TWI669097B - Device for monitoring cardiac arrhythmia - Google Patents

Abstract

The invention relates to a heart rate monitoring device, comprising a waterproof shell, a waterproof patch, at least two electrodes, a battery and a circuit system, wherein the waterproof shell is located on the waterproof patch and forms a watertight accommodating space, and the battery and the circuit system are disposed in the watertight In the space, each electrode is connected to the circuit system and extends outward from the watertight accommodating space to form a sensing end and passes through the waterproof patch, so that the waterproof patch and the sensing end can contact the surface of the animal body. The waterproof patch provides the attaching force, and the sensing end senses the electrical signal on the surface of the animal body, and processes and records the corresponding heart rhythm information through the circuit system. The invention has the waterproof function and has a simple structure of patch-like shape, can improve the convenience of use, can also prolong the operation time, obtain long-term heart rate information, and realize the heart rate monitoring function.

Description

Heart rate monitoring device

The present invention relates to a heart rate monitoring device, in particular, having waterproof characteristics, which does not need to be removed even when showering or swimming, and has a simple structure of a patch shape, which can greatly improve the convenience in use and prolong the operation. Time and get long-term effective heart rate information for subsequent diagnosis.

Arrhythmia, or abnormal heart rhythm, usually leads to many types of symptoms, such as loss of consciousness, palpitations, dizziness, and even death, and is often a marker of important potential heart disease in the circulatory system. In order to prevent arrhythmia and to avoid the threat of death, implanted rhythm regulators are generally used, but the related symptoms are often caused by other less serious causes. In particular, arrhythmia usually occurs briefly when not expected. Therefore, how to correctly diagnose arrhythmia has always been the goal of the medical community.

In the prior art, the electrode is usually applied to the chest for a short period of time, such as within one day, and the electrode is connected to a recording device worn on the waist belt or between the waist to monitor the heart rhythm. However, the disadvantage is that the electrodes need to be replaced daily, and the connected wires are annoying and uncomfortable.

In addition, the effective recording time of the above-mentioned prior art is also quite limited, and it is impossible to operate and record heart rate information for a long time. Frequently during certain sports or activities, such as bathing, electrodes and recording devices must be removed, making it very inconvenient to use.

Therefore, there is a great need for a new non-invasive cardiac rhythm monitoring device having a simple patch-like structure, which can improve the convenience of use and extend the overall operation time, especially with waterproof characteristics, even in showers and swimming. There is no need to remove, and the problems of the above-mentioned prior art are solved.

The main object of the present invention is to provide a heart rate monitoring device for attaching to an animal body surface to provide a heart rate monitoring function, mainly comprising a waterproof case, a waterproof patch, at least two electrodes, a battery, and an electrical circuit system. The waterproof case has a first opening and a second opening, wherein the first opening is for receiving a waterproof universal serial bus (USB) slot, and is protected by a dust cover being removably covered. The waterproof USB slot is used to connect the external USB device, and the second opening is for accommodating the power activation button.

The waterproof patch is located under the waterproof case, and the horizontal dimension of the waterproof patch is greater than the lateral dimension of the waterproof case. The waterproof case and the waterproof patch are mutually sandwiched to form a waterproof accommodating space, and are attached to the surface of the animal body by the waterproof patch, wherein the battery and the circuit system are housed in the waterproof accommodating space.

The circuit system is located in a waterproof accommodating space and includes a circuit board for carrying a plurality of circuit components. The battery is located in a waterproof housing space and is powered by the power-on button to provide power to the circuitry.

All of the electrodes are electrically connected to the circuitry, and each electrode is located underneath the waterproof case and extends outwardly from the waterproof housing space to form a corresponding sensing end. In addition, the sensing end penetrates the waterproof patch to contact the body surface of the animal to sense the electrical signal of the animal's body surface, and the electrical signal is processed by the circuit system to obtain and store the corresponding relative heart rate information for a long time. Realize this heart rate monitoring function.

Further, the waterproof case has a first opening and a second opening, and can be located at a side or a top of the waterproof case, wherein the first opening can accommodate a waterproof USB slot for connecting an external USB device, and the second opening can accommodate Set the power-on button to turn on the battery to provide power. In addition, the first opening is covered with a dust cover to prevent dust from clogging or affect electrical performance. Furthermore, the middle frame can be additionally disposed in the waterproof case, and the annular structure with the middle hollowed out can be formed, and the lower part of the middle frame can form a hook for covering and externally embedding in the circuit system, and the upper part of the middle frame can be used The battery is carried and further fixed to provide a battery and circuit system protection mechanism. In particular, the lower hooks and the card slots of the circuit boards in the circuit system are configured to coincide with each other.

The circuit board of the circuit system can be clamped up and down by using the first buffer pad layer and the second buffer pad layer to provide shockproof or shock absorbing effects and protect the circuit components of the circuit board. The battery can be disposed on the waterproof foam layer, and the waterproof foam layer is further disposed on the circuit board. In particular, the battery and the waterproof foam layer are in the hollow ring structure in the middle of the middle frame.

The waterproof patch comprises an upper release layer, a waterproof film, a reinforcement layer, a lower cover, at least two isolation layers, a conductive gel, a first adhesive layer, a second adhesive layer, and a lower release layer, wherein the waterproof film, the reinforcement layer, and the lower layer The cover, the isolation layer, the conductive gel, the first adhesive layer, and the second adhesive layer are sandwiched between the upper release layer and the lower release layer, and the upper release layer and the lower release layer are removed during use. .

The upper release layer has an intermediate opening for enclosing the waterproof case. The waterproof membrane is located underneath the upper release layer. The reinforcing layer is located under the waterproof film and has at least two accommodating spaces. Each of the isolating layers is annular in shape to fit into a corresponding receiving space of the reinforcing layer. In particular, the sensing end of the electrode is located in the annular shape of the separating layer. The lower cover is under the reinforcement layer and is located in the middle and is combined with the waterproof casing to make the waterproof accommodation space of the waterproof casing have watertight characteristics to provide insulation protection. In addition, the conductive gel is disposed under the sensing end, and therefore, the sensing end is an electrical signal through the conductive gel to sense the surface of the animal, and the surface material of the animal's body surface is prevented from affecting the sensing end. Sensing sensitivity.

The first adhesive layer is located under the lower cover, and the first adhesive layer is sized to be equal to or close to the size of the lower cover, and the second adhesive layer is designed to be annular to accommodate the conductive gel. Also. The lower release layer is used to carry the first adhesive layer, the second adhesive layer, the conductive gel, and a portion of the waterproof film.

The invention can improve the convenience of use, and when the waterproof patch is adhered to the skin to form a closed system, the external moisture can not enter between the waterproof patch and the skin, thereby prolonging the attachment period and the use time. In addition, when the user sweats, the present invention can facilitate sweat absorption and reduce perspiration resistance by means of the depletion zone formed by the first and second adhesive layers, which greatly contributes to the comfort of the device of the present invention when worn. And it is more stable on the user, which can prolong the wearing time and not fall off easily.

The embodiments of the present invention will be described in more detail below with reference to the drawings and the reference numerals, which can be implemented by those skilled in the art after having studied this specification.

Please refer to the first, second and third figures. The first figure is a cross-sectional view of the heart rhythm monitoring device according to the embodiment of the present invention, and the second figure is the exploded exploded perspective view of the waterproof case in the first figure. The three figures are exploded perspective views of the waterproof patch in the first figure.

As shown in the first, second and third figures, the heart rate monitoring device 1 of the present invention mainly comprises a waterproof case 10, a waterproof patch 20, at least two electrodes 30, a battery 40 and a circuit system 50, which can be attached to an animal. Body or body surface to provide heart rate monitoring.

Specifically, the waterproof case 10 is located on the waterproof patch 20 and is sandwiched to form a waterproof accommodating space. On the other hand, the waterproof patch 20 extends from the inside of the waterproof case 10 to the periphery of the waterproof case. The waterproof patch 20 can be said to extend from the bottom of the waterproof casing 10 to the periphery of the waterproof casing, and the outer periphery of the waterproof patch 20 forms a continuous and closed shape, and the waterproof patch 20 is attached to the surface of the animal body. A closed system is formed between the waterproof patch 20 and the surface of the animal body to prevent external moisture from entering, and the battery 40 and the circuit system 50 are housed in the waterproof accommodating space. The waterproof case 10 can be made of a material such as plastic, metal, silicone, rubber or carbon fiber. It is to be noted that the lateral dimension of the waterproof patch 20 is specifically designed to be larger than the lateral dimension of the waterproof case 10.

Further, each of the electrodes 30 is electrically connected to the circuitry 50 and is configured to be positioned underneath the waterproof case 10. Further, the circuit system 50 has at least two conductive elements, and each of the electrodes 30 under the waterproof case 10 has at least one exposed area in contact with the corresponding at least two conductive elements to form an electrical connection.

The battery 40 is located in the waterproof accommodating space, and the circuit system 50 is located in the waterproof accommodating space, and includes a circuit board 51 for carrying a plurality of circuit components 52, and the circuit components 52 are powered by the battery 40. Operation. Battery 40 can be a disposable battery or a rechargeable secondary battery, such as a button cell or a lithium polymer battery.

Further, each of the electrodes 30 is electrically connected to the circuit board 51. In particular, the electrodes 30 are extended outward from the waterproof accommodating space to form corresponding sensing ends 31 for contacting the surface of the animal body. Furthermore, the sensing end portion 31 penetrates the waterproof patch 20 to contact the body surface of the animal for sensing an electrical signal of the animal's body surface, wherein the electrical signal is obtained by the circuit system 50 to obtain and store the long-term phase. Corresponding to the heart rhythm information, thereby realizing the heart rate monitoring function. In addition, the shortest relative distance between the adjacent two-electrode sensing end portions in contact with the body surface is at least 5 cm, and on the other hand, the adjacent two electrodes are shaped outside each other. It is asymmetrical.

More specifically, the waterproof case 10 has a first opening 11 and a second opening 12, wherein the first opening 11 is for receiving a waterproof universal serial bus (USB) slot 13, and the first opening 11 It can be protected by the dust cover 14 in a removable manner to prevent dust from clogging and affecting the electrical operation quality. Furthermore, the waterproof USB slot 13 can be used to connect the external USB device 15, and the second opening 12 is for receiving the power activation button 16. Battery 40 is powered by power enable button 16 to provide power to circuit elements 52.

Further, the waterproof USB slot 13 is waterproof and electrically connected to the circuit system 50, and is surrounded by a layer of soft silicone or rubber material, which can interfere with the first opening 11 of the waterproof case 10 to form a watertight structure to achieve waterproofing. The function can prevent moisture from entering the waterproof casing 10. In addition, the waterproof USB slot 13 can be disposed such that the slot surface protrudes from the first opening 11, the parallel first opening 11 or is lower than the first opening 11, and the external USB device 15, such as a computer or a mobile phone, can pass through The USB cable can be coupled to the waterproof USB slot 13 such that the external USB device 15 can access the internal data of the circuitry 50. The external USB device 15 is further electrically coupled to the circuit components 52 in the circuitry 50, such as memory components, within the waterproof housing space, thereby enabling access to the memory data.

The dust cover 14 is covered with the waterproof USB slot 13, and the bottom of the bottom is adhered to the waterproof casing 10 by the adhesive layer, thereby preventing dust from entering the waterproof USB slot 13 and affecting data capture, or avoiding use. The user did not operate the USB as directed. In addition, the dust cover 14 further has a needle-shaped hole on the side, and the dust cover is removed by inserting a special tool into the hole before the data is taken, so that the waterproof USB slot 13 is exposed, and the data can be extracted. On the other hand, it is possible to prevent the user from accidentally or deliberately removing the dust cover 14 during the wearing of the device. Preferably, the dust cover 14 can be made of a material such as plastic, metal, silicone, rubber or carbon fiber.

In order to enhance the stability of the circuit board 51 to prevent the circuit component 52 from affecting the normal operation due to the vibration, the present invention may further include a first buffer pad layer 17 and a second buffer pad 18, which can clamp the circuit board 51 to each other. The circuit elements 52 are thus protected.

The first buffer pad layer 17 and the second buffer pad 18 can be made of materials of different hardness such as plastic, silicone, rubber, foam, and the like. The outer shape of the first buffer pad layer 17 also forms an irregular shape in conjunction with the circuit component 52 of the circuit system 50. The footprint of the second cushioning pad 18 may be at least equal to or greater than the surface of the circuit component 52 to ensure that its various portions are protected.

The waterproof case 10 can also be provided with the anti-slip sheet 19 on the outer side of the waterproof case 10 to prevent the user from inadvertently slipping when holding the heart rate monitoring device 1 of the present invention.

The heart rate monitoring device 1 of the present invention may further comprise a middle frame MF, which is an annular structure disposed in the waterproof casing 10 and exhibiting an intermediate hollow. In particular, the lower portion of the middle frame MF may form a hook for covering and externally embedding Circuit system 50, and the middle frame MF can further secure battery 40 and circuitry 50 to provide additional protection.

The heart rate monitoring device 1 of the present invention may further be configured with a waterproof foam layer FL disposed on the circuit board 51, and the battery 40 is disposed on the waterproof foam layer FL, and the battery 40 and the waterproof foam layer FL are in the middle. In the ring structure of the box MF. The outer shape of the waterproof foam layer FL can be designed to be equal to or smaller than the battery 40. Therefore, when the user is in a normal active environment and the heart rhythm monitoring device 1 of the present invention is dynamically used, the waterproof foam layer FL can provide a cushioning effect. Greatly reduce the force when subjected to vibration or external impact, and avoid abnormal operation of the battery 40.

Further, the waterproof patch 20 includes an upper release layer 21 , a waterproof film 22 , a reinforcement layer 23 , a lower cover 24 , at least two isolation layers 25 , a conductive gel 26 , a first adhesive layer 27 , a second adhesive layer 28 , and The lower release layer 29, wherein the waterproof film 22, the reinforcement layer 23, the lower cover 24, the at least two isolation layers 25, the conductive gel 26, the first adhesive layer 27, and the second adhesive layer 28 are sandwiched by the upper release layer 21 Between the lower release layer 29, and the release layer 21 and the lower release layer 29 are removed during use.

The upper release layer 21 is attached to the waterproof membrane 22, and in addition to the protective effect, it can also provide the stiffness of the patch itself during the attaching operation, avoiding the collapse of the waterproof membrane and making it difficult to attach, and after the attachment operation is completed The upper release layer 21 can be removed. Preferably, the upper release layer 21 and the lower release layer 29 may be composed of a plastic or paper material.

Furthermore, the waterproof foam layer FL may be composed of a closed cell or an open cell polymer foam material. In addition, the periphery of the waterproof foam layer FL is aligned with the periphery of the lower edge of the waterproof case 10, and is combined with the waterproof case 10 and the waterproof film 22 by an adhesive layer around the waterproof foam layer FL, thereby The waterproof space of the inner space of the waterproof case 10 is provided.

The upper release layer 21 has an intermediate opening for enclosing the waterproof casing 10, that is, the waterproof casing 10 can be fitted into the intermediate opening.

The waterproof membrane 22 is located under the upper release layer 21 and the waterproof foam layer FL, and extends from the inside of the waterproof casing 10 to the periphery of the waterproof casing 10, and has a viscous property, and becomes a closed system when attached to the skin. So that external moisture cannot enter between the adhesive layer and the skin to extend the attachment cycle. The waterproof film 22 may have a thickness of less than 0.1 mm and is malleable. Preferably, the waterproof substrate is made of a surface-coated adhesive, for example, an acrylic adhesive is applied to the PU. (polyurethane) on the substrate. Further, the waterproof film 22 is located above the first adhesive layer 27 and the second adhesive layer 28, and covers the periphery of the first adhesive layer 27 and the second adhesive layer 28.

At least two electrodes 30 are located under the waterproof membrane 22 and are electrically connected to the circuitry 50 within the waterproof enclosure 10. The electrode 30 is distributed and configured to be integrated into the waterproof patch 20 and extend outward to the outside of the waterproof case 10, and directly or indirectly contact the skin by the electrode 30 outside the waterproof case 10, and the heart rhythm can be measured and then transmitted to Internal circuitry 50. The material of the electrode 30 may be composed of silver chloride (AgCl) or silver-silver chloride (Ag/AgCl), or coated, plated or printed with a layer of silver chloride (AgCl) or silver from various conductive materials. Silver chloride (Ag/AgCl) layer, or a material with tensile strength, such as rubber, silicone, PU (Polyurethane) or TPU (Thermoplastic Polyurethane), then coated, plated or printed with a layer of silver chloride (AgCl) A layer or layer of silver-silver chloride (Ag/AgCl) acts as a signal conducting medium between the skin and the conductive material.

The reinforcing layer 23 is located under the waterproof film 22 and under the electrode 30, and the upper and lower portions of the reinforcing layer 23 each have an adhesive layer for bonding the electrode 30 and the waterproof film 22 upward, and simultaneously bonding the second adhesive layer downward. 28. Its main function is to strengthen the tensile strength of the electrode 30. The reinforcing layer 23 has a corresponding number of holes with at least two electrodes 30, such as at least two accommodating spaces, and is located outside the waterproof case 10, and the sensing end portion 31 of each electrode 30 overlaps with the reinforcing layer 23 for accommodating A number of barrier layers 25 and conductive gel 26. In addition, the area of the reinforcing layer 23 is smaller than that of the waterproof film 22, and can be made of materials such as plastic, silicone, rubber, and the like.

The isolation layer 25 is adhered to the corresponding at least two electrodes 30 and located in the accommodating space of the corresponding strengthening layer 23, and the isolation layer 25 also has a partially hollowed out area for accommodating the corresponding conductive gel 26, The function is to isolate the conductive gel 26 from the second adhesive layer 28, avoiding contact between the two to cause internal moisture or substance exchange, and affecting the conductive effect of the conductive gel 26.

The barrier layer 25 may be made of a material that does not absorb water or a small amount of water, such as plastic, silicone, rubber or foam.

In addition, all of the isolation layers 25 are under the reinforcement layer 23, and each of the isolation layers 25 is annular in shape to fit into the corresponding accommodation space of the reinforcement layer 23, and the sensing end portion 31 of each of the electrodes 30 It is located in the ring of the corresponding isolation layer 25.

The conductive gel 26 has electrical conductivity and viscosity, and one side adheres to the underside of the corresponding at least two electrodes 30, and the other side contacts the skin, and serves as a conduction medium for the heart rate measurement signal between the skin and the electrode 30. The conductive gel 26 contains a small amount of water, a resin and an electrolyte.

The lower cover 24 is under the reinforcing layer 23 and is located in the middle of the reinforcing layer 23 and is aligned with the waterproof casing 10 for bonding with each other to make the waterproof accommodating space have watertight characteristics. Furthermore, the upper surface of the lower cover 25 may have a hook that is compatible with the slot of the waterproof case 10, so that the entire patch and the waterproof case 10 can be tightly coupled to have a waterproof function. On the other hand, the material of the lower cover 24 can be plastic, metal or carbon fiber, etc., and is a tough material. Therefore, it can carry the internal circuit system 50 and has a protective effect.

The front surface of the first adhesive layer 27 is a viscous adhesive layer, and the back surface of the first adhesive layer 27 has an adhesive layer which can be combined with the lower portion of the lower cover 24. The surface of the adhesive layer of the first adhesive layer 27 is After being attached to the skin, the lower cover 24 can be prevented from being displaced and shaken. Therefore, the heart rate monitoring device of the present invention is relatively stable on the user, and can extend the wearing time without being easily detached. The adhesive layer of the first adhesive layer 27 may further have a plurality of depletion regions and be divided into a plurality of discontinuous segments. Since the user can sweat, the absorption of sweat can be favored by the depletion zone and the resistance to perspiration can be reduced, which greatly contributes to the comfort of the present invention. On the other hand, the adhesive layer of the first adhesive layer 27 may be a material such as a hydrocolloid, a polyurethane (PU) adhesive, a silicone rubber, a rubber, a hot melt adhesive or an acrylic adhesive, alone or in combination. The composition may be, or may be, a material attached to the back surface, such as a water-absorbing substrate such as a non-woven fabric, a hydrogel, or a polymer having a hydrophilic group such as a carboxyl group (-COOH) or a hydroxyl group (-OH). A polymer, or a non-absorbent substrate such as a PU (Polyurethane) waterproof gas permeable membrane or the like.

Further, the surface of the second adhesive layer 28 also includes a viscous adhesive layer, and the back surface thereof is combined with the lower adhesive layer of the reinforcing layer 23. The adhesive layer of the second adhesive layer 28 has a hole corresponding to the reinforcing layer 23 for accommodating the corresponding isolation layer 25 and the conductive gel 26. Therefore, when the surface of the adhesive layer of the second adhesive layer 28 is applied to the skin, the conductive gel 26 can be firmly adhered to the skin without being easily displaced. Furthermore, the adhesive layer of the second adhesive layer 28 may further have a plurality of depletion regions and will be divided into a plurality of discontinuous segments. Since the user can sweat, the sweat absorption can be facilitated by the depletion zone and the perspiration resistance can be reduced, which greatly contributes to the comfort of the present invention when worn. Preferably, the adhesive layer of the second adhesive layer 28 may be composed of a material such as a hydrocolloid, a PU adhesive, a silicone rubber, a rubber, a hot melt adhesive or an acrylic adhesive, or may be the above materials and A substrate such as a non-woven fabric, a hydrogel, or a high molecular polymer containing a hydrophilic group such as a carboxyl group (-COOH) or a hydroxyl group (-OH), or a non-absorbent substrate such as PU (a PU) is attached to the back surface. Polyurethane) is composed of waterproof and breathable membranes.

The lower release layer 29 is attached to the bottom layer of the overall waterproof patch 20 to cover and protect the adhesive material contacting the skin in the waterproof patch 20 to avoid contamination. The lower release layer 29 may be provided with a waterproof layer and a release agent or a release layer on the surface of the paper substrate, or a layer of a release agent or a release layer may be attached to the surface of the plastic substrate. When the release layer is removed from the patch, the adhesion is reduced to avoid peeling off the adhesive material on the patch.

The lower release layer 29 can be further configured to separate the two lobes and attach a dust protection sticker to the gap between the two detachment layers, which allows the user to move from the inside out by the handle on the two-lobed release layer. The lower release layer 29 is removed, so that the peeling of the adhesive material on the waterproof patch 20 can also be avoided.

Generally, the first adhesive layer 27 is located under the lower cover 24, and the size of the first adhesive layer 27 is equal to or close to the size of the lower cover 24, and the second adhesive layer 28 is configured to have a ring shape, and is available. The conductive gel 26 is accommodated. Further, the lower release layer 29 is configured to carry the conductive gel 26, the first adhesive layer 27, and the second adhesive layer 28.

In addition, the lower edge of the waterproof case 10 can be closely combined with the lower cover 24 and the waterproof foam layer FL to form a watertight structure, and the inner wall of the waterproof case 10 has a card slot, which can be tightly coupled with the hook around the lower cover 24.

Further, the above circuit system 50 is disposed between the waterproof case 10 and the waterproof patch 20, and the circuit component 52 is an analogous, digital electrical component and data storage memory including a suitable configuration, wherein the circuit system 50 is responsible for execution. Power supply management, filtering of heart rate measurement signals, analog to digital signal conversion, and data storage. In addition, the circuit system 50 can further have a wireless transmission unit, such as a Bluetooth, WiFi or optical communication transmission unit, which can transmit the measured or accessed heart rate information to an external system device, such as a computer or a mobile phone, and is externally Perform data reprocessing and analysis.

In summary, the present invention is characterized in that it has a simple structure and can be in the form of a patch, which can improve the convenience of use, and does not need to be taken off even when showering or swimming, in particular, the waterproof patch is adhered to the skin. When the closed system is formed, the external moisture can not enter between the waterproof patch and the skin, thereby prolonging the attachment cycle and the use time. In addition, when the user sweats, the present invention can facilitate sweat absorption and reduce perspiration resistance by means of the depletion zone formed by the first and second adhesive layers, which greatly contributes to the comfort of the device of the present invention when worn. And it is more stable on the user, which can prolong the wearing time and not fall off easily.

The above is only a preferred embodiment for explaining the present invention, and is not intended to limit the present invention in any way, and any modifications or alterations to the present invention made in the spirit of the same invention. All should still be included in the scope of the intention of the present invention.

1‧‧‧heart rate monitoring device

10‧‧‧Waterproof case

11‧‧‧ first opening

12‧‧‧ second opening

13‧‧‧Waterproof USB slot

14‧‧‧Dust cover

15‧‧‧External USB device

16‧‧‧Power start button

17‧‧‧First cushioning layer

18‧‧‧Second buffer gasket

19‧‧‧Slide slide

20‧‧‧Waterproof patch

21‧‧‧Upper release layer

22‧‧‧Waterproof membrane

23‧‧‧ Strengthening layer

24‧‧‧Under the cover

25‧‧‧Isolation

26‧‧‧ Conductive gel

27‧‧‧First adhesive layer

28‧‧‧Second adhesive layer

29‧‧‧Under release layer

30‧‧‧Electrode

31‧‧‧Sensing end

40‧‧‧Battery

50‧‧‧ circuitry

51‧‧‧ boards

52‧‧‧ Circuit components

FL‧‧‧Waterproof foam layer

MF‧‧‧ middle frame

The first figure shows an overall schematic view of a heart rate monitoring device in accordance with an embodiment of the present invention. The second figure shows an exploded exploded perspective view of a waterproof case in a heart rate monitoring device according to an embodiment of the present invention. The third figure shows an exploded exploded perspective view of a waterproof patch in a heart rate monitoring device according to an embodiment of the present invention.

Claims (10)

