CN207822206U - A kind of injector for medical purpose - Google Patents
A kind of injector for medical purpose Download PDFInfo
- Publication number
- CN207822206U CN207822206U CN201720479299.2U CN201720479299U CN207822206U CN 207822206 U CN207822206 U CN 207822206U CN 201720479299 U CN201720479299 U CN 201720479299U CN 207822206 U CN207822206 U CN 207822206U
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- China
- Prior art keywords
- protective cover
- safety protective
- deck
- injector
- medical purpose
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- 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.)
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Abstract
The utility model provides a kind of injector for medical purpose comprising needle stand, deck, safety protective cover and needle tubing.Host cavity is provided in the wherein described deck, the needle stand and safety protective cover are separately positioned on the upper and lower part of the deck host cavity, and the needle tubing is arranged in the needle stand, and extends downwardly and stretch into the safety protective cover.The safety protective cover can be moved up and down in the deck host cavity to coordinate the injection operation of the needle tubing.It is provided with registration arm in the wherein described deck host cavity; the end of the registration arm, which is extended, card division; the safety protective cover is provided with positioning step portion, and by the mating in the positioning step portion and the registration arm card division, the safety protective cover is located at initial position relative to the deck.
Description
Technical field
The utility model is related to a kind of syringe, especially a kind of injector for medical purpose can be used for the injection of insulin, but
It is not limited to.
Background technology
It is known that common injector for medical purpose, is typically made of pipe portion and needle tubing, the needle tubing is arranged in the pipe portion
Front, for being pierced into injection site, the pipe portion is for storing liquid to be injected drug.After the completion of injection, the needle tubing meeting
It is taken from the front of the pipe portion, after disinfection, is again repeated utilization.
And some injector for medical purpose, needle tubing are to be set up directly in pipe portion, and it, i.e., can be destroyed after the completion of use, to keep away
Exempt from subsequently to be reused, medical hidden danger occurs.For example, currently used conventional insulin treatment device and pen-type insulin injection
Device.
But for the currently used insulin syringe of this industry, after use, due to structural design
Reason so that the end needle point of its needle tubing is constantly exposed to outside, hence it is evident that there are security risk, safety issue exposes undoubtedly.
Further, this insulin syringe, the design defect in its own structure are also shown incessantly using completing
Afterwards, needle tubing needle point it is exposed on, there is also the security risks of bigger.I.e. it is not destroying its own knot after completing use
Under the premise of structure, moreover it is possible to be reused after being recovered, to bury even more serious security risk.
Therefore, it is necessory to develop a kind of novel injector for medical purpose, overcoming defect in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of injector for medical purpose, after the completion of injection can to its syringe tip into
The effective masking of row avoids the exposed generated safety issue of syringe tip after the completion of injection.
To achieve the goals above, the technical solution adopted in the utility model is as follows：
A kind of injector for medical purpose comprising needle stand, deck, safety protective cover and needle tubing.It is provided in the wherein described deck
Host cavity, the needle stand and safety protective cover are separately positioned on the upper and lower part of the deck host cavity, the needle tubing setting
In the needle stand, and extends downwardly and stretch into the safety protective cover.The safety protective cover can be in the deck host cavity
It moves up and down to coordinate the injection operation of the needle tubing.It is provided with registration arm, the positioning in the wherein described deck host cavity
The end of arm, which is extended, card division, and the safety protective cover is provided with positioning step portion, by the positioning step portion with it is described
The mating of registration arm card division, the safety protective cover are located at initial position relative to the deck.The safeguard protection is sleeved on institute
Moving up in deck host cavity is stated, the safety protective cover is enabled to rotate, so that the positioning step
Portion is detached from the mating between the card division of the registration arm end, and the safety protective cover is located at work relative to the deck at this time
Position.
Further, in different embodiments, wherein the upper end of the safety protective cover is provided with the switch of inclined plane shape
The lower part of guide surface, the needle stand is provided with corresponding switch guide surface, and the safety protective cover moves up so that described two groups
Turn guide surface to be engaged, and the safety protective cover is rotated.
Further, in different embodiments, wherein the side in safety protective cover positioning step portion is provided with and leads
To inclined-plane.
Further, in different embodiments, wherein the upper end of the safety protective cover is provided with limiting section, with institute
It states and has defined positioning surface between the upper surface of safety protective cover.
Further, in different embodiments, wherein the side of the limiting section is curved surfaces.
Further, in different embodiments, wherein being additionally provided with guiding groove on the safety protective cover.
Further, in different embodiments, it wherein being provided with positioning convex strip in the deck host cavity, is used for and institute
It states and is oriented to groove mating.
Further, in different embodiments, wherein being arranged between the needle stand and the safety protective cover flexible
Part.For example, spring, but be not limited to.
Further, in different embodiments, further include needle stand protective case, be set in outside the deck.
Compared with the existing technology, the utility model has the beneficial effects that：The utility model is related to a kind of injector for medical purpose,
Its cartridge structure for using the safeguard protection nested structure of brand-new design and being coupled with it so that the syringe is completed to inject
Afterwards, the safety protective cover can stretch out the deck, and completely obscured to the progress of the end of needle tubing, so as to avoid because using
After the completion, safety problem caused by the exposed possibility of the syringe tip needle point.
Further, the docked mode between the safety protective cover and the deck, but also the safety protective cover
It after stretching out the deck, cannot be again retracted into the deck in the case where not destroying its structure, so that the doctor
After use with syringe, can only be destroyed, it cannot simply be recycled and reused, to effectively avoid because it is not by
Correctly recycling is reused, and malpractice caused by possibility.
Description of the drawings
Fig. 1 be the utility model is related to an embodiment provide a kind of injector for medical purpose structural schematic diagram；
Fig. 2 is a kind of injector for medical purpose shown in FIG. 1, the structural schematic diagram of safety protective cover；
Fig. 3 is a kind of injector for medical purpose shown in FIG. 1, the couplings schematic diagram between safety protective cover and deck,
Described in safety protective cover be in not used initial position；
Fig. 4 is a kind of injector for medical purpose shown in FIG. 1, the couplings schematic diagram between safety protective cover and deck,
Described in safety protective cover be in operating position under state be used；
Fig. 5 is a kind of injector for medical purpose shown in FIG. 1, the couplings schematic diagram between safety protective cover and deck,
Described in safety protective cover be in another operating position under state be used；
Fig. 6 is a kind of injector for medical purpose shown in FIG. 1, the couplings schematic diagram between safety protective cover and deck,
Described in safety protective cover be in complete use after final position；
Fig. 7 is a kind of injector for medical purpose shown in FIG. 1, the couplings schematic diagram between safety protective cover and deck.
The reference numerals are as follows in Fig. 1 ~ 7：
1 needle stand 2 of needle stand protective case
3 spring 4 of deck
5 needle tubing 6 of safety protective cover
22 host cavity 30 of needle stand switch guide surface
31 card division 311 of registration arm
32 positioning step portion 52 of positioning convex strip
It is oriented to 522 guiding surface 53 of groove
Safety protective cover switch guide surface 54
56 positioning surface 562 of limiting section.
Specific implementation mode
Below with reference to drawings and examples, to the utility model is related to a kind of injector for medical purpose technical solution make into
The detailed description of one step.
Refering to Figure 1, an embodiment of the utility model provides a kind of injector for medical purpose comprising needle stand
Protective case 1, needle stand 2, deck 3, spring 4, safety protective cover 5 and needle tubing 6.
It wherein is provided with host cavity 30 in the deck 3, the needle stand 2 is arranged on the top of 3 host cavity 30 of the deck,
The safety protective cover 5 is arranged in the lower part of 3 host cavity 30 of the deck, and part is revealed in outside the deck 3.The spring
4 are arranged between the needle stand 2 and safety protective cover 5.The needle tubing 6 is arranged in the needle stand 2, and extends downwardly through institute
Safety protective cover 5 is stated, end needle point is revealed in outside the safety protective cover 5.The needle stand protective case 1 is set in the deck
3 outside, and simultaneously by the needle tubing 2 also it is completely obscured in the inner.
Further, it please refers to shown in Fig. 2, the safety protective cover 5 leads to tubular configuration in being one, and both sides are provided with
Positioning step portion 52 is provided with guiding surface 53 between the two positioning step portions 52.The lower section in the positioning step portion 52 is set
It is equipped with and is oriented to groove 522.Further, the upper end of the safety protective cover 5 is provided with the switch guide surface 54 and limit of inclined plane shape
Position portion 56, is formed with positioning surface 562 between the limiting section 56 and the upper surface of the safety protective cover 5, and the limiting section
56 side surface is preferably cambered surface design.
Further, it please refers to shown in Fig. 3, extends wherein being bent downward on the side wall of the host cavity 30 of the deck 3
Have a registration arm 31, the bottom end of the registration arm 31 towards extending to form card division 311 in the host cavity, the host cavity 30
Bottom position is additionally provided with positioning convex strip 32.The positioning step portion 52 of the safety protective cover 5 and 31 card division 311 of the registration arm
Mating up and down, the guiding groove 522 and the positioning convex strip 32 are coupled so that the safety protective cover 5 is limited described
In the host cavity 30 of deck 3.At this moment, the safety protective cover 5 of the injector for medical purpose is in the initial position under unused state,
The needle point of its 6 end of needle tubing is covered by the needle stand protective case 1, to avoid its exposed.
Further, wherein the lower part of the needle stand 2 is also equipped with the switch guide surface 22 of inclined plane shape, with the safety
The switch guide surface 54 of protective case 5 is corresponding.In the initial position, switch guide surface 22 and the safety of the needle stand 2
It between the switch guide surface 54 of protective case 5, can contact with each other, can not also contact with each other.
In use, removing the needle stand protective case 1 so that the needle point of the needle tubing 6 is pierced into the skin in precalculated position.When
When pushing 6 needle point of the needle tubing and carrying out stretching into injection, the safety protective cover 5 can be under the opposition of skin, to moving up
It is dynamic, while the spring 4 can be also compressed upwards.At this moment group of the switch guide surface 22 of the needle stand 2 and the safety protective cover 5
Turn to start to contact between guide surface 54, and moving up with the safety protective cover 5 so that two switch guide surfaces 22,
Oblique contact between 54 is all the more deep, and makes the safety protective cover 5 that can occur to rotate shown in arrow direction along figure,
This rotation can make the position change in the positioning step portion 52, to progressively disengage the contact between the card division 311,
Simultaneously but also the position for being oriented to groove 522 starts to turn to the registration arm 31.At this moment, the safety of the injector for medical purpose
Protective case 5 is in the operating position under use state, and rotation process diagram therein please refers to shown in Fig. 4.
It please refers to shown in Fig. 5, which illustrates the safety protective covers 5 to be rotated the diagram of position to the end, wherein institute
State positioning step portion 52 produce be detached from card division 311 while, but also its side setting the guiding surface 53 go to
The top of the registration arm 31, the guiding groove 522 below then go to 311 position of card division of the registration arm 31, institute
It states card division 311 to be housed in the positioning groove 522, so that the registration arm 31 loses to the safety protective cover 5
Positioning limitation.
After the completion of injection, the needle tubing 6 is extracted out of skin, at this moment, the external force removal that the safety protective cover 5 is subject to,
It is moved downward under the action of the compression reaction power of the spring 4.Due to its positioning step portion 52 with the registration arm
The position of 31 card division 311 is changed, and therefore, between the two in the interlocking of the initial position, that is, is released from so that institute
It states safety protective cover 5 to move directly down, without by 31 card division 311 of the registration arm being stopped.
Simultaneously because the guiding surface 53 is in the top of the registration arm 31, with the safety protective cover 5
It moves down, the card division 311 of the registration arm 31 can be pushed to be moved to both sides, since the registration arm 31 has certain elasticity, meeting
Certain flexible deformation occurs to both sides, so that effect of the safety protective cover 5 in the elastic restoring force of the spring 4
Under, the position of the card division 311 is passed through, until bottom is limited stopping, while the limiting section 56 is then placed exactly in institute
State the side of card division 311.At this moment, the safety protective cover 5 of the injector for medical purpose is in the final position after the completion of use, simultaneously
Also the end of needle tubing 6 is stated in completely obscured residence to the safety protective cover 5.It is specifically illustrating, please refers to shown in Fig. 6.
Further, it if thinking that the safety protective cover 5 is reversely pushed to be restored to operating position, please refers to shown in Fig. 7, at this moment
5 stress of the safety protective cover is upward so that its limiting section 56 and the positioning surface 562 formed between end face thereon and the card division
311 bottom surface occur against so that 311 stress of the card division deforms inwardly as shown by arrows in figure.And the card
Portion 311 internally deforms, then can make its vertical plane and the cambered surface surface of the limiting section 56 positioned at its side that side occur
Face is against in this way, the combination by the positioning surface 562 and the limiting section 56 stops so that the card division 311 can only be parked in
On its position, or slight deformation can only occur, to the firm sky for stopping the safety protective cover 5 and moving up
Between.In this way, the safety protective cover 5 also can not just continue up, can only destroy its own if even if increasing external force
Structure.To can effectively avoid it by wrongful recycling, and by secondary use.
The utility model is related to a kind of injector for medical purpose, use brand-new design safeguard protection nested structure and and its
The cartridge structure of mating so that upon completion of the injection, the safety protective cover can stretch out the deck to the syringe, and to needle
The end of pipe carry out it is completely obscured, so as to avoid because after the completion of use, the syringe tip needle point it is exposed may caused by
Safety problem.
Further, the docked mode between the safety protective cover and the deck, but also the safety protective cover
It after stretching out the deck, cannot be again retracted into the deck in the case where not destroying its structure, so that the doctor
After use with syringe, can only be destroyed, it cannot simply be recycled and reused, to effectively avoid because it is not by
Correctly recycling is reused, and malpractice caused by possibility.
The technical scope of the utility model is not limited solely to the content in above description, and those skilled in the art can be
Under the premise of not departing from the utility model technological thought, to above-described embodiment carry out many variations and modifications, and these deformation and
Modification should all belong in the scope of the utility model.
Claims (10)
1. a kind of injector for medical purpose comprising needle stand, deck, safety protective cover and needle tubing；It is characterized in that, the wherein described deck
It is inside provided with host cavity, the needle stand and safety protective cover are separately positioned on the upper and lower part of the deck host cavity, described
Needle tubing is arranged in the needle stand, and extends downwardly and stretch into the safety protective cover；The safety protective cover can be in the deck
It is moved up and down in host cavity to coordinate the injection operation of the needle tubing；It is provided with registration arm in the wherein described deck host cavity,
The end of the registration arm, which is extended, card division, and the safety protective cover is provided with positioning step portion, passes through the positioning step
The mating in portion and the registration arm card division, the safety protective cover are located at initial position relative to the deck；
The safeguard protection is sleeved on moving up in the deck host cavity, and the safety protective cover is enabled to occur to turn
It is dynamic, so that the positioning step portion is detached from the mating between the card division of the registration arm end, the at this time safeguard protection
Set is located at operating position relative to the deck.
2. a kind of injector for medical purpose according to claim 1；It is characterized in that, the upper end of the wherein described safety protective cover is set
It is equipped with the switch guide surface of inclined plane shape, the lower part of the needle stand is provided with corresponding switch guide surface, the safety protective cover
It moves up so that the two switches guide face contacts cooperation, and the safety protective cover is rotated.
3. a kind of injector for medical purpose according to claim 1；It is characterized in that, the wherein described safety protective cover positioning step
The side in portion is provided with guiding surface.
4. a kind of injector for medical purpose according to claim 1；It is characterized in that, the upper end of the wherein described safety protective cover is set
It is equipped with limiting section, positioning surface has been defined between the upper surface of the safety protective cover.
5. a kind of injector for medical purpose according to claim 4；It is characterized in that, the side of the wherein described limiting section is arc
Surface.
6. a kind of injector for medical purpose according to claim 1；It is characterized in that, being also set up on the wherein described safety protective cover
There is guiding groove.
7. a kind of injector for medical purpose according to claim 6；It is characterized in that, being provided in the wherein described deck host cavity
Positioning convex strip, for being coupled with the guiding groove.
8. a kind of injector for medical purpose according to claim 1；It is characterized in that, the wherein described needle stand and the safeguard protection
Elastic component is provided between set.
9. a kind of injector for medical purpose according to claim 8；It is characterized in that, the wherein described elastic component includes spring.
10. a kind of injector for medical purpose according to claim 1；It is characterized in that, it further includes needle stand protective case, it is set in
Outside the deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720479299.2U CN207822206U (en) | 2017-05-03 | 2017-05-03 | A kind of injector for medical purpose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720479299.2U CN207822206U (en) | 2017-05-03 | 2017-05-03 | A kind of injector for medical purpose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207822206U true CN207822206U (en) | 2018-09-07 |
Family
ID=63384780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720479299.2U Active CN207822206U (en) | 2017-05-03 | 2017-05-03 | A kind of injector for medical purpose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207822206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050572A (en) * | 2017-05-03 | 2017-08-18 | 贝普医疗科技有限公司 | A kind of injector for medical purpose |
-
2017
- 2017-05-03 CN CN201720479299.2U patent/CN207822206U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050572A (en) * | 2017-05-03 | 2017-08-18 | 贝普医疗科技有限公司 | A kind of injector for medical purpose |
| CN107050572B (en) * | 2017-05-03 | 2024-03-01 | 贝普医疗科技股份有限公司 | Medical injector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Beipu Medical Technology Co.,Ltd. Address before: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Patentee before: Beipu Medical Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |