CN213157806U - Injection fractional measurement is got and is used protective assembly - Google Patents
Injection fractional measurement is got and is used protective assembly Download PDFInfo
- Publication number
- CN213157806U CN213157806U CN202020997743.1U CN202020997743U CN213157806U CN 213157806 U CN213157806 U CN 213157806U CN 202020997743 U CN202020997743 U CN 202020997743U CN 213157806 U CN213157806 U CN 213157806U
- Authority
- CN
- China
- Prior art keywords
- hood
- syringe needle
- needle
- suction tube
- injection
- 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 - Fee Related
Links
- 238000002347 injection Methods 0.000 title claims abstract description 32
- 239000007924 injection Substances 0.000 title claims abstract description 32
- 230000001681 protective effect Effects 0.000 title claims abstract description 32
- 238000005259 measurement Methods 0.000 title claims description 6
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 229920003023 plastic Polymers 0.000 claims abstract description 29
- 239000004033 plastic Substances 0.000 claims abstract description 29
- 210000002445 nipple Anatomy 0.000 claims abstract description 10
- 238000010999 medical injection Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a medical injection device design field discloses an injection fractional volume is got and is used protection component, including the hood, the middle part of hood one side is fixed with the syringe needle, one side that the syringe needle was kept away from to the hood is fixed with the suction tube that passes behind the hood and the syringe needle intercommunication, the one end that the hood was kept away from to the suction tube supplies the nipple embedding of syringe, two pinholes have been seted up to the tip of syringe needle, the both sides of syringe needle all are provided with the anticreep barb, can dismantle on the hood and be connected with the needle cover that the cover was established on the syringe needle, be fixed with the cover on the hood and establish the protective sheath on the suction tube, the one of hood is kept away from to the protective sheath serves and is provided with one side and rotates the sealed lid of the plastics of connection on the protective sheath, the sealed first sealing ring that covers of plastics and be provided with the embedding.
Description
Technical Field
The utility model relates to a medical injection device design field, in particular to injection volume in grades is got and is used protection component.
Background
The injection is usually in a bag or a bottle, the end of the bag or the bottle is sealed by rubber, when medical personnel measure the injection, the medical personnel need to penetrate through the rubber layer by using a needle of the injector and then enter the injection, so that the injection is extracted; when the rubber layer needs to be pierced back and forth by the needle of the injector, the rubber layer can be damaged, so that rubber particles can be sucked into the needle cylinder through the needle, and the injection can be polluted; meanwhile, the operation of penetrating the needle of the injector into the rubber layer back and forth also increases the risk of contamination of the needle, thereby being unfavorable for the sanitation of the injection operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an injection fractional measurement is got and is used protective assembly, can be convenient for relatively safe fractional measurement get the injection.
The above technical purpose of the present invention can be achieved by the following technical solutions: a protective component for measuring injection in multiple times comprises a top cap, a needle head is fixed in the middle of one side of the top cap, a suction pipe which penetrates through the top cap and is communicated with the needle head is fixed on one side of the top cap, which is far away from the needle head, one end of the suction pipe, which is far away from the top cap, is used for embedding a nipple of the injector, the end part of the needle head is provided with two needle holes, two sides of the needle head are both provided with anti-falling barbs, a needle sleeve sleeved on the needle head is detachably connected on the top cap, a protective sleeve sleeved on the suction tube is fixed on the top cap, one end of the protective sleeve far away from the top cap is provided with a plastic sealing cover with one side rotatably connected with the protective sleeve, the plastic sealing cover is provided with a first sealing ring which is embedded in the suction pipe and is in interference fit with the inner wall of the suction pipe, and the plastic sealing cover is also provided with a second sealing ring which is embedded in the protective sleeve and is in interference fit with the inner wall of the protective sleeve.
The utility model discloses a further set up to: the end of the needle sleeve is integrally provided with an internal thread sleeve, and the top cap is provided with an external thread sleeve in threaded connection with the internal thread sleeve.
The utility model discloses a further set up to: and a push plate is arranged on one side, away from the protective sleeve, of the plastic sealing cover.
To sum up, the utility model discloses following beneficial effect has:
1. when the injection needs to be measured in a fractional manner, the needle sleeve is taken down firstly, then the needle head on the top cap can penetrate through the rubber layer and enter the injection, and the two sides of the needle head are provided with the anti-falling barbs, so that the needle head can be prevented from falling off the rubber layer through the anti-falling barbs; then the plastic sealing cover is opened, and then the nipple of the injector is embedded into the suction tube, and the injector can extract the injection at the moment;
after the primary extraction is finished, the nipple in the suction tube is pulled out, then the plastic sealing cover is covered on the protective sleeve again, the first sealing ring is embedded in the suction tube, the second sealing ring is embedded in the protective sleeve, and at the moment, the suction tube can be sealed through the plastic sealing cover, so that the injection liquid is prevented from leaking out from the suction tube;
when the second extraction is needed, the plastic sealing cover is opened, and the nipple is embedded into the suction tube for the second extraction; finally, the injection can be measured in a plurality of times without pulling and inserting the syringe needle for a plurality of times, so that the condition that the rubber particles are sucked into the needle cylinder through the syringe needle to cause the pollution of the injection can be avoided, and the possibility that the syringe needle is polluted due to pulling and inserting the syringe needle for a plurality of times is reduced, thereby realizing the safer measurement of the injection in a plurality of times;
2. the internal thread sleeve on the needle sleeve is connected with the external thread sleeve on the top cap in a threaded manner, and the detachable connection between the needle sleeve and the top cap can be realized at the moment, so that the needle sleeve is convenient to take down;
3. when the plastic sealing cover needs to be opened, the push plate arranged on one side of the plastic sealing cover far away from the protective sleeve is utilized, and the plastic sealing cover can be conveniently opened through the push plate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the structure of the utility model when being combined with an infusion bag.
Reference numerals: 1. a top cap; 11. an external thread sleeve; 2. a needle head; 21. a pinhole; 22. anti-falling barb; 3. a suction tube; 4. a needle sleeve; 41. an internal thread sleeve; 5. a protective sleeve; 6. a plastic sealing cover; 61. a first seal ring; 62. a second seal ring; 63. a push plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a protection component is taken to injection fractional volume, refer to fig. 1, fig. 2, this kind of injection fractional volume is taken and is used protection component includes plastic material's hood 1, the middle part of hood 1 one side bonds and has syringe needle 2, and one side that the syringe needle 2 was kept away from to hood 1 bonds and is fixed with suction tube 3, suction tube 3 pierces through behind the hood 1 and communicates with syringe needle 2, wherein the one end that the hood 1 was kept away from to suction tube 3 can supply the nipple embedding of syringe to realize being connected of syringe and syringe needle 2.
Referring to fig. 1, two pinholes 21 have been seted up to the tip of syringe needle 2, two pinholes 21 are located the both sides of 2 tip of syringe needle respectively, wherein the both sides of syringe needle 2 all bond and have anticreep barb 22, and be provided with the needle cover 4 of cover on the hood 1 and establish on syringe needle 2, needle cover 4 can protect syringe needle 2 promptly, the tip an organic whole of needle cover 4 is provided with internal thread bush 41 simultaneously, and an organic whole is provided with external screw thread bush 11 of threaded connection in internal thread bush 41 on the hood 1, can realize that needle cover 4 can dismantle the connection on hood 1 this moment.
Referring to fig. 1, a protective sleeve 5 sleeved on a suction pipe 3 is fixedly bonded on a top cap 1, a plastic sealing cover 6 is arranged at one end of the protective sleeve 5 far away from the top cap 1, one side of the plastic sealing cover 6 is bonded on the protective sleeve 5 through flexible plastic, at the moment, the plastic sealing cover 6 can be rotatably connected on the protective sleeve 5, meanwhile, a first sealing ring 61 embedded in the suction pipe 3 and in interference fit with the inner wall of the suction pipe 3 is integrally arranged on the plastic sealing cover 6, and a second sealing ring 62 embedded in the protective sleeve 5 and in interference fit with the inner wall of the protective sleeve 5 is also arranged on the plastic sealing cover 6; wherein, a push plate 63 is integrally arranged on one side of the plastic sealing cover 6 far away from the protective sleeve 5.
The principle is as follows: when the injection needs to be measured in a fractional manner, the needle sleeve 4 is taken down firstly, then the needle 2 on the top cap 1 can penetrate through the rubber layer and enter the injection, and the two sides of the needle 2 are provided with the anti-falling barbs 22, so that the needle 2 can be prevented from falling off the rubber layer through the anti-falling barbs 22; the plastic closure cap 6 is then opened again and the nipple of the syringe is inserted into the suction tube 3, whereupon the syringe can be used to withdraw the injection.
After the extraction is finished for one time, the nipple in the suction tube 3 is extracted, then the plastic sealing cover 6 is covered on the protective sleeve 5 again, the first sealing ring 61 is embedded in the suction tube 3, the second sealing ring 62 is embedded in the protective sleeve 5, the suction tube 3 can be sealed through the plastic sealing cover 6 at the moment, and the injection liquid is prevented from leaking out from the suction tube 3.
When the second extraction is needed, the plastic sealing cover 6 is opened, and the nipple is embedded into the suction pipe 3 for the second extraction; finally, the injection can be measured in a fractional manner, and the situation that the rubber particles are sucked into the needle cylinder through the syringe needle to cause injection pollution is avoided without pulling and inserting the syringe needle for multiple times, and the possibility that the syringe needle is polluted due to pulling and inserting the syringe needle for multiple times is reduced, so that the injection can be measured in a safer fractional manner.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (3)
1. The utility model provides a protection component is used to injection fractional measurement volume which characterized in that: including hood (1), the middle part of hood (1) one side is fixed with syringe needle (2), one side that syringe needle (2) were kept away from in hood (1) is fixed with suction tube (3) that pass behind hood (1) and syringe needle (2) intercommunication, the nipple embedding of syringe is supplied to the one end that hood (1) was kept away from in suction tube (3), two pinhole (21) have been seted up to the tip of syringe needle (2), the both sides of syringe needle (2) all are provided with anticreep barb (22), can dismantle on hood (1) and be connected with needle cover (4) of establishing on syringe needle (2) of establishing, be fixed with on hood (1) and establish protective sheath (5) on suction tube (3), protective sheath (5) are kept away from one of hood (1) and serve one side and rotate the sealed lid (6) of plastics of connection on protective sheath (5), be provided with on the sealed lid (6) of plastics and imbed in suction tube (3) and with between the suction tube (3) The sealing structure comprises a first sealing ring (61), and a second sealing ring (62) which is embedded in a protective sleeve (5) and is in interference fit with the inner wall of the protective sleeve (5) is further arranged on the plastic sealing cover (6).
2. The injection fractional dose containment assembly of claim 1, wherein: an internal thread sleeve (41) is integrally arranged at the end part of the needle sleeve (4), and an external thread sleeve (11) in threaded connection with the internal thread sleeve (41) is arranged on the top cap (1).
3. The injection fractional dose containment assembly of claim 1, wherein: and a push plate (63) is arranged on one side, far away from the protective sleeve (5), of the plastic sealing cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020997743.1U CN213157806U (en) | 2020-06-03 | 2020-06-03 | Injection fractional measurement is got and is used protective assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020997743.1U CN213157806U (en) | 2020-06-03 | 2020-06-03 | Injection fractional measurement is got and is used protective assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213157806U true CN213157806U (en) | 2021-05-11 |
Family
ID=75786694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020997743.1U Expired - Fee Related CN213157806U (en) | 2020-06-03 | 2020-06-03 | Injection fractional measurement is got and is used protective assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213157806U (en) |
-
2020
- 2020-06-03 CN CN202020997743.1U patent/CN213157806U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |