CN102921092A - Disposable backflow-preventing drainage bag - Google Patents

Disposable backflow-preventing drainage bag Download PDF

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Publication number
CN102921092A
CN102921092A CN2012104218938A CN201210421893A CN102921092A CN 102921092 A CN102921092 A CN 102921092A CN 2012104218938 A CN2012104218938 A CN 2012104218938A CN 201210421893 A CN201210421893 A CN 201210421893A CN 102921092 A CN102921092 A CN 102921092A
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CN
China
Prior art keywords
valve
bag
drainage
backflows
drainage bag
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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.)
Pending
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CN2012104218938A
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Chinese (zh)
Inventor
沈建东
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JIANGSU KANGNUO MEDICAL DEVICES CO Ltd
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JIANGSU KANGNUO MEDICAL DEVICES CO Ltd
Priority date (The priority date 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 date listed.)
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Priority to CN2012104218938A priority Critical patent/CN102921092A/en
Publication of CN102921092A publication Critical patent/CN102921092A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a disposable backflow-preventing drainage bag which belongs to the technical field of medical instruments. The disposable backflow-preventing drainage bag comprises a drainage bag body, a drainage pipe and a drain pipe, wherein one end of the drainage pipe is communicated with a drainage bag body accommodating cavity of the drainage bag body, the other end of the drainage pipe is used for being matched and connected with a body fluid leading-out pipe of a patient, and the drain pipe is connected to the lower part of the drainage bag body, is communicated with the drainage bag body accommodating cavity of the drainage bag body, and is provided with a drain valve. The disposable backflow-preventing drainage bag is characterized in that a backflow-preventing valve is arranged on the outer wall of one side of the upper part of the drainage bag body and corresponds to one end of the drainage pipe, the backflow-preventing valve is connected with the drainage bag body accommodating cavity, one end of the drainage pipe is connected with the backflow-preventing valve, and the other end of the drainage pipe is provided with a sampling port. The disposable backflow-preventing drainage bag has the advantages of avoiding causing infection to the patient, and facilitating the sampling test of the medical staff.

Description

The anti-drainage bag that backflows of disposable use
Technical field
The invention belongs to the medical devices technical field, be specifically related to the anti-drainage bag that backflows of a kind of disposable use
Background technology
The self-evident function of drainage bag both can be used for the postoperative drainage such as the patient with operation in thoracic cavity and abdominal cavity also be can be used for the drain to long-term bed and the patient who is difficult to take care of oneself and even the special care person of family etc.The former namely uses the splanchnocoel postoperative patient and then shows as drainage bag worthy of the name, and the latter namely uses mainly for the bladder urethral catheterization long-term bedridden patients and even home care patient, therefore is called urinary bag in the medical treatment custom.
Technical information about drainage bag can be seen in published Chinese patent literature, for example: " the Y type drainage bag " that Granted publication CN2588988Y recommends, tube designs that this patent scheme will be connected with the drainage bag bag and that communicate with drainage bag bag cavity volume becomes to have the Y shape of drainage tube and tube for transfusion, the effect of drainage tube is that patient's body fluid such as bladder urine are drawn, and the function of tube for transfusion is to introduce cleanout fluid.Positive effect is need not to carry out twice intubate, has both alleviated the patient suffering, can save again medical worker's the nursing time, specifically can be referring to description page 1 the 16th to 21 row of this patent; And for example: Granted publication CN2403425Y provides " functional drain bag ", this patent scheme is the improvement to the structure of China Patent No. ZL95230137.7, ZL96218774.7 and ZL92218045.8, this patent scheme is by setting up modulator and three-way valve at drainage tube, three-way valve is connected with tube for transfusion, tube for transfusion is used for introducing cleanout fluid, therefore has the effect of different Qu Tonggong with CN2588988Y; Also disclose such as Granted publication CN202113476U " drainage bag " arranged, the achievement part of this patent scheme is: at the end for the hydrops in the splanchnocoel of postoperative patient being introduced the drainage tube (patent claims " upper drainage tube ") in the drainage bag that is connected with breast abdomen drainage tube external spiral formula joint is set, ensure that by this external spiral formula joint drainage tube and pleural/abdominal cavity drainage tube reliably and easily connect, specifically can be referring to the description 0005-0009 hurdle of this patent.
There is following logical fraud in the patented technology scheme that is not limited to exemplify above: one, do not return the interior function of drainage tube owing to not having the liquid that stops in the drainage bag bag cavity volume, therefore ought be in use just in case foreign body compressing drainage bag bag occurs, liquid in the drainage bag bag cavity volume can be in drainage tube returns patient body so, cause and infect and even even more serious consequence, again, when the full liquid of drainage bag bag cavity volume lifts and/or keeps flat, liquid in the drainage bag bag cavity volume can flow out from drainage tube, pollutes; Its two owing to not having a Sampling Interface, therefore when clinical worker needs the drainage-fluid sample examination, often comparatively bother, even at a loss as to what to do.
In view of above-mentioned prior art, be necessary to be improved, the applicant has done positive and useful design for this reason, formed technical scheme described below, and the manufacturing site location the applicant has carried out simulation test under the strict secrecy provision take tap water as medium having taked, and it is practicable that the result proves
Summary of the invention
Task of the present invention is to provide a kind of and helps to stop liquid in the drainage bag bag cavity volume in drainage tube returns patient body and use to avoid causing and infect and be conducive to take a sample and use the anti-drainage bag that backflows of disposable use that the convenience of operation is provided for the medical worker.
Task of the present invention is finished like this, the anti-drainage bag that backflows of a kind of disposable use, comprise the drainage bag bag, one end is connected with drainage bag bag top and communicates with the drainage bag bag cavity volume of drainage bag bag and the other end is used for the drainage tube that connects with patient's body fluid fairlead under user mode and be connected to drainage bag bag bottom and the discharging tube of being furnished with tapping valve that communicate with the drainage bag bag cavity volume of drainage bag bag equally, be characterised in that: on the outer wall of the top of described drainage bag bag one side and in the position corresponding to the described end of drainage tube, be provided with an anti-valve that backflows, the valve that should anti-backflow communicates with described drainage bag bag cavity volume, and a described end of described drainage tube is connected with the anti-valve that backflows; The described other end at drainage tube is provided with a sample connection.
In a specific embodiment of the present invention, described top one side of described drainage bag bag offers a bag inlet, the described anti-valve that backflows comprises the anti-valve body that backflows, valve gap and valve block, the anti-bottom of valve body and combine with the drainage bag bag in the position corresponding to described bag inlet of backflowing, and this bottom formation at the anti-valve body that backflows has the liquid of drawing mouth, it is corresponding with the bag inlet that this draws the liquid mouth, and communicate with the anti-valve valve pocket that backflows of the anti-valve body that backflows, the top of the anti-valve body that backflows consists of a liquid cup, the contracting of the narrow base of this liquid cup has one to be used for the liquid of the liquid cup intracavity of liquid cup is introduced liquid cup liquid guiding tube in the described anti-valve valve pocket that backflows, this liquid cup liquid guiding tube probes in the anti-valve valve pocket that backflows, the top seal of valve gap and liquid cup connects, and the central part at this valve gap is extended with a drainage tube connection-peg, a described end of described drainage tube and the inserting of drainage tube connection-peg phase, valve block are arranged on and describedly draw the liquid mouth towards a side of described bag inlet or be arranged on described liquid cup liquid guiding tube towards the port position of an end of the described anti-valve valve pocket that backflows.
In another specific embodiment of the present invention, be extended with a sampling head at the sidepiece of the length direction of described sample connection, be installed with a sampling plug at this sampling head.
In another specific embodiment of the present invention, consisting of back to an end of described drainage tube at described sample connection has one to be used for the tapered plugging head that connects with described patient's body fluid fairlead.
In another specific embodiment of the present invention, described tapping valve comprises the tapping valve valve body, valve rod, the first valve plug and the second valve plug, tapping valve valve body and described discharging tube consist of one and be body and form cross with discharging tube and concern, valve rod is arranged in the valve pocket of tapping valve valve body, the first valve plug is fixed with an end of valve rod and is cooperated with the inner wall sealing of valve pocket, the other end of the second valve plug and valve rod is fixed, and cooperate with the inner wall sealing of valve pocket equally, first, maintain the valve plug space between the second valve plug, this valve plug space communicates with the valve body chamber of tapping valve valve body.
Also have in the specific embodiment of the present invention, be provided with card pocket in the bottom of the one or both sides of described drainage bag bag.
More of the present invention and in specific embodiment, be provided with suspender belt and/or hook on the top of described drainage bag bag.
In of the present invention and then specific embodiment, be provided with measurement scale line in the one or both sides of described drainage bag bag and corresponding to short transverse.
Of the present invention again more and in specific embodiment, be provided with a clip that is used for the intraluminal liquid flow of blocking-up or conducting drainage tube at the pipeline of described drainage tube.
Technical scheme provided by the invention is owing to being provided with the anti-valve that backflows in the top of drainage bag bag one side, and drainage tube is connected with the anti-valve that backflows, so the interior liquid of drainage bag bag cavity volume can not flow backward to drainage tube, thereby can avoid the patient is produced infection; Owing to being provided with Sampling Interface at drainage tube, therefore can make things convenient for medical worker's chemical examination of sampling.
Description of drawings
Fig. 1 is the embodiments of the invention structure chart.
Fig. 2 implements illustration for first of the anti-valve that backflows.
Fig. 3 implements illustration for second of the anti-valve that backflows.
The specific embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but all be not restriction to the present invention program to the description of embodiment, any according to the present invention's design done only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.
Embodiment 1:
See also Fig. 1, provided the drainage bag bag 1 with drainage bag bag cavity volume 11 and offered a bag inlet 12(Fig. 2 and Fig. 3 shows on this drainage bag bag 1 top and in the side towards the following anti-valve 4 that backflows that also will describe in detail), also be equipped with a suspender belt 14 on the top of drainage bag bag 1.In the present embodiment, except wearing anti-suspender belt 14, also be provided with a hook 15, can select as required in use suspender belt 14 or link up with 15, to embody motility.Certainly, suspender belt 14 and hook 15 can be appointed and selected one.Side (side outward) in the bottom of drainage bag bag 1 consists of a card pocket 13, and card pocket 13 is used for the card that put has patient's accumulative total liquid measure and drainage time etc.Be provided with measurement scale line 16 in a side of drainage bag bag 1 and along the short transverse of drainage bag bag 1, certainly, measurement scale line 16 also can be arranged at the both sides of drainage bag bag 1, and preferably with mode of printing measurement scale line 16 is attached on the drainage bag bag 1.
One end of one drainage tube 2 is connected with drainage bag bag 1 and communicates with drainage bag bag cavity volume 11, and the other end of drainage tube 2 be used for patient's body fluid fairlead (not shown in figure 1) and be connected patient's body fluid fairlead such as hydrothorax fairlead, seroperitoneum fairlead or catheter.Hence one can see that, and drainage bag bag 1 of the present invention both can be used for the drain of splanchnocoel patient with operation, and patient's the urethral catheterization of can not taking care of oneself also can be used for urinating.Shown in figure, wear with a clip 22 at the body of drainage tube 2, can make the conducting of tube chamber passage or the blocking-up of drainage tube 2 by this clip 22.
The aforementioned other end at drainage tube 2 is provided with a sample connection 21, and the sidepiece of the length direction of this sample connection 21 is extended with a sampling head 211, is provided with a sampling plug 2111 at sampling head 211.When wanting extracting liq to chemically examine, the medical worker is thrust sampling plug 2111 extracting liquids as long as hands is held syringe (syringe) with the needle point of entry needle so.Namely consisting of back to an end of drainage tube 2 towards an end of the former patient's body fluid fairlead at sample connection 21 has a tapered plugging 212.During use, an end of patient's body fluid fairlead inserts in the patient body, and the other end and this tapered plugging 212 connects.
Still see Fig. 1, be connected with a discharging tube 3 in the middle position of the bottom of drainage bag bag 1, be equipped with a tapping valve 31 at this discharging tube 3, by the unlatching of this tapping valve 31 with the fluid discharge in the drainage bag bag cavity volume 11, otherwise then blocking-up.
Above mentioned tapping valve 31 preferably but not the structure that definitely is limited to is as follows: comprise tapping valve valve body 311, valve rod 312, the first valve plug 313 and the second valve plug 314, tapping valve valve body 311 constitutes one with discharging tube 3, namely with discharging tube 3 integral productions, and this tapping valve valve body 311 consists of criss-cross false relation with discharging tube 3.Valve rod 312 is arranged in the valve pocket 3111 of tapping valve valve body 311, the first valve plug 313 is fixed on an end (diagram left end) of valve rod 312, and cooperate with the inner wall sealing of valve pocket 3111, the second valve plug 314 is fixed on the other end (diagram right-hand member) of valve rod 312, and be sealed and matched with the chamber wall of valve pocket 3111, space between first, second valve plug 313,314 constitutes valve plug space 315, and this valve plug space 315 also can be described as the drain space, and communicates with discharging tube 3 tube chambers.
When manual promotion the first valve plug 313, the second valve plug 314 leans out valve pocket 3111, the tube chamber of the position in valve plug space 315 and discharging tube 3 staggers, liquid in the drainage bag bag cavity volume 11 can not discharged from the outage 32 of discharging tube 3, otherwise, when promoting the second valve plug 314, valve plug space 315 is corresponding with the tube chamber of discharging tube 3, implements discharge opeing.
Ask for an interview Fig. 2 and continuation in conjunction with Fig. 1, the anti-valve 4 that backflows that the above has mentioned comprises anti-backflow valve body 41, valve gap 42 and valve block 43, anti-the backflow bottom of valve body 41 and combine with drainage bag bag 1 in the position corresponding to aforesaid bag inlet 12 (crimping of employing heat fusing), and formation has the liquid of drawing mouth 411 in the bottom of the anti-valve body 41 that backflows, it is corresponding with bag inlet 12 that this draws liquid mouth 411, more particularly overlap with bag inlet 12, and communicate.The top of the anti-valve body 41 that backflows consists of a liquid cup 413, the narrow base contracting of this liquid cup 413 has one to be used for the liquid cup liquid guiding tube 4132 in the anti-valve valve pocket 412 that backflows of the liquid introducing in the liquid cup chamber 4131 of liquid cup 413, and this liquid cup liquid guiding tube 4132 probes in the anti-valve valve pocket 412 that backflows.Valve gap 42 connects with the top seal of liquid cup 413, at this valve gap 42 towards a side of drainage tube 2 and occupy middle position and be extended with a drainage tube connection-peg 421, an aforementioned end of drainage tube 2 and these drainage tube connection-peg 421 phase insertings.In the present embodiment, valve block 43 has been arranged on liquid cup liquid guiding tube 4132 on the end face of an end of the anti-valve valve pocket 412 that backflows, i.e. port position.
When the liquid in the stream bag bag cavity volume 11 is attempted to flow backwards, so because valve block 43 plays the sealing process to liquid cup liquid guiding tube 4132, thereby the liquid in the anti-valve valve pocket 412 that backflows of entry deterrence enters liquid cup chamber 4131 through the tube chamber of liquid cup liquid guiding tube 4132, therefore liquid can not enter drainage tube 2 in the refluence mode, thereby do not have the anxiety that the patient is caused infection, and the anxiety that does not have pollution.
Embodiment 2:
Ask for an interview Fig. 3, and the difference between the embodiment 1 is valve block 43 has been arranged on draws liquid mouth 411 towards a side of bag inlet 12, when the liquid in the drainage bag bag cavity volume 11 is attempted to flow backwards, since valve block 43 with bag inlet 12 with draw pathway closure between the liquid mouth 411, so can not produce the refluence phenomenon.
In sum, technical scheme provided by the invention has overcome the shortcoming in the prior art effectively, has finished the invention task, has objectively embodied the technique effect described in the superincumbent technique effect of the applicant hurdle

Claims (9)

1. The anti-drainage bag that backflows of a kind of disposable use, comprise drainage bag bag (1), one end is connected with drainage bag bag (1) top and communicates with the drainage bag bag cavity volume (11) of drainage bag bag (1) and the other end is used for the drainage tube (2) that connects with patient's body fluid fairlead under user mode and be connected to drainage bag bag (1) bottom and the same discharging tube of being furnished with tapping valve (31) (3) that communicates with the drainage bag bag cavity volume (11) of drainage bag bag (1), it is characterized in that: on the outer wall of the top of described drainage bag bag (a 1) side and in the position corresponding to the described end of drainage tube (2), be provided with an anti-valve (4) that backflows, the valve (4) that should anti-backflow communicates with described drainage bag bag cavity volume (11), and a described end of described drainage tube (2) is connected with the anti-valve (4) that backflows; The described other end at drainage tube (2) is provided with a sample connection (21).
2. The anti-drainage bag that backflows of disposable use according to claim 1, described top one side that it is characterized in that described drainage bag bag (1) offers a bag inlet (12), the described anti-valve (4) that backflows comprises the anti-valve body (41) that backflows, valve gap (42) and valve block (43), the anti-bottom of valve body (41) and combine with drainage bag bag (1) in the position corresponding to described bag inlet (12) of backflowing, and this bottom formation at the anti-valve body (41) that backflows has the liquid of drawing mouth (411), it is corresponding with bag inlet (12) that this draws liquid mouth (411), and communicate with the anti-valve valve pocket (412) that backflows of the anti-valve body (41) that backflows, the top of the anti-valve body (41) that backflows consists of a liquid cup (413), the narrow base contracting of this liquid cup (413) has one to be used for the liquid cup liquid guiding tube (4132) in the described anti-valve valve pocket (412) that backflows of the introducing of the liquid in the liquid cup chamber (4131) of liquid cup (413), this liquid cup liquid guiding tube (4132) probes in the anti-valve valve pocket (412) that backflows, valve gap (42) connects with the top seal of liquid cup (413), and the central part at this valve gap (42) is extended with a drainage tube connection-peg (421), a described end of described drainage tube (2) and drainage tube connection-peg (421) phase inserting, valve block (43) are arranged on and describedly draw liquid mouth (411) towards a side of described bag inlet (12) or be arranged on described liquid cup liquid guiding tube (4132) towards the port position of an end of the described anti-valve valve pocket (412) that backflows.
3. The anti-drainage bag that backflows of disposable use according to claim 1, it is characterized in that being extended with a sampling head (211) at the sidepiece of the length direction of described sample connection (21), be installed with a sampling plug (2111) at this sampling head (211).
4. The anti-drainage bag that backflows of disposable use according to claim 1 is characterized in that consisting of back to an end of described drainage tube (2) at described sample connection (21) and has one to be used for the tapered plugging head (212) that connects with described patient's body fluid fairlead.
5. The anti-drainage bag that backflows of disposable use according to claim 1, it is characterized in that described tapping valve (31) comprises tapping valve valve body (311), valve rod (312), the first valve plug (313) and the second valve plug (314), tapping valve valve body (311) and described discharging tube (3) consist of one and be body and form cross with discharging tube (3) and concern, valve rod (312) is arranged in the valve pocket (3111) of tapping valve valve body (311), the first valve plug (313) is fixed with an end of valve rod (312) and is cooperated with the inner wall sealing of valve pocket (3111), the second valve plug (314) is fixed with the other end of valve rod (312), and cooperate with the inner wall sealing of valve pocket (3111) equally, first, the second valve plug (313,314) maintain valve plug space (315) between, this valve plug space (315) communicates with the valve body chamber (3111) of tapping valve valve body (311).
6. The anti-drainage bag that backflows of disposable use according to claim 1 is characterized in that being provided with card pocket (13) in the bottom of the one or both sides of described drainage bag bag (1).
7. According to claim 1 and 2 or the anti-drainage bag that backflows of 6 described disposable uses, it is characterized in that being provided with on the top of described drainage bag bag (1) suspender belt (14) and/or hook (15).
8. The anti-drainage bag that backflows of disposable use according to claim 7 is characterized in that being provided with measurement scale line (16) in the one or both sides of described drainage bag bag (1) and corresponding to short transverse.
9. According to claim 1 and 2 or the anti-drainage bag that backflows of 4 described disposable uses, it is characterized in that pipeline at described drainage tube (2) is provided with a clip (22) that is used for the intraluminal liquid flow of blocking-up or conducting drainage tube (2)
CN2012104218938A 2012-10-30 2012-10-30 Disposable backflow-preventing drainage bag Pending CN102921092A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104307055A (en) * 2014-10-11 2015-01-28 江苏康诺医疗器械有限公司 Medical drainage device matched with portable urinary catheterization bag
CN105902339A (en) * 2016-04-01 2016-08-31 苏州瑞华医院有限公司 Leak-proof metering urine collector
CN106668961A (en) * 2016-08-01 2017-05-17 江苏怡龙医疗科技有限公司 Adjustable drainage bag
CN109568681A (en) * 2018-11-12 2019-04-05 榆林市中医医院 A kind of Internal Medicine-Cardiovascular Dept. drainage device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512770A (en) * 1983-01-27 1985-04-23 The Kendall Company Liquid drainage system with anti-reflux valve
US5725515A (en) * 1994-11-01 1998-03-10 Tri-State Hospital Supply Corporation Urine sampling and bladder drainage system
CN101040821A (en) * 2006-02-24 2007-09-26 泰科保健集团有限合伙公司 Urine collection system with needleless sampling port
CN200957210Y (en) * 2006-08-18 2007-10-10 康乐保(中国)有限公司 Opening device of drain bag
CN202069910U (en) * 2011-04-13 2011-12-14 扬州市华泰医疗器械有限公司 Anti-backflow drainage bag
CN202859741U (en) * 2012-10-30 2013-04-10 江苏康诺医疗器械有限公司 Disposable backflow prevention drainage bag

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512770A (en) * 1983-01-27 1985-04-23 The Kendall Company Liquid drainage system with anti-reflux valve
US5725515A (en) * 1994-11-01 1998-03-10 Tri-State Hospital Supply Corporation Urine sampling and bladder drainage system
CN101040821A (en) * 2006-02-24 2007-09-26 泰科保健集团有限合伙公司 Urine collection system with needleless sampling port
CN200957210Y (en) * 2006-08-18 2007-10-10 康乐保(中国)有限公司 Opening device of drain bag
CN202069910U (en) * 2011-04-13 2011-12-14 扬州市华泰医疗器械有限公司 Anti-backflow drainage bag
CN202859741U (en) * 2012-10-30 2013-04-10 江苏康诺医疗器械有限公司 Disposable backflow prevention drainage bag

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104307055A (en) * 2014-10-11 2015-01-28 江苏康诺医疗器械有限公司 Medical drainage device matched with portable urinary catheterization bag
CN105902339A (en) * 2016-04-01 2016-08-31 苏州瑞华医院有限公司 Leak-proof metering urine collector
CN106668961A (en) * 2016-08-01 2017-05-17 江苏怡龙医疗科技有限公司 Adjustable drainage bag
CN109568681A (en) * 2018-11-12 2019-04-05 榆林市中医医院 A kind of Internal Medicine-Cardiovascular Dept. drainage device

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Application publication date: 20130213