CN203873750U - Integrated type digital lead wire with isolation function - Google Patents
Integrated type digital lead wire with isolation function Download PDFInfo
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- CN203873750U CN203873750U CN201420213024.0U CN201420213024U CN203873750U CN 203873750 U CN203873750 U CN 203873750U CN 201420213024 U CN201420213024 U CN 201420213024U CN 203873750 U CN203873750 U CN 203873750U
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- human body
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- 238000002955 isolation Methods 0.000 title claims abstract description 14
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 6
- 238000004088 simulation Methods 0.000 claims description 6
- 238000005253 cladding Methods 0.000 claims description 3
- 240000005561 Musa balbisiana Species 0.000 claims description 2
- 235000018290 Musa x paradisiaca Nutrition 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000003745 diagnosis Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 208000024172 Cardiovascular disease Diseases 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 210000003141 lower extremity Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000002526 effect on cardiovascular system Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000037081 physical activity Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011309 routine diagnosis Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model relates to an integrated type digital lead wire with the isolation function. The integrated type digital lead wire with the isolation function conducts digital processing on electrocardio signals and comprises a human body connecting wire (10), a conversion unit (20) and a synchronous uploading wire (30). One end of the human body connecting wire (10) is connected with a human body electrode, and the other end leads out two branches which are connected with the conversion unit (20) and used for transmitting elctrocardio analog signals collected from the human body. The conversion unit (20) is used for converting the collected elctrocardio analog signals into digital signals capable of being received by an upper computer. The synchronous uploading wire (30) is used for transmitting the processed digital signals to the upper computer. The integrated type digital lead wire with the isolation function is small in size, high in integrated degree, convenient to carry, tight in connection among components and not prone to falling off, measuring efficiency and accuracy are improved, and thus the confirmed diagnosis rate of cardiovascular diseases is increased.
Description
Technical field
The invention belongs to medical Instrument field, particularly a kind of numeral of the integral type with isolation conducting wire device.
Background technology
At present, cardiovascular disease has become one of main disease threatening human life.Existing electrocardio detects diagnostic device and mainly contains: 1, electrocardiograph, is mainly used in routine diagnosis; 2, cardiac monitoring equipment, is mainly used in cardiovascular patient art, postoperative and Intensive Care Therapy, not as the common tool of diagnosis; 3, dynamic HOLTER, can find the ND arrhythmia of conventional electrocardio and myocardial ischemia by continuous record, but in physical activity, easily cause the drift of electrocardiosignal, is vulnerable to movable interference.
Number of patent application is 200910227773.2, patent name is the patent of a < < active digital electrocardiograph lead wire > >, in patent except the 3rd lead button or the 10th lead button, all the other lead to smash and are provided with amplifying circuit, filter circuit and A/D change-over circuit, then by MCU by the electrocardiogram (ECG) data of collection store, send, analysis etc.There is following shortcoming in arranging like this: 1, without isolation, arranges, can not guarantee personal safety, can not guarantee the interference free performance of system signal; 2, integrated level is not high, can cause the waste of the materials such as chip, has increased cost; 3, directly use DGND to do right lower limb and drive, a little less than driving force, common mode poor performance, capacity of resisting disturbance is also poor; The analogue signal of 4, directly each being led is converted to digital signal, by the processing to digital signal, obtain 12 lead signals of standard again, MCU will certainly carry out the processing of a large amount of digital signals like that, increase the burden of MCU, also will increase the power consumption of whole system; 5, by switching over or by sheet, select and process the data that gating leads, making respectively to lead, it is also asynchronous to gather.
Summary of the invention
The purpose of this utility model is to propose a kind of numeral of the integral type with isolation conducting wire device, this device is converted to the converting unit of digital signal by the human body connecting line of transmission ECG simulator signal, by ECG simulator signal and the line of synchronously uploading of transmission electrocardiographicdigital digital signals is integrated in one, and is integrally formed the structural design of formula numeral conducting wire.And adopt the chip of high integration, the filtering of electrocardiosignal, amplification and A/D conversion are integrated in one, integrated level is high, stable performance.The drive circuit that uses integrated chip to carry drives as right lower limb, and driving force is strong, and common mode performance is good, has improved the capacity of resisting disturbance of system.Use Wilson's central point as a reference simultaneously, carry out differential amplification, reduced the workload of post-digital signal processing, alleviated the burden of MCU.Adopt synchronous acquisition, improved the detection precision of product.The dual resisteance that adopts power supply and signal, had both guaranteed personal safety, had guaranteed again the interference free performance of system signal.System is intensive, high-performance, integrated design, not only meets the trend of electrocardio series products development, and meets the various monitoring requirements of most of cardiovascular patients.
To achieve these goals, technical scheme of the present invention is: a kind of numeral of the integral type with isolation conducting wire: comprise human body connecting line (10), converting unit (20) and synchronously upload line (30), described human body connecting line (10), one end connects body electrode, the other end is drawn Liang Ge branch and is connected described converting unit (20), for transmitting the ECG simulator signal gathering from human body; Described converting unit (20) is for being converted into the receivable digital signal of host computer by the ECG simulator signal of collection; The described line (30) of synchronously uploading, one end connects described converting unit (20), and one end connects host computer, for the digital signal after host computer transmission process.
Further, described human body connecting line (10) also comprises electrode plug (101), transmission cable (102) and the plug (103) that leads to scheme.
Further, described converting unit (20) also comprises lead seat (201), integrated simulation front end (202), processor (203), power supply signal buffer circuit (204), data converting circuit (205) to scheme.
Scheme further, the built-in anti-defibrillation resistance of the electrode plug (101) of described human body connecting line (10).
Further, the resistance of described anti-defibrillation resistance is 10K Ω to scheme.
Further, the electrode plug (101) of described human body connecting line (10) can adopt banana plug or electrode to buckle mode to scheme.
Further, the transmission cable (102) of described human body connecting line (10) also comprises insulation serving (1021), screen layer (1022), insulation inner cladding (1023) and holding wire (1024) to scheme.
Scheme is further, the plug (103) that leads of described human body connecting line (10) comprises Liang Ge branch, one of them branch connects signal cable and ecg signal acquiring circuit, be used for transmitting electrocardiosignal analog quantity, another one branch connects conducting wire gauze screen and gauze screen drive circuit, for transmitting shielded signal.
Further, the described mode of synchronously uploading alignment host computer transmission data is the modes such as USB or UART to scheme.
This utility model compared with prior art tool has the following advantages: integrate the collection of electrocardiosignal, the design of processing, uploading, reduced the volume of product, be convenient for carrying; Unique connection design between each connecting line, makes to connect tightr, and difficult drop-off, has improved the efficiency of measuring, and each conducting wire can change separately, less maintenance cost; Meanwhile, this utility model meets the intensive growth requirement of product, also will certainly become the leading of following electrocardio series products development.The circuit design of converting unit high integration, high stability, is not subject to the interference of physical activity, can eliminate the drift of its electrocardiosignal causing in the middle of activity, makes to measure more accurate, has improved the diagnosis rate of painstaking effort class disease.
Below in conjunction with drawings and Examples, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is this utility model system block diagram;
Fig. 2 is this utility model human body connecting wire structure schematic diagram;
Fig. 3 is this utility model human body connecting line transmission cable profile;
Fig. 4 is a this utility model transmission cable union joint and converting unit johning knot composition that leads;
Fig. 5 is lead a plug and a profile that leads of this utility model;
Fig. 6 is this utility model converting unit system block diagram.
The specific embodiment
Embodiment 1: integral type numeral conducting wire embodiment, and referring to Fig. 1, Fig. 2, Fig. 3, described integral type numeral conducting wire comprises:
Human body connecting line (10), for transmitting the human body electrocardio analogue signal of collection, one end connects body electrode, and the other end connects converting unit (20), and human body connecting line (10) comprises electrode plug (101), transmission cable (102), a plug (103) leads; Described electrode plug (101) coordinates limbs folder, inhales ball or electrode slice, for gathering the electrocardiosignal of human body; Described transmission cable (102), for transmitting the ECG simulator signal of collection, it comprises insulation serving (1021), screen layer (1022), insulation inner cladding (1023), holding wire (1024).
Referring to Fig. 4, Fig. 5, the described plug (103) that leads is drawn the seat (201) that leads that Liang Ge branch connects converting unit (20), wherein holding wire branch (1031) is connected with holding wire contact pin (2011), for transmitting the ECG simulator signal of collection, shielding line branch (1032) is connected with seat (201) the shielding line contact pin (2012) that leads, for driving signal to be connected with the right lower limb of converting unit (20); The described plug (103) that leads is provided with antiskid groove (1033), and the seat (201) that leads is provided with anti-skidding tongue (2013), for increasing friction, prevents from coming off; On described lead a plug (103) and the seat (201) that leads, be also provided with respectively the sign of leading (as marked R, L, N, F, C1, C2, C3, C4, C5, C6 by AHA standard, as marked RL, RA, LA, LL, V1, V2, V3, V4, V5, V6 by IEC standard), corresponding connection, prevent from obscuring; A described plug (103) and the seat (201) that leads of leading is for error-proof structure, and holding wire is half square opening, semicircular opening design, and shielding line designs for round mouth, for preventing upper and lower wrong plug.
The described line (30) of synchronously uploading, relative with human body connecting line (10), be connected in the other end of converting unit 20, for the digital signal after converting unit (20) is processed, be uploaded to host computer.
