CN108904069A - Removal-proof type safety shield for medical needles - Google Patents
Removal-proof type safety shield for medical needles Download PDFInfo
- Publication number
- CN108904069A CN108904069A CN201810531339.2A CN201810531339A CN108904069A CN 108904069 A CN108904069 A CN 108904069A CN 201810531339 A CN201810531339 A CN 201810531339A CN 108904069 A CN108904069 A CN 108904069A
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- China
- Prior art keywords
- shell
- movable block
- medical
- elastic arm
- medical needle
- 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.)
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- 238000000465 moulding Methods 0.000 claims abstract description 4
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 11
- 238000005452 bending Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 239000012943 hotmelt Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 201000003144 pneumothorax Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/30—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
- A61B50/36—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments for collecting or disposing of used articles
- A61B50/362—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments for collecting or disposing of used articles for sharps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Vascular Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to a kind of removal-proof type safety shield for medical needles, it is related to medical instruments field, main purpose is that solving existing protective device is easy to be dismantled from medical needle by criminal, causes contaminated medical needle to be re-used, there are the technical effects of very big security risk.The technical solution mainly used for：Removal-proof type safety shield for medical needles comprising shell and movable block；The inner hollow of shell, shell are an integral molding structure；One end of shell has the via hole passed through for medical needle；The inside of shell is equipped with elastic arm and side wall is equipped with jack；The first side of movable block is equipped with locating slot, and movable block is inserted into enclosure interior along jack for being pressed, and the top of first side and elastic arm offsets when moving to first position, and making elastic arm, deformation occurs；When with moving to the second position, movable block is located at enclosure interior, and the intracorporal medical needle of shell is protruded into movable block press-bending, and in elastic arm insertion locating slot, is fixed movable block.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly to a kind of removal-proof type safety shield for medical needles.
Background technique
Medical needle, such as hypodermic needle, biopsy needle, trocar, pneumothorax puncture needle, can be stained with drug or patient after use
Pathogen with it becomes dangerous goods.In order to avoid being stabbed by contaminated medical needle, have some protection in the prior art
Device, however the protection of these protective devices and not in place, protective device are easy to be dismantled from medical needle by criminal, cause
Contaminated medical needle is re-used by these criminals, and security risk is very big.
Summary of the invention
In view of this, the present invention provides a kind of removal-proof type safety shield for medical needles, main purpose is to solve existing
Protective device be easy dismantled from medical needle by criminal, cause contaminated medical needle to be re-used, exist greatly
The technical effect of security risk.
In order to achieve the above objectives, present invention generally provides following technical solutions：
The embodiment of the present invention provides a kind of removal-proof type safety shield for medical needles comprising：
Shell, inner hollow and closed at both ends, the shell is an integral molding structure；One end of the shell has
The via hole passed through for medical needle；The inside of the shell is equipped with elastic arm and side wall is equipped with jack；
Movable block, first side are equipped with the first locating slot, and the movable block is inserted into for being pressed along the jack
The enclosure interior, the first side and the top of the elastic arm offset when moving to first position, make the elasticity
Deformation occurs for arm；When with moving to the second position, the movable block is located at the enclosure interior, and institute is protruded into the movable block press-bending
The intracorporal medical needle of shell is stated, and the elastic arm is inserted into first locating slot, is fixed the movable block；
Wherein, its press-side is concordant with the lateral wall of the shell in the second position for the movable block, makes described
The lateral wall of shell has continuous appearance surfaces；
The inner wall of the shell is equipped with limited block, and the limited block is slided with limit compatible with the movable block
Slot makes the movable block move to the first position and the second position along the limit sliding chutes.
Further, the shell is made of transparent material.
Further, the shell is cylindrical.
By above-mentioned technical proposal, removal-proof type safety shield for medical needles of the present invention is at least had the advantages that：
In the technical solution provided by the present invention, because when movable block moves to the second position, movable block, which can be bent, to be stretched
Enter the intracorporal medical needle of shell, and movable block is immobilized in the shell portion by elastic arm, so as to maintain the curved shape of medical needle
State extract medical needle can not out of shell out；In addition, movable block is by shell due to the integrated formed structure that shell is all round closure
After intracorporal elastic arm fixation, movable block can not be dismantled from outside, once so that movable block moves to second position general
Medical needle will be always held at the state after bending, and entire protective device is non-dismountable, thereby reduces contaminated medical
The security risk that needle is re-used by criminal.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for removal-proof type safety shield for medical needles that one embodiment of the invention provides；
Fig. 2 is a kind of knot for medical needle insertion removal-proof type safety shield for medical needles that one embodiment of the invention provides
Structure schematic diagram；
Fig. 3 is that a kind of movable block for removal-proof type safety shield for medical needles that one embodiment of the invention provides moves to
The structural schematic diagram of first position；
Fig. 4 is that a kind of movable block for removal-proof type safety shield for medical needles that one embodiment of the invention provides moves to
The structural schematic diagram of the second position；
Fig. 5 is the structural schematic diagram for the second movable block of one kind that one embodiment of the invention provides.
Appended drawing reference：1, shell；11, the first coverboard；111, convex block；112, the second card slot；1111, via hole；1112, second
Locating slot；12, side shell；121, jack；13, the second coverboard；131, the first card slot；2, movable block；21, the first movable block；22,
Two movable blocks；201, the first locating slot；202, limiting slot；3, elastic arm；4, limited block；41, limit sliding chutes；5, rubber parts；
100, removal-proof type safety shield for medical needles；200, medical needle；2001, connector.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Specific embodiment, structure, feature and its effect applied according to the present invention is described in detail such as in attached drawing and preferred embodiment
Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.In addition, one or more
Special characteristic, structure or feature in a embodiment can be combined by any suitable form.
As shown in Figures 1 to 4, a kind of removal-proof type safety shield for medical needles that one embodiment of the present of invention proposes
100 comprising shell 1 and movable block 2.The inner hollow of shell 1 and closed at both ends.Shell 1 is an integral molding structure.Shell 1
One end there is the via hole 1111 that passes through for medical needle 200.The inside of shell 1 is equipped with elastic arm 3 and side wall is equipped with jack
121.The first side of movable block 2 is equipped with the first locating slot 201.Movable block 2 is inserted into shell 1 along jack 121 for being pressed
Inside, first side and the top of elastic arm 3 offset when moving to first position, and making elastic arm 3, deformation occurs (such as Fig. 3 institute
Show)；When with moving to the second position, movable block 2 is located inside shell 1, and movable block 2 bends the medical needle protruded into shell 1
200, and elastic arm 3 is inserted into the first locating slot 201, and movable block 2 is made to be fixed (as shown in Figure 4).
Specifically, shell 1 can be the enclosed construction for only having via hole 1111 and jack 121 above.Via hole 1111
Aperture very little, be only capable of accommodate medical needle 200 pass through.Jack 121 is also only capable of being inserted into for movable block 2.Movable block 2 has pressing
End, as depicted in figs. 1 and 2, in initial position, the press-side of movable block 2 is located at outside shell 1, convenient for users to logical
Cross press-side pressing movable block 2.
In the technical solution of above-mentioned offer, as shown in figure 4, because when movable block 2 moves to the second position, movable block 2
The medical needle 200 protruded into shell 1 can be bent, and movable block 2 is fixed on inside shell 1 by elastic arm 3, so as to tie up
The curved state of medical needle 200 is held, extract medical needle 200 can not out of shell 1 out；In addition, since shell 1 is all round closure
Integrated formed structure can not dismantle movable block 2 from outside after movable block 2 is fixed by the elastic arm 3 in shell 1, thus
The state will be always held at by moving to after medical needle 200 is bent in the second position once movable block 2, and entire protective device is not
Detachably, the security risk that contaminated medical needle 200 is re-used by criminal is thereby reduced.
At one specifically using in example, shell 1 above-mentioned can be cylindrical, cylindric relative to square configuration
Shell 1 more save material, cost is relatively low.
Further, as shown in figure 4, movable block above-mentioned 2 when moving to the second position its press-side and shell 1 it is outer
Side wall is concordant, so that the lateral wall of shell 1 is had continuous appearance surfaces, so as to further prevent criminal to tear open from outside
Movable block 2 is unloaded, keeps entire protective device more non-dismountable.
Further, as shown in Figures 1 to 4, limited block 4 can be equipped on the inner wall of aforementioned shell 1.Limited block 4 has
Limit sliding chutes 41 compatible with movable block 2, make movable block 2 move to first position above-mentioned and second along limit sliding chutes 41
It sets.In this example, since limited block 4 is arranged inside shell 1, so as to prevent limited block 4 from being dismantled from outside.Separately
Outside, by the limited block of setting 4, the kinematic accuracy of movable block 2 can be improved, allow movable block 2 accurately from first position
Move to the second position.
Further, as shown in Figures 1 to 5, one end for compressing medical needle 200 of aforementioned active block 2 can have limit
Slot 202 limits medical needle 200 with passing through limiting slot 202 when compressing medical needle 200.In this example, due to there is limiting slot
202 pairs of medical needles 200 limit, and so as to prevent medical needle 200 from glancing off during press-bending, make medical needle
200 can be bent according to preset track, improve the precision of 200 press bending operation of medical needle.
Further, as shown in Figures 1 to 4, the quantity of aforementioned active block 2 can be two, and the respectively first activity
Block 21 and the second movable block 22.The quantity of 2 three of aforementioned flexible arm 3, jack 121 and movable block is equal and difference one is a pair of
It answers.That is the corresponding elastic arm 3 of the first movable block 21 and a jack 121.Second movable block 22 corresponds to another 3 He of elastic arm
Another jack 121.Wherein, both the first movable block 21 and the second movable block 22 are in opposite direction to protruding into shell 1
Different parts applied force in the axial direction of interior medical needle 200, makes medical needle 200 bend.In this example, relative to single
Movable block 2, two movable blocks 2 for compressing medical needle 200 in opposite direction can be such that at least two positions of medical needle 200 occur
Bending, can further prevent medical needle 200 to extract out out of shell 1, be fixed on entire protective device in medical needle 200 not
Detachably.
At one specifically using in example, opposite first movable block 21 of the second movable block 22 above-mentioned is close to via hole
1111.Second movable block 22 also acts as the effect being supported to medical needle 200, facilitates the first movable block 21 to medical needle 200
It is bent.
In order to realize the integrally formed technical effect of shell 1, as shown in Figures 1 to 4, shell 1 may include the first coverboard
11, the second coverboard 13 and tubular side shell 12.First coverboard 11 is integrally formed the one of side shell 12 by way of hot melt
End, the second coverboard 13 are integrally formed the other end in side shell 12 by way of hot melt.Jack 121 above-mentioned is arranged in side shell 12
On, via hole 1111 is arranged on the first coverboard 11.One elastic arm 3 is arranged on the first coverboard 11, the setting of another elastic arm 3
On the second coverboard 13.Specifically, component such as limited block 4 inside shell 1 etc. can with 12 integrated injection molding of side shell,
Both both first coverboard 11 and elastic arm 3 thereon also integrated injection molding, the second coverboard 13 and elastic arm 3 thereon also one
Then first coverboard 11 is molded into one end of side shell 12 by body injection molding by way of hot melt, the second coverboard 13 is passed through
The mode of hot melt is molded into the other end of side shell 12, and the integrally formed technical effect of entire shell 1, Ke Yiyou so can be realized
Effect prevents shell 1 to be disassembled, and keeps entire protective device non-dismountable.
Further, as shown in Figures 1 to 4, one end of aforementioned side shell 12 is equipped with and is adapted with the shape of the first coverboard 11
The first card slot 131, the first coverboard 11 is integrally formed in first card slot 131 by way of hot melt, to improve first shell
The connective stability of 12 the two of plate 11 and side shell.
Further, as shown in Figures 1 to 4, the other end of aforementioned side shell 12 is equipped with mutually fits with the shape of the second coverboard 13
The second card slot 112 matched, the second coverboard 13 are integrally formed in second card slot 112 by way of hot melt, to improve second
The connective stability of 12 the two of coverboard 13 and side shell.
Further, as shown in Figures 1 to 4, the outside of aforementioned first coverboard 11 is equipped with convex block 111, and convex block 111, which is equipped with, to be supplied
The second locating slot 1112 that the connector 2001 of medical needle 200 is inserted into.Via hole 1111 above-mentioned is located at the second locating slot 1112
Bottom.In this example, by being arranged the second locating slot 1112 on connector, entire protective device can be second fixed by this
Position slot 1112 is fixed on the connector of medical needle 200, press bending operation of the portable propelling block 2 to medical needle 200.
Further, as shown in Figures 1 to 4, rubber parts 5, rubber parts 5 and pressure can be equipped on the inner wall of aforementioned shell 1
The needle point of medical needle 200 is corresponding after curved, so that medical needle 200 is inserted into rubber parts 5 after being bent.In this example, pass through
The rubber parts 5 of setting, on the one hand can block medical needle 200, prevent remaining medical fluid outflow in medical needle 200；On the other hand
Further the medical needle 200 after press-bending can also be fixed, dismantle medical needle 200 can not from protective device.
Further, shell 1 above-mentioned can be is made of transparent material, with convenient for users to observing medical needle 200
Entire press bending process, improve the press-bending precision of medical needle 200.
What needs to be explained here is that：In the absence of conflict, those skilled in the art can according to the actual situation by
Relevant technical characteristic is combined with each other in above-mentioned each example, to reach corresponding technical effect, particularly for various combined situations
It will not repeat them here.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, according to
According to technical spirit any simple modification, equivalent change and modification to the above embodiments of the invention, this hair is still fallen within
In the range of bright technical solution.
Claims (3)
1. a kind of removal-proof type safety shield for medical needles, which is characterized in that including：
Shell (1), inner hollow and closed at both ends, the shell (1) is an integral molding structure；One end of the shell (1)
With the via hole (1111) passed through for medical needle (200)；The inside of the shell (1) is equipped on elastic arm (3) and side wall
Equipped with jack (121)；
Movable block (2), first side are equipped with the first locating slot (201), and the movable block (2) is inserted for being pressed along described
Shell (1) inside, the top of the first side and the elastic arm (3) when moving to first position are inserted into hole (121)
End offsets, and making the elastic arm (3), deformation occurs；When with moving to the second position, the movable block (2) is located at the shell
(1) internal, the movable block (2) bends the medical needle (200) protruded into the shell (1), and the elastic arm (3) is inserted into institute
It states in the first locating slot (201), is fixed the movable block (2)；
Wherein, its press-side is concordant with the lateral wall of the shell (1) in the second position for the movable block (2), makes institute
The lateral wall for stating shell (1) has continuous appearance surfaces；
The inner wall of the shell (1) is equipped with limited block (4), and the limited block (4) has compatible with the movable block (2)
Limit sliding chutes (41) make the movable block (2) move to the first position and the second position along the limit sliding chutes (41).
2. removal-proof type safety shield for medical needles as described in claim 1, which is characterized in that
The shell (1) is made of transparent material.
3. removal-proof type safety shield for medical needles as claimed in claim 1 or 2, which is characterized in that
The shell (1) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531339.2A CN108904069B (en) | 2018-05-29 | 2018-05-29 | Anti-disassembly medical needle safety protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531339.2A CN108904069B (en) | 2018-05-29 | 2018-05-29 | Anti-disassembly medical needle safety protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108904069A true CN108904069A (en) | 2018-11-30 |
| CN108904069B CN108904069B (en) | 2021-06-22 |
Family
ID=64418344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810531339.2A Active CN108904069B (en) | 2018-05-29 | 2018-05-29 | Anti-disassembly medical needle safety protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108904069B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0824924A1 (en) * | 1996-08-21 | 1998-02-25 | Long-Hsiung Chen | Safety hypodermic syringe |
| CN1200745C (en) * | 2000-05-15 | 2005-05-11 | 阿雷斯贸易股份有限公司 | Device for separating connecting end of hypodermic meedle from tip of injection instrument |
| CN105107066A (en) * | 2015-07-21 | 2015-12-02 | 苏州百利医疗用品有限公司 | Needle tip protection device of disposable medical needle |
| CN105530980A (en) * | 2013-07-18 | 2016-04-27 | 赛诺菲-安万特德国有限公司 | Needle shield remover |
| CN105833396A (en) * | 2016-06-23 | 2016-08-10 | 哈尔滨金玉科技开发有限公司 | Protective device for medical needles |
| CN107569353A (en) * | 2017-10-18 | 2018-01-12 | 柳州市人民医院 | Portable general sharp disposable container |
| CN207041710U (en) * | 2017-01-28 | 2018-02-27 | 崇芳琴 | A kind of medical use pin protective sleeve |
-
2018
- 2018-05-29 CN CN201810531339.2A patent/CN108904069B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0824924A1 (en) * | 1996-08-21 | 1998-02-25 | Long-Hsiung Chen | Safety hypodermic syringe |
| CN1200745C (en) * | 2000-05-15 | 2005-05-11 | 阿雷斯贸易股份有限公司 | Device for separating connecting end of hypodermic meedle from tip of injection instrument |
| CN105530980A (en) * | 2013-07-18 | 2016-04-27 | 赛诺菲-安万特德国有限公司 | Needle shield remover |
| CN105107066A (en) * | 2015-07-21 | 2015-12-02 | 苏州百利医疗用品有限公司 | Needle tip protection device of disposable medical needle |
| CN105833396A (en) * | 2016-06-23 | 2016-08-10 | 哈尔滨金玉科技开发有限公司 | Protective device for medical needles |
| CN207041710U (en) * | 2017-01-28 | 2018-02-27 | 崇芳琴 | A kind of medical use pin protective sleeve |
| CN107569353A (en) * | 2017-10-18 | 2018-01-12 | 柳州市人民医院 | Portable general sharp disposable container |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108904069B (en) | 2021-06-22 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Li Inventor after: Liu Bingji Inventor after: Wang Huajie Inventor after: Chen Aixia Inventor before: Chen Aixia |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210526 Address after: 266042 No. 127, four Liu Nan Road, Shibei District, Qingdao, Shandong Applicant after: QINGDAO CENTRAL Hospital Address before: 523690 Third Floor, No. 5 Tongfu Road, Guanjingtou Village, Fenggang Town, Dongguan City, Guangdong Province Applicant before: Chen Aixia |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |