CN209690452U - A kind of active electrode monitor - Google Patents
A kind of active electrode monitor Download PDFInfo
- Publication number
- CN209690452U CN209690452U CN201920216937.0U CN201920216937U CN209690452U CN 209690452 U CN209690452 U CN 209690452U CN 201920216937 U CN201920216937 U CN 201920216937U CN 209690452 U CN209690452 U CN 209690452U
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- CN
- China
- Prior art keywords
- active electrode
- voltage comparator
- electrode monitor
- supply unit
- monitoring device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model relates to a kind of monitoring device, especially a kind of active electrode monitor.Active electrode monitor includes shell, power supply unit, working status indication LED light, current monitoring device, normally closed relay, high frequency bridge rectifier, filter and voltage comparator.Due to the adoption of the above technical scheme, the stray electrical current that this covering device of the utility model can generate electrode in operation is effectively monitored, once this covering device, which has detected stray electrical current, to cause unexpected injury to patient, the progress of operation will be sounded an alarm and terminated.Under the assistance of this covering device, what doctor can trust performs the operation to patient and does not have to the risk for worrying surprisingly to burn, and improves the success rate of operation.
Description
Technical field
The utility model relates to a kind of monitoring device, especially a kind of active electrode monitor.
Background technique
With the rapid development of medical science, electrosurgery has been widely applied in all kinds of operations.However,
The insulated hull breakage of Electrosurgical instrument will cause the tissue burn of No operation target during surgery, and the accident including internal organs is burnt
Wound and skin burn, it is unrecognized that these unexpected injuries are most of during surgery, but really will lead to serious complication
It is even dead.Show that the Electrosurgical instrument there are about 19%-37.2% has insulation fault according to investigation both domestic and external, this
Wherein having the insulation fault of one third can not with the naked eye identify, detect even with insulation tester to instrument, also only
Failure rate can be reduced to 5.9%.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art and other potential skills
Art problem, and a kind of active electrode monitor is provided.
Present embodiment discloses a kind of active electrode monitors, which is characterized in that the active electrode monitor includes shell
Body, power supply unit, working status indication LED light, current monitoring device, normally closed relay, high frequency bridge rectifier, filter and
Voltage comparator；
Wherein, the front panel of the shell is equipped with input socket, accessory power outlet and working status indication LED light；
Said supply unit, current monitoring device, normally closed relay, high frequency bridge rectifier circuit and voltage comparator circuit
It is arranged at the enclosure interior；
The input socket is connect by the normally closed relay with the input terminal of the current monitoring device, the electric current
The output end of monitoring device is connect with the accessory power outlet, one end of the current monitoring device and the high frequency bridge rectifier
One end connection, the other end of the high frequency bridge rectifier connect with one end of the filter, the filter it is another
End is connect with one end of the voltage comparator, and the other end of the voltage comparator and normally closed relay control connect,
The working status indication LED light and the connection voltage comparator connect；
Said supply unit is that the voltage comparator and normally closed relay are powered.
In accordance with an embodiment of the present disclosure, the active electrode monitor further includes the electricity for showing electric unit remaining capacity
Indication LED lamp is measured, the battery capacity indication LED light is arranged on the front panel of the shell.
In accordance with an embodiment of the present disclosure, which further includes USB charging jack, the USB charging jack
Setting on the housing, and is connect with said supply unit.
In accordance with an embodiment of the present disclosure, the current monitoring device includes current sensor, the first primary coil CA, second
Primary coil CBWith secondary coil CC, the first primary coil CAWith the second primary coil CBIt is arranged in the current sensor
Side, the secondary coil CCThe other side of the current sensor is set.
In accordance with an embodiment of the present disclosure, said supply unit is 18650 battery packs.
In accordance with an embodiment of the present disclosure, the current sensor is the highly sensitive current sensor of differential type.
In accordance with an embodiment of the present disclosure, the voltage comparator is by 10mA voltage comparator, 20mA voltage comparator, 30mA
Voltage comparator and 40mA voltage comparator composition.
The beneficial effects of the utility model are: due to the adoption of the above technical scheme, this covering device of the utility model can be right
The stray electrical current that electrode generates in operation is effectively monitored, once this covering device, which has detected stray electrical current, to make patient
At unexpected injury, the progress of operation will be sounded an alarm and terminated.Under the assistance of this covering device, doctor can trust to trouble
Person performs the operation and does not have to the risk for worrying surprisingly to burn, and improves the success rate of operation.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of active electrode monitor of the utility model.
Fig. 2 is a kind of electric part logic diagram of active electrode monitor of the utility model.
Fig. 3 is a kind of circuit structure schematic illustration of active electrode monitor of the utility model.
In figure:
1. shell, 2. electricity show LED light, 3. working status indication LED light, 4. input sockets, 5. accessory power outlets, 6. electricity
Source switch, 7. current monitoring devices, 7-1. current sensor, the first primary coil of 7-2. CA, the second primary coil of 7-3. CB、
7-4. secondary coil CC, 8. normally closed relays, 9. high frequency bridge rectifiers, 10. filters, 11. voltage comparators, 12. USB
Charging jack, 13. power supply units.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of active electrode monitor of the utility model one, which is characterized in that the active electrode
Monitor includes that shell, power supply unit, working status indication LED light, current monitoring device, normally closed relay, high frequency bridge-type are whole
Flow device, filter and voltage comparator；
Wherein, the front panel of the shell is equipped with input socket, accessory power outlet and working status indication LED light；
Said supply unit, current monitoring device, normally closed relay, high frequency bridge rectifier circuit and voltage comparator circuit
It is arranged at the enclosure interior；
The input socket is connect by the normally closed relay with the input terminal of the current monitoring device, the electric current
The output end of monitoring device is connect with the accessory power outlet, one end of the current monitoring device and the high frequency bridge rectifier
One end connection, the other end of the high frequency bridge rectifier connect with one end of the filter, the filter it is another
End is connect with one end of the voltage comparator, and the other end of the voltage comparator and normally closed relay control connect,
The working status indication LED light and the connection voltage comparator connect；
Said supply unit is that the voltage comparator and normally closed relay are powered.
In accordance with an embodiment of the present disclosure, the active electrode monitor further includes for showing power supply unit remaining capacity
Battery capacity indication LED light, the battery capacity indication LED light are arranged on the front panel of the shell.
In accordance with an embodiment of the present disclosure, which further includes USB charging jack, the USB charging jack
Setting on the housing, and is connect with said supply unit.
In accordance with an embodiment of the present disclosure, the current monitoring device includes current sensor, the first primary coil CA, second
Primary coil CBWith the second primary coil CC, the first primary coil CAWith the second primary coil CBSetting is passed in the electric current
The side of sensor, the secondary coil CCThe other side of the current sensor is set.
In accordance with an embodiment of the present disclosure, said supply unit is 18650 battery packs.
In accordance with an embodiment of the present disclosure, the current sensor is differential-current sensor.
In accordance with an embodiment of the present disclosure, the voltage comparator is by 10mA voltage comparator, 20mA voltage comparator, 30mA
Voltage comparator and 40mA voltage comparator composition.
The principles of the present invention are to utilize differential-current sensor, secondary coil CCOn induced potential VC be by
One primary coil CAWith the second primary coil CBIn mutually opposing flowing high-frequency current IAAnd IBDifference closure high frequency magnetic
Obtained by incuding in ring；
The high-frequency current of input is introduced by input socket, behind the contact for passing through protection element double-pole normally closed relay respectively,
It is connected to the first primary coil CAWith the second primary coil CCOne end
(paying attention to ending of the same name, as shown in Figure 3).First primary coil CAWith the second primary coil CCThe other end difference
It is connected to accessory power outlet, is powered to bipolar instruments.
Secondary coil CCOn the high-frequency ac voltage VC that inducts be connected to high frequency bridge rectifier U2(by four high-frequency diodes
Constitute) 2,3 both ends, corresponding direct current signal VX is formed after rectification by Isosorbide-5-Nitrae both ends output (4 ends ground connection be common end).VX is again
Low frequency and High frequency filter are done as the DC level for comparing " clean " by C1, C2 respectively.The VX again by potentiometer RPot5 divide to
Suitable amplitude is simultaneously compared by giving voltage comparator U1 after C3 progress secondary filtering.
Voltage comparator U1 is undertaken by integrated circuit LM339, internal four mutually independent voltage comparators.By RPot1,
RPot2, RPot3 and RPot4 provide required different threshold value VY(phase in in-phase end for it and respectively correspond 10mA, 20mA,
30mA and 40mA).Four reverse side are jointly compared with VX.When VX be greater than VY when, relevant voltage comparator output terminal level by
Height lights working status indication LED light prompt patient to low overturning；When being greater than 40mA, triggering normally closed relay disconnects touching
Point reaches protection purpose.
In the description of the present application, it is to be understood that term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance or implicitly indicate the quantity of indicated technical characteristic.In the utility model
In description, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, the terms such as term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be electrical connection；It can be with
It is to be connected directly, the connection inside two elements or the phase of two elements can also be can be indirectly connected through an intermediary
Interaction relationship.For the ordinary skill in the art, it can understand that above-mentioned term is practical at this as the case may be
Concrete meaning in novel.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method is not been shown in detail, is
System and technology, so as not to obscure the understanding of this specification.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, system, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, specific features, system, material or the feature of description can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (7)
1. a kind of active electrode monitor, which is characterized in that the active electrode monitor includes shell, power supply unit, work
Status indicator LED lamp, current monitoring device, normally closed relay, high frequency bridge rectifier, filter and voltage comparator；
Wherein, the front panel of the shell is equipped with input socket, accessory power outlet and working status indication LED light；
Said supply unit, current monitoring device, normally closed relay, high frequency bridge rectifier and voltage comparator are arranged at institute
State enclosure interior；
The input socket is connect by the normally closed relay with the input terminal of the current monitoring device, the current monitoring
The output end of device is connect with the accessory power outlet, one end of the current monitoring device and the one of the high frequency bridge rectifier
End connection, the other end of the high frequency bridge rectifier connect with one end of the filter, the other end of the filter and
One end of the voltage comparator connects, and the other end of the voltage comparator and normally closed relay control connect, described
Working status indication LED light and the connection voltage comparator connect；
Said supply unit is that the voltage comparator and normally closed relay are powered.
2. active electrode monitor according to claim 1, which is characterized in that the active electrode monitor further includes using
In the battery capacity indication LED light of display power supply unit remaining capacity, the front panel of the shell is arranged in the battery capacity indication LED light
On.
3. active electrode monitor according to claim 1, which is characterized in that the active electrode monitor further includes
USB charging jack, the USB charging jack setting on the housing, and are connect with said supply unit.
4. active electrode monitor according to claim 1, which is characterized in that the current monitoring device includes that electric current passes
Sensor, the first primary coil CA, the second primary coil CBWith secondary coil CC, the first primary coil CAWith the second primary line
Enclose CBThe side of the current sensor, the secondary coil C are setCThe other side of the current sensor is set.
5. active electrode monitor according to claim 1, which is characterized in that said supply unit is 18650 battery packs.
6. active electrode monitor according to claim 4, which is characterized in that the current sensor is differential-current
Sensor.
7. active electrode monitor according to claim 1, which is characterized in that the voltage comparator is by 10mA voltage ratio
Compared with device, 20mA voltage comparator, 30mA voltage comparator and 40mA voltage comparator composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920216937.0U CN209690452U (en) | 2019-02-20 | 2019-02-20 | A kind of active electrode monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920216937.0U CN209690452U (en) | 2019-02-20 | 2019-02-20 | A kind of active electrode monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209690452U true CN209690452U (en) | 2019-11-26 |
Family
ID=68602292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920216937.0U Expired - Fee Related CN209690452U (en) | 2019-02-20 | 2019-02-20 | A kind of active electrode monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209690452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112994240A (en) * | 2021-03-04 | 2021-06-18 | 湖北泰和电气有限公司 | Power supply monitoring equipment |
-
2019
- 2019-02-20 CN CN201920216937.0U patent/CN209690452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112994240A (en) * | 2021-03-04 | 2021-06-18 | 湖北泰和电气有限公司 | Power supply monitoring equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 |