CN201701542U - Precise metering drainage bag with flow rate estimating devices - Google Patents
Precise metering drainage bag with flow rate estimating devices Download PDFInfo
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- CN201701542U CN201701542U CN2010201972629U CN201020197262U CN201701542U CN 201701542 U CN201701542 U CN 201701542U CN 2010201972629 U CN2010201972629 U CN 2010201972629U CN 201020197262 U CN201020197262 U CN 201020197262U CN 201701542 U CN201701542 U CN 201701542U
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Abstract
The utility model discloses a precise metering drainage bag with flow rate estimating devices, which comprises a standard joint, a catheter, a respirator, a sealed hard graduated flask with scales, a liquid collection bag, a liquid discharge valve and the flow rate estimating devices, wherein the standard joint is respectively connected with a protective cap and the catheter, the catheter is respectively connected with the standard joint and the first flow rate estimating device, the respirator is respectively connected with the flow rate estimating devices and the sealed hard graduated flask with the scales, the flow rate estimating devices are arranged between the respirator and the sealed hard graduated flask with the scales, the sealed hard graduated flask with the scales is respectively connected with the respirator and a two-way valve, and the two-way valve is respectively connected with the sealed hard graduated flask with the scales and the liquid collection bag. The utility model has the advantages of simple structure, accurate metering and convenient operation, can ensure the accuracy of the drainage liquid volume metering, and can realize the real-time estimation and the fixed time calculation on the volume of the drainage liquid. The utility model belongs to a disposable product, and avoids the crossed infection.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates to a kind of delicate metering drainage bag with the flow estimating device more specifically, is applicable to that clinical drain liquid such as urine that patient is carried out carries out the flow estimation and regularly measures.
Background technology
The at present clinical drainage bag (hereinafter to be referred as the general drainage bag) that generally uses is though upward be printed on scale, and the error in dipping of drainage bag high scale is very big, can only probably estimate the volume of draining fluids.Can not carry out accurate measurement to the volume of draining fluids; Need estimate the flow of drain liquid in the clinical use to some especial patients, the general drainage bag does not have the flow estimation function.Utilize the volume differences of the drain liquid in the different time sections drainage bag to calculate the method for drain flow quantity, the defective that has two aspects: at first, to wait the set time point to arrive after, could utilize volume differences to carry out the strength estimation, can not realize the real-time estimation and the observation of flow; The second,, cause flow estimation result also to have bigger error because the error in dipping of general drainage bag is bigger.
Need in addition drain liquid is carried out sample analysis in clinical use, the general drainage bag does not have the real time sample device, and sampling operation is more loaded down with trivial details, and drain liquid pollutes medical personnel easily in operating process.
The at present clinical drainage bag that generally uses can only be used for general patient's body fluid drain, can not be applicable to the patient that need carry out accurate measurement and flow estimation to drain liquid.
Therefore, be necessary to design a kind of simple in structure, accurate measurement, easy to operate, can guarantee the accuracy of the long-pending metering of draining fluids and can estimate and regularly calculate the drainage bag of the volume of drain liquid in real time.
Summary of the invention
The purpose of this utility model has been to provide a kind of delicate metering drainage bag with the flow estimating device, simple in structure, easy to operate, accurate measurement.
This utility model solves the problems of the technologies described above the technical scheme that is adopted: series connection real-time traffic estimating device, real time sample device and accurate measuring device on the conduit of general drainage bag.More than three devices realize isolating by two-way valve with the connected sum of liquid-collection bag.Can directly use conduit to connect between assembly of forming by protective cap, modular connection, real-time traffic estimating device, real time sample device and accurate measuring device and the liquid-collection bag, perhaps adopt modular connection to connect.
The real-time traffic estimating device comprises dropper and transparent kettle.Its difference is: the internal diameter size of dropper guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml.And can clearly see the flow regime of drain liquid by dropper by transparent kettle.
The real time sample device comprises Y type adapter and the endurable real time sample device that stings rubber.
Accurate measuring device comprises having graduated airtight hard graduated cylinder, the accurate measuring device of lower resistance breather valve and hook.The lower resistance respiratory organ is used for the inside and outside air pressure of balance accurate measuring device, guarantees to avoid when air frees in and out airborne antibacterial and other pollutant to enter in the accurate measuring device.The filter membrane of lower resistance respiratory organ is a fibrous membrane.Diaphragm-operated normal pore size is 0.1 μ m-0.5 μ m.
Principle of the present utility model is:
1, real-time traffic estimation: the real-time traffic estimating device comprises dropper and transparent kettle.The internal diameter size of dropper guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml.Medical personnel can clearly see flow regime and droplet speed of drain liquid by dropper by transparent kettle.Its flow estimation equation and evaluation method are identical with disposable infusion set, and the clinical medical and nursing personnel pass through relevant flow estimation training.
2, accurate measurement: adopt to have graduated airtight hard graduated cylinder, the drain liquid that flows into is wherein carried out accurate measurement.The lower resistance respiratory organ is used to guarantee the air pressure balance that accurate measuring device is inside and outside, when the drain liquid stream went into to have graduated airtight hard graduated cylinder, the air in the graduated airtight hard graduated cylinder of original tape was discharged through the lower resistance respiratory organ and is had outside the graduated airtight hard graduated cylinder; When opening two-way valve and will have drain liquid in the graduated airtight hard graduated cylinder and enter liquid-collection bag, outside air enters through the lower resistance respiratory organ and has in the graduated airtight hard graduated cylinder.Filtration membrane on the lower resistance respiratory organ can guarantee to avoid when air frees in and out airborne antibacterial and other pollutant to enter in the accurate measuring device.
A kind of delicate metering drainage bag with the flow estimating device, it comprises protective cap, modular connection, conduit, real time sample mouth, hook, respiratory organ, has graduated airtight hard graduated cylinder, two-way valve, liquid-collection bag, bleeder valve, the first flow velocity estimating device, the second flow velocity estimating device.Its annexation is: modular connection is connected with protective cap, conduit respectively; modular connection is used for and being connected of catheter or other drainage systems; protective cap is for protective standard joint before re-using; conduit is connected with modular connection, the first flow velocity estimating device respectively, in order to flow via a conduit in the first flow velocity estimating device from the drain liquid that catheter or other drainage systems drain.The flow velocity estimating device is used for estimating in real time the flow of drain liquid, can clearly see the flow regime of drain liquid by transparent kettle by dropper, the internal diameter size of dropper guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml, conduit and respectively and between have the real time sample mouth, the drain liquid that drains is carried out real time sample, respiratory organ respectively with the second flow velocity estimating device, having graduated airtight hard graduated cylinder connects, have on the graduated airtight hard graduated cylinder and have a respiratory organ, be in balance hard graduated cylinder, flow into and when getting rid of drain liquid inside and outside air pressure balance; The internal diameter size of the second flow velocity estimating device guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml, can see clearly that by transparent kettle drain liquid enters the flow regime of hard graduated cylinder, thereby the flow velocity of estimation drain liquid, hook is housed having on the graduated airtight hard graduated cylinder, airtight hard graduated cylinder is hung over clinical suitable position, avoid because the hard graduated cylinder and wherein the weight of drain liquid modular connection produced in the connection of drainage systems such as catheter pull, or at respiratory organ and have between the graduated airtight hard graduated cylinder the second flow velocity estimating device is housed, drain liquid can carry out the real-time estimation of flow during through the second flow velocity estimating device 12, drain liquid flows into through the second flow velocity estimating device 12 and has graduated airtight hard graduated cylinder and carry out the accurate measurement of volume, going into the hard graduated cylinder at the drain liquid stream is, air in the hard graduated cylinder is discharged through respiratory organ, when going into the hard graduated cylinder, the drain liquid stream keeps the inside and outside air pressure balance of balance hard graduated cylinder, have graduated airtight