CN215462686U - Intravenous medicine dispensing machine with multiple filtering and purifying functions - Google Patents
Intravenous medicine dispensing machine with multiple filtering and purifying functions Download PDFInfo
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- CN215462686U CN215462686U CN202121094402.4U CN202121094402U CN215462686U CN 215462686 U CN215462686 U CN 215462686U CN 202121094402 U CN202121094402 U CN 202121094402U CN 215462686 U CN215462686 U CN 215462686U
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Abstract
The utility model discloses an intravenous dispensing machine with multiple filtering and purifying functions, which comprises a compressed air pump, an air path system and an injector hand-held device which are connected in sequence; the compression air pump comprises an air outlet and an air suction port; the gas path system comprises a forward injection gas path and a reverse suction gas path, a first filtering and purifying device is arranged at the joint of the gas outlet and the forward injection gas path, a second filtering and purifying device is arranged at the joint of the gas suction port and the reverse suction gas path, and a third filtering and purifying device is arranged at the joint of the gas path system and the injector handheld device; the problem of the protection of the whole gas circuit passageway of medicine dispensing machine for intravenous administration is solved, avoid the outside to reveal liquid medicine and impurity entering host computer inner channel, prevent that impurity and moisture that the power pack produced from getting into host computer inner channel to solenoid valve and sealed trachea are blockked up by liquid medicine and impurity and adhesion after using short time easily among the medicine dispensing machine control circuit for intravenous administration, the problem of the effective work of unable stability has been avoided.
Description
Technical Field
The utility model relates to the technical field of dispensing machines, in particular to an intravenous dispensing machine with multiple filtering and purifying functions.
Background
At present, most intravenous medicine dispensing machines sold on the market are designed in such a way that the influence of leakage of a liquid medicine container and the influence of impurities existing in a compression pump body and an electromagnetic valve air channel on the stability of the whole air channel is not considered in the whole air channel design of the intravenous medicine dispensing machines, so that most intravenous medicine dispensing machine control circuits are easily blocked and adhered by the liquid medicine and the impurities after being used for a short time, and the intravenous medicine dispensing machines cannot work stably and effectively.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to at least one of the technical problems of the prior art, and provides an intravenous medicine dispenser with multiple filtering and purifying functions.
The embodiment of the utility model provides an intravenous dispensing machine with multiple filtering and purifying functions, which comprises a compression air pump, an air path system and an injector hand-held device which are sequentially connected; the compression air pump is used for providing positive pressure or negative pressure airflow and comprises an air outlet and an air suction port; the syringe hand-held device is used for connecting with a syringe; the gas circuit system comprises a forward injection gas circuit connected with the gas outlet and the injector handheld device and a reverse suction gas circuit connected with the gas suction port and the injector handheld device, a first filtering and purifying device is arranged at the joint of the gas outlet and the forward injection gas circuit, a second filtering and purifying device is arranged at the joint of the gas suction port and the reverse suction gas circuit, and a third filtering and purifying device is arranged at the joint of the gas circuit system and the injector handheld device.
The intravenous dispensing machine with the multiple filtering and purifying functions provided by the embodiment of the utility model at least has the following beneficial effects: the first filtering and purifying device is arranged at the air outlet of the compression air pump to filter, purify and antibacterial the gas exhausted from the compression air pump, the second filtering and purifying device is arranged at the air inlet of the compression air pump to filter and purify the gas pumped back from the outside, and the third filtering and purifying device is arranged at the joint of the air path system and the injector hand-held device, so that the liquid medicine solution or powder leaked from the injector hand-held device can be avoided, the negative pressure suction air of the compression air pump is sucked into the air path system or sucked into the compression air pump, the protection problem of the whole air path channel of the intravenous medicine dispensing machine is solved, the liquid medicine and impurities leaked from the outside are prevented from entering the internal channel of the host, and the impurities and moisture generated by the power unit are prevented from entering the internal channel of the host, thereby avoiding the electromagnetic valve and the sealed air pipe in the control circuit of most intravenous medicine dispensing machines from being easily blocked and adhered by the liquid medicine and the impurities after being used for a short time, the problem of unstable and effective work.
In the intravenous dispensing machine, the third filtering and purifying device adopts an AF air filter, and the intravenous dispensing machine further comprises a liquid medicine collecting and discharging device connected with the AF air filter.
The third filtering and purifying device is isolated from leaked liquid medicine by the water-gas separation principle of the AF air filter, so that the liquid medicine is prevented from remaining in the air path system of the dispensing machine, and the liquid medicine collecting and discharging device is arranged, so that the concentrated excretion is convenient and clean.
In the intravenous medicine dispensing machine, the second filtering and purifying device adopts a ZFC vacuum filter, and the ZFC vacuum filter adopts a PE filter element or a resin filter element.
The second filtering and purifying device adopts a ZFC vacuum filter, and the ZFC vacuum filter adopts a PE filter element or a resin filter element, so that the requirements of negative pressure flow and filtering precision can be met.
In the intravenous medicine dispensing machine, the first filtering and purifying device adopts an aluminum water-cooling heat dissipation filtering and collecting water tank.
First filtration purification device adopts the water-cooling heat dissipation to filter and collects the water tank and is used for holding back compression air pump compressed air moisture and impurity, avoids compression air pump impurity directly to get into the gas circuit system to reduce the softening and the decomposition of compressed gas temperature to trachea passageway material.
In the intravenous medicine dispensing machine, the forward injection air path is further provided with a pressure relief exhaust filtering device, and the pressure relief exhaust filtering device comprises a ZFC vacuum filter and a silencer which are connected with the forward injection air path.
The forward injection air path is also provided with a pressure relief exhaust filtering device for discharging and filtering pressure relief air flow in the forward injection air path.
The front end of the compression air pump is provided with a fourth filtering and purifying device which can firstly filter and purify the gas to be fed into the compression air pump.
In the intravenous medicine dispensing machine, the forward injection air path includes a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve and a pressure air storage cylinder, the air outlet is connected to the first filtering and purifying device, the first filtering and purifying device is connected to the first electromagnetic valve, the first electromagnetic valve is respectively connected to the second electromagnetic valve and the pressure air storage cylinder, the pressure air storage cylinder is connected to the third electromagnetic valve, the third electromagnetic valve and the second electromagnetic valve are both connected to the third filtering and purifying device, and the third filtering and purifying device is connected to the injector hand-held device; the reverse suction air path comprises a fourth electromagnetic valve, the third filtering and purifying device is connected to the second filtering and purifying device through the fourth electromagnetic valve, and the second filtering and purifying device is connected to the air suction port.
The specific configuration of forward push injection gas circuit and reverse suction gas circuit in the gas circuit system for intravenous route medicine dispensing machine has first pressure and pushes injection mode, first pressure and pushes injection mode and suction mode: in a first pressure injection mode, the first electromagnetic valve conducts the air outlet and the second electromagnetic valve and cuts off the air outlet and the pressure air storage cylinder, the third electromagnetic valve cuts off the pressure air storage cylinder and the injector hand-held device, and the fourth electromagnetic valve cuts off the injector hand-held device and the air suction port, so that positive pressure air output by the air outlet flows to the injector hand-held device through the first electromagnetic valve and the second electromagnetic valve; in a second pressure bolus mode: the first electromagnetic valve conducts the air outlet and the pressure air storage cylinder so that the pressure of the pressure air storage cylinder reaches a preset value; the first solenoid valve conducts the air outlet and the second solenoid valve, the second solenoid valve conducts the first solenoid valve and the injector hand holder, the third solenoid valve conducts the pressure air cylinder and the injector hand holder, and the fourth solenoid valve cuts off the injector hand holder and the air suction port, so that positive pressure air output by the air outlet flows to the injector hand holder through the first solenoid valve and the second solenoid valve, and pressurized air is output by the pressure air cylinder to the injector hand holder; in the suction mode: the second solenoid valve shuts off the first solenoid valve and the syringe handset, the third solenoid valve shuts off the pressure reservoir and the syringe handset, and the fourth solenoid valve conducts the syringe handset and the suction port, thereby forming a suction airflow flowing from the syringe handset to the suction port through the fourth solenoid valve.
