WO2020232820A1

WO2020232820A1 - Wearable device and electrocardiogram measurement accessory thereof

Info

Publication number: WO2020232820A1
Application number: PCT/CN2019/097169
Authority: WO
Inventors: 叶鑫
Original assignee: 歌尔股份有限公司
Priority date: 2019-05-23
Filing date: 2019-07-23
Publication date: 2020-11-26
Also published as: CN110123311A

Abstract

Disclosed are a wearable device and an electrocardiogram measurement accessory thereof. The electrocardiogram measurement accessory comprises: a base for detachably mounting a main body with an electrocardiogram data processing function and separating main body electrodes on the main body from a human body; at least two measurement electrodes for acquiring potential signals of testing positions on the human body; electric connection parts for making contact with the main body electrodes so as to be electrically connected to same, wherein the electric connection parts are arranged on the base, and the measurement electrodes are electrically connected to the corresponding electric connection parts respectively; and a chest strap for being sleeved on the human body in an annular manner so as to fix the base to the human body and fix the measurement electrodes at the corresponding testing positions on the human body, wherein the base and the measurement electrodes are both fixed to the chest strap. Due to the fact that the chest strap can connect the measurement electrodes and the base to a human body, the base and the measurement electrodes are both fixed relative to the human body, and a user does not need to hold the main body with two hands as in the prior art, thereby facilitating operation, such that long-term electrocardiogram monitoring can be realized, and the base can be prevented from colliding with the user when the user moves.

Description

Wearable device and its ECG detection accessories

This application claims the priority of a Chinese patent application filed with the Chinese Patent Office on May 23, 2019, the application number is 201910434277.8, and the invention title is "wearable devices and their ECG detection accessories", the entire content of which is incorporated herein by reference Applying.

Technical field

The present invention relates to the technical field of wearable devices, in particular to a wearable device and its ECG detection accessories.

Background technique

At present, with the development of technology, wearable devices such as smart watches and smart bracelets have more and more functions. Among them, ECG detection has become a mainstream function.

A typical smart watch, as shown in Fig. 1, requires that the main body 01 is worn on the wrist of one hand and the other hand touches the crown to realize ECG (electrocardiogram) monitoring. Since this monitoring method must cooperate with both hands, the user is inconvenient to operate and needs to maintain a fixed posture. The user can maintain the detection posture for a short time, and usually can only perform discontinuous ECG monitoring.

Therefore, how to perform long-term ECG monitoring more conveniently is a technical problem that needs to be solved by those skilled in the art.

Summary of the invention

In view of this, the purpose of the present invention is to provide an ECG detection accessory that can perform long-term ECG monitoring more conveniently. Another object of the present invention is to provide a wearable device including the above-mentioned ECG detection accessory, which can perform long-term ECG monitoring more conveniently.

In order to achieve the above objectives, the present invention provides the following technical solutions:

An ECG detection accessory for a wearable device, including:

The bottom support is used to detachably install a main body with ECG data processing function and separate the main body electrodes on the main body for collecting ECG data from the human body;

Detection electrodes for collecting potential signals of detection positions on the human body, and there are at least two detection electrodes;

The electrical connection portion is used for contacting to electrically connect the main body electrode, each of the electrical connection portions is provided on the bottom support, and each of the detection electrodes is electrically connected to the corresponding electrical connection portion;

The chest strap is used to sleeve the chest of the human body in a ring shape to fix the bottom support to the human body and the detection electrode to be fixed to the corresponding detection position on the human body. The bottom support and the detection electrode are both fixed to the human body. The chest strap.

Preferably, there are two detection electrodes to collect single-lead ECG data at the heart.

Preferably, the conductive structure part between the detection electrode and the electrical connection part is embedded in the bottom support, and the remaining part is embedded in the chest strap.

Preferably, the bottom bracket is made of insulating material.

Preferably, the bottom bracket is provided with a mounting groove for installing the main body, the electrical connection part includes a connector and a conductive block, the connector is fixed to the bottom of the mounting groove, and the conductive block is fixed to the The groove side wall of the installation groove.

Preferably, the detection electrode is detachably connected to the chest strap; a contact connector is provided on the chest strap, and the detection electrode is electrically connected to the corresponding contact connector to electrically connect the corresponding Electric connection part.

Preferably, the detection electrode is fixedly embedded in the chest strap.

Preferably, the chest strap is an elastic strap.

A wearable device includes a connector for connecting to the human body during normal use and a main body detachably connected to the connector, and also includes the ECG detection accessory as described in any one of the above.

