CN202236313U - Inner sleeve with double-needle support device - Google Patents
Inner sleeve with double-needle support device Download PDFInfo
- Publication number
- CN202236313U CN202236313U CN2011203438518U CN201120343851U CN202236313U CN 202236313 U CN202236313 U CN 202236313U CN 2011203438518 U CN2011203438518 U CN 2011203438518U CN 201120343851 U CN201120343851 U CN 201120343851U CN 202236313 U CN202236313 U CN 202236313U
- Authority
- CN
- China
- Prior art keywords
- crosspointer
- double
- inner sleeve
- supporting seat
- elastic supporting
- Prior art date
- 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.)
- Expired - Lifetime
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an inner sleeve with a double-needle support device. The inner sleeve comprises an inner sleeve body and a double-needle elastic support seat, wherein the two ends of the inner sleeve body are opened, and the double-needle elastic support seat is arranged on a cross section of the inner wall of the inner sleeve body; and a through hole is arranged on the double-needle elastic support seat along the axis direction of the inner sleeve body. When the inner sleeve with the double-needle support device is used, a substrate for two needles can be clamped in the through hole of the double-needle elastic support seat, an outer sleeve is matched with the inner sleeve, so that the connection of a drug container and an infusion container in a sterile state can be realized, the use is safer, the structure is simple, and the cost is lower; furthermore, a plurality of bumps are axially arranged on the inner wall of the through hole of the double-needle elastic support seat, when the two needles bear force, the substrate for the two needles is facilitated to penetrate the through hole.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, relates in particular to a kind of interior cover that is applicable to the band crosspointer bracing or strutting arrangement that uses on the drug feeding device.
Background technology
For the medicine in the medicament reservoir is added in the solution in the infusion vessel, then mixed solution is imported such as the patient in the clinical mechanism of hospital.In the prior art, normal employing is connected with the container that solution is housed such as the container that double ended meedle will be equipped with dissolved substance.This double ended meedle is the cavity pin of hollow; The centre of this pin has a center; And has needle point at two ends; Use a needle point of cavity pin to pass the sealing-plug of medicament reservoir continuously and use another needle point of cavity pin to pass the sealing-plug of infusion vessel, so that infusion vessel is connected with medicament reservoir.
When using the double ended meedle of said structure; For avoiding operator directly to contact when the manually-operated with double ended meedle, bring pollution factor, normal some construction units that adopt fix the double ended meedle position in the prior art; Make double ended meedle confirm in the sealing-plug front position at puncture two ends and do not push with sealing-plug; And when needs puncture, can make double ended meedle under stress condition, the sealing-plug at the two ends of puncturing smoothly realizes mixing medicine.But bracing or strutting arrangement of the prior art is comparatively complicated, need could successfully reach above-mentioned effect through multiple member assembling.Complicated structure; Be not easy to processing, and more complicated structure introduces dangerous unstable factor more easily, also can relate to the material selection problem of different component; Cost is high; Therefore seek a kind of simple supporting mechanism and under safer easier condition, realize above-mentioned functions for satisfying the demand of growing drug safety, needing badly, alleviate the financial burden of consumer.
The utility model content
To the above-mentioned deficiency that exists in the prior art, this utility model provides a kind of use safer, and structure is simpler, the interior cover of the band crosspointer bracing or strutting arrangement that cost is lower.
In order to solve the problems of the technologies described above, this utility model has adopted following technical scheme: the interior cover of band crosspointer bracing or strutting arrangement, body and crosspointer elastic supporting seat in comprising; The both ends open of body in said, crosspointer elastic supporting seat are arranged on the cross section of inboard wall of interior body; The axis direction of body is provided with a through hole in the said crosspointer elastic supporting seat upper edge.
As a kind of preferred version of this utility model, said crosspointer elastic supporting seat is a circular ring structure, is uniformly distributed with the convexity of a plurality of sawtooth pattern structures on the inwall of the through hole of crosspointer elastic supporting seat.
As the another kind of preferred version of this utility model, said in an end of body be and the link of the interface seam of infusion vessel that the other end is the end that is inserted in of overcoat; The inwall of said link is provided with female thread.
As another preferred version of this utility model, also be provided with the interface zigzag of falling that reverse rotation is withdrawed from female thread that prevents infusion vessel on the inwall of said link and end card.
The beneficial effect of this utility model: the interior nested structure of the band crosspointer bracing or strutting arrangement that this utility model provides is simpler, and cost is lower; Cross section of inboard wall at interior body is provided with the crosspointer elastic supporting seat; Middle part at the crosspointer elastic supporting seat is provided with through hole; When using the interior cover of this band crosspointer bracing or strutting arrangement, can the pedestal of crosspointer be stuck in the through hole of crosspointer elastic supporting seat, cooperate overcoat again; Can realize that medicament reservoir is connected under aseptic condition with infusion vessel, uses safer; While is uniformly distributed with the convexity of a plurality of sawtooth pattern structures on the inwall of the through hole of crosspointer elastic supporting seat, when crosspointer was stressed, the pedestal that helps crosspointer passed from through hole.
Description of drawings
Fig. 1 is the structural representation of the interior cover of band crosspointer bracing or strutting arrangement;
Fig. 2 is installed in the structural representation on the drug feeding device for the interior cover of band crosspointer bracing or strutting arrangement.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment this utility model is done to describe in further detail.
Fig. 1 is for the structural representation of the interior cover of band crosspointer bracing or strutting arrangement, and is as shown in the figure.The interior cover of band crosspointer bracing or strutting arrangement, body 1 and crosspointer elastic supporting seat 2 in comprising.The both ends open of interior body 1, crosspointer elastic supporting seat 2 are arranged on the cross section of inboard wall of interior body 1.The axis direction of body 1 is provided with a through hole 3 in crosspointer elastic supporting seat 2 upper edges.Crosspointer elastic supporting seat 2 is a circular ring structure, is uniformly distributed with the convexity 4 of a plurality of sawtooth pattern structures on the inwall of the through hole 3 of crosspointer elastic supporting seat 2.
In the present embodiment; One end of interior body 1 is the link (being the lower end shown in the figure) with the interface seam of infusion vessel; The other end be overcoat 5 be inserted in end (shown in the figure for upper end); The inwall of link is provided with female thread 6, also is provided with the interface zigzag of falling that reverse rotation is withdrawed from female thread 6 that prevents infusion vessel on the inwall of link and only blocks 8.The zigzag of falling on the inwall of link is only blocked the zigzag of falling that is provided with on 8 interfaces that need with infusion vessel and is ended card and be used.During thermal weld; At first the interface with infusion vessel screws in the female thread 6 of interior body 1; Only block 8 and on reverse, have barrier effect because of falling zigzag; Avoid the interface of infusion vessel in use in the female thread 6 of interior body 1, to withdraw from, body 1 was more firm with the infusion vessel seam in the female thread 6 of interior body 1 can guarantee, interior body 1 is better with the sealing effectiveness of infusion vessel.
When using the interior cover of this band crosspointer bracing or strutting arrangement, as shown in Figure 2, the pedestal of crosspointer 7 is stuck in the through hole 3 of crosspointer elastic supporting seat 2; Medicament reservoir is positioned in the interior body 1 that is connected with infusion vessel; Make the sealing-plug of the last tip alignment medicament reservoir of crosspointer 7, on the body 1, push overcoat 5 in then overcoat 5 being enclosed within; The pedestal of crosspointer 7 passes the through hole 3 of crosspointer elastic supporting seat 2; The sealing-plug of the last needle penetration medicament reservoir of crosspointer 7, the sealing-plug of the following needle penetration infusion vessel of crosspointer 7, the extruding infusion vessel just can mix with medicine in the medicament reservoir solution in the infusion vessel under aseptic condition.Be uniformly distributed with the convexity 4 of a plurality of sawtooth pattern structures on the inwall of the through hole 3 of crosspointer elastic supporting seat 2; When the pedestal of crosspointer 7 is stuck in the through hole 3 of crosspointer elastic supporting seat 2; When in a single day pedestal receives downward pressure, have better elastic because of protruding 4, protruding 4 positions just can concave and push in the position; The indent position is that the boss of pressurized provides the space that is squeezed, and makes pedestal under stress, pass the through hole 3 of crosspointer elastic supporting seat 2 more easily.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation this utility model; Although with reference to preferred embodiment this utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of this utility model; And not breaking away from the aim and the scope of this utility model technical scheme, it all should be encompassed in the middle of the claim scope of this utility model.
Claims (4)
1. the interior cover with the crosspointer bracing or strutting arrangement is characterized in that: comprise interior body (1) and crosspointer elastic supporting seat (2); The both ends open of body (1) in said, crosspointer elastic supporting seat (2) is arranged on the cross section of inboard wall of interior body (1); The axis direction of body (1) is provided with a through hole (3) in said crosspointer elastic supporting seat (2) upper edge.
2. the interior cover of band crosspointer bracing or strutting arrangement according to claim 1 is characterized in that: said crosspointer elastic supporting seat (2) is a circular ring structure, is uniformly distributed with the convexity (4) of a plurality of sawtooth pattern structures on the inwall of the through hole (3) of crosspointer elastic supporting seat (2).
3. the interior cover of band crosspointer bracing or strutting arrangement according to claim 1 and 2 is characterized in that: in said an end of body (1) for the link of the interface seam of infusion vessel, the other end is the end that is inserted in of overcoat (5); The inwall of said link is provided with female thread (6).
4. the interior cover of band crosspointer bracing or strutting arrangement according to claim 3 is characterized in that: also be provided with the interface zigzag of falling that reverse rotation is withdrawed from female thread (6) that prevents infusion vessel on the inwall of said link and end card (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203438518U CN202236313U (en) | 2011-09-14 | 2011-09-14 | Inner sleeve with double-needle support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203438518U CN202236313U (en) | 2011-09-14 | 2011-09-14 | Inner sleeve with double-needle support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202236313U true CN202236313U (en) | 2012-05-30 |
Family
ID=46097628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203438518U Expired - Lifetime CN202236313U (en) | 2011-09-14 | 2011-09-14 | Inner sleeve with double-needle support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202236313U (en) |
-
2011
- 2011-09-14 CN CN2011203438518U patent/CN202236313U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan Kangyuan Pharmacy Co., Ltd. Assignor: Chongqing Lummy Pharmaceutical Co., Ltd. Contract record no.: 2012430000160 Denomination of utility model: Inner sleeve with double-needle support device Granted publication date: 20120530 License type: Common License Record date: 20120727 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |