CN107261256A - Self-destructing safety medical needle - Google Patents
Self-destructing safety medical needle Download PDFInfo
- Publication number
- CN107261256A CN107261256A CN201710656175.1A CN201710656175A CN107261256A CN 107261256 A CN107261256 A CN 107261256A CN 201710656175 A CN201710656175 A CN 201710656175A CN 107261256 A CN107261256 A CN 107261256A
- Authority
- CN
- China
- Prior art keywords
- protective cover
- stop bit
- needle stand
- needle
- stop
- 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.)
- Pending
Links
Classifications
-
- 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/27—General characteristics of the apparatus preventing use
- A61M2205/273—General characteristics of the apparatus preventing use preventing reuse, e.g. of disposables
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/12—Blood circulatory system
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of self-destructing safety medical needle, with inner chamber（12）Protective cover（10）, can be in inner chamber（12）It is middle to move back and forth and with needle tubing（22）Needle stand（20）And and needle stand（20）The catheter block mutually fastened（28）, wherein protective cover（10）On be provided with stop corpus unguis（120）With stop bit step（122）, the stop bit step（122）Positioned at protective cover（10）Inner chamber（12）On wall, and needle stand（20）On be correspondingly provided with stop corpus unguis（120）Against the limited impression of cooperation（24）And with stop bit step（122）The stop bit end face of interlock fit（26）.Delicate structure of the present invention, realize self-destruction anti-pull-out and anti-release intensity it is big, firmly, and the structure of protective cover and needle stand is relatively succinct, can be integrally formed, be extremely easy to production, can substantially reduce production difficulty, cost-effective and shorten the duration, and defect rate is low.
Description
Technical field
The present invention relates to field of medical appliances, more particularly to a kind of self-destructing safety medical needle.
Background technology
Medical needle, applied to transfusion or takes a blood sample, and is a kind of conventional medical apparatus, and common medical infusion pin is due to can be with
Reuse, if failing effective cleaning-sterilizing, cross-infection is easily caused between patient, in order to solve this problem, disposably
Transfusion needle is widely used in a variety of applications, but this disposable infusion needle is only to require that its realization disposably makes in management system aspect
With.Use in order to avoid transfusion needle is secondary simultaneously and stab staff after use or in Destruction, cause viral intersection
The serious consequence of infection, present safety transfusion needle has been used extensively in the medical field, and many national medical st atutes are brighter
Text regulation must use safety transfusion needle.In recent years people develop many kinds with auto-destruct device disposable safe it is defeated
Liquid pin, the function that it can only be disposable has been ensured from technological layer, but complicated, difficult forming or is difficult to be molded, secondary
Product rate is high, and cost is higher.
The content of the invention
The present invention seeks to：Self-destruction can be realized, avoid secondary use, simple in construction, easy to manufacture and cost by providing one kind
The self-destructing safety medical needle low, locking effect is good.
The technical scheme is that：
Self-destructing safety medical needle, it includes：Protective cover with inner chamber, the pin that can in the lumen move back and forth and there is needle tubing
Seat and the catheter block mutually fastened with needle stand, are wherein provided with stop corpus unguis and stop bit step, the stop bit platform on protective cover
Component level is correspondingly provided with limited impression, Yi Jiyu with stopping corpus unguis against cooperation on the internal chamber wall of protective cover on needle stand
The stop bit end face of stop bit step interlock fit, wherein stop bit step are engaged with stop bit end face for preventing needle stand from continuing to move,
Stop that corpus unguis is engaged with limited impression for preventing needle stand counter motion.I.e. when needle stand back segment by when be not obstructed
Hinder, whne needle stand leading portion by when, the stop bit end face of needle stand leading portion can be stuck on this step and form buckle structure.
Preferably, the protective cover is one end open and the semi-open hollow cylinder of the other end, its split shed allows pin
The discrepancy of pipe, stop bit step is located between opening and stop corpus unguis, and the stop bit end face is located between needle tubing and limited impression, lock
During button, stop bit end face and stop bit step plane abutting contact stop that corpus unguis is flatted against with limited impression and contacted.
Preferably, the stop corpus unguis is symmetrically to be opened in the axial direction close on one end of catheter block close to protective cover
Space and formed, stop corpus unguis be head be in triangular form corpus unguis.
More excellent, the stop bit step, which is located at, stops 90 degree of root of corpus unguis rotational position.More preferably, the stop corpus unguis
It is two with stop bit step, is symmetrical set.
Preferably, the limited impression is arranged on needle stand front end, the stop bit end face is the bottom portion of groove of limited impression
With the rear end face table top in limited impression front end of hub outer surface formation after extending forward and up.
Preferably, several strip bulges are provided with the axial direction on the position of the protective cover front end, it is described
The length of strip bulge is not less than on the length of needle tubing, the outer surface of the needle stand front end ordinatedly provided with identical with strip bulge
The visual groove formation observation window of quantity.
Preferably, the quantity of the strip bulge is 2, it is symmetrical arranged above and below.
Preferably, being additionally provided with safety line on the needle stand, the safety line is arranged on the front end of needle stand by protective cover
Protective cover is on the edge line corresponding with needle stand of catheter block one end when stop bit corpus unguis is pinned completely, for from confirming pin in appearance
Seat is pinned completely.
Preferably, a location structure is additionally provided with the surface of the protective cover to be used to position the butterfly wing, the butterfly wing
On also coordinate and be provided with holding section, for preventing from butterfly wing left-right rotation and sliding backward.
Preferably, the protective cover is the cylinder with through hole and cone being sequentially connected close to catheter block one end,
The stop corpus unguis in conical sections standard width of a room in an old-style house gap by being made.
Preferably, the catheter block is interlocked with lock window, and the catheter block includes a pair and fastened with corresponding lock window
And the fastening arm of elastically deformable and the through hole that is connected with conduit.And the end of fastening arm is provided with the convex portion stretched out,
And latched in compressive deformation to lock window inwall, wherein fastening has the gap for allowing elastic deformation between arm and catheter block.
Preferably, the other end of the conduit is also connected with the puncture needle needle stand with puncture needle by connecting seat, it is described
IR glue is additionally provided with puncture needle to emit.
Preferably, the needle stand front end is provided with needle tubing fixture, the needle tubing fixture is fixed on before stop bit end face
Side.
Operation principle：
As catheter block is withdrawn from, drive needle stand slided in protective cover, two corpus unguis front end soft-touch types of protective cover in needle stand
Body on slide, during withdrawing from, feel resistance can gradual change type become big.
Two strip projected parts in protective cover are slided in the groove of needle stand front end two, prevent blood taking needle because in vein blood vessel
Inward turning transfers cutting damage to vein blood vessel inwall.
Corpus unguis front portion is in triangular form, and needle stand a small range is slided, and corpus unguis to be blocked entirely falls within the spacing recessed of needle stand front end
In groove, the conflict of corpus unguis front portion triangular form is on the end face in needle stand groove, that is, realizing the mesh that prevents needle stand from being pushed forward out
's.
Needle stand a small range is slided, and two stop bit steps, which are located on protective cover, stops 90 degree of root of corpus unguis rotational position,
When itself and stop bit end face are that needle stand front end rear end table top is inconsistent, that is, realize the mesh for preventing needle stand from all being pulled out protective cover
's.
Until safety line is completely exposed and/or the clear and melodious sound of the clicker listened, represent the front end of needle stand by the pawl of protective cover
Body is pinned completely.
Compared with prior art, the beneficial effects of the invention are as follows：
Delicate structure of the present invention, realize self-destruction anti-pull-out and anti-release intensity it is big, firmly, can prevent secondary to greatest extent
Use, it is to avoid cross-infection is caused between patient, also avoid the secondary use of transfusion needle and stab work after use or in Destruction
Make personnel, and closing component structure layout is ingenious, and the structure of protective cover and needle stand is relatively succinct, can be integrally formed, be extremely easy to life
Production, can substantially reduce production difficulty, the cost-effective and shortening duration, defect rate is low, then coordinates the design of each details, in drawn needle
During can prevent needle tubing rotate scratch blood vessel, also with lock safety line prompting ensure lock in place, the butterfly wing also by
It is fixed to prevent from rotating needle tubing, therefore the present invention is reasonable and practical, is worthy to be popularized.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Fig. 1 is integrally-built exploded perspective schematic diagram of the invention；
Fig. 2 is the attachment structure schematic diagram of needle stand, protective cover and catheter block；
Fig. 3 is the attachment structure sectional view of needle stand, protective cover and catheter block；
Fig. 4 is the structural representation that limited impression and stop corpus unguis are engaged when needle stand and protective cover are mutually locked；
Fig. 5 is the structural representation that stop bit end face and stop bit step are engaged when needle stand and protective cover are mutually locked；
Fig. 6 is structural representation when needle stand and protective cover are mutually locked；
Fig. 7 is the structural representation of needle stand.
Embodiment
Embodiment：As shown in figs. 1-7, it is a kind of the invention provides a kind of specific embodiment of self-destructing safety medical needle
Self-destructing safety medical needle, it includes：Protective cover 10 with inner chamber 12, it can move back and forth in inner chamber 12 and with needle tubing 22
Needle stand 20 and the catheter block 28 that is mutually fastened with needle stand 20, stop corpus unguis 120 and stop bit are wherein provided with protective cover 10
Step 122, the stop bit step 122 is located on the wall of inner chamber 12 of protective cover 10, and is correspondingly provided with needle stand 20 with stopping pawl
Stop bit end face 26 of the body 120 against the limited impression 24 of cooperation and with the interlock fit of stop bit step 122, wherein stop bit step
122 are engaged with stop bit end face 26 for preventing needle stand 20 from continuing to move, and stop that corpus unguis 120 is engaged with limited impression for hindering
The only counter motion of needle stand 20.I.e. when needle stand back segment by when it is unobstructed, whne needle stand leading portion by when, needle stand leading portion
Stop bit end face can be stuck on this step and form buckle structure.
The protective cover 10 semi-open hollow cylinder of the other end for one end open, its split shed allows going out for needle tubing 22
Enter, stop bit step 122 is located between opening and stop corpus unguis 120, and the stop bit end face 26 is located at needle tubing 22 and limited impression 24
Between, during lock, stop bit end face 26 is flatted against with stop bit step 122 and contacted, and stops that corpus unguis 120 is supported with the plane of limited impression 24
It is abutted against tactile.
The stop corpus unguis 120 is symmetrically to open sky in the axial direction close on one end of catheter block 28 close to protective cover 10
Gap and formed, stop corpus unguis 120 be head be in triangular form corpus unguis.
The stop bit step 122, which is located at, stops 90 degree of 120 root of corpus unguis rotational position.More preferably, the stop corpus unguis
It is two with stop bit step, is symmetrical set.
The limited impression 24 is arranged on the front end of needle stand 20, and the stop bit end face 26 is limited impression（24）Bottom portion of groove
With the rear end face table top in the front end of limited impression 24 of hub outer surface formation after extending forward and up.
Several strip bulges 19 are provided with the axial direction on the position of the front end of protective cover 10, and the bar shaped is convex
The length for playing 19 is not less than the length of needle tubing 22, is ordinatedly provided with and the phase of strip bulge 19 on the outer surface of the front end of needle stand 20
With the formation observation window of visual groove 29 of quantity.
The quantity of the strip bulge 19 is 2, is symmetrical arranged above and below.
Safety line 23 is additionally provided with the needle stand 20, the safety line 23 is arranged on the front end of needle stand 20 by protective cover 10
When stop bit corpus unguis 120 is pinned completely protective cover 20 close to the one end of catheter block 28 with the corresponding edge line of needle stand 20, for from outer
Confirm that needle stand 20 is pinned completely in sight.
A location structure 11 is additionally provided with the surface of the protective cover 41 to be used to position on the butterfly wing 16, the butterfly wing 16
Also coordinate and be provided with holding section 162, for preventing the left-right rotation of the butterfly wing 16 and sliding backward.
The protective cover 10 is the cylinder with through hole and cone being sequentially connected, the resistance close to the one end of catheter block 28
Catch pawl body 120 in conical sections standard width of a room in an old-style house gap by being made.
Lock window 14 is interlocked with catheter block 28, and the catheter block 28 includes a pair and fastens with accordingly lock window 14 and can bullet
Property deformation fastening arm 280 and the through hole 282 that is connected with conduit 30.Stop bit end face 26 is located at needle tubing 22 and limited impression
Between 24, while needle stand 20 can be prevented to be pulled rearward out and depart from protective cover 10.The end for fastening arm 280 is provided with what is stretched out
Convex portion, and latched in compressive deformation to the lock inwall of window 14.Fastening between arm 280 and catheter block 28 has permission elastic deformation
Gap.
The other end of the conduit 30 is also connected with the puncture needle needle stand 40 with puncture needle by connecting seat 42, described to puncture
IR glue is additionally provided with pin 44 and emits 46.
The front end of needle stand 20 is provided with needle tubing fixture 27, and the needle tubing fixture 27 is fixed on before stop bit end face 26
Side.
The stop bit end face 26 is located between the bottom of needle tubing 22 and limited impression 24.Wherein stop bit step 122 prevents needle stand
20 continue to move, and stop corpus unguis 120 and then prevent the counter motion of needle stand 20.Stop bit end face 26 is flatted against with stop bit step 122
Contact, and it is to flat against to contact to stop between corpus unguis 120 and limited impression 24.
Operation principle：As catheter block is withdrawn from, needle stand is driven to be slided in protective cover, two corpus unguis front ends of protective cover are light
The slip on the body of needle stand of touch, during withdrawing from, feel resistance meeting gradual change type becomes big.
Two strip projected parts in protective cover are slided in the groove of needle stand front end two, prevent blood taking needle because in vein blood vessel
Inward turning transfers cutting damage to vein blood vessel inwall.
Corpus unguis front portion is in triangular form, and needle stand a small range is slided, and corpus unguis to be blocked entirely falls within the spacing recessed of needle stand front end
In groove, the conflict of corpus unguis front portion triangular form is on the end face in needle stand groove, that is, realizing the mesh that prevents needle stand from being pushed forward out
's.
Needle stand a small range is slided, and two stop bit steps, which are located on protective cover, stops 90 degree of root of corpus unguis rotational position,
When itself and stop bit end face are that needle stand front end rear end table top is inconsistent, that is, realize the mesh for preventing needle stand from all being pulled out protective cover
's.
Until safety line is completely exposed and/or the clear and melodious sound of the clicker listened, represent the front end of needle stand by the pawl of protective cover
Body is pinned completely.
Delicate structure of the present invention, realize self-destruction anti-pull-out and anti-release intensity it is big, firmly, can prevent to greatest extent
It is secondary to use, it is to avoid cross-infection is caused between patient, also avoid the secondary use of transfusion needle and pierce after use or in Destruction
Hinder staff, and closing component structure layout is ingenious, and the structure of protective cover and needle stand is relatively succinct, can be integrally formed, easily
In production, production difficulty can be substantially reduced, the cost-effective and shortening duration, defect rate is low, then coordinates the design of each details, is taking out
It can prevent needle tubing from rotating to scratch blood vessel during pin, also ensure lock in place with lock safety line prompting, the butterfly wing
Also prevent from rotating needle tubing by fixed, therefore the present invention is reasonable and practical, is worthy to be popularized.
Certainly the above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with technique
People can understand present disclosure and implement according to this, it is not intended to limit the scope of the present invention.It is all according to this hair
Equivalent transformation or modification that the Spirit Essence of bright main technical schemes is done, should all be included within the scope of the present invention.
Claims (10)
1. self-destructing safety medical needle, it is characterised in that it includes：With inner chamber（12）Protective cover（10）, can be in inner chamber
（12）It is middle to move back and forth and with needle tubing（22）Needle stand（20）And and needle stand（20）The catheter block mutually fastened（28）, its
Middle protective cover（10）On be provided with stop corpus unguis（120）With stop bit step（122）, the stop bit step（122）Positioned at protective cover
（10）Inner chamber（12）On wall, and needle stand（20）On be correspondingly provided with stop corpus unguis（120）Against the limited impression of cooperation
（24）And with stop bit step（122）The stop bit end face of interlock fit（26）, wherein stop bit step（122）With stop bit end face
（26）It is engaged for preventing needle stand（20）Continue to move, stop corpus unguis（120）It is engaged with limited impression for preventing needle stand
（20）Counter motion.
2. self-destructing safety medical needle according to claim 1, it is characterised in that the protective cover（10）For one end open
And the semi-open hollow cylinder of the other end, its split shed permission needle tubing（22）Discrepancy, stop bit step（122）Positioned at opening and resistance
Catch pawl body（120）Between, the stop bit end face（26）Positioned at needle tubing（22）And limited impression（24）Between, during lock, stop bit end
Face（26）With stop bit step（122）Contact is flatted against, stops corpus unguis（120）With limited impression（24）Flat against contact.
3. self-destructing safety medical needle according to claim 1, it is characterised in that the stop corpus unguis（120）For by
Nearly protective cover（10）Close to catheter block（28）One end on symmetrically open space in the axial direction and formed, stop corpus unguis（120）For
Head is in the corpus unguis of triangular form.
4. self-destructing safety medical needle according to claim 3, it is characterised in that the stop bit step（122）Positioned at resistance
Catch pawl body（120）90 degree of root rotational position.
5. self-destructing safety medical needle according to claim 1, it is characterised in that the limited impression（24）It is arranged on pin
Seat（20）Front end, the stop bit end face（26）For limited impression（24）Bottom portion of groove extend forward and up after with hub outer surface
Formed in limited impression（24）The rear end face table top of front end.
6. self-destructing safety medical needle according to claim 1, it is characterised in that the protective cover（10）The position of front end
Several strip bulges are provided with the axial direction in upper（19）, the strip bulge（19）Length be not less than needle tubing（22）'s
Length, the needle stand（20）Ordinatedly it is provided with and strip bulge on the outer surface of front end（19）The visual groove of identical quantity（29）
Form observation window.
7. self-destructing safety medical needle according to claim 6, it is characterised in that the strip bulge（19）Quantity be
2, it is symmetrical arranged above and below.
8. self-destructing safety medical needle according to claim 1, it is characterised in that the needle stand（20）On be additionally provided with safety
Line（23）, the safety line（23）It is arranged on needle stand（20）Front end by protective cover（10）Stop bit corpus unguis（120）Pin completely
When protective cover（20）Close to catheter block（28）One end and needle stand（20）On corresponding edge line, for from confirming needle stand in appearance
（20）Pinned completely.
9. self-destructing safety medical needle according to claim 1, it is characterised in that the protective cover（41）Surface on also
Provided with a location structure（11）For positioning the butterfly wing（16）, the butterfly wing（16）On also coordinate be provided with holding section（162）, use
In preventing the butterfly wing（16）Left-right rotation and slide backward.
10. self-destructing safety medical needle according to claim 2, it is characterised in that the protective cover（10）Close to conduit
Seat（28）One end is the cylinder with through hole and cone being sequentially connected, the stop corpus unguis（120）By in conical sections
Standard width of a room in an old-style house gap and be made.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656175.1A CN107261256A (en) | 2017-08-03 | 2017-08-03 | Self-destructing safety medical needle |
| PCT/CN2017/095924 WO2019024065A1 (en) | 2017-08-03 | 2017-08-04 | Self-destructive safe medical needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656175.1A CN107261256A (en) | 2017-08-03 | 2017-08-03 | Self-destructing safety medical needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107261256A true CN107261256A (en) | 2017-10-20 |
Family
ID=60075799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710656175.1A Pending CN107261256A (en) | 2017-08-03 | 2017-08-03 | Self-destructing safety medical needle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107261256A (en) |
| WO (1) | WO2019024065A1 (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5928199A (en) * | 1996-09-20 | 1999-07-27 | Nissho Corporation | Winged needle assembly |
| US20040236287A1 (en) * | 2003-05-23 | 2004-11-25 | Becton Dickinson & Company | Forward shielding medical needle device |
| US20070016148A1 (en) * | 2005-05-19 | 2007-01-18 | Yoshiharu Iwase | Winged needle assembly |
| US20080082054A1 (en) * | 2006-09-21 | 2008-04-03 | Nipro Corporation | Indwelling needle |
| JP2010187984A (en) * | 2009-02-19 | 2010-09-02 | Jms Co Ltd | Medical needle device |
| WO2012074489A1 (en) * | 2010-12-03 | 2012-06-07 | Jms Singapore Pte Ltd | A needle shield and a winged needle assembly |
| CN105561433A (en) * | 2014-10-15 | 2016-05-11 | 江苏采纳医疗科技有限公司 | Auto-disposal safe medical needle |
| US20170203050A1 (en) * | 2014-07-18 | 2017-07-20 | Greiner Bio-One Gmbh | Safety needle arrangement for drawing fluid from a body |
-
2017
- 2017-08-03 CN CN201710656175.1A patent/CN107261256A/en active Pending
- 2017-08-04 WO PCT/CN2017/095924 patent/WO2019024065A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5928199A (en) * | 1996-09-20 | 1999-07-27 | Nissho Corporation | Winged needle assembly |
| US20040236287A1 (en) * | 2003-05-23 | 2004-11-25 | Becton Dickinson & Company | Forward shielding medical needle device |
| US20070016148A1 (en) * | 2005-05-19 | 2007-01-18 | Yoshiharu Iwase | Winged needle assembly |
| US20080082054A1 (en) * | 2006-09-21 | 2008-04-03 | Nipro Corporation | Indwelling needle |
| JP2010187984A (en) * | 2009-02-19 | 2010-09-02 | Jms Co Ltd | Medical needle device |
| WO2012074489A1 (en) * | 2010-12-03 | 2012-06-07 | Jms Singapore Pte Ltd | A needle shield and a winged needle assembly |
| US20170203050A1 (en) * | 2014-07-18 | 2017-07-20 | Greiner Bio-One Gmbh | Safety needle arrangement for drawing fluid from a body |
| CN105561433A (en) * | 2014-10-15 | 2016-05-11 | 江苏采纳医疗科技有限公司 | Auto-disposal safe medical needle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019024065A1 (en) | 2019-02-07 |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |