CN102961820A - Connector for drainage tube and transfusion tube - Google Patents
Connector for drainage tube and transfusion tube Download PDFInfo
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- CN102961820A CN102961820A CN2012104546504A CN201210454650A CN102961820A CN 102961820 A CN102961820 A CN 102961820A CN 2012104546504 A CN2012104546504 A CN 2012104546504A CN 201210454650 A CN201210454650 A CN 201210454650A CN 102961820 A CN102961820 A CN 102961820A
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- sampling
- plug
- inner sleeve
- sampling plug
- joint body
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Abstract
The invention relates to a connector for a drainage tube and a transfusion tube, belonging to the technical field of a medical appliance. The connector comprises a connector body, an inner sleeve and a sampling plug, wherein the center of the connector body is provided with a liquid through hole, the sidewall of one end of the connector body is provided with a sampling plug fitting hole, and the other end is provided with a contraction section type fitting connector; the end of the inner sleeve corresponding to the connector body is accommodated in the connector body, and the sidewall of the inner sleeve is provided with a sampling plug seat; and the sampling plug is embedded in a sampling plug fitting cavity of the sampling plug seat, the surface of the sampling plug facing outwards and the outer surface of the connector body are arranged on the same horizontal plane, and a liquid through hole of the inner sleeve is communicated with the liquid through hole. The connector has the advantages that good positioning effects can be achieved, and no overflow can be caused; disinfection of the sampling plug can be ensured, and the safety can be ensured; the connector can be applied in dosing during transfusion and sampling during drainage and thus has a wide scope of application; and the size can be reduced as the overall structure is compact and highly integrated.
Description
Technical field
The invention belongs to the medical devices technical field, be specifically related to the joint that a kind of drainage tube, tube for transfusion are used
Background technology
The joint that above mentioned drainage tube, tube for transfusion are used refers to that this joint both can be used for drainage tube, also can be used for tube for transfusion, when being applied to tube for transfusion, this joint is as transition member and between the injection drain pipe of the drain pipe on transfusion device such as the transfusion bag and syringe so, when being applied to drainage tube, this joint is between urine or the splanchnocoel liquid fairlead as transition member and between feed tube and the drainage tube of drain liquid trap such as drainage bag equally so.
In the process to the clinical patients transfusion, the medical worker needs to exist according to situations such as patient's medication situation and/or change of illness state the situation of interim dosing; Equally, in that for example thoracic cavity or after abdominal cavity operation patient carry out in the process of drain to postoperative patient, the medical worker is in order dynamically to grasp patient's pathological condition, so that information needs drainage-fluid is taken a sample such as the medication of adjusting or change the patient in order to take necessary treatment measure to provide accurately; Again, in order to extract the urine sample of the sickbed patients (urethral catheterization patient) that defecation can not take care of oneself, the same situation that has interim sampling, etc., the joint that therefore usually will have sampled functions is applied to tube for transfusion and drainage tube, in view of this, has the welcome that the drainage tube of sampled functions, joint that tube for transfusion is used generally are subject to medical department.
Before the application proposes, the joint that the clinical medicinal drainage tube of medical treatment is used as shown in Figure 4, comprise a joint body 1, consist of an end that has from joint body 1 in the central authorities of the short transverse of joint body 1 and connect a liquid-through hole 11 to the other end, sidewall in the upper end of joint body 1 offers a sampling plug mating holes 12, the other end of joint body 1 consists of a casing coupling formula connector 13, is embedded a sampling plug 3 at aforesaid sampling plug mating holes 12.
Although said structure can satisfy sampling request, but there is following shortcoming: one, because above-mentioned patent application scheme is will sample to fill on the accent that is embedded at sampling plug container cavity after joint body is shaped again, therefore the sampling plug is difficult to ensure with the effect that the accent of sampling plug container cavity matches, even has the anxiety of escaping in sampling plug container cavity; Its two because sampling plug following two kinds of situations can occur after embedding sampling plug container cavity; The one, the protrusion of surface of sampling plug is in the accent surface of sampling plug container cavity, the 2nd, the surface of sampling plug is lower than the accent surface of sampling plug container cavity, no matter therefore any one situation in two kinds of situations, the capital is adopted living impact on sterilized cotton ball or disinfecting cotton swab to plug 131 surface sterilizations of sampling, and can follow or bury malpractice hidden danger because if sterilization is lost fully; Its three because said structure can adapt to substantially to being used for drain, yet as the joint of tube for transfusion and be not suitable for, because the plug that easily causes sampling in the dosing process is absorbed in the cavity volume of joint body, causes transfusion not smooth, thereby have the fastidious property in the use.
" a kind of needleless sampling joint " that Chinese patent Granted publication CN201537316U recommends is that the sidewall at joint body (patent claims the sampling head body) consists of one accommodating, this accommodating is aforesaid sampling plug container cavity, the plug (patent claims the sealed silicon film) of will sampling is embedded in accommodating, and set a sampling skull at the position corresponding to the sampling plug, by the sampling skull sampling plug is located, specifically can be referring to description the 0016th to 0018 hurdle of this patent.This patent scheme can remedy the second point shortcoming of earlier figures 4 structures, but also has the deficiency that volume is large and assembling is loaded down with trivial details except same existence first with thirdly being short of, and is to be incorporated on the projection piece by manual mode with the secondary assembling because sampling is filled in.
In view of above-mentioned prior art, be necessary in addition rational modification, for this reason, the applicant has done useful design, has formed technical scheme described below
Summary of the invention
Task of the present invention is to provide a kind of helping that the reliable location of sampling plug is used and avoided escaping in sampling plug container cavity, being conducive to make the surface of the surface of sampling plug and joint body to remain in the same plane phenanthrene uses convenient sterilizing and avoids medical hidden danger, be of value to dosing and sampling and use and avoid the fastidious property of use occasion and the drainage tube of being convenient to ensure whole concordance effect and using reduced volume and need not to carry out twice artificial assembling is arranged, the joint that tube for transfusion is used.
Task of the present invention is finished like this, the joint that a kind of drainage tube, tube for transfusion are used, comprise a joint body, consisting of in the central authorities of the short transverse of this joint body has an end from joint body to connect liquid-through hole to the other end, and the sidewall at the described end of joint body offers sampling plug mating holes, and consist of at the described other end of joint body a casing coupling formula connector is arranged; One inner sleeve, this inner sleeve is contained in the joint body at the described end corresponding to described joint body, and combine with the inwall of joint body, sidewall formation at this inner sleeve has a sampling obturating plug that communicates with the inner sleeve liquid-through hole of inner sleeve, and this sampling obturating plug matches with described sampling plug mating holes; One sampling plug, this sampling plug is embedded in the sampling plug mating cavity of sampling obturating plug, and match with described sampling plug mating holes, wherein: described sampling plug outward the surface and the outer surface of described joint body on the same level face, described inner sleeve liquid-through hole communicates with described liquid-through hole.
In a specific embodiment of the present invention, at the sampling plug mating cavity of described sampling obturating plug towards the narrow inner convex platform chamber that shortens into of a side of described inner sleeve liquid-through hole, described sampling plug has an inner convex platform towards the side formation of inner sleeve liquid-through hole, and this inner convex platform matches with the inner convex platform chamber.
In another specific embodiment of the present invention, consisting of on described joint body and at the position corresponding to the described surface of described sampling plug has a cavity.
In another specific embodiment of the present invention, the shape of cross section of described cavity is circular arc, and the shape of cross section on described surface is circular arc.
In another specific embodiment of the present invention, described sampling plug is made by silicone rubber.
Technical scheme provided by the invention is owing to set up inner sleeve and in the inner sleeve formation sampling obturating plug has been arranged, sampling is plugged on the sampling obturating plug, matched with described joint body together with sampling plug by inner sleeve, thereby sampling fills in and have good locating effect, escape phenomenon can not occur; Because the surface of sampling plug and joint body is surperficial in the same plane, thereby is conducive to the sterilization to the sampling plug, guarantee safety; Since the dosing when both can be used for infusing, the sampling when can be used for drain again, so the suitability is wide; Because overall structure is terse, integraty is strong, therefore can reduced volume.
Description of drawings
Fig. 1 is the embodiments of the invention structure chart.
Fig. 2 is sampling plug 3 shown in Figure 1 and the sketch map that cooperates of inner sleeve 2.
Fig. 3 is the profile sketch map of Fig. 1.
Fig. 4 is the joint sketch map that the drainage tube in the prior art is used.
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.
See also Fig. 1, provided a joint body 1, this joint body 1 is by medical poisonless level plastic production (following also will mention), consisting of in the central authorities of the short transverse of joint body 1 has an end from joint body 1 to connect a liquid-through hole 11 to the other end, be that the wall body of the upper end of location status shown in Figure 1 offers a sampling plug mating holes 12 at an end of joint body 1, shown in figure, this sampling plug mating holes 12 be stepped hole, is that the lower end formation of location status shown in Figure 1 has a casing coupling formula connector 13 at the other end of joint body 1.Again, consisting of on joint body 1 and at the position corresponding to aforementioned sample plug mating holes 12 has a cavity 14, and the shape of cross section of this cavity 14 is circular arc.
Ask for an interview Fig. 2 and continuation in conjunction with Fig. 1, provided an inner sleeve 2, this inner sleeve 2 is contained in the joint body 1 at the aforementioned end corresponding to joint body 1, and be combined as a whole with the inwall of joint body 1, short transverse at inner sleeve 2 consists of the inner sleeve liquid-through hole 21 that a up/down perforation is arranged, and the logical liquid-through hole 21 of this inner sleeve communicates with aforementioned liquid-through hole 11.Sidewall at inner sleeve 2 is that the sidepiece formation has a sampling obturating plug 22, this sampling obturating plug 22 matches with aforesaid sampling plug mating holes 12, and consists of the inner convex platform chamber 2211 that a narrow contracting is arranged at the sampling plug mating cavity 221 of this sampling obturating plug 22 towards a side of inner sleeve liquid-through hole 21.
One material is that the sampling plug 3 of silicone rubber is embedded in the aforesaid sampling plug mating cavity 221, and namely towards the side formation of inner sleeve liquid-through hole 21 inner convex platform 32, this inner convex platform 32 and aforesaid inner convex platform chamber 2211 phase scarves are arranged at this sampling plug 3 towards an interior side.Sampling plug 3 is i.e. surperficial concordant, namely in the same plane with cavity 14 towards a side of aforementioned cavity 14 and cavity 14 back to sides of sampling plug mating cavity 221, and more precisely sampling is filled in 3 surface 31 and the surface of cavity 14 is on the same level face.As aforementioned, because the shape of cross section of cavity 14 is circular arc, therefore the shape of cross section on surface 31 is circular arc too.Structure like this extremely is conducive to medical worker's effects on surface 31 and carries out disinfection.
Ask for an interview Fig. 3 and still in conjunction with Fig. 1 and Fig. 2, adopt the injection moulding mode to go out inner sleeve 2 by medical poisonless level plastics forming, then the plug 3 of will sampling is installed in the sampling plug mating cavity 221 of sampling obturating plug 22, again inner sleeve 2 and joint body 1 are carried out quadric injection mould, inner sleeve 2 and joint body 1 are combined as a whole, form Fig. 1 and drainage tube shown in Figure 3, the joint that tube for transfusion is used.
When the present invention was used for infusion pipeline, the medical worker can use the syringe of being furnished with entry needle to aim at sampling plug 3 and thrust sampling plug 3 by the needle point of entry needle and implement dosings; When the present invention was used for the drain pipeline, the medical worker specifically connected the entry needle on the syringe mouth and heads into 3 samplings of sampling plug as long as directly aim at 3 samplings of sampling plug with syringe.
In sum, technical scheme provided by the invention has overcome the shortcoming in the prior art, has finished the invention task, has objectively embodied the technique effect described in the superincumbent technique effect of the applicant hurdle
Claims (5)
1.
The joint that a kind of drainage tube, tube for transfusion are used, it is characterized in that comprising a joint body (1), consisting of in the central authorities of the short transverse of this joint body (1) has an end from joint body (1) to connect liquid-through hole (11) to the other end, and the sidewall at the described end of joint body (1) offers sampling plug mating holes (12), and consist of at the described other end of joint body (1) a casing coupling formula connector (13) is arranged; One inner sleeve (2), this inner sleeve (2) is contained in the joint body (1) at the described end corresponding to described joint body (1), and combine with the inwall of joint body (1), sidewall formation at this inner sleeve (2) has a sampling obturating plug (22) that communicates with the inner sleeve liquid-through hole (21) of inner sleeve (2), and this sampling obturating plug (22) matches with described sampling plug mating holes (12); One sampling plug (3), this sampling plug (3) is embedded in the sampling plug mating cavity (221) of sampling obturating plug (22), and match with described sampling plug mating holes (12), wherein: the outer surface of described sampling plug (3) surface (31) outward and described joint body (1) is on the same level face, and described inner sleeve liquid-through hole (21) communicates with described liquid-through hole (11).
2.
The joint that drainage tube according to claim 1, tube for transfusion are used, it is characterized in that sampling plug mating cavity (221) at described sampling obturating plug (22) is towards the narrow inner convex platform chamber (2211) that shortens into of a side of described inner sleeve liquid-through hole (21), described sampling plug (3) has an inner convex platform (32) towards the side formation of inner sleeve liquid-through hole (21), and this inner convex platform (32) matches with inner convex platform chamber (2211).
3.
The joint that drainage tube according to claim 1, tube for transfusion are used is characterized in that and consists of at the position corresponding to the described surface (31) of described sampling plug (3) that a cavity (14) is arranged upper at described joint body (1).
4.
The joint that drainage tube according to claim 3, tube for transfusion are used is characterized in that the shape of cross section of described cavity (14) is circular arc, and the shape of cross section of described surface (31) is circular arc.
5.
According to claim 1 and 2 or the joint used of 3 described drainage tubes, tube for transfusion, it is characterized in that described sampling plug (3) made by silicone rubber
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104546504A CN102961820A (en) | 2012-11-14 | 2012-11-14 | Connector for drainage tube and transfusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104546504A CN102961820A (en) | 2012-11-14 | 2012-11-14 | Connector for drainage tube and transfusion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102961820A true CN102961820A (en) | 2013-03-13 |
Family
ID=47792433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104546504A Pending CN102961820A (en) | 2012-11-14 | 2012-11-14 | Connector for drainage tube and transfusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102961820A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103446661A (en) * | 2013-08-23 | 2013-12-18 | 常熟市神灵医用器材有限公司 | Drainage and transfusion universal joint |
| CN103611199A (en) * | 2013-05-14 | 2014-03-05 | 苏州吉隆供液科技有限公司 | Quick coupling for hemodialysis concentrated liquid feeding device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4318633A1 (en) * | 1993-06-04 | 1994-12-08 | Beiersdorf Ag | Connection device for urine drainage system |
| CN200980761Y (en) * | 2006-11-01 | 2007-11-28 | 大中塑胶股份有限公司 | Improved urine bag connecting structure |
| CN202342258U (en) * | 2011-10-29 | 2012-07-25 | 宁波冠克贸易有限公司 | Urine bag connector with sampling function |
| CN202892656U (en) * | 2012-11-14 | 2013-04-24 | 常熟市神灵医用器材有限公司 | Joint used for drainage tube and infusion tube |
-
2012
- 2012-11-14 CN CN2012104546504A patent/CN102961820A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4318633A1 (en) * | 1993-06-04 | 1994-12-08 | Beiersdorf Ag | Connection device for urine drainage system |
| CN200980761Y (en) * | 2006-11-01 | 2007-11-28 | 大中塑胶股份有限公司 | Improved urine bag connecting structure |
| CN202342258U (en) * | 2011-10-29 | 2012-07-25 | 宁波冠克贸易有限公司 | Urine bag connector with sampling function |
| CN202892656U (en) * | 2012-11-14 | 2013-04-24 | 常熟市神灵医用器材有限公司 | Joint used for drainage tube and infusion tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611199A (en) * | 2013-05-14 | 2014-03-05 | 苏州吉隆供液科技有限公司 | Quick coupling for hemodialysis concentrated liquid feeding device |
| CN103446661A (en) * | 2013-08-23 | 2013-12-18 | 常熟市神灵医用器材有限公司 | Drainage and transfusion universal joint |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130313 |