en) * | 2020-06-10 | 2020-09-04 | 苏州大学 | Wearable sweat pH value detection device |
| WO2022157541A1 (en) * | 2021-01-21 | 2022-07-28 | Zhibo Chen | Device for determining a fitness level |
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| CN110693502A (en) | 2020-01-17 |
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