CN204446819U - The anti-pricking wound syringe of a kind of side neck formula - Google Patents
The anti-pricking wound syringe of a kind of side neck formula Download PDFInfo
- Publication number
- CN204446819U CN204446819U CN201520093536.2U CN201520093536U CN204446819U CN 204446819 U CN204446819 U CN 204446819U CN 201520093536 U CN201520093536 U CN 201520093536U CN 204446819 U CN204446819 U CN 204446819U
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- syringe
- syringe needle
- breach
- cylindrical shell
- pressing plate
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Abstract
This utility model relates to medical instruments field, be specifically related to the anti-pricking wound syringe of a kind of side neck formula, include syringe and be arranged on the syringe needle on described syringe, described syringe is also provided with admission extinguisher, described syringe needle is slidably arranged in described admission extinguisher, is provided with the catheter connecting described syringe needle and syringe between described syringe needle and syringe.Syringe of the present utility model, by arranging admission extinguisher, syringe needle is slidably arranged in admission extinguisher, when needs carry out mixed medicine or injection operation, syringe needle is skidded off admission extinguisher, when mixed medicine or injection operation complete, syringe needle is slided in admission extinguisher and avoid polluting, adopt syringe of the present utility model, directly avoid medical personnel's hand-held needle and recover and be enclosed within this step on syringe needle, and then avoiding medical personnel's hand because returning in cover process, syringe needle and pinhead sleeve misplace and stab the danger of hand; Meanwhile, the more traditional needle of infusion of mode taken in by syringe needle in admission extinguisher is enclosed within the mode on syringe needle, more convenient and swift.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to the anti-pricking wound syringe of a kind of side neck formula.
Background technology
Current syringe, the piston mainly include syringe, coordinating with syringe and these parts of push rod be connected with piston.Medical personnel are moved by push rod push-and-pull piston, realize the mixed operation such as medicine or injection.
But, inventor finds, the syringe of current structure, syringe needle, pinhead sleeve and syringe are split-type design, when medical personnel use, need first pinhead sleeve to be taken off, and then carry out the operations such as mixed medicine or injection, after end of operation, in order to avoid external environment is to the pollution of syringe needle, or in order to avoid syringe needle environment to external world, need medical personnel to be again enclosed within syringe needle by pinhead sleeve.
In above-mentioned needle of infusion cover process, because the size of syringe needle and pinhead sleeve is all less, the situation of cover dislocation is returned in frequent appearance, namely, medical personnel, when being enclosed within syringe needle by needle of infusion, due to para-position inconvenient between pinhead sleeve and syringe needle, make back cover process stagger, causing pinhead sleeve to be inconvenient to be enclosed within syringe needle, is first stopped over the working time; But the more important thing is, due in needle of infusion cover process, be medical personnel's hand-held needle cover, so when pinhead sleeve and syringe needle stagger, the hand of very likely stabbing medical personnel is caused infection risk by syringe needle.
So based on above-mentioned, needing one at present badly can effectively prevent from stabbing medical personnel, and return overlap syringe easily.
Summary of the invention
The purpose of this utility model is in current syringe use, needle of infusion cover inconvenient operation, and time cover process is easily stabbed medical personnel's hand and causes the deficiency of infection risk, provides a kind of syringe that can effectively prevent from stabbing medical personnel.
To achieve these goals, the technical solution adopted in the utility model is:
The anti-pricking wound syringe of a kind of side neck formula, include syringe and be arranged on the syringe needle on described syringe, described syringe is also provided with admission extinguisher, and described syringe needle is slidably arranged in described admission extinguisher, is provided with the catheter connecting described syringe needle and syringe between described syringe needle and syringe.Syringe of the present utility model, by arranging admission extinguisher, syringe needle is slidably arranged in admission extinguisher, when needs carry out mixed medicine or injection operation, syringe needle is skidded off admission extinguisher, when mixed medicine or injection operation complete, syringe needle is slided in admission extinguisher and avoid polluting, adopt syringe of the present utility model, directly avoid medical personnel's hand-held needle and recover and be enclosed within this step on syringe needle, and then avoiding medical personnel's hand because returning in cover process, syringe needle and pinhead sleeve misplace and stab the danger of hand; Meanwhile, the more traditional needle of infusion of mode taken in by syringe needle in admission extinguisher is enclosed within the mode on syringe needle, more convenient and swift.
As preferably, described admission extinguisher includes the cylindrical shell be arranged on described syringe, and described inner barrel is place the container cavity of described syringe needle, is also provided with the locking member of fixing described syringe needle and cylindrical shell relative position in described cylindrical shell.By arranging locking member, stretching out when cylindrical shell carries out mixed medicine or injection operation at syringe needle and syringe needle is fixed, ensure that in use procedure, syringe needle is not shifted; And time in syringe needle income cylindrical shell, syringe needle fixed by locking member, avoids syringe needle to skid off cylindrical shell because of deadweight.
As preferably, described cylindrical shell is provided with the first breach and the second breach, described locking member includes slide block, and described skid to be arranged in described cylindrical shell and to be connected with described syringe needle, described slide block is provided with the pressing plate matched with described first breach and the second breach.By coordinating of pressing plate and the first breach and the second breach, what realize syringe needle is fixing.
As preferably, when described pressing plate is positioned at described first breach, described syringe needle is positioned at described inner barrel completely, and when described pressing plate is positioned at described second breach, described syringe needle is positioned at the outside of described cylindrical shell.
As preferably, described pressing plate is for having elastic pressing plate, and when pressing plate and slide block are fitted, slide block can be with dynamic pressure plate and syringe needle to slide in cylindrical shell.When slide block slides in cylindrical shell, pressing plate is fitted on slide block, when skid to the first breach or the second indentation, there, when pressing plate is alignd with the first breach or the second breach, pressing plate loses the compressing of cylinder lateral wall and upsprings and extend in the first breach or the second breach, and then it is fixing to realize syringe needle.
As preferably, one end that described in the distance of described pressing plate, syringe needle is nearer and described slide block are connected smoothly, and the other end of described pressing plate deviates from described slide block and tilts.Syringe in use, the power that syringe needle is subject to is generally pressure, so, in this application, when syringe needle is under pressure, the tilting end of pressing plate is against the edge of the second breach, and then realize the effect preventing syringe needle movement, and skid off in this process of cylindrical shell at syringe needle, when pressing plate enters into its two breach by the first breach, due to the connection that pressing plate seamlessly transits near one end of syringe needle and slide block, so only need the pressuring direction of slide block towards syringe needle, pressing plate just can progressively be fitted with slide block by the edge compression of the first breach, and then facilitate syringe needle and stretch out this operation
As preferably, described first breach and the second breach are positioned on the same vertical direction of described cylindrical shell.First breach and the second breach are arranged on the cylindrical shell on same vertical direction, make, when controlling syringe needle and skidding off and slip into, only to need vertically sliding slider.
As preferably, the end that the described syringe needle of confession of described cylindrical shell stretches out also is provided with shrouding, described shrouding is arranged the through hole matched with described syringe needle.On cylindrical shell, the external part of syringe needle arranges shrouding, makes, and when syringe needle is positioned at inner barrel, syringe needle is in the container cavity between shrouding and slide block, avoids syringe needle and pollutes external environment condition, or external environment condition contaminated pinhead.
As preferably, between described slide block and described shrouding, be provided with elastic component.When syringe needle be in stretch out state time, elastic component is that compressive state is bestowed slide block and upwarded pressure, and now, pressing plate is positioned at the second breach, so pressing plate is now crushed on the upper limb place of the second breach, achieve fixing syringe needle, when pressing plate be depressed into fit with slide block time, namely, when pressing plate departs from the second breach upper limb, at elastic component under effect, slide block slides along cylinder inboard wall, when pressing plate slides into the first indentation, there, pressing plate is upspring and is extend in the first breach, when pressing plate contacts with the upper limb of the first breach, under elastic component effect, pressing plate is pressed in the first breach upper limb, realize in syringe needle fixed cylinder.
As preferably, described elastic component is spring.
As preferably, described slide block is also provided with pushing block, described pushing block passes described first breach, and it is outside to reach described cylindrical shell, described first breach is strip breach, and described second breach is positioned at the below along described first notch length direction, when pushing block is positioned at the upper limb of described first breach, syringe needle is positioned at described inner barrel completely, and when described pressing plate is positioned at described second breach, described syringe needle is positioned at the outside of described cylindrical shell.Medical personnel can pass through pushing block, promote slide block slide downward, when presser motion to the second indentation, there, pressing plate is upspring and is entered in the second breach, now, syringe needle reaches cylindrical shell outside, medical personnel can carry out the operations such as mixed medicine or injection, and after end of operation, medical personnel are by compressing pressing plate, pressing plate and slide block are fitted, the upper end of pressing plate and the upper end of the second breach depart from, and slide block is upward sliding under the effect of elastic component, when the upper limb of pushing block contacts with the upper limb of the first breach, under the pressure of elastic component, syringe needle is fixed on inner barrel.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, adopt syringe of the present utility model, directly avoid medical personnel's hand-held needle and recover and be enclosed within this step on syringe needle, and then avoid medical personnel's hand because returning in cover process, syringe needle and pinhead sleeve misplace and stab the danger of hand;
2, the more traditional needle of infusion of mode taken in by syringe needle in admission extinguisher is enclosed within the mode on syringe needle, more convenient and swift.
Accompanying drawing explanation
Fig. 1 is this practical new structural representation;
Fig. 2 is partial enlarged drawing of the present utility model;
Fig. 3 is the structural representation of syringe needle retracted state of the present utility model,
Labelling in figure: 1-syringe, 2-syringe needle, 3-admission extinguisher, 4-catheter, 5-cylindrical shell, 6-container cavity, 7-locking member, 8-first breach, 9-second breach, 10-slide block, 11-pressing plate, 12-shrouding, 13-through hole, 14-pushing block, 15-elastic component.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and be not used in restriction this utility model.
The anti-pricking wound syringe of a kind of side neck formula as shown in the figure, the syringe needle 2 including syringe 1 and be arranged on described syringe 1, described syringe 1 is also provided with admission extinguisher 3, described syringe needle 2 is slidably arranged in described admission extinguisher 3, is provided with the catheter 4 connecting described syringe needle 2 and syringe 1 between described syringe needle 2 and syringe 1.Syringe of the present utility model, by arranging admission extinguisher 3, syringe needle 2 is slidably arranged in admission extinguisher 3, when needs carry out mixed medicine or injection operation, syringe needle 2 is skidded off admission extinguisher 3, when mixed medicine or injection operation complete, syringe needle 2 is slided in admission extinguisher 3 and avoid polluting, adopt syringe of the present utility model, directly avoid medical personnel's hand-held needle to recover and be enclosed within this step on syringe needle 2, and then avoiding medical personnel's hand because returning in cover process, syringe needle 2 and pinhead sleeve misplace and stab the danger of hand; Meanwhile, the more traditional needle of infusion of mode taken in by syringe needle 2 in admission extinguisher 3 is enclosed within the mode on syringe needle 2, more convenient and swift.
As preferably, described admission extinguisher 3 includes the cylindrical shell 5 be arranged on described syringe 1, and described cylindrical shell 5 inside, for placing the container cavity 6 of described syringe needle 2, is also provided with the locking member 7 of fixing described syringe needle 2 and cylindrical shell 5 relative position in described cylindrical shell 5.By arranging locking member 7, stretching out when cylindrical shell 5 carries out mixed medicine or injection operation at syringe needle 2 and syringe needle 2 is fixed, ensure that in use procedure, syringe needle 2 is not shifted; And when syringe needle 2 is taken in cylindrical shell 5, syringe needle 2 fixed by locking member 7, syringe needle 2 is avoided to skid off cylindrical shell 5 because of deadweight or other impacts.
As preferably, described cylindrical shell 5 is provided with the first breach 8 and the second breach 9, described locking member 7 includes slide block 10, described slide block 10 to be slidably arranged in described cylindrical shell 5 and to be connected with described syringe needle 2, described slide block 10 is provided with the pressing plate 11 matched with described first breach 8 and the second breach 9.By coordinating of pressing plate 11 and the first breach 8 and the second breach 9, what realize syringe needle 2 is fixing.
As preferably, when described pressing plate 11 is positioned at described first breach 8, it is inner that described syringe needle 2 is positioned at described cylindrical shell 5 completely, and when described pressing plate 11 is positioned at described second breach 9, described syringe needle 2 is positioned at the outside of described cylindrical shell 5.
As preferably, described pressing plate 11 is for having elastic pressing plate, and when pressing plate 11 is fitted with slide block 10, slide block 10 can be with dynamic pressure plate 11 and syringe needle 2 to slide in cylindrical shell 5.When slide block 10 slides in cylindrical shell 5, pressing plate 11 is fitted on slide block, when slide block 10 slides into the first breach 8 or the second breach 9 place, when pressing plate 11 is alignd with the first breach 8 or the second breach 9, pressing plate 11 loses the compressing of cylindrical shell 5 sidewall and upsprings and extend in the first breach 8 or the second breach 9, and then it is fixing to realize syringe needle 2.
As preferably, one end that on described pressing plate 11, described in distance, syringe needle 2 is nearer and slide block 10 are connected smoothly, and the other end end of described pressing plate 11 deviates from described slide block 10 and tilts.Syringe in use, the power that syringe needle 2 is subject to is generally pressure, so, in this application, when syringe needle 2 is under pressure, the tilting end of pressing plate 11 is against the edge of the second breach 9, and then realize the effect preventing syringe needle 2 movement, and skid off in this process of cylindrical shell 5 at syringe needle 2, when pressing plate 11 enters into its two breach 9 by the first breach 8, due to the connection that pressing plate 11 seamlessly transits near one end of syringe needle 2 and slide block 10, so only need the pressuring direction of slide block 10 towards syringe needle 2, pressing plate 11 just can progressively be fitted with slide block 10 by the edge compression of the first breach 8, and then facilitate syringe needle 2 and stretch out this operation.
As preferably, described first breach 8 and the second breach 9 are positioned on the same vertical direction of described cylindrical shell 5.First breach 8 and the second breach 9 are arranged on the cylindrical shell 5 on same vertical direction, make, when controlling syringe needle 2 and skidding off and slip into, only to need vertically sliding slider 10.
As preferably, the end that the described syringe needle 2 of confession of described cylindrical shell 5 stretches out also is provided with shrouding 12, described shrouding 12 is arranged the through hole 13 matched with described syringe needle 2.Arrange shrouding 12 in cylindrical shell 5 lower end, make, when syringe needle 2 is positioned at cylindrical shell 5 inside, syringe needle 2 is in the container cavity 6 between shrouding 12 and slide block 10, avoids syringe needle 2 and pollute external environment condition, or external environment condition contaminated pinhead 2.
As preferably, between described slide block 10 and described shrouding 12, be provided with elastic component 15.When syringe needle 2 be in stretch out state time, elastic component 15 is bestowed slide block 10 in compressive state and is upwarded pressure, and now, pressing plate 11 is positioned at the second breach 9, so pressing plate 11 is now crushed on the upper limb place of the second breach 9, achieve fixing syringe needle 11, when pressing plate 11 be depressed into fit with slide block 10 time, namely, when pressing plate 11 departs from the second breach 9 upper limb, at elastic component 15 under effect, slide block 10 slides along cylindrical shell 5 inwall, when pressing plate 11 slides into the first breach 8 place, pressing plate 11 is upspring and is extend in the first breach 8, when pressing plate 11 contacts with the upper limb of the first breach 8, under elastic component 15 acts on, pressing plate 11 is pressed in the first breach 8 upper limb, realize in syringe needle 2 fixed cylinder 5.
As preferably, described elastic component 15 is spring.
As preferably, described slide block 10 is also provided with pushing block 14, described pushing block 14 passes described first breach 8, and it is outside to reach described cylindrical shell 5, described first breach 8 is strip breach, and described second breach 9 is positioned at the below along described first breach 8 length direction, when pushing block 14 is positioned at the upper limb of described first breach 8, it is inner that syringe needle 2 is positioned at described cylindrical shell 5 completely, and when described pressing plate 2 is positioned at described second breach 9, described syringe needle 2 is positioned at the outside of described cylindrical shell 5.Medical personnel can pass through pushing block 14, promote slide block 10 slide downward, when pressing plate 11 moves to the second breach 9 place, pressing plate 11 is upspring and is entered in the second breach 9, now, it is outside that syringe needle 2 reaches cylindrical shell 5, medical personnel can carry out the operations such as mixed medicine or injection, after end of operation, medical personnel are by compressing pressing plate 11, pressing plate 11 and slide block 10 are fitted, the upper end of pressing plate 11 and the upper end of the second breach 9 depart from, slide block 10 upward sliding under the effect of elastic component 15, when the upper limb of pushing block 14 contacts with the upper limb of the first breach 8, under the pressure of elastic component 15, it is inner that syringe needle 2 is fixed on cylindrical shell 5.
All any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the anti-pricking wound syringe of side neck formula, include syringe and be arranged on the syringe needle on described syringe, it is characterized in that, described syringe is also provided with admission extinguisher, described syringe needle is slidably arranged in described admission extinguisher, is provided with the catheter connecting described syringe needle and syringe between described syringe needle and syringe.
2. syringe according to claim 1, it is characterized in that, described admission extinguisher includes the cylindrical shell be arranged on described syringe, and described inner barrel is place the container cavity of described syringe needle, is also provided with the locking member of fixing described syringe needle and cylindrical shell relative position in described cylindrical shell.
3. syringe according to claim 2, it is characterized in that, described cylindrical shell is provided with the first breach and the second breach, described locking member includes slide block, described skid to be arranged in described cylindrical shell and to be connected with described syringe needle, described slide block is provided with the pressing plate matched with described first breach and the second breach.
4. syringe according to claim 3, is characterized in that, when described pressing plate is positioned at described first breach, described syringe needle is positioned at described inner barrel completely, and when described pressing plate is positioned at described second breach, described syringe needle is positioned at the outside of described cylindrical shell.
5. syringe according to claim 3, is characterized in that, described pressing plate is for having elastic pressing plate, and when pressing plate and slide block are fitted, slide block can be with dynamic pressure plate and syringe needle to slide in cylindrical shell.
6. syringe according to claim 5, is characterized in that, one end that described in the distance of described pressing plate, syringe needle is nearer and described slide block are connected smoothly, and the other end of described pressing plate deviates from described slide block and tilts.
7. syringe according to claim 6, is characterized in that, described first breach and the second breach are positioned on the same vertical direction of described cylindrical shell.
8. the syringe according to claim 3-7 any one, is characterized in that, the end that the described syringe needle of confession of described cylindrical shell stretches out also is provided with shrouding, described shrouding is arranged the through hole matched with described syringe needle.
9. syringe according to claim 8, is characterized in that, is provided with elastic component between described slide block and described shrouding.
10. syringe according to claim 9, it is characterized in that, described slide block is also provided with pushing block, and described pushing block passes described first breach, and it is outside to reach described cylindrical shell, described first breach is strip breach, described second breach is positioned at the below along described first notch length direction, and when pushing block is positioned at the upper limb of described first breach, syringe needle is positioned at described inner barrel completely, when described pressing plate is positioned at described second breach, described syringe needle is positioned at the outside of described cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093536.2U CN204446819U (en) | 2015-02-10 | 2015-02-10 | The anti-pricking wound syringe of a kind of side neck formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093536.2U CN204446819U (en) | 2015-02-10 | 2015-02-10 | The anti-pricking wound syringe of a kind of side neck formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446819U true CN204446819U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520093536.2U Withdrawn - After Issue CN204446819U (en) | 2015-02-10 | 2015-02-10 | The anti-pricking wound syringe of a kind of side neck formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104606747A (en) * | 2015-02-10 | 2015-05-13 | 四川省人民医院 | Side cylinder type anti-pricking-injury syringe |
-
2015
- 2015-02-10 CN CN201520093536.2U patent/CN204446819U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104606747A (en) * | 2015-02-10 | 2015-05-13 | 四川省人民医院 | Side cylinder type anti-pricking-injury syringe |
| CN104606747B (en) * | 2015-02-10 | 2018-02-27 | 四川省人民医院 | A kind of anti-pricking wound syringe of side neck formula |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20180227 |