Preferably, the connecting member is a watchband for wearing on a wrist, and the main body is a smart bracelet main body or a smart watch main body.

The ECG detection accessory provided by the present invention includes: a bottom support for detachably installing a main body with ECG data processing function and separating the main body electrode on the main body from the human body; the detection electrode is used to collect the potential of the detection position on the human body For signals, there are at least two detection electrodes; the electrical connection part is used to contact to electrically connect the main body electrode, each electrical connection part is provided on the bottom support, and each detection electrode is electrically connected to the corresponding electrical connection part; the chest strap is used It is sleeved on the human body in a ring shape to fix the bottom support on the human body and fix the detection electrode to the corresponding detection position on the human body, and the bottom support and the detection electrode are fixedly connected to the chest strap.

In a use process, the main body is installed on the bottom support, and the main body is separated from the human body by the bottom support, and the electrode of the main body does not directly collect the potential signal of the human body. The chest strap is set on the chest of the human body, and the chest strap is rotated and adjusted up and down to adjust the detection position of the detection electrode. The detection electrode, as an electrode that directly collects information, collects the potential signal corresponding to the detection position. After the potential signal is collected, it will be transmitted to the corresponding electrical connection part, and then transmitted from the electrical connection part to the corresponding main body electrode, and the main body electrode collects the corresponding electrical connection part The ECG data on the computer is transmitted to the main body for data processing.

During use, the chest strap connects the detection electrode and the bottom support to the human body, and the bottom support and the detection electrode are relatively fixed to the human body. There is no need for the user to hold the main body with both hands. The user can move freely, which is convenient for operation and can achieve long-term heart Electrical monitoring, and at the same time, since the bottom bracket will not shake relative to the human body, it can avoid the bottom bracket colliding with the user when the user is moving. In addition, by setting the detection electrode and the electrical connection part, the lead electrode is led out without changing the main body of the existing wrist-worn smart device, and long-term monitoring can be achieved only by changing the wearing position of the main body, which is conducive to saving The user's use cost makes the main body more practical. In addition, since the detection electrodes are all fixed on the same chest strap, after the detection position of one detection electrode is determined, the detection positions of the other detection electrodes are also determined accordingly, which is convenient for wearing operation. At the same time, the ECG data near the heart can be collected more accurately when worn directly on the chest, and the detection accuracy is high.

The wearable device including the above-mentioned ECG detection accessories provided by the present invention can perform long-term ECG monitoring more conveniently.

Description of the drawings

In order to more clearly describe the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only It is a part of the drawings of this application. For those of ordinary skill in the art, other drawings can be obtained based on the provided drawings without creative work.

FIG. 1 is a diagram of the state of use of a smart watch in the prior art when collecting ECG data;

2 is a front view of a main body in a wearable device provided by an embodiment of the present invention;

3 is a bottom view of the main body in the wearable device provided by the embodiment of the present invention;

4 is a front view of the bottom support of the ECG detection accessory provided by the embodiment of the present invention;

5 is a front view of the main body installed in the bottom bracket of the ECG detection accessory provided by the embodiment of the present invention;

6 is a cross-sectional view of the bottom support of the ECG detection accessory provided by the embodiment of the present invention;

Figure 7 is a structural diagram of an ECG detection accessory provided by an embodiment of the present invention;

Figure 8 is a perspective structural view of an ECG detection accessory provided by an embodiment of the present invention;

FIG. 9 is a diagram of the use state of the ECG detection accessory provided by the embodiment of the present invention when the ECG data is collected after the main body is installed.

In Figure 1 to Figure 9:

01-Subject;

1- body, 101- bottom body electrode, 102- crown body electrode, 2-FPC, 3- bottom support, 4- electrical connection part, 41- conductive block, 42- connector, 5- heart, 6-chest strap , 7-Detection electrode.

Detailed ways

The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of this application.

The core of the present invention is to provide an ECG detection accessory, which can perform long-term ECG monitoring more conveniently. Another core of the present invention is to provide a wearable device including the above-mentioned ECG detection accessories, which can perform long-term ECG monitoring more conveniently.

In a specific embodiment of the ECG detection accessory of the wearable device provided by the present invention, please refer to FIG. 1 to FIG. 8, which includes a bottom support 3, a detection electrode 7, a chest strap 6, and an electrical connection part 4.

The bottom bracket 3 is used to detachably install the main body 1 and separate the main body electrode on the main body 1 from the human body. The main body electrode is used to collect ECG data. The main body 1 has the function of processing the ECG data. The main body electrode collects the ECG data. deal with. In this embodiment, the main body 1 in the smart watch is used for description. Of course, in other embodiments, the main body 1 may also be the main body 1 of a smart bracelet or other ECG detection equipment. The main body 1 has an electrocardiogram data processing function. Specifically, it can generate electrocardiogram data according to the received potential signal, calculate the user's blood pressure value, heart rate value, and heart rhythm information, so as to reflect the user's health.

The detection electrode 7 is used to collect the potential signal of the detection position on the human body, and the detection electrode 7 is provided with at least two. According to the number of detection electrodes 7, single-lead or multi-lead can be formed. In addition, the detection electrode 7 is preferably made of a metal material such as stainless steel, or may be made of other conductive materials. The detection position can be set at the heart 5 or other positions on the human chest according to the detection requirements or the structure of the fixed part.

The electrical connection part 4 is used to contact the main body electrode on the main body 1, and is electrically connected to the main body electrode by contacting the main body electrode. The electrical connection parts 4 are all arranged on the bottom bracket 3. Each detection electrode 7 is electrically connected to the corresponding electrical connection part 4, respectively.

The chest strap 6 is used to sleeve the chest of the human body in a ring shape to fix the bottom support 3 on the human body and fix the detection electrode 7 to the corresponding detection position on the human body. Both the bottom support 3 and the detection electrode 7 are fixedly connected to the chest strap 6. That is, the bottom support 3 and all the detection electrodes 7 can be connected to the human body through one chest strap 6.

Among them, the detection electrode 7, the electrical connection portion 4 directly electrically connected to the detection electrode 7, and the main body electrode contacted by the electrical connection portion 4 have a corresponding relationship, and the potential signal collected by the detection electrode 7 is transmitted to the corresponding through the corresponding electrical connection portion 4. The main body electrode is then transferred to the main body 1.

In a specific use process, the main body 1 is installed on the bottom support 3, and the main body 1 is separated from the human body by the bottom support 3, and the electrodes of the main body will not directly collect the potential signal of the human body. The chest strap 6 is set on the chest of the human body, and the chest strap is rotated and adjusted up and down to adjust the detection position of the detection electrode. The detection electrode 7 is used as an electrode that directly collects information to collect the potential signal corresponding to the detection position. After the potential signal is collected, it will be transmitted to the corresponding electrical connection part 4, and then transmitted to the corresponding main body electrode by the electrical connection part 4, and then to the main body 1. For data processing.

During use, the chest strap 6 connects the detection electrode 7 and the bottom support 3 to the human body, and the bottom support 3 and the detection electrode 7 are relatively fixed to the human body. There is no need for the user to hold the main body 1 with both hands. The user can move freely and is easy to operate , Long-term ECG monitoring can be realized, and at the same time, since the bottom support 3 will not sway relative to the human body, it can avoid the bottom support 3 colliding with the user when the user is moving. At the same time, the ECG data near the heart 5 can be collected more accurately when directly worn on the chest, and the detection accuracy is high. In addition, by setting the detection electrode 7 and the electrical connection part 4, the lead electrode is led out without changing the main body 1 of the existing wrist-worn smart devices, and long-term monitoring can be achieved only by changing the wearing position of the main body 1. , It is beneficial to save the user's use cost and make the main body 1 more practical. In addition, since the detection electrodes 7 are all fixed on the same chest strap 6, after the detection position of one detection electrode 7 is determined, the detection positions of the other detection electrodes 7 are determined accordingly, which is convenient for wearing operation.

Further, as shown in FIG. 9 specifically, there are two detection electrodes 7 to collect single-lead ECG data at the heart 5. The single-lead setting method can be supported by the smart watch. In addition, since the heart 5 is directly collected For the ECG data at the location, only two detection electrodes 7 are provided to ensure the accuracy of detection. Of course, in other embodiments, the number of detection electrodes 7 can also be three or other numbers.

Wherein, optionally, the chest strap 6 may be an elastic strap to improve applicability. In addition, the chest strap can be a one-piece structure; the chest strap 6 can also be a split structure. For example, the chest strap 6 includes two sub-straps connected to the bottom support 3, and the free ends of the two sub-straps are buckled and magically connected. Paste, etc. to achieve the connection. That is to say, as long as it can form a ring-shaped structure that is sheathed on the chest of the human body, the chest strap 6 is composed of several parts and can be set as required.

Further, as shown in FIG. 8, the conductive structure part between the detection electrode 7 and the electrical connection part 4 is embedded in the bottom support 3, and the remaining part is embedded in the chest strap 6. Optionally, the conductive structure includes an FPC2 and a lead wire connected between the FPC2 and the detection electrode 7, and the FPC2 is electrically connected to the lead wire and the electrical connection part 4. Integrating conductive structures such as FPC2 and lead wires in the chest strap 6 and the bottom support 3 is beneficial to ensure the aesthetics of the ECG detection accessories and is beneficial to improve the service life of the ECG detection accessories.

Further, the bottom support 3 is made of insulating material, such as soft rubber, which can reliably ensure the insulation between the main body 1 and the human body, and ensure that the direct source of the ECG data is the detection electrode 7, which can ensure the reliability of the detection result. Of course, in other embodiments, the bottom bracket 3 can also be made of insulating material only in the part where the electrical connection part 4 is provided.

Furthermore, the bottom bracket 3 is provided with an installation groove for installing the main body 1. The electrical connection portion 4 includes a connector 42 and a conductive block 41. The connector 42 is fixed to the bottom of the mounting slot, and the conductive block 41 is fixed to the side wall of the mounting slot, which facilitates the installation of the main body 1 and can adapt to the prior art The position of the main body electrode on the smart watch or smart bracelet.

Optionally, one end of the conductive block 41 and the connector 42 can be welded to the FPC2 of the bottom bracket 3, and the other end is exposed from the mounting slot, and the conductive block 41 and the connector 42 are electrically connected to the corresponding detection electrode through the FPC2 and the lead wire. .

Wherein, optionally, the connector 42 may specifically be Pogopin.

Specifically, when applied to a smart watch, specifically taking FIGS. 2 and 3 as an example, in the main body 1 of the smart watch, there is a bottom main body electrode 101 on the back of the main body 1, and a crown main body electrode 102 is provided on the front crown of the watch; As shown in Figure 4, the connector 42 on the ECG detection accessory is the electrical connection part 4 with the bottom main body electrode 101, the conductive block 41 is the electrical connection part 4 corresponding to the crown main body electrode 102, and the conductive block 41 is connected to The detector 42 is electrically connected to the detection electrode 7 respectively. After the main body 1 is installed on the bottom holder 3, as shown in FIG. 5, the bottom main body electrode 101 contacts and is electrically connected to the connector 42, the conductive block 41 contacts and is electrically connected to the crown main body electrode 102, and the connector 42 is electrically connected to the detection electrode 7 The potential signal collected is transmitted to the main body 1 through the bottom main body electrode 101, and the potential signal collected by the detection electrode 7 electrically connected to the conductive block 41 is transmitted to the main body 1 through the crown main body electrode 102. The ECG detection accessory is equivalent to leading the lead electrode of the main body 1 to collect ECG data.

Furthermore, the detection electrode 7 is detachably connected to the chest strap 6 to facilitate the maintenance and replacement of the detection electrode 7. The chest strap 6 is provided with a contact connector, and the detection electrode 7 is electrically connected to the corresponding contact connector to electrically connect the corresponding electrical connection part 4, which facilitates the disassembly and assembly operation of the detection electrode 7.

When the ECG detection accessory provided in this embodiment is applied to a smart watch, the main body 1 is removed from the strap and installed on the bottom holder 3. The chest strap 6 is put on the chest, and the position of the chest strap is adjusted so that the two detection electrodes 7 are aligned with the heart 5 part. The ECG detection accessory, as a chest strap Holter accessory, can expand the functions of wrist-worn smart devices without changing the existing wrist-worn smart devices. It can be worn for a long time and collect data, and can achieve continuous dynamic heart Electricity monitoring and recording.

Obviously, the connection manner of the detection electrode 7 and the chest strap 6 is not limited to the setting manner provided in the foregoing embodiment. In another specific embodiment, the detection electrode 7 is fixedly embedded in the chest strap 6, that is, the detection electrode 7 is not exposed, which can prevent the detection electrode 7 from falling off during use.

In addition, the bottom support 3 is not limited to the arrangement provided in the above-mentioned embodiment. In other embodiments, the bottom bracket 3 includes two hinged brackets, and an elastic member is connected between the two brackets, which can be specifically a tension spring, so that the two brackets can clamp the main body 1 through the elastic reset force, and the main body 1 is fixed. It is reliable and can ensure the adhesion between the electrical connection part 4 and the main body electrode. Wherein, the electrical connection portion 4 may be provided on each bracket, or alternatively, the electrical connection portion 4 may be provided on only one bracket.

In addition to the above-mentioned ECG detection accessories for wearable devices, the present invention also provides a wearable device. The wearable device includes a connector for connecting to the human body during normal use, a main body 1 that is detachably connected to the connector, and an electrocardiographic detection accessory. The electrocardiographic detection accessory can be specifically provided in any of the above embodiments. For the beneficial effects of the ECG detection accessories, please refer to the above embodiments accordingly. In addition, by setting the ECG detection accessories, the functions of the wrist-worn smart devices can be expanded without changing the existing wrist-worn smart devices. The main body can be worn on the wrist through a watch strap or sleeved on other parts of the human body through a chest strap, can be worn for a long time and collect data, and can realize continuous dynamic ECG monitoring and recording. For the structure of other parts of the wearable device, please refer to the prior art, which will not be repeated here.

Among them, regular use refers to the way the wearable device is worn when performing regular functions. For example, a wrist-worn smart device is worn on the wrist during regular use, and a head-worn smart device is worn on the head during regular use.

Optionally, the connecting piece may be a watchband for wearing on the wrist, and the main body is a smart watch main body or a smart bracelet main body, so that the wearable device constitutes a wrist-worn smart device such as a smart watch or a smart bracelet. When performing conventional functions, the smart watch or smart bracelet is worn on the wrist through the strap. In this case, the main body electrode is in direct contact with the human body, which can monitor the ECG condition for a short time; and when the ECG condition needs to be monitored for a long time, the main body 1 Remove from the strap and install it on the bottom bracket 3. The chest strap 6 is placed on the chest, and the detection electrode transmits the potential signal to the main body electrode to achieve detection.

The various embodiments in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments, and the same or similar parts between the various embodiments can be referred to each other.

The wearable device and the ECG detection accessories provided by the present invention have been introduced in detail above. Specific examples are used in this article to illustrate the principle and implementation of the present invention. The description of the above examples is only used to help understand the method and core idea of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims

An ECG detection accessory for a wearable device, which is characterized by comprising:

The bottom support (3) is used to detachably install the main body (1) with the ECG data processing function and to separate the main body electrode used for collecting the ECG data on the main body (1) from the human body;

The detection electrodes (7) are used to collect the potential signal of the detection position on the human body, and there are at least two detection electrodes (7);

The electrical connection portion (4) is used for contacting to electrically connect the main body electrode, each of the electrical connection portions (4) is provided on the bottom support (3), and each of the detection electrodes (7) is electrically connected to the corresponding The electrical connection part (4);

The chest strap (6) is used to sleeve the human chest in a ring shape to fix the bottom support (3) to the human body and the detection electrode (7) to fix the detection electrode (7) to the corresponding detection position on the human body. (3) and the detection electrode (7) are both fixed to the chest strap (6).
The ECG detection accessory according to claim 1, characterized in that there are two detection electrodes (7) to collect single-lead ECG data at the heart (5).
The ECG detection accessory according to claim 1, wherein the conductive structure part between the detection electrode (7) and the electrical connection part (4) is embedded in the bottom support (3), and the rest Part of it is embedded in the chest strap (6).
The ECG detection accessory according to claim 1, wherein the bottom support (3) is made of insulating material.
The ECG detection accessory according to any one of claims 1 to 4, wherein the bottom bracket (3) is provided with a mounting slot for mounting the main body (1), and the electrical connection portion (4) includes A connector (42) and a conductive block (41), the connector (42) is fixed to the bottom of the mounting groove, and the conductive block (41) is fixed to the side wall of the mounting groove.
The ECG detection accessory according to claim 5, wherein the detection electrode (7) is detachably connected to the chest strap (6); a contact connector is provided on the chest strap (6), The detection electrode (7) is electrically connected to the corresponding contact connector to electrically connect the corresponding electrical connection portion (4).
The ECG detection accessory according to claim 5, wherein the detection electrode (7) is fixedly embedded in the chest strap (6).
The ECG detection accessory according to claim 5, wherein the chest strap (6) is an elastic strap.
A wearable device, comprising a connector used to connect to the human body during normal use and a main body (1) detachably connected to the connector, characterized in that it also includes any one of claims 1 to 8 ECG testing accessories.
The wearable device according to claim 9, wherein the connecting member is a strap for wearing on a wrist, and the main body (1) is a smart bracelet main body or a smart watch main body.