hard graduated cylinder respectively with respiratory organ, two-way valve connects, be open to the custom when closing two, the draining fluids that accurate measurement flows in the hard graduated cylinder is long-pending; Opening two-way valve, when the drain liquid in the rigid container is entered liquid-collection bag, outside air enters in the hard graduated cylinder through respiratory organ, when going out the hard graduated cylinder, the drain liquid stream keeps the inside and outside air pressure balance of balance hard graduated cylinder, two-way valve respectively with have graduated airtight hard graduated cylinder, liquid-collection bag is connected, two-way valve cuts out and opens two states, and down, drain liquid enters and carries out accurate measurement in the hard graduated cylinder in off position; Open check valve by clinical requirement, drain liquid in the hard graduated cylinder is discharged in the liquid-collection bag, make the hard graduated cylinder be in zero-bit again, liquid-collection bag is connected with two-way valve, bleeder valve respectively, and it is that drain liquid enters liquid-collection bag in the hard graduated cylinder in order to control that two-way valve is connected with liquid-collection bag; When drain liquid is full of liquid-collection bag, open bleeder valve, drain liquid in the liquid-collection bag is discharged.
Compared with prior art, the beneficial effects of the utility model are:
Simple in structure, accurate measurement, easy to operate, guaranteed the accuracy of the long-pending metering of draining fluids and can estimate in real time and the volume that regularly calculates drain liquid that the estimation equation of flow is identical with disposable infusion set with method that the clinical medical and nursing personnel all can know.Open two-way valve and will have that the drain liquid through accurate measurement enters in the liquid-collection bag in the graduated airtight hard graduated cylinder, can make and have graduated airtight hard graduated cylinder and restart accurate measurement, have the accurate measurement that graduated airtight hard graduated cylinder can realize that draining fluids is long-pending, and can regularly or quantitatively repeatedly use according to clinical requirement.This utility model is disposable products, avoids cross infection.
Description of drawings
Fig. 1 is a kind of delicate metering drainage bag structural representation (split type) with the flow estimating device;
Fig. 2 is a kind of delicate metering drainage bag structural representation (integral type) with the flow estimating device;
Wherein: the 1-protective cap, the 2-modular connection, the 3-conduit, 4-real time sample mouth, the 5-hook, 6-respiratory organ, 7-have graduated airtight hard graduated cylinder, 8-two-way valve, 9-liquid-collection bag, 10-bleeder valve, the 11-first flow velocity estimating device, the 12-second flow velocity estimating device.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is described in further detail:
A kind of delicate metering drainage bag with the flow estimating device, it comprises protective cap 1, modular connection 2, conduit 3, real time sample mouth 4, hook 5, respiratory organ 6, has graduated airtight hard graduated cylinder 7, two-way valve 8, liquid-collection bag 9, bleeder valve 10, the first flow velocity estimating device 11, the second flow velocity estimating device 12.Its annexation is: modular connection 2 is connected with protective cap 1, conduit 3 respectively, and modular connection 2 is used for and being connected of catheter or other drainage systems, and drain liquid is inserted in the drainage bag from catheter or other drainage systems.Protective cap 1 is that conduit 3 is connected with modular connection 2, the first flow velocity estimating device 11 respectively for protective standard joint before re-using, and the drain liquid that drains from catheter or other drainage systems flows in the first flow velocity estimating device by marking joint and conduit.The flow velocity estimating device is used for estimating in real time the flow of drain liquid, can clearly see the flow regime of drain liquid by dropper by transparent kettle, and the internal diameter size of dropper guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml.Between the conduit 3 and the first flow velocity estimating device 11, have real time sample mouth 4, pass through sample tap, use syringe that the drain liquid that drains is carried out real time sample, respiratory organ 6 respectively with the first flow velocity estimating device 11, have graduated airtight hard graduated cylinder 7 and be connected, have on the graduated airtight hard graduated cylinder 7 and have a respiratory organ 6, be in balance hard graduated cylinder, flow into and when getting rid of drain liquid inside and outside air pressure balance; The internal diameter size of the first flow velocity estimating device 11 guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml, can see clearly that by transparent kettle drain liquid enters the flow regime of hard graduated cylinder, thereby the flow velocity of estimation drain liquid, have be equipped with on the graduated airtight hard graduated cylinder 7 hook 5, airtight hard graduated cylinder is hung over clinical suitable position, avoid because the hard graduated cylinder and wherein the weight of drain liquid modular connection produced in the connection of drainage systems such as catheter pull.Or at respiratory organ 6 and have between the graduated airtight hard graduated cylinder 7 the second flow velocity estimating device 12 is housed, drain liquid can carry out the real-time estimation of flow during through the second flow velocity estimating device 12, drain liquid flows into through the second flow velocity estimating device 12 and has graduated airtight hard graduated cylinder 7 and carry out the accurate measurement of volume, when the drain liquid stream is gone into the hard graduated cylinder, air in the hard graduated cylinder is discharged through respiratory organ, keeps the inside and outside air pressure balance of balance hard graduated cylinder when the drain liquid stream is gone into the hard graduated cylinder; Have graduated airtight hard graduated cylinder 7 and be connected with respiratory organ 6, two-way valve 8 respectively, be taken at two and be open to the custom when closing, the draining fluids that accurate measurement flows in the hard graduated cylinder is long-pending; Respiratory organ 6 be in balance hard graduated cylinder, flow into and when getting rid of drain liquid inside and outside air pressure balance, two-way valve 8 respectively with have graduated airtight hard graduated cylinder 7, liquid-collection bag 9 is connected, two-way valve cuts out and opens two states, down, drain liquid enters and carries out accurate measurement in the hard graduated cylinder in off position; Open check valve by clinical requirement, drain liquid in the hard graduated cylinder is discharged in the liquid-collection bag, makes the hard graduated cylinder be in zero-bit again, liquid-collection bag 9 is connected with two-way valve 8, bleeder valve 10 respectively, be open to the custom when closing two, the draining fluids that accurate measurement flows in the hard graduated cylinder is long-pending; Opening two-way valve 8, when the drain liquid in the rigid container was entered liquid-collection bag, outside air entered in the hard graduated cylinder through respiratory organ, kept the inside and outside air pressure balance of balance hard graduated cylinder when the drain liquid stream goes out the hard graduated cylinder.
The delicate metering drainage bag of band flow estimating device is series connection real-time traffic estimating device, real time sample device and an accurate measuring device on the conduit of existing general drainage bag.More than three devices realize isolating by two-way valve with the connected sum of liquid-collection bag.Can directly use conduit to connect between described real-time traffic estimating device, real time sample device and accurate measuring device and two-way valve and the liquid-collection bag, perhaps adopt modular connection to connect.Described real-time traffic estimating device comprises dropper and transparent kettle.The internal diameter size of dropper guarantees that the volume of per 20 drain liquid is 1ml ± 0.1ml, and the kettle that drips of described real-time traffic estimating device adopts transparent material to make.And can clearly see the flow regime of drain liquid by dropper by transparent kettle.Its flow estimation equation and evaluation method are identical with disposable infusion set, and the clinical medical and nursing personnel pass through relevant flow estimation training; The real time sample device comprises Y type adapter and endurable thorn rubber.Endurable thorn rubber can guarantee still can guarantee sealing state through after the entry needle puncture sampling; Described accurate measuring device comprises and has graduated airtight hard graduated cylinder, lower resistance respiratory organ and hook.Have the accurate measurement that graduated airtight hard graduated cylinder is used for drain liquid.The lower resistance respiratory organ is used for the inside and outside air pressure of balance accurate measuring device, guarantees to avoid when air frees in and out airborne antibacterial and other pollutant to enter in the accurate measuring device.The filter membrane of lower resistance respiratory organ 6 is a fibrous membrane, and diaphragm-operated normal pore size is 0.1 μ m-0.5 μ m.Have the accurate measurement that graduated airtight hard graduated cylinder can realize that draining fluids is long-pending, and can regularly or quantitatively repeatedly use according to clinical requirement, open two-way valve and will have that the drain liquid through accurate measurement enters in the liquid-collection bag in the graduated airtight hard graduated cylinder, can make to have graduated airtight hard graduated cylinder and restart accurate measurement.By regularly or quantitatively discharging the drain liquid that has in the graduated airtight hard graduated cylinder, can carry out accurate flow measurement and calculating to drain liquid.Described real-time traffic estimating device and accurate measuring device can be made of one formula or split type.
Claims (5)
1. delicate metering drainage bag with the flow estimating device; it comprises modular connection (2); conduit (3); respiratory organ (6); have graduated airtight hard graduated cylinder (7); liquid-collection bag (9); bleeder valve (10); the first flow velocity estimating device (11); it is characterized in that: modular connection (2) respectively with protective cap (1); conduit (3) connects; conduit (3) respectively with modular connection (2); the first flow velocity estimating device (11) connects; respiratory organ (6) respectively with the first flow velocity estimating device (11); having graduated airtight hard graduated cylinder (7) connects; at respiratory organ (6) and have the second flow velocity estimating device (12) is housed between the graduated airtight hard graduated cylinder (7); have graduated airtight hard graduated cylinder (7) respectively with respiratory organ (6); two-way valve (8) connects, two-way valve (8) respectively with have graduated airtight hard graduated cylinder (7); liquid-collection bag (9) connects.
2. a kind of delicate metering drainage bag with the flow estimating device according to claim 1, it is characterized in that: described conduit (3) has real time sample mouth (4).
3. a kind of delicate metering drainage bag with the flow estimating device according to claim 1 is characterized in that: describedly hook (5) is housed having on the graduated airtight hard graduated cylinder (7).
4. a kind of delicate metering drainage bag with the flow estimating device according to claim 1 is characterized in that: described liquid-collection bag (9) is connected with two-way valve (8), bleeder valve (10) respectively.
5. a kind of delicate metering drainage bag according to claim 1 with the flow estimating device, it is characterized in that: the filter membrane of described respiratory organ (6) is a fibrous membrane, diaphragm-operated normal pore size is 0.1 μ m-0.5 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201972629U CN201701542U (en) | 2010-05-14 | 2010-05-14 | Precise metering drainage bag with flow rate estimating devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201972629U CN201701542U (en) | 2010-05-14 | 2010-05-14 | Precise metering drainage bag with flow rate estimating devices |
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| Publication Number | Publication Date |
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| CN201701542U true CN201701542U (en) | 2011-01-12 |
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| CN2010201972629U Expired - Fee Related CN201701542U (en) | 2010-05-14 | 2010-05-14 | Precise metering drainage bag with flow rate estimating devices |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102715974A (en) * | 2012-06-15 | 2012-10-10 | 珠海沃姆电子有限公司 | Urine collection device |
| CN104771794A (en) * | 2011-08-11 | 2015-07-15 | 苏州林华医疗器械有限公司 | Disposable automatic control precise metering drainage bag |
-
2010
- 2010-05-14 CN CN2010201972629U patent/CN201701542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771794A (en) * | 2011-08-11 | 2015-07-15 | 苏州林华医疗器械有限公司 | Disposable automatic control precise metering drainage bag |
| CN102715974A (en) * | 2012-06-15 | 2012-10-10 | 珠海沃姆电子有限公司 | Urine collection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20120514 |