CN202822123U - Self-sealing double-needle doser - Google Patents
Self-sealing double-needle doser Download PDFInfo
- Publication number
- CN202822123U CN202822123U CN 201220582465 CN201220582465U CN202822123U CN 202822123 U CN202822123 U CN 202822123U CN 201220582465 CN201220582465 CN 201220582465 CN 201220582465 U CN201220582465 U CN 201220582465U CN 202822123 U CN202822123 U CN 202822123U
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- mixed medicine
- needle
- medicine card
- self sealss
- self
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Abstract
The utility model discloses a self-sealing double-needle doser comprising a medicine mixing clamp body, double dosing needles, self-sealing elastic cushions, an elastic part and an outer cover, wherein the self-sealing elastic cushion is fixedly arranged in the medicine mixing clamp body, sleeved on upper needle tips of the double dosing needles and matched with the needle tips in a sealing way; one end of the elastic part is pressed on the inner wall of the bottom of the medicine mixing clamp body, and the other end of the elastic part is pressed on a needle bed; and a port of the outer cover is detachably connected with a port of the medicine mixing clamp body. When a bottle cap of a penicillin bottle downwards extrudes the seal-sealing elastic cushion, the self-sealing elastic cushions and a sealing plug on the penicillin bottle are pierced by using the upper needle tips, and then, the elastic part is also compressed; and after medicine mixing is finished, the penicillin bottle is taken out of the medicine mixing clamp body, the self-sealing elastic cushions restore, the double dosing needles upwards move under the action of a restoring force of the elastic part, the upper needle tips are inserted to the self-sealing elastic cushions, thus, the upper needle tips are automatically and successfully sealed after the medicine mixing is finished, the cleanliness of a medicine mixing channel in the doser is ensured, and the doser can be reused under an aseptic condition.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to the drug feeding device that a kind of mixed medicine uses.
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 infusion vessel, and the injection of the medicinal liquid in the infusion vessel usually realizes by drug feeding device.
In the prior art, drug feeding device comprises mixed medicine card and medicine feeding needle, and medicine feeding needle is divided into again dosing single needle and dosing crosspointer.The dosing single needle of single needle drug feeding device is arranged on the interior bottom of mixed medicine card along the axial restraint of mixed medicine card, the needle point of dosing single needle points to the port of mixed medicine card, the bottom of dosing single needle is extended the bottom of mixed medicine card and is connected with a foldable handle, the bottom of dosing single needle is connected with mixed medicine interface by sebific duct during use, foldable handle is positioned at sebific duct, only need during mixed medicine cillin bottle is inserted mixed medicine card, the foldable handle that fractures just can mix the medicine operation.The dosing crosspointer of dual-needle medicament feeder is along in the mixed medicine card of axially arranging of dosing card, the needle stand of dosing crosspointer can move up and down along the inwall of mixed medicine card, the upper needle point of dosing crosspointer points to the port of mixed medicine card, lower needle point passes the bottom of mixed medicine card, should mix the medicine card during use is connected on the mixed medicine interface, cillin bottle is stuck in the mixed medicine card, promote cillin bottle downwards, along with the dosing crosspointer moves down, upper needle point pierces through the sealing-plug on the cillin bottle, lower needle point punctures the barrier film in the mixed medicine interface, just can mix the medicine operation.
The drug feeding device of said structure is disposable mixed medicine, after medicine feeding needle pierces through cillin bottle and mixes medicine, take off cillin bottle from mixed medicine card, the needle point of medicine feeding needle just exposes in the external world fully, easily by environmental pollution, so the drug feeding device of said structure can't be realized reusing under aseptic condition.
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 mixed contaminated self sealss dual-needle medicament feeder of medicine passage.
In order to solve the problems of the technologies described above, this utility model has adopted following technical scheme:
The self sealss dual-needle medicament feeder, comprise mixed medicine card, dosing crosspointer, self sealss cushion, elastomeric element and outside housing cover, described dosing crosspointer also can be along mixing moving axially of medicine card along the axial setting of mixed medicine card, the needle stand of described dosing crosspointer is positioned at mixed medicine card, and the lower needle point of dosing crosspointer is corresponding with the mixed medicine passage that mixed medicine card bottom arranges; Described self sealss cushion is fixedly installed in the mixed medicine card and is enclosed within on the upper needle point of dosing crosspointer, and the self sealss cushion with should be sealed and matched by upper needle point, a side pressure of described elastomeric element is on the bottom interior wall of mixed medicine card, the other end is pressed on the needle stand; The port of the port of described outside housing cover and mixed medicine card removably connects.
As a kind of preferred version of the present utility model, described elastomeric element is spring, and spring housing is outside the lower pin of dosing crosspointer.
As another kind of preferred version of the present utility model, the port of described outside housing cover is connected with the port sealing of mixed medicine card.
As another preferred version of the present utility model, be provided with plug in the mixed medicine passage of described mixed medicine card bottom.
As a kind of improvement project of the present utility model, be symmetrically arranged with at least two skid-prevention buttons on the inwall of described mixed medicine card, described self sealss cushion is positioned at the below of skid-prevention button.
The beneficial effects of the utility model are: this utility model has the self sealss cushion that is sealed and matched with it at the needle point of dosing crosspointer cover, between the bottom of the needle stand of dosing crosspointer and mixed medicine card elastomeric element is set.During mixed medicine, cillin bottle is put into mixed medicine card, outside housing cover covers on cillin bottle, push cillin bottle downwards, and outside housing cover is connected with mixed medicine card, when cillin bottle moves down, the bottle cap extruding self sealss cushion of cillin bottle, the upper needle point of dosing crosspointer pierces through the sealing-plug on self sealss cushion and the cillin bottle, and the lower needle point of dosing crosspointer pierces through plug, and elastomeric element is also thereupon compressed; After mixed medicine finishes, in mixed medicine card, take out cillin bottle, self sealss cushion return, under the restoring force effect of elastomeric element, move on the dosing crosspointer, upper needle point inserts in the self sealss cushion and with the self sealss cushion and is sealed and matched, successfully realized upper needle point automatic-sealed behind mixed medicine, the cleannes of mixed medicine passage in the drug feeding device have been guaranteed, this drug feeding device can be reused under aseptic condition, and can realize a kind of transfusion solution and two or more medicament mixed by this drug feeding device.
Description of drawings
Fig. 1 is the cross-sectional view of self sealss dual-needle medicament feeder;
Fig. 2 is the structural representation that cillin bottle inserts this self sealss dual-needle medicament feeder.
In the accompanying drawing: 1-mixed medicine card; 2-dosing crosspointer; 3-self sealss cushion; 4-elastomeric element; 5-needle stand; 6-skid-prevention button; 7-outside housing cover; 8-mixed medicine passage; 9-plug; 10-cillin bottle.
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 self sealss dual-needle medicament feeder comprises mixed medicine card 1, dosing crosspointer 2, self sealss cushion 3, elastomeric element 4 and outside housing cover 7.Dosing crosspointer 2 also can be along mixing moving axially of medicine card 1 along the axial setting of mixed medicine card 1, the needle stand 5 of dosing crosspointer 2 is positioned at mixed medicine card 1, the upper needle point of dosing crosspointer 2 points to the port of mixed medicine card 1, and the lower needle point of dosing crosspointer 2 is corresponding with the mixed medicine passage 8 that mixed medicine card 1 bottom arranges.Self sealss cushion 3 is fixedly installed in the mixed medicine card 1 and is enclosed within on the upper needle point of dosing crosspointer 2, and the upper needle point of self sealss cushion 3 and this dosing crosspointer 2 is sealed and matched.One side pressure of elastomeric element 4 is on the bottom interior wall of mixed medicine card 1, and the other end of elastomeric element 4 is pressed on the needle stand 5.The port of the port of outside housing cover 7 and mixed medicine card 1 removably connects.
In the present embodiment, elastomeric element 4 is spring, and spring housing is outside the lower pin of dosing crosspointer 2, and a side pressure of spring is on the bottom interior wall of mixed medicine card 1, and the other end of spring is pressed in needle stand 5 bottoms.When dosing crosspointer 2 moves down, needle stand 5 Compress Springs, when dosing crosspointer 2 was not subject to downward active force, needle stand 5 drove whole dosing crosspointer 2 and moves under the effect of the restoring force of spring.Except adopting spring as the elastomeric element 4, also can adopt other elastic component, such as flexure strip (only need a side pressure with flexure strip on the bottom interior wall of mixed medicine card 1, the other end of flexure strip is pressed in the bottom of needle stand 5, and flexure strip forms bow-shaped structural).
Be symmetrically arranged with at least two skid-prevention buttons 6 on the inwall of mixed medicine card 1, self sealss cushion 3 is positioned at the below of skid-prevention button 6.In the present embodiment, be symmetrically arranged with six skid-prevention buttons 6 at the inwall that mixes medicine card 1.Skid-prevention button 6 can prevent that self sealss cushion 3 from upwards withdrawing from mixed medicine card 1.
The port of outside housing cover 7 is connected (can adopt is threaded connects with the clamping mode of being connected) with the port sealing of mixed medicine card 1, be provided with plug 9 in the mixed medicine passage 8 of mixed medicine card 1 bottom, this outside housing cover 7 and plug 9 make in this mixed medicine card 1 and have before use good cleannes in the dosing passage, during use, pull down outside housing cover 7 from mixed medicine card 1 and get final product.Cillin bottle 10 snap in mixed medicine card 1 interior after, this outside housing cover 7 can prevent that also cillin bottle 10 from withdrawing from or become flexible to opposite direction mixed medicine card 1 is interior.
During mixed medicine, as shown in Figure 2.Cillin bottle 10 is put into mixed medicine card 1, outside housing cover 7 covers on cillin bottle 10, push cillin bottle 10 downwards, and the mode of the port that makes outside housing cover 7 by clamping be connected with the port sealing of mixed medicine card 1, when cillin bottle 10 moves down, and the bottle cap of cillin bottle 10 extruding self sealss cushion 3, dosing crosspointer 2 is also along with moving down and Compress Spring, the upper needle-penetration self sealss cushion 3 of dosing crosspointer 2 and the sealing-plug on the cillin bottle 10, plug 9 is broken in the lower acupuncture of dosing crosspointer 2, just can mix the medicine operation.After mixed medicine finishes, first outside housing cover 7 is taken off from mixed medicine card 1, from mixed medicine card 1 interior taking-up cillin bottle 10, self sealss cushion 3 self-returns, under the restoring force effect of spring, move on the dosing crosspointer 2, the upper needle point of dosing crosspointer 2 inserts in the self sealss cushion 3 and with self sealss cushion 3 and is sealed and matched, successfully realized upper needle point automatic-sealed behind mixed medicine of dosing crosspointer 2, the cleannes of mixed medicine passage in the drug feeding device have been guaranteed, this drug feeding device can be reused under aseptic condition, and can realize a kind of transfusion solution and two or more medicament mixed by this drug feeding device.
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 (5)
1. self sealss dual-needle medicament feeder, comprise mixed medicine card (1) and dosing crosspointer (2), described dosing crosspointer (2) also can be along mixing moving axially of medicine card (1) along the axial setting of mixed medicine card (1), the needle stand (5) of described dosing crosspointer (2) is positioned at mixed medicine card (1), and the lower needle point of dosing crosspointer (2) is corresponding with the mixed medicine passage (8) that mixed medicine card (1) bottom arranges; It is characterized in that: also comprise self sealss cushion (3), elastomeric element (4) and outside housing cover (7), described self sealss cushion (3) is fixedly installed in the mixed medicine card (1) and is enclosed within on the upper needle point of dosing crosspointer (2), and needle point is sealed and matched self sealss cushion (3) with being somebody's turn to do upward, one side pressure of described elastomeric element (4) is on the bottom interior wall of mixed medicine card (1), and the other end is pressed on the needle stand (5); The port of the port of described outside housing cover (7) and mixed medicine card (1) removably connects.
2. self sealss dual-needle medicament feeder according to claim 1, it is characterized in that: described elastomeric element (4) is spring, and spring housing is outside the lower pin of dosing crosspointer (2).
3. self sealss dual-needle medicament feeder according to claim 1, it is characterized in that: the port of described outside housing cover (7) is connected with the port sealing of mixed medicine card (1).
4. the described self sealss dual-needle medicament feeder of each claim in 3 according to claim 1 is characterized in that: be provided with plug (9) in the mixed medicine passage (8) of described mixed medicine card (1) bottom.
5. self sealss dual-needle medicament feeder according to claim 4, it is characterized in that: be symmetrically arranged with at least two skid-prevention buttons (6) on the inwall of described mixed medicine card (1), described self sealss cushion (3) is positioned at the below of skid-prevention button (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582465 CN202822123U (en) | 2012-11-07 | 2012-11-07 | Self-sealing double-needle doser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582465 CN202822123U (en) | 2012-11-07 | 2012-11-07 | Self-sealing double-needle doser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202822123U true CN202822123U (en) | 2013-03-27 |
Family
ID=47933936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220582465 Expired - Lifetime CN202822123U (en) | 2012-11-07 | 2012-11-07 | Self-sealing double-needle doser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202822123U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021123760A1 (en) * | 2019-12-17 | 2021-06-24 | Oribiotech Ltd | A connector |
| WO2022269231A1 (en) * | 2021-06-24 | 2022-12-29 | Oribiotech Ltd | Aseptic connector |
| WO2023012469A1 (en) * | 2021-08-05 | 2023-02-09 | Oribiotech Ltd | Outlet valve for a container |
-
2012
- 2012-11-07 CN CN 201220582465 patent/CN202822123U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021123760A1 (en) * | 2019-12-17 | 2021-06-24 | Oribiotech Ltd | A connector |
| GB2590523A (en) * | 2019-12-17 | 2021-06-30 | Oribiotech Ltd | A connector |
| GB2590523B (en) * | 2019-12-17 | 2021-12-15 | Oribiotech Ltd | A connector |
| US11505776B2 (en) | 2019-12-17 | 2022-11-22 | Oribiotech Ltd | Connector |
| WO2022269231A1 (en) * | 2021-06-24 | 2022-12-29 | Oribiotech Ltd | Aseptic connector |
| WO2023012469A1 (en) * | 2021-08-05 | 2023-02-09 | Oribiotech Ltd | Outlet valve for a container |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |