CN202822122U - Clamped type reusable hard dual interface - Google Patents
Clamped type reusable hard dual interface Download PDFInfo
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- CN202822122U CN202822122U CN 201220582354 CN201220582354U CN202822122U CN 202822122 U CN202822122 U CN 202822122U CN 201220582354 CN201220582354 CN 201220582354 CN 201220582354 U CN201220582354 U CN 201220582354U CN 202822122 U CN202822122 U CN 202822122U
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- mixed medicine
- interface
- needle
- medicine
- card
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Abstract
The utility model discloses a clamped type reusable hard dual interface, comprising a base, a medicine mixing clamp body, a medicine feeding dual needle and a self-sealing elastic pad, wherein a medicine mixing interface is arranged on the base, the bottom part of the medicine mixing clamp body extends downwards to form a needle cylinder body which is clamped on the medicine mixing interface, the self-sealing elastic pad is arranged in the needle cylinder and is hermetically matched with the medicine mixing interface, the medicine feeding dual needle is fixed at the bottom part of the medicine mixing clamp body, and a lower needle tip is inserted in and hermetically matched with the self-sealing elastic pad. When medicines are mixed, the medicine mixing clamp body is pushed downwards, and the medicine mixing interface compresses the self-sealing elastic pad; and after the medicines are mixed, the medicine mixing clamp body is pulled upwards, the medicine mixing interface gradually releases the self-sealing elastic pad, and the self-sealing elastic pad restores to seal the lower needle tip of the medicine feeding dual needle, thereby successfully achieving the automatic seal of the lower needle tip of the medicine feeding dual needle after mixing medicines and ensuring the cleanness of the liquid medicine in the medicine mixing channel and infusion containers. The hard dual interface is reusable and can mix one infusion solution with at least two medicines.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to the reusable hard double nip of a kind of plug-in.
Background technology
In clinical treating disease, often give patient infusion or by intravenous drip directly with in the infusion of medicine body, medicine often is stored in the transfusion flexible bag, and the medicinal liquid in the transfusion flexible bag injects or output usually by hard double nip realization.
In the prior art, hard double nip mainly comprises pedestal, mixed medicine card and dosing crosspointer.Have mixed medicine passage and an infusion channel on the pedestal, mixed medicine passage extends the mixed medicine interface that pedestal forms the cylindrical hollow structure, is provided with barrier film in mixed medicine interface, and infusion channel is extended the infusion connector that pedestal forms the cylindrical hollow structure.Mixed medicine card is the cylindrical hollow structure, and the bottom of mixed medicine card extends to form needle cylindrical unit downwards, and the bottom of needle cylindrical unit is fixed on the mixed medicine interface.The dosing crosspointer is located in the mixed medicine card and can be along axially the moving up and down of mixed medicine card, and the upper needle point of dosing crosspointer points to the upper port of mixed medicine card, and the bottom that lower needle point passes mixed medicine card is stretched in the needle cylindrical unit and be corresponding with barrier film.During mixed medicine, cillin bottle is stuck in the mixed medicine card, promotes cillin bottle downwards, along with the dosing crosspointer moves down, upper needle point pierces through the sealing-plug on the cillin bottle, and lower needle point punctures the barrier film in the mixed medicine interface, just can mix the medicine operation.
The hard double nip of said structure is disposable mixed medicine, after the dosing crosspointer pierces through cillin bottle and barrier film and mixes medicine, take off cillin bottle from mixed medicine card, mixed medicine passage just communicates with the external world, medicinal liquid in the infusion vessel is easily by environmental pollution, so the hard double nip of said structure can't be reused.
The utility model content
For above shortcomings in the prior art, this utility model provides a kind of needle point automatic-sealed of realizing medicine feeding needle behind the mixed medicine, avoids the reusable hard double nip of the contaminated plug-in of medicinal liquid in the infusion vessel.
In order to solve the problems of the technologies described above, this utility model has adopted following technical scheme:
The reusable hard double nip of plug-in, comprise pedestal, mixed medicine card, dosing crosspointer and self sealss cushion, has a mixed medicine passage on the described pedestal, described mixed medicine passage extends the mixed medicine interface that pedestal forms the cylindrical hollow structure, the bottom of described mixed medicine card extends to form a needle cylindrical unit downwards, the inner wall even distribution of needle cylindrical unit is provided with a plurality of snap rings that along the circumferential direction arrange, outer wall at mixed medicine interface is laid with a plurality of draw-in grooves that along the circumferential direction arrange, needle cylindrical unit is connected on the mixed medicine interface and with mixed medicine sealing joint and cooperates, described dosing crosspointer is fixed on the bottom of mixed medicine card, described self sealss cushion is arranged in the needle cylindrical unit, and lower needle point inserts the self sealss cushion and is sealed and matched with it.
As a kind of preferred version of the present utility model, the inwall of described needle cylindrical unit along the circumferential direction is provided with locating ring, along the circumferential direction is provided with locating slot on the cylindrical of described mixed medicine interface, and locating ring is positioned at locating slot during mixed medicine.
As another kind of preferred version of the present utility model, the bottom of described mixed medicine card is provided with and is enclosed within the outer annular rubber cushion of dosing crosspointer.
As another preferred version of the present utility model, be symmetrically arranged with at least two on the inwall of described mixed medicine card and be used for preventing card that medicament reservoir withdraws from and that be obliquely installed.
As a kind of improvement project of the present utility model, the upper port of described mixed medicine card is provided with seal cover.
As the further improvement of the utility model scheme, be provided with at needle cylindrical unit and ∕ or mixed medicine interface and can prevent that needle cylindrical unit from pulling out the anticreep parts of mixed medicine interface.
The beneficial effects of the utility model are: needle cylindrical unit of the present utility model is connected on the mixed medicine interface, is provided with the self sealss cushion in needle cylindrical unit, and the lower pin of dosing crosspointer inserts in this self sealss cushion and with it and is sealed and matched.During mixed medicine, cillin bottle is inserted in the mixed medicine card, promote mixed medicine card downwards, needle cylindrical unit moves down at mixed medicine interface, mixed medicine interface compression self sealss cushion, and the lower needle point of dosing crosspointer passes the self sealss cushion; After mixed medicine finishes, upwards pulling mixes the medicine card, mixed medicine interface is decompress(ion) self sealss cushion gradually, self sealss cushion return is with the lower needle point sealing of dosing crosspointer, take off cillin bottle in mixed medicine card, this self sealss cushion has successfully been realized lower needle point automatic-sealed behind mixed medicine of dosing crosspointer, the cleannes of the medicinal liquid in mixed medicine passage and the infusion vessel have been guaranteed, therefore this hard double nip is reusable, and can realize a kind of transfusion solution and two or more medicament mixed by this hard double nip.
Description of drawings
Fig. 1 is the cross-sectional view of the reusable hard double nip of plug-in;
Fig. 2 is the structural representation that the reusable hard double nip of plug-in mixes medicine.
In the accompanying drawing: 1-pedestal; 2-mixed medicine passage; 3-mixed medicine interface; 4-mixed medicine card; 5-needle cylindrical unit; 6-dosing crosspointer; 7-self sealss cushion; 8-locating ring; 9-locating slot; 10-annular rubber cushion; 11-card; 12-seal cover; 13-infusion channel; 14-cillin bottle; 15-snap ring; 16-draw-in groove; 17-stop and encircle.
The specific embodiment
Below in conjunction with the drawings and specific embodiments this utility model is described in further detail.
As shown in Figure 1, the reusable hard double nip of plug-in comprises pedestal 1, mixed medicine card 4, dosing crosspointer 6 and self sealss cushion 7.Have mixed medicine passage 2 and an infusion channel 13 on the pedestal 1, mixed medicine passage 2 extends the mixed medicine interface 3 that pedestal 1 forms the cylindrical hollow structure.The bottom of mixed medicine card 4 extends to form a needle cylindrical unit 5 downwards, the inner wall even distribution of needle cylindrical unit 5 is provided with a plurality of snap rings 15 that along the circumferential direction arrange, outer wall at mixed medicine interface 3 is laid with a plurality of draw-in grooves 16 that along the circumferential direction arrange, and needle cylindrical unit 5 is connected on the mixed medicine interface 3 by the mode of clamping.Self sealss cushion 7 is arranged in the needle cylindrical unit 5 and with mixed medicine interface 3 and is sealed and matched, dosing crosspointer 6 is fixed on the bottom of mixed medicine card 11, the upper needle point of dosing crosspointer 6 points to the port of mixed medicine card 4, and lower needle point inserts self sealss cushion 7 and is sealed and matched with self sealss cushion 7.
The inwall of needle cylindrical unit 5 along the circumferential direction is provided with locating ring 8, along the circumferential direction is provided with locating slot 9 on the cylindrical of mixed medicine interface 3, and locating ring 8 is positioned at locating slot 9 during mixed medicine.In the present embodiment, locating ring 8 is positioned at the top of snap ring 15, and locating slot 9 is positioned at the top of draw-in groove 16, and when being connected to needle cylindrical unit 5 on the mixed medicine interface 3, locating ring 8 is positioned at the top of locating slot 9, is in this moment before the mixed medicine; If continue to promote mixed medicine card 4, needle cylindrical unit 5 continues to move down, until locating ring 8 is positioned at locating slot 9, the lower needle point of dosing crosspointer 6 passes self sealss cushion 7, is in mixed medicine state this moment.Cooperate by locating ring 8 and locating slot 9, more be conducive to the operator and mix the medicine operation.
Be provided with at needle cylindrical unit 5 and ∕ or mixed medicine interface 3 and can prevent that needle cylindrical unit 5 from pulling out the anticreep parts of mixed medicine interface 3.In the present embodiment, these anticreep parts are the prevention ring 17 that is arranged on the outer wall that mixes medicine interface 3, stop ring 17 to be positioned at the top of locating slot 9 and the port of close mixed medicine interface 3, needle cylindrical unit 5 rotation sets are needed on mixed medicine interface 3 time with the locating ring 8 on the needle cylindrical unit 5 firmly insert stop ring 17 below, the displacement scope control of needle cylindrical unit 5 is being stoped between ring 17 and the locating slot 9, when mixed medicine finished the mixed medicine card 4 of backward upper pulling, this prevention ring 17 can stop needle cylindrical unit 5 and mixed medicine interface 3 mutually to break away from because of undue pulling.
Be symmetrically arranged with at least two on the inwall of mixed medicine card 4 and be used for preventing card 11 that medicament reservoir withdraws from and that be obliquely installed.In the present embodiment, be symmetrically arranged with six cards 11 at the inwall that mixes medicine card 4.Cillin bottle 14 insert mixed medicine card 4 interior after, the bottle cap of cillin bottle 14 can effectively avoid cillin bottle 14 to withdraw from mixed medicine card 4 under the inhibition of card 11.The bottom of mixed medicine card 4 is provided with the annular rubber cushion 10 that is enclosed within outside the dosing crosspointer 6.Cillin bottle 14 snap in mixed medicine card 4 interior after, the bottle cap of cillin bottle 14 compresses annular rubber cushion 10, because this annular rubber cushion 10 has good elasticity, card 11 on this annular rubber cushion 10 and the mixed medicine card 4 can effectively stop cillin bottle 14 moving axially along mixed medicine card 4, annular rubber cushion 10 can seal the grafting site between cillin bottle 14 and mixed medicine card 4 bottoms fully, and the medicinal liquid seepage occurs when avoiding mixed medicine.
The upper port of mixed medicine card 4 is provided with seal cover 12, by the sealing function of seal cover 12, makes this hard double nip mixed medicine passage in it before mixed medicine have good cleannes.
During mixed medicine, as shown in Figure 2.Cillin bottle 14 is inserted in the mixed medicine card 4, promote mixed medicine card 4 downwards, needle cylindrical unit 5 moves down at mixed medicine interface 3, mixed medicine interface 3 compressing self-sealing cushions 7, the lower needle point of dosing crosspointer 6 passes self sealss cushion 7, until the locating ring 8 in the needle cylindrical unit 5 is positioned at the locating slot 9 on the mixed medicine interface 3, just can mix the medicine operation this moment.After mixed medicine finishes, upwards pulling mixes medicine card 4, locating ring 8 in the needle cylindrical unit 5 breaks away from the locating slot 9 on the mixed medicine interface 3, mixed medicine interface is decompress(ion) self sealss cushion 7 gradually, self sealss cushion 7 returns reseal the lower needle point of dosing crosspointer 6, take off cillin bottle 14 in mixed medicine card 4, this self sealss cushion 7 has successfully been realized lower needle point automatic-sealed behind mixed medicine of dosing crosspointer 6, the cleannes of the medicinal liquid in mixed medicine passage 2 and the infusion vessel have been guaranteed, therefore this hard double nip is reusable, and can realize a kind of transfusion solution and two or more medicament mixed by this hard double nip.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment this utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (6)
1. the reusable hard double nip of plug-in comprises pedestal (1), has a mixed medicine passage (2) on the described pedestal (1), and described mixed medicine passage (2) extends the mixed medicine interface (3) that pedestal (1) forms the cylindrical hollow structure; It is characterized in that: also comprise mixed medicine card (4), dosing crosspointer (6) and self sealss cushion (7); The bottom of described mixed medicine card (4) extends to form a needle cylindrical unit (5) downwards, the inner wall even distribution of needle cylindrical unit (5) is provided with a plurality of snap rings (15) that along the circumferential direction arrange, outer wall at mixed medicine interface (3) is laid with a plurality of draw-in grooves (16) that along the circumferential direction arrange, and described needle cylindrical unit (5) is connected on the mixed medicine interface (3); Described self sealss cushion (7) is arranged in the needle cylindrical unit (5) and with mixed medicine interface (3) and is sealed and matched, and described dosing crosspointer (6) is fixed on the bottom of mixed medicine card (11), and lower needle point inserts self sealss cushions (7) and is sealed and matched with it.
2. the reusable hard double nip of plug-in according to claim 1, it is characterized in that: the inwall of described needle cylindrical unit (5) along the circumferential direction is provided with locating ring (8), along the circumferential direction be provided with locating slot (9) on the cylindrical of described mixed medicine interface (3), locating ring (8) is positioned at locating slot (9) during mixed medicine.
3. the reusable hard double nip of plug-in according to claim 1 is characterized in that: the bottom of described mixed medicine card (4) is provided with and is enclosed within the outer annular rubber cushion (10) of dosing crosspointer (6).
4. the reusable hard double nip of plug-in according to claim 1 is characterized in that: be symmetrically arranged with two on the inwall of described mixed medicine card (4) and be used for preventing card (11) that medicament reservoir withdraws from and that be obliquely installed at least.
5. the reusable hard double nip of plug-in according to claim 1, it is characterized in that: the upper port of described mixed medicine card (4) is provided with seal cover (12).
6. the reusable hard double nip of the described plug-in of each claim in 5 according to claim 1 is characterized in that: be provided with at needle cylindrical unit (5) and ∕ or mixed medicine interface (3) and can prevent that needle cylindrical unit (5) from pulling out the anticreep parts of mixed medicine interface (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582354 CN202822122U (en) | 2012-11-07 | 2012-11-07 | Clamped type reusable hard dual interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582354 CN202822122U (en) | 2012-11-07 | 2012-11-07 | Clamped type reusable hard dual interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202822122U true CN202822122U (en) | 2013-03-27 |
Family
ID=47933935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220582354 Expired - Lifetime CN202822122U (en) | 2012-11-07 | 2012-11-07 | Clamped type reusable hard dual interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202822122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287088A (en) * | 2018-01-17 | 2018-07-17 | 卡斯纳（苏州）医疗设备有限公司 | A kind of clinical laboratory's urine collecting device |
-
2012
- 2012-11-07 CN CN 201220582354 patent/CN202822122U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287088A (en) * | 2018-01-17 | 2018-07-17 | 卡斯纳（苏州）医疗设备有限公司 | A kind of clinical laboratory's urine collecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |