CN102389373A - Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof - Google Patents
Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof Download PDFInfo
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- CN102389373A CN102389373A CN2011103185843A CN201110318584A CN102389373A CN 102389373 A CN102389373 A CN 102389373A CN 2011103185843 A CN2011103185843 A CN 2011103185843A CN 201110318584 A CN201110318584 A CN 201110318584A CN 102389373 A CN102389373 A CN 102389373A
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- medicine
- medicine mixing
- hard double
- interface
- mixing mouth
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Abstract
The invention discloses hard double interfaces with a medicine mixing mouth. The hard double interfaces comprise a base, a medicine mixing clamping body, a syringe cylinder body and a medicine feeding syringe, wherein a medicine mixing interface extending out of the base is arranged on the base, and a clamping ring is arranged at the end port of the medicine mixing interface; the bottom of the medicine feeding syringe extends downwards to form a sealing plug installation cavity, and the inner wall of the syringe cylinder body is provided with a positioning ring; the syringe cylinder body is fixed on the medicine mixing interface through the positioning ring and the clamping ring; and when medicines are mixed, the medicine mixing mouth is rotated downwards, and the bottom of the syringe cylinder body penetrates through a diaphragm. The invention also discloses a transfusion soft bag. When the hard double interfaces are used, the syringe cylinder body is sleeved on the medicine mixing interface, thus the medicine mixing mouth is fixed on the medicine mixing interface; when the medicines are mixed, the medicine mixing mouth is rotated downwards, and the bottom of the medicine feeding syringe penetrates through the diaphragm, thus a medicine container in the medicine mixing mouth is communicated with the inside of the transfusion soft bag; in the use process of the hard double interfaces and the transfusion soft bag, hose connectors and easily broken handles are not adopted, thus the hose installation working positions are reduced and the weld seam liquid leakage caused by welding defects of the hose is avoided; and the hard double interfaces and the transfusion soft bag thereof have broader application ranges.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, relate in particular to a kind of hard double nip and transfusion flexible bag thereof with medicine mixing mouth.
Background technology
In clinical treating disease, perhaps directly medicine is injected in the body often for patient infusion through intravenous drip, medicine often is stored in the transfusion flexible bag, and the medicinal liquid in the transfusion flexible bag injects or output usually realizes through the hard double nip of being with medicine mixing mouth.
In the prior art, the hard double nip of band medicine mixing mouth mainly contains and comprises pedestal, mixed medicine card body, needle cylindrical unit, flexible pipe, foldable handle and dosing pin.Have one on the pedestal and mix a medicine passage and an infusion channel, mix the medicine passage and extend the mixed medicine interface that pedestal forms the cylindrical hollow structure, infusion channel is extended the transfusion interface that pedestal forms the cylindrical hollow structure.Mixing medicine card body is the cylindrical hollow structure, and the dosing pin is located at and mixes in the medicine card body, mixes the lower surface and the sealing of dosing pin outer wall of medicine card body, and needle cylindrical unit is positioned at the lower surface of mixing medicine card body.One end of flexible pipe is enclosed within and mixes on the medicine interface, and with this mixed medicine interface seam, the other end of flexible pipe is enclosed within on the needle cylindrical unit, and with this needle cylindrical unit seam.Foldable handle is installed in the flexible pipe, and is mainly that the passage between dosing pin and the mixed medicine interface is stifled disconnected, when mixing medicine, needs foldable handle is fractureed, could be with the channel connection between dosing pin and the mixed medicine interface.
The hard double nip of the band medicine mixing mouth of said structure in use mainly exists following not enough: when one, needle cylindrical unit is connected with mixed medicine interface, need through hose connection, an end of flexible pipe is enclosed within and mixes on the medicine interface; And with this mixed medicine interface seam; The other end of flexible pipe is enclosed within on the needle cylindrical unit, and with this needle cylindrical unit seam, so both increased the installation station of flexible pipe; Increase the welding position again, increased probability because of welding position leakage when mixing medicine; Two, mix the medicine interface and be connected with medicine mixing mouth,, in temperature lower (like zubzero temperature), be prone to cause the welding position cracking of flexible pipe, and then cause mixing the medicine leakage because of the restriction of material that flexible pipe adopts through flexible pipe; Three, the hard double nip of the band medicine mixing mouth of said structure when mixed medicine interface is connected with medicine mixing mouth through flexible pipe, also need be installed foldable handle in the flexible pipe.
Summary of the invention
To the above-mentioned deficiency that exists in the prior art, the invention provides a kind of in use need not and adopt foldable handle and flexible pipe, avoid mixing the medicine leakage because of welding produces, reduce station is installed, and the hard double nip of one-time formed band medicine mixing mouth.
Simultaneously, the present invention also provides a kind of in use need not to adopt foldable handle and flexible pipe, avoids mixing the medicine leakage because of welding produces, and reduces the transfusion flexible bag that station is installed.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme: the hard double nip of band medicine mixing mouth comprises pedestal, mixes medicine card body, needle cylindrical unit and dosing pin; Have one on the said pedestal and mix a medicine passage and an infusion channel, said mixed medicine passage extends the mixed medicine interface that pedestal forms the cylindrical hollow structure; Said dosing pin is located at and mixes in the medicine card body, and said needle cylindrical unit is positioned at the lower surface of mixing medicine card body;
An along the circumferential direction protruding annular boss is provided with external screw thread on the outer wall of said mixed medicine interface on this annular boss, and the port outer wall that mixes the medicine interface is provided with the snap ring of a loop configuration, is provided with one in the mixed medicine interface and is used to seal the barrier film that mixes the medicine passage;
The bottom of said dosing pin is provided with ring sealing plug to extending below and forming annular sealing-plug installation cavity with the inwall of needle cylindrical unit in the said sealing-plug installation cavity; The inwall of said needle cylindrical unit along the circumferential direction is provided with locating ring, and the bottom interior wall of needle cylindrical unit is provided with female thread, and said locating ring is between sealing-plug installation cavity and female thread;
Said needle cylindrical unit is enclosed within and mixes on the medicine interface, and snap ring is positioned at the top of locating ring; After being rotated down mixed medicine card body, mix the port compression ring sealing plug of medicine interface, barrier film is passed in the bottom of needle cylindrical unit.
As a kind of preferred version of the present invention, said barrier film is provided with an impression on its line of symmetry.
As another kind of preferred version of the present invention, be laid with the welding lines of loop configuration on the outer wall of said pedestal.
As another preferred version of the present invention, said pedestal is the ship shape structure in the projection of its cross section, and stretches out at the two ends of the pedestal of this ship shape structure and to form the thickness thin slice of attenuation gradually.
As a kind of improvement project of the present invention, said mixed medicine card body is the cylindrical hollow structure, on the inwall that mixes medicine card body, is symmetrically arranged with at least two and is used to prevent fixture block that medicament reservoir withdraws from and that be obliquely installed.
As further improvement project of the present invention, the elongated end of dosing pin bottom has an arcuate structure to lower convexity.
As further improvement project of the present invention, be provided with seal cover in the upper end of mixing medicine card body.
As further again improvement project of the present invention, be with on the said annular boss and intercept cover.
Transfusion flexible bag provided by the invention comprises the hard double nip of transfusion flexible bag bag and above-mentioned band medicine mixing mouth, and the pedestal seam on the hard double nip of this band medicine mixing mouth is on this transfusion flexible bag bag.
The invention has the beneficial effects as follows: when using the hard double nip of this band medicine mixing mouth; With the pedestal seam on the transfusion flexible bag bag; Needle cylindrical unit is enclosed within on the mixed medicine interface, and the snap ring that mixes on the medicine interface is positioned on the locating ring of needle cylindrical unit, needle cylindrical unit is fixed on mixes on the medicine interface; When mixing medicine, medicament reservoir is inserted in the mixed medicine card body, be rotated down and mix medicine card body, the barrier film that mixes in the medicine interface is exposed in the bottom of dosing pin, mixes the intravital medicament reservoir of medicine card and is communicated with the transfusion flexible bag bag is interior; The hard double nip of this band medicine mixing mouth and transfusion flexible bag thereof are in use; Need not to adopt hose connection and foldable handle; Both reduced flexible pipe station is installed, and avoided the weld seam leakage that brought because of the flexible pipe weld defect again, and the hard double nip and the transfusion flexible bag scope of application thereof that should the band medicine mixing mouth be wider.
Description of drawings
Fig. 1 is the front view of the hard double nip of band medicine mixing mouth;
Fig. 2 is the perspective view of hard double nip pedestal;
Fig. 3 is the structural representation of medicine mixing mouth;
Fig. 4 is the structural representation of transfusion flexible bag assembling;
Fig. 5 is the structural representation of transfusion flexible bag under user mode.
In the accompanying drawing: 1-pedestal; 2-mixed medicine passage; 21-mixed medicine interface; 3-infusion channel; 4-annular boss; 5-snap ring; 6-barrier film; 7-impression; 8-welding lines; 9-thin slice; 10-transfusion flexible bag bag; 11-mixed medicine card body; 12-needle cylindrical unit; 13-locating ring; 14-ring sealing plug; 15-medicament reservoir; 16-dosing pin; 17-fixture block; 18-seal cover.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done to describe in further detail.
Fig. 1 is for the front view of the hard double nip of band medicine mixing mouth, and is as shown in the figure.The hard double nip of band medicine mixing mouth comprises pedestal 1, mixes medicine card body 11, needle cylindrical unit 12 and dosing pin 16.
Wherein, the structure of pedestal is as shown in Figure 2.Have one on the pedestal 1 and mix a medicine passage 2 and an infusion channel 3, mix medicine passage 2 and extend the mixed medicine interface 21 that pedestal 1 forms the cylindrical hollow structure.An along the circumferential direction protruding annular boss 4 on the outer wall of mixed medicine interface 21 is provided with external screw thread (in the present embodiment, annular boss 4 is located on the middle part excircle that mixes medicine interface 21) on this annular boss 4.The port outer wall that mixes medicine interface 21 is provided with the snap ring 5 of a loop configuration, mix be provided with in the medicine interface 21 one be used to seal this mixed medicine passage 2 barrier film 6, the external diameter of snap ring 5 is not more than the external diameter of annular boss 4.
The structure of medicine mixing mouth is as shown in Figure 3, and mixing medicine card body 11 is the cylindrical hollow structure, and dosing pin 16 is located at and mixes in the medicine card body 11, mixes the lower surface and the sealing of dosing pin 16 outer walls of medicine card body 11, and needle cylindrical unit 12 is positioned at the lower surface of mixing medicine card body 11.The bottom of dosing pin 16 is provided with ring sealing plug 14 to extending below and forming annular sealing-plug installation cavity with the inwall of needle cylindrical unit 12 in the sealing-plug installation cavity.The inwall of needle cylindrical unit 12 along the circumferential direction is provided with locating ring 13, and the bottom interior wall of needle cylindrical unit 12 is provided with female thread, and locating ring 13 is between sealing-plug installation cavity and female thread, and the internal diameter of locating ring 13 is not more than the internal diameter of female thread.
Needle cylindrical unit 12 is enclosed within and mixes on the medicine interface 21, and snap ring 5 is positioned at the top of locating ring 13, be rotated down mix medicine card body 11 after, the port compression ring sealing plug 14 of mixing medicine interface 21, barrier film 6 is passed in the bottom of needle cylindrical unit 12, and is as shown in Figure 1.
Be laid with the welding lines 8 (in the present embodiment, on the outer wall of pedestal 1, being laid with four welding lines) of loop configuration on the outer wall of pedestal 1.Pedestal 1 is the ship shape structure in the projection of its cross section, and stretches out at the two ends of the pedestal 1 of this ship shape structure and to form the thickness thin slice 9 of attenuation gradually.During thermal weld, pedestal 1 is more firm with the bag mouth seam of transfusion flexible bag bag 10 through the welding lines on it 8, and pedestal 1 is better with the sealing effectiveness of transfusion flexible bag bag 10; And the thin slice 9 of pedestal 1 both sides can combine together with the bag mouth of transfusion flexible bag bag 10 fast, has both accelerated seam speed, can strengthen the sealing effectiveness of pedestal 1 and transfusion flexible bag bag 10 again.
On the inwall that mixes medicine card body 11, be symmetrically arranged with at least two and be used to prevent fixture block 17 that medicament reservoir withdraws from and that be obliquely installed, in the present embodiment, on the inwall that mixes medicine card body 11, be symmetrically arranged with six fixture blocks.After in medicament reservoir 15 is inserted mixed medicine card body 11, medicament reservoir covers the inhibition at fixture block 17, can effectively avoid medicament reservoir in mixed medicine card body 11, to withdraw from.
The elongated end bottom of dosing pin 16 has an arcuate structure to lower convexity, and when mixing medicine, this is exposed to the barrier film 6 that the arcuate structure of lower convexity will mix in the medicine interface 21 more easily.Upper end mixing medicine card body 11 is provided with seal cover 18; Before the use; Seal cover 18 makes mixed medicine card body 11, the dosing pin 16 that is positioned at mixed medicine card body 11 and the needle cylindrical unit 12 of mixed medicine card body 11 bottoms be in sealing state, makes mixed medicine card body 11, dosing pin 16 and needle cylindrical unit 12 have good cleannes before use; During use, remove seal cover 18 and can use, both convenient, the cleannes that can guarantee to mix medicine card body 11, dosing pin 16 and needle cylindrical unit 12 again.
Be with on the annular boss 4 and intercept cover; Needle cylindrical unit 12 is enclosed within and mixes on the medicine interface 21; Mix snap ring 5 on the medicine interface 21 and be positioned at the top of the locating ring 13 of needle cylindrical unit 12, to have stoped needle cylindrical unit 12 on mixed medicine interface 21, to continue descending because of intercepting cover, and needle cylindrical unit 12 is fixed on the mixed medicine interface 21 at this moment; When mixing medicine, only need to intercept cover and tear from annular boss 4, be rotated down needle cylindrical unit 12, barrier film 6 is exposed in the bottom of dosing pin 16, just can realize mixing medicine.
When assembling this transfusion flexible bag; As shown in Figure 4, pedestal 1 seam on the bag mouth of transfusion flexible bag bag 10, is enclosed within the bottom of needle cylindrical unit 12 and mixes on the medicine interface 21; Snap ring 5 on the mixed medicine interface 21 is positioned at the top of the locating ring 13 of needle cylindrical unit 12, needle cylindrical unit 12 is fixed on mixes on the medicine interface 21; When mixing medicine; Medicament reservoir 15 is inserted in the mixed medicine card body 11; Be rotated down then and mix medicine card body 11, make the port compression ring sealing plug 14 of mixing medicine interface 21, the barrier film 9 that mixes in the medicine interface 21 is exposed in the bottom of dosing pin 16; The medicament reservoir 15 that mixes in the medicine card body 11 just with in the transfusion flexible bag bag 10 is communicated with, and the structure after the assembling is as shown in Figure 5.The hard double nip of this band medicine mixing mouth and transfusion flexible bag thereof are in use; Need not to adopt hose connection and foldable handle; Both reduced flexible pipe station is installed, and avoided the weld seam leakage that brought because of the flexible pipe weld defect again, the hard double nip and the transfusion flexible bag scope of application thereof that simultaneously should the band medicine mixing mouth be wider.
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of technical scheme of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. the hard double nip of band medicine mixing mouth comprises pedestal (1), has one on the said pedestal (1) and mixes a medicine passage (2) and an infusion channel (3), and said mixed medicine passage (2) extends the mixed medicine interface (21) that pedestal (1) forms the cylindrical hollow structure; It is characterized in that: comprise and mix medicine card body (11), needle cylindrical unit (12) and dosing pin (16); Said dosing pin (16) is located at and mixes in the medicine card body (11), and said needle cylindrical unit (12) is positioned at the lower surface of mixing medicine card body (11);
An along the circumferential direction protruding annular boss (4) on the outer wall of said mixed medicine interface (21); On this annular boss (4), be provided with external screw thread; The port outer wall that mixes medicine interface (21) is provided with the snap ring (5) of a loop configuration, is provided with one in the mixed medicine interface (21) and is used to seal the barrier film (6) that mixes medicine passage (2);
The bottom of said dosing pin (16) is provided with ring sealing plug (14) to extending below and forming annular sealing-plug installation cavity with the inwall of needle cylindrical unit (12) in the said sealing-plug installation cavity; The inwall of said needle cylindrical unit (12) along the circumferential direction is provided with locating ring (13), and the bottom interior wall of needle cylindrical unit (12) is provided with female thread, and said locating ring (13) is between sealing-plug installation cavity and female thread;
Said needle cylindrical unit (12) is enclosed within and mixes on the medicine interface (21), and snap ring (5) is positioned at the top of locating ring (13); After being rotated down mixed medicine card body (11), mix the port compression ring sealing plug (14) of medicine interface (21), barrier film (6) is passed in the bottom of needle cylindrical unit (12).
2. the hard double nip of band medicine mixing mouth according to claim 1 is characterized in that: said barrier film (6) is provided with an impression (7) on its line of symmetry.
3. the hard double nip of band medicine mixing mouth according to claim 1 is characterized in that: the welding lines (8) that is laid with loop configuration on the outer wall of said pedestal (1).
4. the hard double nip of band medicine mixing mouth according to claim 1; It is characterized in that: said pedestal (1) is the ship shape structure in the projection of its cross section, and stretches out at the two ends of the pedestal (1) of this ship shape structure and to form the thickness thin slice of attenuation (9) gradually.
5. the hard double nip of band medicine mixing mouth according to claim 1; It is characterized in that: said mixed medicine card body (11) is the cylindrical hollow structure, on the inwall that mixes medicine card body (11), is symmetrically arranged with at least two and is used to prevent fixture block (17) that medicament reservoir withdraws from and that be obliquely installed.
6. the hard double nip of band medicine mixing mouth according to claim 1 is characterized in that: the elongated end bottom of dosing pin (16) has an arcuate structure to lower convexity.
7. according to the hard double nip of the described band medicine mixing mouth of each claim in the claim 1 to 6, it is characterized in that: the upper end mixing medicine card body (11) is provided with seal cover (18).
8. the hard double nip of band medicine mixing mouth according to claim 7 is characterized in that: be with on the said annular boss (4) and intercept cover.
9. transfusion flexible bag; Comprise transfusion flexible bag bag (10); It is characterized in that: also comprise the hard double nip of the described band medicine mixing mouth of each claim in the claim 1 to 8, pedestal (1) seam on the hard double nip of this band medicine mixing mouth is on this transfusion flexible bag bag (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110318584 CN102389373B (en) | 2011-10-19 | 2011-10-19 | Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110318584 CN102389373B (en) | 2011-10-19 | 2011-10-19 | Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102389373A true CN102389373A (en) | 2012-03-28 |
| CN102389373B CN102389373B (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110318584 Active CN102389373B (en) | 2011-10-19 | 2011-10-19 | Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof |
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| CN (1) | CN102389373B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080521A1 (en) * | 2015-11-13 | 2017-05-18 | 重庆莱美药业股份有限公司 | Single-needle medicine mixer, dual hard ports, and soft infusion bag |
| CN107106410A (en) * | 2014-12-19 | 2017-08-29 | 费森尤斯卡比德国有限公司 | Connector system with least two conveying ends |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348060A (en) * | 1991-08-08 | 1994-09-20 | Nissho Corporation | Drug vessel |
| CN2915101Y (en) * | 2006-04-14 | 2007-06-27 | 湖南千山制药机械股份有限公司 | Hard-interface infusion bag employing drug mixing mouth with a protective cover |
| CN201481804U (en) * | 2009-07-20 | 2010-05-26 | 湖南千山制药机械股份有限公司 | Infusion bag with dual hard interfaces |
| CN201987882U (en) * | 2011-03-01 | 2011-09-28 | 重庆莱美药业股份有限公司 | Medicine mixing interface for plastic infusion soft bag |
| CN202236326U (en) * | 2011-10-19 | 2012-05-30 | 重庆莱美药业股份有限公司 | Hard dual-connector with plug-in type medicine mixing mouth and soft infusion bag comprising same |
-
2011
- 2011-10-19 CN CN 201110318584 patent/CN102389373B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348060A (en) * | 1991-08-08 | 1994-09-20 | Nissho Corporation | Drug vessel |
| CN2915101Y (en) * | 2006-04-14 | 2007-06-27 | 湖南千山制药机械股份有限公司 | Hard-interface infusion bag employing drug mixing mouth with a protective cover |
| CN201481804U (en) * | 2009-07-20 | 2010-05-26 | 湖南千山制药机械股份有限公司 | Infusion bag with dual hard interfaces |
| CN201987882U (en) * | 2011-03-01 | 2011-09-28 | 重庆莱美药业股份有限公司 | Medicine mixing interface for plastic infusion soft bag |
| CN202236326U (en) * | 2011-10-19 | 2012-05-30 | 重庆莱美药业股份有限公司 | Hard dual-connector with plug-in type medicine mixing mouth and soft infusion bag comprising same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107106410A (en) * | 2014-12-19 | 2017-08-29 | 费森尤斯卡比德国有限公司 | Connector system with least two conveying ends |
| CN107106410B (en) * | 2014-12-19 | 2020-10-27 | 费森尤斯卡比德国有限公司 | Connector system with at least two removal openings |
| WO2017080521A1 (en) * | 2015-11-13 | 2017-05-18 | 重庆莱美药业股份有限公司 | Single-needle medicine mixer, dual hard ports, and soft infusion bag |
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| Publication number | Publication date |
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| CN102389373B (en) | 2013-05-15 |
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Application publication date: 20120328 Assignee: Hunan Kangyuan Pharmacy Co., Ltd. Assignor: Chongqing Lummy Pharmaceutical Co., Ltd. Contract record no.: 2012430000160 Denomination of invention: Hard double interfaces with medicine mixing mouth and transfusion soft bag thereof License type: Common License Record date: 20120727 |
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