Referring to Fig. 6, described converting unit (20), for the ECG simulator signal of collection is converted into the receivable digital signal of host computer, it comprises: lead seat (201), integrated simulation front end (202), processor (203), power supply signal isolation (204) and data converting circuit (205); ECG simulator signal is transferred to integrated simulation front end (202) through human body connecting line 10, the seat (201) that leads, filtering, amplification, the A/D of integrated simulation front end (202) collection electrocardiosignal are transformed in one, ECG simulator signal is carried out to digital processing, processor 203 carries out algorithm process by digital signal, and power supply signal buffer circuit (204) is for carrying out power supply and signal isolation between host computer and system.Data converting circuit (205) carries out data transaction when needs are converted to other types by data.ECG simulator signal is transferred to converting unit (20) by human body connecting line (10), through integrated simulation front end (202), signal is carried out to filtering, amplification and changes through A/D, is transferred to processor (203) processes with SPI or I2C mode.After treated device is processed, by buffer circuit, carry out electricity isolation and signal isolation, finally by synchronously uploading line, be uploaded to host computer, the mode of data upload can be the modes such as USB, UART.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (9)
1. the integral type with isolation numeral conducting wire: comprise human body connecting line (10), converting unit (20) and synchronously upload line (30), described human body connecting line (10), one end connects body electrode, the other end is drawn Liang Ge branch and is connected described converting unit (20), for transmitting the ECG simulator signal gathering from human body; Described converting unit (20) is for being converted into the receivable digital signal of host computer by the ECG simulator signal of collection; The described line (30) of synchronously uploading, one end connects described converting unit (20), and one end connects host computer, for the digital signal after host computer transmission process.
2. integral type numeral conducting wire according to claim 1, is characterized in that, described human body connecting line (10) also comprises electrode plug (101), transmission cable (102) and the plug (103) that leads.
3. integral type according to claim 1 numeral conducting wire, it is characterized in that, described converting unit (20) also comprises lead seat (201), integrated simulation front end (202), processor (203), power supply signal buffer circuit (204), data converting circuit (205).
4. integral type numeral conducting wire according to claim 1, is characterized in that the built-in anti-defibrillation resistance of electrode plug (101) of described human body connecting line (10).
5. integral type numeral conducting wire according to claim 1, is characterized in that, the resistance of described anti-defibrillation resistance is 10K Ω.
6. integral type numeral conducting wire according to claim 1, is characterized in that, the electrode plug (101) of described human body connecting line (10) can adopt banana plug or electrode to buckle mode.
7. integral type according to claim 1 numeral conducting wire, it is characterized in that, the transmission cable (102) of described human body connecting line (10) also comprises insulation serving (1021), screen layer (1022), insulation inner cladding (1023) and holding wire (1024).
8. integral type according to claim 1 numeral conducting wire, it is characterized in that, the plug (103) that leads of described human body connecting line (10) comprises Liang Ge branch, one of them branch connects signal cable and ecg signal acquiring circuit, be used for transmitting electrocardiosignal analog quantity, another one branch connects conducting wire gauze screen and gauze screen drive circuit, for transmitting shielded signal.
9. integral type numeral conducting wire according to claim 1, is characterized in that, the described mode of synchronously uploading alignment host computer transmission data is the modes such as USB or UART.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213024.0U CN203873750U (en) | 2014-04-29 | 2014-04-29 | Integrated type digital lead wire with isolation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213024.0U CN203873750U (en) | 2014-04-29 | 2014-04-29 | Integrated type digital lead wire with isolation function |
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| Publication Number | Publication Date |
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| CN203873750U true CN203873750U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420213024.0U Expired - Lifetime CN203873750U (en) | 2014-04-29 | 2014-04-29 | Integrated type digital lead wire with isolation function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928663A (en) * | 2017-12-28 | 2018-04-20 | 赵亚敏 | One kind can anti-interference electrocardiogram check device |
| CN111166319A (en) * | 2019-12-27 | 2020-05-19 | 北京环宇华辰智能科技有限公司 | Electrocardiogram lead falling photoelectric indicating system |
| CN112788992A (en) * | 2019-01-23 | 2021-05-11 | 深圳迈瑞生物医疗电子股份有限公司 | Mobile monitoring system with distributed information prompt function and method thereof |
-
2014
- 2014-04-29 CN CN201420213024.0U patent/CN203873750U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928663A (en) * | 2017-12-28 | 2018-04-20 | 赵亚敏 | One kind can anti-interference electrocardiogram check device |
| CN112788992A (en) * | 2019-01-23 | 2021-05-11 | 深圳迈瑞生物医疗电子股份有限公司 | Mobile monitoring system with distributed information prompt function and method thereof |
| CN112788992B (en) * | 2019-01-23 | 2024-04-09 | 深圳迈瑞生物医疗电子股份有限公司 | Mobile monitoring system with distributed information prompt function and method thereof |
| CN111166319A (en) * | 2019-12-27 | 2020-05-19 | 北京环宇华辰智能科技有限公司 | Electrocardiogram lead falling photoelectric indicating system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |
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| CX01 | Expiry of patent term |