CN203914870U - A kind of anaesthesia depth detection instrument - Google Patents
A kind of anaesthesia depth detection instrument Download PDFInfo
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- CN203914870U CN203914870U CN201420224986.6U CN201420224986U CN203914870U CN 203914870 U CN203914870 U CN 203914870U CN 201420224986 U CN201420224986 U CN 201420224986U CN 203914870 U CN203914870 U CN 203914870U
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- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 58
- 230000037005 anaesthesia Effects 0.000 title claims abstract description 58
- 238000001949 anaesthesia Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000002955 isolation Methods 0.000 claims abstract description 29
- 239000003990 capacitor Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 4
- 238000011156 evaluation Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 210000004556 brain Anatomy 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000002490 cerebral effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000763 evoking effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Abstract
This utility model is a kind of anaesthesia depth detection instrument, comprises the system control mainboard, the depth of anesthesia module that are arranged in host machine casing, is arranged on the display screen outside host machine casing, and described display screen is connected with system board; Also comprise anti-tampering isolation change-over panel, described anti-tampering isolation change-over panel is arranged on the output of described depth of anesthesia module and described system is controlled between mainboard.Owing to being provided with anti-tampering isolation change-over panel between the output at depth of anesthesia module and system control mainboard, can noise isolation, overcome current anaesthesia depth detection equipment in the process of clinical use, generally be reflected in the high-frequency electronic equipment using in operating room and can send high-frequency interferencing signal, anaesthesia depth detection equipment is produced and disturbed, cause the evaluation of anaesthesia depth detection equipment to cut in and out, occur error, puzzlement medical worker judges the deficiency of the accuracy of patient's depth of anesthesia.
Description
Technical field
This utility model relates to anaesthesia depth detection instrument.
Background technology
When patient performs the operation with Intensive Care Therapy treatment at present, must implement enough anesthesia, to allow patient slow down pressure.When carrying out the monitoring of the anaesthetize degree of depth to implement the patient of full Shen anaesthetize,-as adopt brain electricity monitoring technology or both associatings of auditory evoked potential and brain wave, to being in the patient of light dormancy state after anesthesia, to the reaction of sound and sensation, indirect inspection can be carried out by observation clinical sign and patient, comprise the test of auditory evoked potential.At present, adopt anaesthesia depth detection equipment to monitor patient's anesthesia level.Anaesthesia depth detection equipment gathers patient's brain wave EEG by depth of anesthesia module 1, EEG signal draws the data of depth of anesthesia in depth of anesthesia module through fuzzy logic algorithm in low noise amplification, A/D analog digital conversion, computer, data are sent to system and control mainboard, in system, control mainboard through the processing of data message, these data by being stored in the machine, and be presented in real time on LCD screen, LCD can show Cerebral state index CSI, outburst rejection ratio BS%, myoelectricity value EMG, patient information, battery electric quantity, electrode impedance etc.
Current anaesthesia depth detection equipment is in the process of clinical use, generally be reflected in the high-frequency electronic equipment using in operating room and can send high-frequency interferencing signal, anaesthesia depth detection equipment is produced and disturbed, cause the evaluation of anaesthesia depth detection equipment to cut in and out, occur error, puzzlement medical worker judges the accuracy of patient's depth of anesthesia.
Utility model content
The technical problems to be solved in the utility model is, a kind of anaesthesia depth detection instrument is provided, and the high-frequency electronic equipment using in operating room can be sent to high-frequency interferencing signal isolation.
The technical scheme that this utility model adopts is: a kind of anaesthesia depth detection instrument, comprise the system control mainboard, the depth of anesthesia module that are arranged in host machine casing, and be arranged on the display screen outside host machine casing, described display screen is connected with system board; Also comprise anti-tampering isolation change-over panel, described anti-tampering isolation change-over panel is arranged on the output of described depth of anesthesia module and described system is controlled between mainboard.
Further, in above-mentioned anaesthesia depth detection instrument: described anti-tampering isolation change-over panel comprises joint J19, optocoupler U9 and the peripheral circuit being connected with the output of described depth of anesthesia module; The model of described optocoupler U9 is 6N137, and peripheral circuit comprises resistance R 13, resistance R 14 and capacitor C 11.
No. 3 pins of described joint J19 connect No. 2 pin of optocoupler U9, and No. 2 pins of described joint J19 connect No. 2 pin of optocoupler U9 by resistance R 14.
No. 1 pin of described joint J19 connects No. 3 pin of optocoupler U9.
No. 6 pin of optocoupler U9 is rfpa output signal; No. 6 pin of optocoupler U9 connects 5V power Vcc by resistance R 13.
No. 5 pin ground connection of optocoupler U9, the 7th, No. 8 pins of optocoupler U9 connect 5V power Vcc, connect capacitor C 11 between 5V power Vcc and ground; 1, No. 4 pin of optocoupler U9 is unsettled.
Further, in above-mentioned anaesthesia depth detection instrument: the rfpa output signal end at described isolation change-over panel also comprises negative circuit; Described negative circuit comprises phase inverter U10 and peripheral circuit, and it is SN74LVC1G04 that described phase inverter U10 adopts chip model; Peripheral circuit comprises resistance R 15, resistance R 16 and capacitor C 12;
The rfpa output signal end of isolation change-over panel is by the bleeder circuit ground connection being formed by resistance R 15 and resistance R 16 series connection; The junction point of resistance R 15 and resistance R 16 connects No. 2 pins of phase inverter U10;
No. 1 pin of phase inverter U10 is unsettled, No. 3 pin ground connection, and No. 4 pin is output, and No. 5 pins connect 3.3V power Vcc, and capacitor C 12 is arranged between 3.3V power Vcc and ground.
Further, in above-mentioned anaesthesia depth detection instrument: be provided with touch key-press plate on described host machine casing.
Further, in above-mentioned anaesthesia depth detection instrument: described display screen is LCD or LED display.
Further, in above-mentioned anaesthesia depth detection instrument: also comprise blue-tooth printer, described blue-tooth printer is controlled bluetooth keyset on mainboard and described system and controlled mainboard and realize and communicating to connect by being arranged on system.
The beneficial effects of the utility model are, owing to being provided with anti-tampering isolation change-over panel between the output at depth of anesthesia module and system control mainboard, can noise isolation, overcome current anaesthesia depth detection equipment in the process of clinical use, generally be reflected in the high-frequency electronic equipment using in operating room and can send high-frequency interferencing signal, anaesthesia depth detection equipment is produced and disturbed, cause the evaluation of anaesthesia depth detection equipment to cut in and out, occur error, puzzlement medical worker judges the deficiency of the accuracy of patient's depth of anesthesia.
Below with reference to drawings and Examples, this utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is this utility model structured flowchart.
Fig. 2 is the anti-tampering isolation change-over panel schematic diagram that this utility model embodiment 1 is used.
The specific embodiment
Embodiment 1, as depicted in figs. 1 and 2, the present embodiment is a kind of anaesthesia depth detection instrument, this anaesthesia depth detection instrument is by gathering patient's brain wave EEG, EEG signal detects in module 1 through low noise amplification in anesthesia, A/D analog digital conversion, in computer, fuzzy logic algorithm draws the data of depth of anesthesia, data are sent to system by anti-tampering isolation change-over panel 2 and control mainboard 3, in system, control the processing of process data message on mainboard 3, these data by being stored in the machine, and be presented in real time display screen 8, at present, show the main LED of the employing screen of holding one's breath, also can adopt LCD screen, on display screen, can show Cerebral state index CSI, outburst rejection ratio BS%, myoelectricity value EMG, patient information, battery electric quantity, electrode impedance etc.System is controlled mainboard 3 and by bluetooth, is printed keyset 4 and be sent on blue-tooth printer 6 and print.Touch key-press 5 is features of the present embodiment, and these touch key-press 5 functions are by capacitive touch screen and system, to control mainboard 3 to carry out human-computer interaction, the function needing by the accurate real-time reaction user of the fine and smooth sense of touch of hommization.Anti-tampering isolation change-over panel 2 can make system works more stable, and the numerical value drawing in the environment disturbing is more accurate.Bluetooth is printed keyset makes printer separated with main frame, make main frame lighter small and exquisite, internal battery longer, outdoor use service time is more convenient flexibly.
In the present embodiment, anti-tampering isolation change-over panel 2 comprises joint J19, optocoupler U9 and the peripheral circuit being connected with the output of depth of anesthesia module 1; In the present embodiment, the output of depth of anesthesia module 1 had been carried out anti-phase before entering into anti-tampering isolation change-over panel 2, therefore, after isolation change-over panel output, also need to carry out once anti-phase, so also comprise negative circuit.
In the present embodiment, the model of the employing of optocoupler U9 is 6N137, and peripheral circuit comprises resistance R 13, resistance R 14 and capacitor C 11.
What from No. 3 pins of joint J19, export is the signal that depth of anesthesia module 1 detects, this signal passed through anti-phase before being linked into joint J19, this signal is linked into the input of optocoupler U9, No. 2 pin namely, equally, No. 2 pins of joint J19 connect the input of optocoupler U9 by resistance R 14, namely No. 2 pin.No. 1 pin of joint J19 connects No. 3 pin of optocoupler U9.
No. 6 pin of optocoupler U1 is rfpa output signal; No. 6 pin of optocoupler U9 connects 5V power Vcc by resistance R 13; Rfpa output signal connects 5V power Vcc by resistance R 13 can make this output loading capability strengthen.
No. 5 pin ground connection of optocoupler U9, the 7th, No. 8 pins of optocoupler U9 connect 5V power Vcc, connect capacitor C 11 between 5V power Vcc and ground; 1, No. 4 pin of optocoupler U9 is unsettled.
After optocoupler U9 isolation above, the signal of output can block the impact of other high-frequency signal, because this signal is through anti-phase, therefore, also needs again anti-phase could reduction.Therefore, be provided with a negative circuit after this signal, negative circuit comprises phase inverter U10 and peripheral circuit, and in the present embodiment, phase inverter U10 employing chip model is SN74LVC1G04; Peripheral circuit comprises resistance R 15, resistance R 16 and capacitor C 12.
First isolate the rfpa output signal end of change-over panel 2 by the bleeder circuit ground connection being formed by resistance R 15 and resistance R 16 series connection; The input that the junction point of resistance R 15 and resistance R 16 meets phase inverter U10 is No. 2 pin namely; No. 1 pin of phase inverter U10 is unsettled, No. 3 pin ground connection, and No. 4 pin is output, and No. 5 pins connect 3.3V power Vcc, and capacitor C 12 is arranged between 3.3V power Vcc and ground.
In the present embodiment, liquor-saturated depth detecting instrument comprises system control mainboard 3, depth of anesthesia module 1, anti-tampering isolation change-over panel 2, bluetooth printing keyset 4, touch key-press plate 5, blue-tooth printer 6, power supply adaptor 7 and display screen 8; Wherein system control mainboard 3, depth of anesthesia module 1, anti-tampering isolation change-over panel 2, bluetooth are printed keyset 4 and are placed in host machine casing.System is controlled mainboard 3 and is connected with depth of anesthesia module 1 by anti-tampering isolation change-over panel 2, EEG signal sends system in the data that draw after depth of anesthesia module 1 is analyzed to after the anti-tampering isolation by anti-tampering isolation change-over panel 2 and controls mainboard 3, in system, control mainboard 3 through the processing of data message, these data, by being stored in the machine, and are presented in real time on display screen 8 to display screen 8 and can show Cerebral state index CSI, outburst rejection ratio BS%, myoelectricity value EMG, patient information, battery electric quantity, electrode impedance etc.By bluetooth, printing keyset 4 is sent on blue-tooth printer 6 and prints.Touch key-press function is by capacitance type touch key, to shield 6 to carry out human-computer interaction with system control mainboard 3, controls various functional requirements.
Claims (6)
1. an anaesthesia depth detection instrument, comprises the system control mainboard, the depth of anesthesia module that are arranged in host machine casing, is arranged on the display screen outside host machine casing, and described display screen is connected with system board; It is characterized in that: also comprise anti-tampering isolation change-over panel (2), described anti-tampering isolation change-over panel (2) is arranged on the output of described depth of anesthesia module (1) and described system is controlled between mainboard (3).
2. anaesthesia depth detection instrument according to claim 1, is characterized in that: described anti-tampering isolation change-over panel (2) comprises joint J19, optocoupler U9 and the peripheral circuit being connected with the output of described depth of anesthesia module (1); The model of described optocoupler U9 is 6N137, and peripheral circuit comprises resistance R 13, resistance R 14 and capacitor C 11;
No. 3 pins of described joint J19 connect No. 2 pin of optocoupler U9, and No. 2 pins of described joint J19 connect No. 2 pin of optocoupler U9 by resistance R 14;
No. 1 pin of described joint J19 connects No. 3 pin of optocoupler U9;
No. 6 pin of optocoupler U1 is rfpa output signal; No. 6 pin of optocoupler U9 connects 5V power Vcc by resistance R 13;
No. 5 pin ground connection of optocoupler U9, the 7th, No. 8 pins of optocoupler U9 connect 5V power Vcc, connect capacitor C 11 between 5V power Vcc and ground; 1, No. 4 pin of optocoupler U9 is unsettled.
3. anaesthesia depth detection instrument according to claim 2, is characterized in that: the rfpa output signal end at described isolation change-over panel (2) also comprises negative circuit; Described negative circuit comprises phase inverter U10 and peripheral circuit, and it is SN74LVC1G04 that described phase inverter U10 adopts chip model; Peripheral circuit comprises resistance R 15, resistance R 16 and capacitor C 12;
The rfpa output signal end of isolation change-over panel (2) is by the bleeder circuit ground connection being formed by resistance R 15 and resistance R 16 series connection; The junction point of resistance R 15 and resistance R 16 connects No. 2 pins of phase inverter U10;
No. 1 pin of phase inverter U10 is unsettled, No. 3 pin ground connection, and No. 4 pin is output, and No. 5 pins connect 3.3V power Vcc, and capacitor C 12 is arranged between 3.3V power Vcc and ground.
4. according to the anaesthesia depth detection instrument described in claim 1 or 2 or 3, it is characterized in that: on described host machine casing, be provided with touch key-press plate (5).
5. according to the anaesthesia depth detection instrument described in claim 1 or 2 or 3, it is characterized in that: described display screen (8) is LCD or LED display.
6. according to the anaesthesia depth detection instrument described in claim 1 or 2 or 3, it is characterized in that: also comprise blue-tooth printer (6), described blue-tooth printer (6) is controlled mainboard (3) realization communication connection by the bluetooth keyset (4) being arranged on system control mainboard (3) with described system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420224986.6U CN203914870U (en) | 2014-05-05 | 2014-05-05 | A kind of anaesthesia depth detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420224986.6U CN203914870U (en) | 2014-05-05 | 2014-05-05 | A kind of anaesthesia depth detection instrument |
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| Publication Number | Publication Date |
|---|---|
| CN203914870U true CN203914870U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420224986.6U Expired - Lifetime CN203914870U (en) | 2014-05-05 | 2014-05-05 | A kind of anaesthesia depth detection instrument |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852804A (en) * | 2016-03-24 | 2016-08-17 | 美合实业（苏州）有限公司 | Portable anesthesia depth monitor |
| CN109498003A (en) * | 2019-01-04 | 2019-03-22 | 深圳市舟洁信息咨询服务有限公司 | The device of Depth of Anesthesia |
| CN111657868A (en) * | 2020-06-30 | 2020-09-15 | 深圳市医百生物科技有限公司 | Monitor for depth of anesthesia |
-
2014
- 2014-05-05 CN CN201420224986.6U patent/CN203914870U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105852804A (en) * | 2016-03-24 | 2016-08-17 | 美合实业（苏州）有限公司 | Portable anesthesia depth monitor |
| CN109498003A (en) * | 2019-01-04 | 2019-03-22 | 深圳市舟洁信息咨询服务有限公司 | The device of Depth of Anesthesia |
| CN111657868A (en) * | 2020-06-30 | 2020-09-15 | 深圳市医百生物科技有限公司 | Monitor for depth of anesthesia |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141105 |