CN212779635U - Skin temperature sensor - Google Patents
Skin temperature sensor Download PDFInfo
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- CN212779635U CN212779635U CN202021620961.XU CN202021620961U CN212779635U CN 212779635 U CN212779635 U CN 212779635U CN 202021620961 U CN202021620961 U CN 202021620961U CN 212779635 U CN212779635 U CN 212779635U
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 24
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
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Abstract
The utility model discloses a skin temperature sensor belongs to body temperature detection area. The flexible body temperature plaster comprises a flexible substrate layer, a functional circuit layer, an isolation layer, a shielding layer and a packaging layer, wherein the conductive circuit layer is arranged on the upper surface of the flexible substrate layer; the connecting line comprises a first connecting line section, an adapter and a second connecting line section, the adapter is connected with the first connecting line section and the second connecting line section, and the first connecting line section is fixed on one side of the flexible body temperature paster and is electrically connected with the conducting circuit layer; one end of the connector is connected with the medical device, and the other end of the connector is connected with the second connecting line segment. The flexible body temperature patch is wide, thin and flexible, so that the flexible body temperature patch is easily adhered to the surface of the skin, and is more fully contacted, and the accuracy, the sensitivity and the continuity of detection are improved.
Description
Technical Field
The utility model relates to a body temperature detection area, especially skin temperature sensor.
Background
Body temperature refers to the average temperature in the human body and is a product of metabolism of a substance. The temperature of a normal human body is relatively constant with a certain temperature range. The change of the body temperature can reflect the change of the physiological characteristics of the human body, abnormal body temperature is often the expression of a plurality of diseases, and the change of the body temperature of a patient has important significance in clinical practice.
At present, most temperature sensors are provided with small hard plastic or softer silica gel shells, and then medical adhesive tapes or adhesive films are used for fixing the temperature sensors with small volumes at temperature measurement positions such as armpits, groins and the like.
Most of the applicable objects of the body temperature sensor are infants, pre-pregnant women, inpatients, old people with mobility difficulty and the like. The current products are all stuck on the skin of a human body for use, but the hard plastic structure can bring inconvenience and discomfort to temperature measurement in practical use, in particular to hospital application occasions for long-term temperature measurement monitoring and some disposable temperature measurement use occasions requiring temperature monitoring for several weeks. The skin surface of the human body is uneven; the degree of the convexo-concave of the skin surface varies with the temperature measurement location and the irregularity of the height, fat and thin of the user. The skin-fixed wearable medical device is ideally fixed in a way that the shape and surface energy of the device/instrument change with the shape of the body surface of the fixed part and can be well adhered to the skin.
Disclosure of Invention
The utility model aims at providing a skin temperature sensor to above-mentioned problem, have wide thin, soft, the big flexible body temperature subsides of area of contact, improved the bonding firmness of sensor on human surface, also improved the wearability and the wearing comfort level of sensor greatly.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a skin temperature sensor, comprising:
the flexible body temperature plaster comprises a flexible substrate layer, a functional circuit layer, an isolation layer, a shielding layer and a packaging layer, wherein the functional circuit layer comprises a conductive circuit layer and a thin film platinum resistor, the conductive circuit layer is arranged on the upper surface of the flexible substrate layer, the thin film platinum resistor is arranged on the conductive circuit layer, the isolation layer is arranged on the functional circuit layer, the shielding layer is arranged on the lower surface of the flexible substrate layer, and the packaging layer covers the flexible substrate layer, the functional circuit layer, the isolation layer and the shielding layer;
the connecting line comprises a first connecting line section, an adapter and a second connecting line section, the adapter is connected with the first connecting line section and the second connecting line section, and the first connecting line section is fixed on one side of the flexible body temperature paster and is electrically connected with the conducting circuit layer;
and one end of the connector is connected with the medical device, and the other end of the connector is connected with the second connecting line segment.
The conductive circuit layer comprises a first electrode, a second electrode, a third electrode, a fourth electrode, a first lead and a second lead, the first electrode and the second electrode are respectively connected with the film platinum resistor, the first electrode and the third electrode are connected through the first lead, the second electrode and the fourth electrode are connected through the second lead, and the third electrode and the fourth electrode are connected with the first connecting line section.
The adapter comprises a plug and a socket, the plug is arranged on the first connecting line section, the socket is arranged on the second connecting line section, and the plug is detachably inserted in the socket.
The flexible body temperature paste is further provided with a drying layer, and the drying layer is arranged between the functional circuit layer and the isolation layer.
The flexible body temperature sticker is further provided with a pasting layer, and the pasting layer is arranged on the packaging layer close to one side of the isolation layer.
The flexible substrate layer is made of a polymer film or a composite film, and the thickness of the flexible substrate layer is 30-100 micrometers.
The packaging layer is made of medical or food-grade flexible silica gel.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model adopts the flexible body temperature paste, the connecting wire and the connector, wherein the flexible body temperature paste has the advantages of width, thinness, softness, large contact area and the like, the flexible body temperature paste is more easily adhered to the surface of the skin and is more fully contacted with the skin, the accuracy, the sensitivity and the continuity of detection are improved, and the wearability and the wearing comfort level of the sensor are greatly improved; simultaneously, the connecting wire adopts the first connecting line section, the second connecting line section and the adapter of the detachable structure, so that the flexible body temperature sticker can be conveniently cleaned and sterilized, and after the flexible body temperature sticker is used for a plurality of times, when the flexible body temperature sticker needs to be replaced, the plug part only needs to be replaced, so that the clinical use cost is greatly reduced.
Drawings
Fig. 1 is a schematic structural diagram of the skin temperature sensor of the present invention.
Fig. 2 is a schematic structural view of the flexible body temperature patch in the skin temperature sensor of the present invention.
Fig. 3 is a schematic structural diagram of the functional circuit layer on the flexible substrate layer in the skin temperature sensor of the present invention.
Fig. 4 is a schematic structural diagram of a converter in the skin temperature sensor of the present invention.
In the figure, 1-flexible body temperature paste, 11-flexible substrate layer, 12-functional circuit layer, 121-conductive line layer, 1211-first electrode, 1212-second electrode, 1213-third electrode, 1214-fourth electrode, 1215-first lead, 1216-second lead, 122-thin film platinum resistor, 13-isolation layer, 14-shielding layer, 15-packaging layer, 16-drying layer, 17-adhesive layer, 2-connecting line, 21-first connecting line segment, 22-adapter, 221-plug, 222-socket, 223-outer shell, 23-second connecting line segment and 3-connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
The following describes the embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model discloses a skin temperature sensor, include:
as shown in fig. 2, the flexible body temperature plaster 1 includes a flexible substrate layer 11, a functional circuit layer 12, an isolation layer 13, a shielding layer 14 and a packaging layer 15, where the functional circuit layer 12 includes a conductive circuit layer 121 and a thin film platinum resistor 122, the conductive circuit layer 121 is disposed on the upper surface of the flexible substrate layer 11, the thin film platinum resistor 122 is disposed on the conductive circuit layer 121, the isolation layer 13 is disposed on the functional circuit layer 12, the shielding layer 14 is disposed on the lower surface of the flexible substrate layer 11, and the packaging layer 15 covers the flexible substrate layer 11, the functional circuit layer 12, the isolation layer 13 and the shielding layer 14;
the connecting wire 2 comprises a first connecting wire section 21, an adapter 22 and a second connecting wire section 23, the adapter 22 is connected with the first connecting wire section 21 and the second connecting wire section 23, and the first connecting wire section 21 is fixed on one side of the flexible body temperature sticker 1 and is electrically connected with the conductive circuit layer 121; the first connecting line section 21 adopts flexible thin-wire-diameter wires, the deformation capacity of the first connecting line section 21 is better, the measurement and control front end can be made very soft and light, the pulling force of the connecting line 2 on the flexible body temperature paster 1 is greatly reduced, the reliability of the contact between the flexible body temperature paster 1 and the skin surface is improved, and the flexible body temperature paster is more flexible and more conformable in the operation process.
And one end of the connector 3 is connected with the medical device, and the other end of the connector 3 is connected with the second connecting line segment 23.
As shown in fig. 3, the conductive trace layer 121 includes a first electrode 1211, a second electrode 1212, a third electrode 1213, a fourth electrode 1214, a first lead 1215 and a second lead 1216, the first electrode 1211 and the second electrode 1212 are respectively connected to the thin film platinum resistor 122, the first electrode 1211 and the third electrode 1213 are connected by the first lead 1215, the second electrode 1212 and the fourth electrode 1214 are connected by the second lead 1216, and the third electrode 1213 and the fourth electrode 1214 are both connected to the first connection segment 21. The conductive circuit layer 121 may be formed by performing patterned printing on the upper surface of the flexible substrate 101 by using a screen printing technique, and then performing post-treatment to solidify the conductive paste, so as to form the conductive circuit having a line width greater than 50 μm and a thickness greater than 5 μm and less than 30 μm, where the thickness of the platinum resistor is greater than 0.2mm and less than 0.4 mm, and preferably 0.36 mm.
As shown in fig. 4, the adaptor 22 includes a plug 221 and a socket 222, the plug 221 is disposed on the first connecting line segment 21, the socket 222 is disposed on the second connecting line segment 23, and the plug 221 is detachably inserted into the socket 222. Plug 221 and receptacle 222 are disposed within an outer housing 223 of adapter 22. The switching function can be completed by the insertion and extraction of the plug 221 and the socket 222. Other removable means may be used for the adapter 22.
The flexible body temperature plaster 1 is further provided with a drying layer 16, and the drying layer 16 is arranged between the functional circuit layer 12 and the isolation layer 13. The desiccant layer 16 may be a barrier to moisture, preventing moisture from affecting the thin film platinum resistors 122 and conductive traces in the functional circuit layer 12. The material of the drying layer 16 may be various, for example, it may be a fiber sheet or a silica gel material, and the thickness of the drying layer 16 is less than 0.2 mm.
The flexible body temperature plaster 1 is further provided with a pasting layer 17, and the pasting layer 17 is arranged on the packaging layer 15 close to one side of the isolation layer 13. Paste the layer 17 can set up in a side surface that the body temperature pasted mutually with the human body, by paste layer 17 can be convenient with the laminating of flexible body temperature subsides 1 more convenient firm with human skin. The adhesive layer 17 is formed of a removable adhesive material that is safe, non-toxic, non-irritating, and non-residue, such as a biomedical hydrogel or the like.
The flexible substrate layer 11 is made of a polymer film or a composite film, and the thickness of the flexible substrate layer 11 is 30-100 μm. The polymer film material includes polydimethylsiloxane, polymethylmethacrylate, polyethylene, polypropylene, polyvinyl chloride, polyethylene terephthalate, polycarbonate, polyethylene naphthalate, polyimide, and the like, but is not limited thereto. And the composite film material may comprise a blend of different polymers or a multi-layer polymer film material.
The material of the packaging layer 15 is medical or food-grade flexible silica gel. The thickness of the encapsulation layer 15 is less than 1 mm. The packaging layer 15 can integrally wrap the flexible substrate layer 11, the functional circuit layer 12, the isolation layer 13 and the like, so as to form good packaging and protection for the overall structure of the body temperature patch. The adhesive tape is safe and harmless, can be directly well attached to a human body, cannot cause allergy and other problems, and can improve the comfort level of the skin of the human body.
The shielding layer 14 is used for eliminating external electronic interference signals, and the like, and the shielding layer 14 can be in various forms, such as a conductive network formed by metal, carbon material, conductive polymer, and the like, and a patterned structure layer formed by the materials, and the like. The shielding layer 14 comprises a conductive network formed primarily of a transparent or opaque conductive material. For example, a conductive network formed by metal, carbon nanotube, graphene, ITO, etc. may be used, which may effectively isolate interference of external electromagnetic signals to the functional circuit layer 12. These conductive networks may be formed by printing (e.g., screen printing), by interlacing of linear conductive materials, or the like, or by mechanical processing or physical or chemical etching (e.g., photolithography, dry or wet etching) of a continuous two-dimensional planar conductive material. The shielding layer 14 can be attached to the flexible substrate layer 11 by adhesion, bonding, etc.; the shielding layer 14 may also be formed by physically, chemically depositing (e.g., electroplating, metal sputtering, coating), etc. a conductive material directly onto the flexible substrate layer 11.
The isolation layer 13 is disposed on the surface of the functional circuit layer 12 and electrically insulated from the functional circuit layer 12, on one hand, the isolation layer 13 is used to prevent impurities (such as, but not limited to, water vapor and the like) that can affect the performance of the functional circuit layer 12 from entering the functional circuit layer 12, on the other hand, the isolation layer 13 can also enhance the bonding force between the functional circuit layer 12 and other structural layers (such as the encapsulation layer 15), the isolation layer 13 can be a thin film structure, the thickness of the isolation layer 13 is less than 0.5mm, and the material of the isolation layer 13 can be selected from insulating organic or inorganic materials or composite materials thereof with good water vapor barrier performance, such as, but not limited to, polymer materials and the.
The utility model discloses skin temperature sensor adopts flexible body temperature subsides 1, connecting wire 2 and connector 3, wherein flexible body temperature subsides 1 have wide thin, soft, area of contact advantage such as big, and flexible body temperature subsides 1 not only is more easily glued firmly on the skin surface, and the contact with the skin is more abundant, has improved accuracy, sensitivity and the continuity to detecting, has also improved the wearable and the wearing comfort level of sensor greatly; simultaneously connecting wire 2 adopts first connecting line section 21, second connecting line section 23 and detachable construction's adapter 22, can make things convenient for the washing and the disinfection of flexible body temperature subsides 1, pastes 1 at flexible body temperature moreover and use a plurality of times after, when needing to be changed, only need change the plug part can, reduced clinical use cost by a wide margin.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (7)
1. Skin temperature sensor, its characterized in that includes:
the flexible body temperature plaster comprises a flexible substrate layer, a functional circuit layer, an isolation layer, a shielding layer and a packaging layer, wherein the functional circuit layer comprises a conductive circuit layer and a thin film platinum resistor, the conductive circuit layer is arranged on the upper surface of the flexible substrate layer, the thin film platinum resistor is arranged on the conductive circuit layer, the isolation layer is arranged on the functional circuit layer, the shielding layer is arranged on the lower surface of the flexible substrate layer, and the packaging layer covers the flexible substrate layer, the functional circuit layer, the isolation layer and the shielding layer;
the connecting line comprises a first connecting line section, an adapter and a second connecting line section, the adapter is connected with the first connecting line section and the second connecting line section, and the first connecting line section is fixed on one side of the flexible body temperature paster and is electrically connected with the conducting circuit layer;
and one end of the connector is connected with the medical device, and the other end of the connector is connected with the second connecting line segment.
2. The skin temperature sensor according to claim 1, wherein: the conductive circuit layer comprises a first electrode, a second electrode, a third electrode, a fourth electrode, a first lead and a second lead, the first electrode and the second electrode are respectively connected with the film platinum resistor, the first electrode and the third electrode are connected through the first lead, the second electrode and the fourth electrode are connected through the second lead, and the third electrode and the fourth electrode are connected with the first connecting line section.
3. The skin temperature sensor according to claim 1, wherein: the adapter comprises a plug and a socket, the plug is arranged on the first connecting line section, the socket is arranged on the second connecting line section, and the plug is detachably inserted in the socket.
4. The skin temperature sensor according to claim 1, wherein: the flexible body temperature paste is further provided with a drying layer, and the drying layer is arranged between the functional circuit layer and the isolation layer.
5. The skin temperature sensor according to claim 1 or 4, wherein: the flexible body temperature sticker is further provided with a pasting layer, and the pasting layer is arranged on the packaging layer close to one side of the isolation layer.
6. The skin temperature sensor according to claim 1, wherein: the flexible substrate layer is made of a polymer film or a composite film, and the thickness of the flexible substrate layer is 30-100 micrometers.
7. The skin temperature sensor according to claim 1, wherein: the packaging layer is made of medical or food-grade flexible silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620961.XU CN212779635U (en) | 2020-08-06 | 2020-08-06 | Skin temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620961.XU CN212779635U (en) | 2020-08-06 | 2020-08-06 | Skin temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212779635U true CN212779635U (en) | 2021-03-23 |
Family
ID=75051668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021620961.XU Expired - Fee Related CN212779635U (en) | 2020-08-06 | 2020-08-06 | Skin temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212779635U (en) |
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2020
- 2020-08-06 CN CN202021620961.XU patent/CN212779635U/en not_active Expired - Fee Related
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Granted publication date: 20210323 |