CN211883783U - High-precision portable electrocardiograph - Google Patents
High-precision portable electrocardiograph Download PDFInfo
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- CN211883783U CN211883783U CN201921986672.9U CN201921986672U CN211883783U CN 211883783 U CN211883783 U CN 211883783U CN 201921986672 U CN201921986672 U CN 201921986672U CN 211883783 U CN211883783 U CN 211883783U
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Abstract
The utility model relates to a portable electrocardio appearance of high accuracy, wherein the portable electrocardio appearance of high accuracy includes: the device comprises a processor module, a signal acquisition module and a signal processing module; the signal acquisition module is suitable for acquiring electrocardiosignals on the body surface of a human body; the signal processing module is suitable for filtering and amplifying the electrocardiosignals, inhibiting human interference signals in the electrocardiosignals and sending the processed electrocardiosignals to the processor module; the utility model discloses a portable electrocardio appearance of high accuracy is through setting up the weak electrocardiosignal of signal acquisition module collection human body surface to through signal processing module electrocardiosignal filtering and amplification, human interference signal in the electrocardiosignal is suppressed simultaneously, improves electrocardiosignal's collection precision, makes the high electrocardiosignal of processor module receipt accuracy.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to portable electrocardio appearance of high accuracy.
Background
With the improvement of living standard and the acceleration of life rhythm of people, the incidence rate of cardiovascular diseases is rapidly increased, which becomes one of the main factors threatening the health of human body. The electrocardiogram is the main basis for treating the diseases, has the advantages of reliable diagnosis, simple method and no harm to patients, and becomes more and more important in modern medicine. The conventional electrocardiogram is the electrocardio-activity recorded by an electrocardiograph under the condition of lying still of a patient, lasts for only a few seconds to a few minutes, and only a small amount of information about the heart state can be obtained, so that the probability of being discovered is low even if arrhythmia occurs in a limited time. Therefore, it is necessary to monitor the patient in real time for a long time by a corresponding monitoring device and record the electrocardiographic data of the patient. Because the occurrence of heart diseases has the characteristic of paroxysmal, a patient cannot lie in a hospital for a long time, but needs to be monitored by medical staff in real time, so that the research and development of corresponding portable electrocardio monitoring products are more important.
Some portable electrocardio monitoring products are also successively appeared in the market, and the portable electrocardio monitoring products generally have the problem of low electrocardio signal acquisition precision due to the fact that the portable electrocardio monitoring products acquire weak electrocardio signals on the body surface of a human body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable electrocardio appearance of high accuracy.
In order to solve the technical problem, the utility model provides a portable electrocardio appearance of high accuracy, include: the device comprises a processor module, a signal acquisition module and a signal processing module; the signal acquisition module is suitable for acquiring electrocardiosignals on the body surface of a human body; and the signal processing module is suitable for filtering and amplifying the electrocardiosignals, inhibiting human interference signals in the electrocardiosignals and then sending the processed electrocardiosignals to the processor module.
Further, the signal acquisition module includes: a first signal acquisition electrode and a second signal acquisition electrode.
Further, the signal processing module includes: KS1082 ECG chip and anti-interference electrode; the first signal acquisition electrode is connected with an INP1 pin of the KS1082 electrocardio chip through a resistor R16 and a capacitor C22; the second signal acquisition electrode is connected with an INN1 pin of the KS1082 electrocardio chip through a resistor R17 and a capacitor C21; the anti-interference electrode is connected with an RLD pin of the KS1082 electrocardio chip through a resistor R18; and the VO1 pin and the VO2 pin of the KS1082 electrocardio chip are connected with the processor module.
Further, the portable electrocardio appearance of high accuracy still includes: the device comprises a power supply module and an electric quantity detection module; the power supply module is suitable for providing working power supply; and the electric quantity detection module is suitable for detecting the electric quantity of the power supply module.
Furthermore, the first signal acquisition electrode, the second signal acquisition electrode and the anti-interference electrode are positioned on the front surface of an instrument body, and the first signal acquisition electrode and the second signal acquisition electrode are respectively positioned on two sides of the instrument body; and the anti-interference electrode is positioned between the first signal acquisition electrode and the second signal acquisition electrode and is close to the second signal acquisition electrode.
Furthermore, the front of the instrument body is also provided with an on/off key.
Further, the front of the instrument body is also provided with a status indicator lamp.
Furthermore, the power-on/off key and the state indicator lamp are positioned between the first signal acquisition electrode and the anti-interference electrode.
The beneficial effects of the utility model are that, the utility model discloses a portable electrocardio appearance of high accuracy is through setting up the weak electrocardiosignal of signal acquisition module collection human body surface to through signal processing module electrocardiosignal filtering and enlargiing, restrain the human interference signal in the electrocardiosignal simultaneously, improve electrocardiosignal's collection precision, make processor module receive the electrocardiosignal that the accuracy is high.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic block diagram of a high-precision portable electrocardiograph of the present invention;
FIG. 2 is a circuit diagram of a signal processing module of the high-precision portable electrocardiograph of the present invention;
FIG. 3 is a schematic structural view of the high-precision portable electrocardiograph of the present invention;
fig. 4 is a back structural schematic diagram of the high-precision portable electrocardiograph of the present invention.
Wherein:
the instrument comprises an instrument body 100, a first signal acquisition electrode 101, a second signal acquisition electrode 102, an anti-interference electrode 103, a salient point 104, an on/off button 105, a status indicator lamp 106 and a battery cover plate 107.
Detailed Description
The structure of the present invention will now be described in further detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present embodiment 1 provides a high-precision portable electrocardiograph, including: the device comprises a processor module, a signal acquisition module and a signal processing module; the signal acquisition module is suitable for acquiring electrocardiosignals on the body surface of a human body; and the signal processing module is suitable for filtering and amplifying the electrocardiosignals, inhibiting human interference signals in the electrocardiosignals and then sending the processed electrocardiosignals to the processor module.
Specifically, the high-precision portable electrocardiograph of the embodiment collects weak electrocardiographic signals on the body surface of a human body by the signal collection module, filters and amplifies the electrocardiographic signals by the signal processing module, and simultaneously inhibits human interference signals in the electrocardiographic signals, so that the collection precision of the electrocardiographic signals is improved, and the processor module receives the electrocardiographic signals with high precision.
Further, the signal acquisition module includes: a first signal acquisition electrode and a second signal acquisition electrode.
Further, the signal processing module includes: KS1082 ECG chip and anti-interference electrode; the first signal acquisition electrode is connected with an INP1 pin of the KS1082 electrocardio chip through a resistor R16 and a capacitor C22; the second signal acquisition electrode is connected with an INN1 pin of the KS1082 electrocardio chip through a resistor R17 and a capacitor C21; the anti-interference electrode is connected with an RLD pin of the KS1082 electrocardio chip through a resistor R18; and the VO1 pin and the VO2 pin of the KS1082 electrocardio chip are connected with the processor module.
Specifically, the signal processing is realized based on a KS1082 electrocardiograph chip, as shown in fig. 2, where INP is a first signal acquisition electrode, INN is a second signal acquisition electrode, and RLD is an anti-interference electrode; the diode D3, the diode D4 and the diode D5 play a role in electrostatic protection; electrocardiosignals on the surface of a human body are collected through an INP electrode, an INN electrode, a resistor R16, a resistor R17, a capacitor C21 and a capacitor C22, human interference signal characteristics are extracted by a KS1082 electrocardio chip, and then reverse phase signals with similar amplitudes are fed back through an RLD electrode, so that the aim of inhibiting the human interference signals is fulfilled; after the acquired electrocardiosignals are amplified by a KS1082 electrocardio chip, the amplified electrocardiosignals are output to a processor module through a VO1 pin and a VO2 pin, and then accurate electrocardiosignals are obtained; the inductor FB2 and the inductor FB3 are used to isolate analog ground and digital ground.
Further, the portable electrocardio appearance of high accuracy still includes: the device comprises a power supply module and an electric quantity detection module; the power supply module is suitable for providing working power supply; and the electric quantity detection module is suitable for detecting the electric quantity of the power supply module.
Specifically, the power module of the high-precision portable electrocardiograph adopts a battery; the electric quantity detection module is used for detecting the voltage of the battery.
Further, the portable electrocardio appearance of high accuracy still includes: the analog-to-digital conversion module and the data output module; after being amplified by a KS1082 electrocardio chip, the acquired electrocardiosignals are output to the analog-to-digital conversion module through a VO1 pin and a VO2 pin, and are converted into digital signals which are conveniently processed by the processor module, and the converted digital signals are analyzed and processed by the processor module and then are transmitted out through the data output module.
Further, as shown in fig. 3 and 4, the first and second signal collecting electrodes and the anti-interference electrode are both located on the front surface of an instrument body 100, and the first and second signal collecting electrodes are respectively located on two sides of the instrument body 100; and the anti-interference electrode 103 is positioned between the first signal acquisition electrode and the second signal acquisition electrode and is close to the second signal acquisition electrode 102.
Specifically, this embodiment is through setting up first, second signal acquisition electrode in the both sides of instrument body 100, and convenient to use person realizes the collection of the weak electrocardio signal of body surface when grasping this portable electrocardio appearance of high accuracy, simultaneously through with anti-interference electrode 103 sets up between first, second signal acquisition electrode, ensures the anti-interference effect of anti-interference electrode 103 to the electrocardio signal of first, second signal acquisition electrode collection.
The surfaces of the first signal acquisition electrode, the second signal acquisition electrode and the anti-interference electrode 103 are provided with a plurality of salient points 104.
Specifically, the salient points 104 on the first and second signal collecting electrodes facilitate increasing the friction between the human fingers and the corresponding signal collecting electrodes, so that the user can feel the contact feeling between the fingers and the corresponding signal collecting electrodes, and the function of reminding the user that the fingers are tightly attached to the corresponding signal collecting electrodes is achieved; in order to unify the design layout of the high-precision portable electrocardiograph, bumps 104 are also provided on the surface of the interference-free electrode 103.
Further, the front surface of the apparatus body 100 is further provided with an on/off button 105 for turning on or off the high-precision portable electrocardiograph.
Further, the front of the instrument body 100 is also provided with a status indicator lamp 106 for indicating whether the running state of the high-precision portable electrocardiograph is normal, and the status indicator lamp 106 is connected with the processor module.
Further, the on/off button 105 and the status indicator 106 are located between the first signal collecting electrode 101 and the anti-jamming electrode 103.
Further, a battery cover 107 is provided on the back of the apparatus body 100.
In conclusion, the high-precision portable electrocardiograph collects weak electrocardiosignals on the body surface of a human body through the signal collection module, filters and amplifies the electrocardiosignals through the signal processing module, simultaneously inhibits human interference signals in the electrocardiosignals, improves the collection precision of the electrocardiosignals, and enables the processor module to receive the electrocardiosignals with high precision.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A high-precision portable electrocardiograph, comprising:
the device comprises a processor module, a signal acquisition module and a signal processing module; wherein
The signal acquisition module is suitable for acquiring electrocardiosignals on the body surface of a human body; and
the signal processing module is suitable for filtering and amplifying the electrocardiosignals, inhibiting human interference signals in the electrocardiosignals and sending the processed electrocardiosignals to the processor module;
the signal acquisition module includes: a first signal acquisition electrode and a second signal acquisition electrode.
2. The high accuracy portable electrocardiograph according to claim 1,
the signal processing module includes: KS1082 ECG chip and anti-interference electrode;
the first signal acquisition electrode is connected with an INP1 pin of the KS1082 electrocardio chip through a resistor R16 and a capacitor C22;
the second signal acquisition electrode is connected with an INN1 pin of the KS1082 electrocardio chip through a resistor R17 and a capacitor C21;
the anti-interference electrode is connected with an RLD pin of the KS1082 electrocardio chip through a resistor R18; and
and a VO1 pin and a VO2 pin of the KS1082 electrocardio chip are connected with the processor module.
3. The high accuracy portable electrocardiograph according to claim 2,
the portable electrocardiograph of high accuracy still includes: the device comprises a power supply module and an electric quantity detection module;
the power supply module is suitable for providing working power supply; and
the electric quantity detection module is suitable for detecting the electric quantity of the power supply module.
4. The high accuracy portable electrocardiograph according to claim 3,
the first signal acquisition electrode, the second signal acquisition electrode and the anti-interference electrode are positioned on the front surface of an instrument body, and the first signal acquisition electrode and the second signal acquisition electrode are respectively positioned on two sides of the instrument body; and
the anti-interference electrode is positioned between the first signal acquisition electrode and the second signal acquisition electrode and is close to the second signal acquisition electrode.
5. The high accuracy portable electrocardiograph according to claim 4,
the front of the instrument body is also provided with an on/off key.
6. The high accuracy portable electrocardiograph according to claim 5,
and the front surface of the instrument body is also provided with a status indicator lamp.
7. The high accuracy portable electrocardiograph according to claim 6,
the power-on/off button and the state indicator lamp are positioned between the first signal acquisition electrode and the anti-interference electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986672.9U CN211883783U (en) | 2019-11-18 | 2019-11-18 | High-precision portable electrocardiograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986672.9U CN211883783U (en) | 2019-11-18 | 2019-11-18 | High-precision portable electrocardiograph |
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| CN211883783U true CN211883783U (en) | 2020-11-10 |
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| CN201921986672.9U Expired - Fee Related CN211883783U (en) | 2019-11-18 | 2019-11-18 | High-precision portable electrocardiograph |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110742601A (en) * | 2019-11-18 | 2020-02-04 | 常州晓风电子科技有限公司 | High-precision portable electrocardiograph and working method thereof |
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2019
- 2019-11-18 CN CN201921986672.9U patent/CN211883783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110742601A (en) * | 2019-11-18 | 2020-02-04 | 常州晓风电子科技有限公司 | High-precision portable electrocardiograph and working method thereof |
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Granted publication date: 20201110 |