In the intravenous medicine dispensing machine, the air path system further comprises a second pressure relief and exhaust device, the second pressure relief and exhaust device is connected to the second electromagnetic valve, and a pressure relief opening of the second pressure relief and exhaust device is provided with a vacuum filter and a silencer.
The vacuum filter and the silencer which are arranged at the pressure relief opening of the second pressure relief and exhaust device can exhaust and filter pressure relief airflow.
In above-mentioned intravenous medicine dispensing machine, the syringe handheld device is including the trachea access portion, handheld portion, the syringe of connecting gradually place the portion, the third filters purifier and is connected to through sealing connection trachea the trachea access portion.
In the intravenous medicine dispensing machine, a filtering module with filtering, purifying and antibacterial resisting functions is arranged at the joint of the injector placing part and the handheld part.
In the intravenous medicine dispensing machine, the filtering module comprises a base, a filtering membrane with filtering, purifying and antibacterial resisting functions and a plastic fastener buckled on the base for clamping the filtering membrane.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the example serve to explain the principles of the utility model and not to limit the utility model.
The utility model is further described below with reference to the accompanying drawings and examples;
FIG. 1 is a schematic diagram of an intravenous dispensing machine with multiple filtration and purification functions according to an embodiment of the present invention;
FIG. 2 is a schematic view of a syringe hand piece of an intravenous dispenser provided in accordance with an embodiment of the present invention;
fig. 3 is a schematic diagram of a filter module of a syringe holder of an intravenous administration apparatus according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
The embodiments of the present invention will be further explained with reference to the drawings.
Referring to fig. 1, an embodiment of the present invention provides an intravenous dispensing machine with multiple filtering and purifying functions, which includes a compressed air pump 100, an air channel system 200, and an injector hand-held device 300 connected in sequence; the compression air pump 100 is used for providing positive pressure or negative pressure airflow, and the compression air pump 100 comprises an air outlet 110 and an air inlet 120; the syringe handset 300 is for connection to a syringe; the gas circuit system 200 comprises a forward injection gas circuit connecting the gas outlet 110 and the injector handheld device 300 and a reverse suction gas circuit connecting the gas inlet 120 and the injector handheld device 300, a first filtering and purifying device 400 is arranged at the joint of the gas outlet 110 and the forward injection gas circuit, a second filtering and purifying device 500 is arranged at the joint of the gas inlet 120 and the reverse suction gas circuit, and a third filtering and purifying device 600 is arranged at the joint of the gas circuit system 200 and the injector handheld device 300.
According to the intravenous dispensing machine with multiple filtering and purifying functions provided by the embodiment of the utility model, the first filtering and purifying device 400 is arranged at the air outlet 110 of the compressed air pump 100 to filter, purify and sterilize the air discharged from the compressed air pump 100, the second filtering and purifying device 500 is arranged at the air inlet 120 of the compressed air pump 100 to filter and purify the air pumped back from the outside, and the third filtering and purifying device 600 is arranged at the connection part of the air channel system 200 and the injector hand-held device 300, so that the liquid medicine solution or powder leaked from the injector hand-held device 300 can be avoided, the air sucked by the negative pressure of the compressed air pump 100 is sucked into the air channel system 200 or into the compressed air pump 100, the protection problem of the whole air channel of the intravenous dispensing machine is solved, the liquid medicine leaked from the outside and the impurities can be prevented from entering the internal channel of the host machine, and the impurities and moisture generated by the power unit can be prevented from entering the internal channel of the host machine, thereby avoided among the great majority of intravenous medicine dispensing machine control circuit solenoid valve and sealed trachea to use after the short time easily by liquid medicine and impurity jam and adhesion, the problem of unable stable effective work.
Referring to fig. 1, in the intravenous administration machine, the third filtering and purifying device 600 adopts an AF air filter, and the intravenous administration machine further comprises a liquid medicine collecting and discharging device 610 connected with the AF air filter.
The third filtering and purifying device 600 is isolated from leaked liquid medicine by the water-air separation principle of the AF air filter, prevents the liquid medicine from remaining inside the air path system 200 of the dispensing machine, and is provided with a liquid medicine collecting and discharging device 610, thereby facilitating the centralized drainage and cleaning.
Referring to fig. 1, in the intravenous administration apparatus, the second filtering and purifying device 500 is a ZFC vacuum filter, and the ZFC vacuum filter is a PE filter or a resin filter.
The second filtering and purifying device 500 adopts a ZFC vacuum filter, and the ZFC vacuum filter adopts a PE filter element or a resin filter element, so that the requirements of negative pressure flow and filtering precision can be met.
Referring to fig. 1, in the intravenous medicine dispensing machine, the first filtering and purifying device 400 is an aluminum water-cooling heat-dissipation filtering and collecting water tank.
First filtration purification device 400 adopts water-cooling heat dissipation to filter and collects the water tank and is used for holding back compressed air moisture and impurity of compression air pump 100, avoids compression air pump 100 impurity directly to get into gas circuit system 200 to reduce the softening and the decomposition of compressed gas temperature to trachea passageway material.
Referring to fig. 1, in the intravenous medicine dispensing machine, the forward injection air passage is further provided with a pressure relief exhaust filtering device 700, and the pressure relief exhaust filtering device 700 includes a ZFC vacuum filter and a muffler connected to the forward injection air passage.
The pressure relief and exhaust filtering device 700 is further arranged on the forward injection air path and used for discharging and filtering pressure relief air flow in the forward injection air path.
Referring to fig. 1, in the intravenous dispensing machine, the forward bolus injection air channel includes a first electromagnetic valve 211, a second electromagnetic valve 212, a third electromagnetic valve 213 and a pressure air reservoir 214, the air outlet 110 is connected to the first filtering and purifying device 400, the first filtering and purifying device 400 is connected to the first electromagnetic valve 211, the first electromagnetic valve 211 is respectively connected to the second electromagnetic valve 212 and the pressure air reservoir 214, the pressure air reservoir 214 is connected to the third electromagnetic valve 213, the third electromagnetic valve 213 and the second electromagnetic valve 212 are both connected to the third filtering and purifying device 600, and the third filtering and purifying device 600 is connected to the syringe holder 300; the reverse suction gas path includes a fourth solenoid valve 221, the third filtering and purifying device 600 is connected to the second filtering and purifying device 500 through the fourth solenoid valve 221, and the second filtering and purifying device 500 is connected to the suction port 120.
The specific configuration of forward injection gas circuit and reverse suction gas circuit in gas circuit system 200 for intravenous route medicine dispensing machine has first pressure and pushes mode, second pressure and pushes mode and suction mode: in the first pressure bolus mode, the first solenoid valve 211 conducts the air outlet 110 and the second solenoid valve 212 and cuts off the air outlet 110 and the pressure air cylinder 214, the third solenoid valve 213 cuts off the pressure air cylinder 214 and the injector hand-held device 300, and the fourth solenoid valve 221 cuts off the injector hand-held device 300 and the air suction port 120, so that positive pressure air output from the air outlet 110 flows to the injector hand-held device 300 through the first solenoid valve 211 and the second solenoid valve 212; in a second pressure bolus mode: the first solenoid valve 211 connects the air outlet 110 and the pressure reservoir 214 to make the pressure of the pressure reservoir 214 reach a preset value; the first solenoid valve 211 conducts the air outlet 110 and the second solenoid valve 212, the second solenoid valve 212 conducts the first solenoid valve 211 and the injector hand-held device 300, the third solenoid valve 213 conducts the pressure air container 214 and the injector hand-held device 300, and the fourth solenoid valve 221 cuts off the injector hand-held device 300 and the suction port 120, so that the positive pressure air output from the air outlet 110 flows to the injector hand-held device 300 through the first solenoid valve 211 and the second solenoid valve 212, and the pressure air container 214 outputs the pressurized air to the injector hand-held device 300; in the suction mode: the second solenoid valve 212 blocks the first solenoid valve 211 from the syringe handset 300, the third solenoid valve 213 blocks the pressure cylinder 214 from the syringe handset 300, and the fourth solenoid valve 221 connects the syringe handset 300 to the suction port 120, thereby forming a suction flow from the syringe handset 300 to the suction port 120 through the fourth solenoid valve 221.
Referring to fig. 1, in the intravenous dispensing machine, the air path system 200 further includes a fifth electromagnetic valve and a slow-bolus pressure relief valve, the slow-bolus pressure relief valve is connected to a pipeline between the first electromagnetic valve 211 and the second electromagnetic valve 212 through the fifth electromagnetic valve, and the intravenous dispensing machine system further includes a third pressure bolus mode:
the first electromagnetic valve 211 conducts the air outlet 110 and the second electromagnetic valve 212 and cuts off the air outlet 110 and the pressure air storage cylinder 214, the third electromagnetic valve 213 cuts off the pressure air storage cylinder 214 and the injector hand-held device 300, the fourth electromagnetic valve 221 cuts off the injector hand-held device 300 and the air suction port 120, the fifth electromagnetic valve conducts the first electromagnetic valve 211 and the slow injection pressure relief valve, so that positive pressure air flow output by the air outlet 110 flows to the injector hand-held device 300 through the first electromagnetic valve 211 and the second electromagnetic valve 212, and is released and depressurized through the fifth electromagnetic valve and the slow injection pressure relief valve.
Referring to fig. 1, in the intravenous medicine dispensing machine, the air path system further includes a second pressure relief and exhaust device, the second pressure relief and exhaust device is connected to the second electromagnetic valve 212, and a pressure relief port of the second pressure relief and exhaust device is provided with a vacuum filter and a muffler. The intravenous dispensing machine system further comprises a transitional pressure relief mode: the second electromagnetic valve 212 is controlled to conduct the first electromagnetic valve 211 and the second pressure relief and exhaust device, so that the positive pressure gas flow of the pipeline between the first electromagnetic valve 211 and the second electromagnetic valve 212 is discharged through the second pressure relief and exhaust device. The vacuum filter and the silencer which are arranged at the pressure relief opening of the second pressure relief and exhaust device can exhaust and filter pressure relief airflow.
In addition, the air circuit system 200 further includes a sixth solenoid valve, one end of the sixth solenoid valve is connected to the pipeline between the fourth solenoid valve 221 and the injector hand-held device 300, and the other end of the sixth solenoid valve is connected to both the fourth solenoid valve 221 and the second solenoid valve 212, and the transient pressure relief mode control method further includes:
the second solenoid valve 212 is controlled to conduct the first solenoid valve 211 and the fourth solenoid valve 221, the sixth solenoid valve is controlled to conduct the injector hand-held device 300 and the fourth solenoid valve 221, and the fourth solenoid valve 221 is controlled to conduct the sixth solenoid valve and the suction port 120, so that the positive pressure air flow of the pipeline between the first solenoid valve 211 and the second solenoid valve 212 and the positive pressure air flow of the pipeline between the injector hand-held device 300 and the fourth solenoid valve 221 are discharged through the suction port 120.
Referring to fig. 2, in the intravenous administration apparatus, the syringe holder 300 includes an air tube access portion 310, a holding portion 320, and a syringe placing portion 330, which are connected in sequence, and the third filtering and purifying device 600 is connected to the air tube access portion 310 through a sealed connection air tube 900.
Referring to fig. 2, in the intravenous dispensing machine, a filtering module 340 having filtering, purifying and bacteria inhibiting functions is disposed at a connection position of the syringe placement part 330 and the hand-held part 320.
Referring to fig. 3, in the intravenous dispensing machine, the filtering module 340 includes a base 341, a filtering membrane 342 having filtering, purifying and bacteria inhibiting functions, and a plastic fastener 343 fastened to the base 341 to clamp the filtering membrane 342.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (10)
1. An intravenous dispensing machine with multiple filtering and purifying functions is characterized by comprising a compressed air pump, an air path system and an injector hand-held device which are sequentially connected; the compression air pump is used for providing positive pressure or negative pressure airflow and comprises an air outlet and an air suction port; the syringe hand-held device is used for connecting with a syringe; the gas circuit system comprises a forward injection gas circuit connected with the gas outlet and the injector handheld device and a reverse suction gas circuit connected with the gas suction port and the injector handheld device, a first filtering and purifying device is arranged at the joint of the gas outlet and the forward injection gas circuit, a second filtering and purifying device is arranged at the joint of the gas suction port and the reverse suction gas circuit, and a third filtering and purifying device is arranged at the joint of the gas circuit system and the injector handheld device.
2. An intravenous dispensing machine as claimed in claim 1, wherein the third filtering and purifying means is an AF air filter, the intravenous dispensing machine further comprising a medical fluid collection and discharge means connected to the AF air filter.
3. The intravenous dispensing machine of claim 1, wherein the second filtration purification means employs a ZFC vacuum filter that employs a PE cartridge or a resin cartridge.
4. The intravenous dispensing machine of claim 1, wherein the first filtering and purifying device is an aluminum water-cooled heat-dissipating filtering and collecting water tank.
5. The intravenous dispensing machine of claim 1, wherein the forward bolus air path is further provided with a pressure relief exhaust filter device comprising a ZFC vacuum filter and a muffler connected to the forward bolus air path.
6. The intravenous dispensing machine of claim 1, wherein the forward bolus infusion circuit comprises a first solenoid valve, a second solenoid valve, a third solenoid valve and a pressure air reservoir, the air outlet is connected to the first filtering and purifying device, the first filtering and purifying device is connected to the first solenoid valve, the first solenoid valve is respectively connected to the second solenoid valve and the pressure air reservoir, the pressure air reservoir is connected to the third solenoid valve, the third solenoid valve and the second solenoid valve are both connected to the third filtering and purifying device, and the third filtering and purifying device is connected to the syringe handset; the reverse suction air path comprises a fourth electromagnetic valve, the third filtering and purifying device is connected to the second filtering and purifying device through the fourth electromagnetic valve, and the second filtering and purifying device is connected to the air suction port.
7. The intravenous dispensing machine of claim 6, wherein the air circuit system further comprises a second pressure relief vent connected to the second solenoid valve, the pressure relief port of the second pressure relief vent being provided with a vacuum filter and a muffler.
8. An intravenous dispensing machine according to claim 1, characterized in that the syringe hand-held device comprises an air tube access part, a hand-held part and a syringe placing part which are connected in sequence, and the third filtering and purifying device is connected to the air tube access part through a sealed connecting air tube.
9. The intravenous dispensing machine of claim 8, wherein a filtering module with filtering, purifying and bacteriostatic resisting functions is arranged at the joint of the syringe placing part and the handheld part.
10. The intravenous dispensing machine of claim 9, wherein the filtering module comprises a base, a filtering membrane with filtering, purifying and bacteriostatic resisting functions, and a plastic fastener fastened on the base to clamp the filtering membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121094402.4U CN215462686U (en) | 2021-05-20 | 2021-05-20 | Intravenous medicine dispensing machine with multiple filtering and purifying functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121094402.4U CN215462686U (en) | 2021-05-20 | 2021-05-20 | Intravenous medicine dispensing machine with multiple filtering and purifying functions |
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| Publication Number | Publication Date |
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| CN215462686U true CN215462686U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121094402.4U Active CN215462686U (en) | 2021-05-20 | 2021-05-20 | Intravenous medicine dispensing machine with multiple filtering and purifying functions |
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| CN (1) | CN215462686U (en) |
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- 2021-05-20 CN CN202121094402.4U patent/CN215462686U/en active Active
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