A heart rate monitoring device for attaching to an animal body surface to provide a heart rate monitoring function, comprising: a waterproof case; a waterproof patch is located under the waterproof case, the horizontal size of the waterproof patch is greater than a horizontal dimension of the waterproof case, and the waterproof case and the waterproof patch are mutually clamped to form a waterproof accommodating space, and the waterproof patch is attached to the surface of the animal body, and the waterproof patch is from the waterproof case The bottom portion extends outwardly around the waterproof casing; a circuit system is located in the waterproof accommodating space and includes a circuit board for carrying a plurality of circuit components; a battery is located in the waterproof accommodating space; At least two electrodes are electrically connected to the circuit system, and each electrode is located under the waterproof casing and extends outward from the waterproof accommodating space to form a corresponding sensing end portion, the sensing end portion Passing through the waterproof patch to contact the body surface of the animal to sense an electrical signal of the animal's body surface, and the electrical signal is processed by the circuit system to obtain and store a corresponding long-term heart rate information, Implementing the heart rate monitoring function; wherein the waterproof patch comprises a waterproof film and a reinforcing layer, the strengthening layer is located under the waterproof film, and the area of the reinforcing layer is smaller than the area of the waterproof film, and the at least two electrodes are located Between the waterproof film and the reinforcing layer, the reinforcing layer is attached under the at least two electrodes to strengthen the tensile strength of the at least two electrodes. According to the heart rate monitoring device of claim 1, wherein the waterproof case has a first opening for accommodating a waterproof universal serial bus (USB) slot, and the waterproof USB slot is Electrically connected to the circuitry and connected to an external USB device. According to the heart rate monitoring device of claim 2, wherein the waterproof USB slot is waterproof, and is surrounded by a soft material, which is compatible with the waterproof case. An opening interferes with each other to form a watertight structure, thereby achieving a waterproof function and preventing moisture from entering the waterproof case. The heart rate monitoring device according to claim 1, wherein the waterproof casing is provided with a sliding piece, and the sliding piece is located outside the waterproof casing to prevent a user from slipping when holding the cardiac monitoring device. Take off. The heart rate monitoring device according to claim 1 further includes a middle frame, which is disposed in the waterproof case and has an annular structure in the middle of the waterproof case, wherein the lower part of the middle frame forms a hook for Covered and externally embedded in the circuitry, and the middle frame further secures the battery and the circuitry to provide protection. The heart rate monitoring device according to claim 5, further comprising a waterproof foam layer, wherein the waterproof foam layer is disposed on the circuit board, the battery is disposed on the waterproof foam layer, and the battery and The waterproof foam layer is in the annular structure of the middle frame. According to the heart rate monitoring device of claim 1, wherein the waterproof case is provided with a power start button, and the battery is powered by the power start button to provide power to the circuit components, and the waterproof case has a second An opening, and the second opening receives the power start button. According to the heart rate monitoring device of claim 1, wherein the waterproof patch comprises: an upper release layer having an intermediate opening for enclosing the waterproof casing; the waterproof membrane being located on the upper release layer a bottom layer; the reinforcing layer has at least two accommodating spaces; at least two insulating layers are under the reinforcing layer, and each of the isolating layers has a ring shape for nesting into a corresponding accommodating space of the reinforcing layer; And the sensing end of each electrode is located in the ring of the corresponding isolation layer; the lower cover is under the strengthening layer and is located The middle of the reinforcing layer is aligned with the waterproof casing for bonding with each other to make the waterproof accommodating space have watertight characteristics; a conductive gel is disposed under the sensing end; a first adhesive layer, Is located under the lower cover, and the size of the first adhesive layer is equal to or close to the size of the lower cover; a second adhesive layer is configured to have a ring shape for receiving the conductive gel; And the release layer is configured to carry the first adhesive layer, the second adhesive layer and the conductive gel, the waterproof film, the reinforcing layer, the lower cover, the isolation layer, the conductive gel, the first An adhesive layer and the second adhesive layer are sandwiched between the upper release layer and the lower release layer, and the upper release layer and the lower release layer are removed during use. According to the heart rate monitoring device of claim 8, wherein a front surface of the first adhesive layer is a sticky adhesive layer, and a back surface of the first adhesive layer has an adhesive layer, and the adhesive layer is In combination with the lower portion of the lower cover, the adhesive layer of the first adhesive layer has a plurality of depletion regions and is divided into a plurality of discontinuous segments. The adhesive layer of the first adhesive layer is composed of a hydrocolloid (polycolloid) and a polyamino group. The material of the polyurethane (PU) rubber, silicone rubber, rubber, hot melt adhesive or acrylic adhesive is composed of a single or composite material. According to the heart rate monitoring device of claim 8, wherein a front surface of the second adhesive layer is a sticky adhesive layer, and a back surface of the second adhesive layer has an adhesive layer, and the adhesive layer is In combination with the lower portion of the reinforcing layer, the adhesive layer of the second adhesive layer has a hole corresponding to the reinforcing layer for receiving the corresponding isolation layer and the conductive gel, and the second adhesive layer has a plurality of The depletion zone divides the second adhesive layer into a plurality of discontinuous segments, and the adhesive layer of the second adhesive layer is composed of a hydrocolloid, a polyurethane (PU) glue, a silicone rubber, and a rubber. The material of hot melt adhesive or acrylic adhesive is composed of individual or composite materials.