CN2181300Y - Safety cover for butterfly needle - Google Patents
Safety cover for butterfly needle Download PDFInfo
- Publication number
- CN2181300Y CN2181300Y CN 93245685 CN93245685U CN2181300Y CN 2181300 Y CN2181300 Y CN 2181300Y CN 93245685 CN93245685 CN 93245685 CN 93245685 U CN93245685 U CN 93245685U CN 2181300 Y CN2181300 Y CN 2181300Y
- Authority
- CN
- China
- Prior art keywords
- needle
- butterfly
- needle guard
- safe
- butterfly pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a safety cover for a butterfly needle, which is designed to a hollow cylinder shape whose upper end is provided with a slot, and the front end of the slot is designed to a V-shaped introducing port appreciably having a circular arc; the middle section is provided with one fine and straight slot, the end is provided with one long and thin rectangular clamping groove, and the front end of the clamping groove is provided with two inclined bevels. The butterfly needle is sheathed into the safety cover, the wing pieces of the butterfly needle are supported and fixed in the clamping groove of the safety cover, and contaminative needle heads can be prevented from desquamating to slide out or stabbing medical staff.
Description
This utility model relates to a kind of butterfly needle safety needle cover, particularly at using the butterfly pin syringe needle that has been polluted, for avoiding needle sting medical personnel or other third parties, and the butterfly needle safety needle cover to innovate, the syringe needle of stopping to have been polluted is stabbed the danger of infection once again, and improves the safe and practical property of butterfly pin.
The use of general traditional butterfly pin is: with reference to Fig. 1, the protection needle guard 14 of butterfly pin 10 front ends is taken off, make syringe needle 11 thrust human body and inject, to be injected finishing after syringe needle 11 extractions, syringe needle 11 has been polluted, then must syringe needle 11 be reinstalled in the former protection needle guard 14 carefully; Because general butterfly pin 10 is to be used in a drop bottle injection, and need inject time through a few hours, therebetween or syringe needle displacement is arranged, skid off blood vessel and make by the injector and do not feel well, need extract syringe needle 11 midway injects again and injects and pull out program of pin etc. after finishing, polluted through injection because of syringe needle again, when extracting human body, must recover former protection needle guard 14, and former injector perhaps is not same people with the person that pulls out the pin, increases and be stranded for seeking former protection needle guard 14; Moreover protection needle guard 14 is the tiny pipe box of internal diameter, and the finger of holding former needle guard, collides in recovering process or because of tired, busy, luminance shortage certainly in the place ahead that suffers contaminated pinhead, and the probability of holding former needle guard finger in the thorn is high.
This creator feels high risk (as: AIDS, hepatitis B, violent sudden and violent hepatitis, the syphilis of blood-borne disease deeply ... Deng), and take medical personnel's life security into account, so a kind of butterfly needle safety needle cover is provided, the syringe needle that can stop fully to have been polluted is stabbed infection once again, more increases the rapid safety protection structure of butterfly pin.
The purpose of this utility model is to provide a kind of butterfly needle safety needle cover, especially at using the syringe needle that has been polluted, can quickly and effectively syringe needle be reclaimed and be equipped in the safe needle guard raising safety, practicality.
The purpose of this utility model reaches as follows:
A kind of butterfly needle safety needle cover, this safe needle guard is hollow cylindrical, it is characterized in that: the line of rabbet joint is offered in its upper end, this line of rabbet joint front end is the V-shape and the introducing port of circular arc slightly, a thin straight trough seam is offered in the stage casing, and end is offered an elongated rectangular clamping slot, and this clamping slot front end is established two chamfer bevels, the butterfly pin is set in the safe needle guard, and the fin of butterfly pin supports to arrive in the clamping slot that is fixed in safe needle guard.
The purpose of this utility model can also following mode reach: described butterfly needle safety needle cover is characterized in that: left and right two sides of this safe needle guard respectively offer a described line of rabbet joint.
The syringe needle that effect of the present utility model has been polluted after mainly can preventing to inject comes off and skids off, and in when recovering syringe needle, make medical personnel's both hands all be positioned at the syringe needle rear, can prevent the danger that medical personnel's both hands are caught by needle sting, the security protection effect to the butterfly pin is provided.
This utility model will reach graphic in conjunction with the embodiments, and it is as follows to describe structure of the present utility model, purpose and special efficacy in detail:
Among the figure:
Fig. 1 is the structural representation of existing butterfly pin protection needle guard.
Fig. 2 is the perspective view of a kind of embodiment of this utility model.
Fig. 3-Fig. 5 takes out the operating sequence sketch map of butterfly pin when being this utility model use.
Fig. 6-Fig. 8 recovers the operating sequence sketch map of butterfly pin when being this utility model use.
Fig. 9 is the structural representation of the another kind of embodiment of this utility model.
Figure 10-Figure 13 is the operating sequence sketch map of embodiment shown in Fig. 9.
At first, see also shown in Figure 2, butterfly needle safety needle cover 20 of the present utility model is the cylindric of hollow, a line of rabbet joint is offered in the upper end, this line of rabbet joint front end is " V " font and the introducing port 21 of circular arc slightly, a thin straight trough seam 22 is offered in the stage casing, and end is offered an elongated rectangular clamping slot 23, and these clamping slot 23 front ends are established two chamfer bevels; This butterfly pin 10 is placed through in the safe needle guard 20, and fin 13 supports of butterfly pin 10 are stuck in the clamping slot 23 of safe needle guard 20.
The enforcement motion flow of this utility model safety needle guard 20 sees also Fig. 3-shown in Figure 8, system was not fastened in the safe needle guard 20 when butterfly pin 10 used, at first, with finger with two fins 13 of butterfly pin 10 to intrinsic pressure, simultaneously butterfly pin 10 is pushed away forward, butterfly pin 10 can be released through the line of rabbet joint 22 of safety needle guard 20 upper limbs and break away from safe needle guard 20, inject, after treating that syringe needle 11 enters human body, unclasp two fins 13 of butterfly pin 10, this fin 13 is because of plastic material, and nature opens to both sides can be smooth on human body skin; Injection finishes, butterfly pin 10 is extracted human body, this moment, the operator gripped safe needle guard 20 on the other hand, another hands is pinched two fins 13 of folder butterfly pin 10, so both hands all are in syringe needle 11 rears of having been polluted, there has not been the danger of stabbing finger, the receipts of again this butterfly pin 10 being drawn back, by " V " fonts of safety needle guard 20 front ends slightly the introducing port 21 of circular arc enter, and the periphery of this introducing port 21 is coated with distinct eye-catching caution color, so the fin 13 of butterfly pin 10 1 sides is easier to rapidly and recovers safe needle guard 20 via the line of rabbet joint 22 accurately, enter the clamping slot 23 of safe needle guard 20 when the fin 13 of butterfly pin 10 2 sides, unclasp fin 13 again,, open to two sides to support to arrive in clamping slot 23 because of this fin 13 is a plastic material, this butterfly pin 10 can not come off and skid off, and reaches the practical effect of security protection.
Another embodiment of this utility model (seeing also shown in Figure 9), system is with the safe needle guard 30 left and right lines of rabbet joint of respectively offering, this line of rabbet joint front end is " V " font and the introducing port 31 of circular arc slightly, a thin straight trough seam 32 is offered in the stage casing, end is offered an elongated rectangular clamping slot 33, these clamping slot 33 front ends are established two chamfer bevels, and this butterfly pin 10 is set in the safe needle guard 30, and fin 13 supports of butterfly pin 10 2 sides fix in the clamping slot 33 of safty pin cover 30.
The enforcement motion flow of this utility model safety needle guard 30 sees also Figure 10-shown in Figure 13, system was not fastened in the safe needle guard 30 when this butterfly pin 10 used, at first, butterfly pin 10 is pushed away forward, butterfly pin 10 can be released through the line of rabbet joint 32 of safety needle guard 30 2 sides and break away from safe needle guard 30, inject, to be injected finishing, butterfly pin 10 is extracted human body, the operator grips safe needle guard 30 on the other hand, another pulls the pipe 12 of receiving safe needle guard 30 rears, so both hands all position are in syringe needle 11 rears of having been polluted, there has not been the danger of stabbing finger, when drawing when receiving pipe 12, this butterfly pin 10 can be rapidly accurately by safety needle guard 30 leading edges " V " font and slightly circular arc introducing port 31 recover safe needle guard 30 through the line of rabbet joint 32, the fin 13 of these butterfly pin 10 2 sides supports to arrive in and is snapped in the clamping slot 33, so butterfly pin 10 can not come off and skid off, and reaches the security protection effect.
Claims (2)
1, a kind of butterfly needle safety needle cover, this safe needle guard is hollow cylindrical, it is characterized in that: the line of rabbet joint is offered in its upper end, this line of rabbet joint front end is the V-shape and the introducing port of circular arc slightly, a thin straight trough seam is offered in the stage casing, and end is offered an elongated rectangular clamping slot, and this clamping slot front end is established two chamfer bevels, the butterfly pin is set in the safe needle guard, and the fin of butterfly pin supports to arrive in the clamping slot that is fixed in safe needle guard.
2, by the described butterfly needle safety needle cover of claim 1, it is characterized in that: left and right two sides of this safe needle guard respectively offer a described line of rabbet joint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93245685 CN2181300Y (en) | 1993-12-07 | 1993-12-07 | Safety cover for butterfly needle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 93245685 CN2181300Y (en) | 1993-12-07 | 1993-12-07 | Safety cover for butterfly needle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2181300Y true CN2181300Y (en) | 1994-11-02 |
Family
ID=33818569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 93245685 Expired - Fee Related CN2181300Y (en) | 1993-12-07 | 1993-12-07 | Safety cover for butterfly needle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2181300Y (en) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003105929A1 (en) * | 2002-06-14 | 2003-12-24 | Shanghai Kindly Enterprise Development Group Co., Ltd. | Single-wing infusion needle with safety assembly |
WO2003105928A1 (en) * | 2002-06-17 | 2003-12-24 | Shanghai Kindly Enterprise Development Group Co., Ltd. | Double-wing infusion needle with safety assembly |
WO2005014086A1 (en) * | 2003-08-11 | 2005-02-17 | Chang-Ming Yang | Butterfly needle assembly |
WO2005046771A1 (en) * | 2003-11-17 | 2005-05-26 | Chang-Ming Yang | A disposable and safe needle shield |
WO2005077442A1 (en) * | 2004-02-11 | 2005-08-25 | Chang-Ming Yang | A disposable safety butterfly needle structure |
CN100337700C (en) * | 2001-11-20 | 2007-09-19 | 萨斯特德特股份有限两合公司 | Housing for a butterfly needle |
CN100448496C (en) * | 2005-06-13 | 2009-01-07 | 黄永强 | Disposable self-destruction safe needle for injection, transfusion and blood transfusion |
CN101137405B (en) * | 2005-03-07 | 2010-10-20 | 厄斯金医学有限公司 | Winged needle with needle shield |
CN103785076A (en) * | 2012-11-01 | 2014-05-14 | 蒋梅 | Medical needle with puncture wound prevention |
WO2014166353A1 (en) * | 2013-04-10 | 2014-10-16 | 上海维朴芮国际贸易有限公司 | Butterfly-type needle assembly and butterfly-type needle protective sleeve |
CN104117111A (en) * | 2014-07-14 | 2014-10-29 | 浙江大学医学院附属邵逸夫医院 | Puncture-proof scalp needle |
CN105517595A (en) * | 2013-07-22 | 2016-04-20 | 德尔塔梅德私人股份公司 | Butterfly needle with a protective device |
CN105561421A (en) * | 2015-12-22 | 2016-05-11 | 河南诺沃组织工程有限公司 | Heart and brain perfusion injection needle for rats |
CN106308894A (en) * | 2016-09-07 | 2017-01-11 | 重庆科杰医疗设备有限公司 | Independent type puncture needle protection device |
CN108837242A (en) * | 2004-07-01 | 2018-11-20 | 贝克顿·迪金森公司 | Passively shielding needle device |
-
1993
- 1993-12-07 CN CN 93245685 patent/CN2181300Y/en not_active Expired - Fee Related
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100337700C (en) * | 2001-11-20 | 2007-09-19 | 萨斯特德特股份有限两合公司 | Housing for a butterfly needle |
WO2003105929A1 (en) * | 2002-06-14 | 2003-12-24 | Shanghai Kindly Enterprise Development Group Co., Ltd. | Single-wing infusion needle with safety assembly |
WO2003105928A1 (en) * | 2002-06-17 | 2003-12-24 | Shanghai Kindly Enterprise Development Group Co., Ltd. | Double-wing infusion needle with safety assembly |
WO2005014086A1 (en) * | 2003-08-11 | 2005-02-17 | Chang-Ming Yang | Butterfly needle assembly |
WO2005046771A1 (en) * | 2003-11-17 | 2005-05-26 | Chang-Ming Yang | A disposable and safe needle shield |
WO2005077442A1 (en) * | 2004-02-11 | 2005-08-25 | Chang-Ming Yang | A disposable safety butterfly needle structure |
CN108837242A (en) * | 2004-07-01 | 2018-11-20 | 贝克顿·迪金森公司 | Passively shielding needle device |
CN101137405B (en) * | 2005-03-07 | 2010-10-20 | 厄斯金医学有限公司 | Winged needle with needle shield |
CN100448496C (en) * | 2005-06-13 | 2009-01-07 | 黄永强 | Disposable self-destruction safe needle for injection, transfusion and blood transfusion |
CN103785076A (en) * | 2012-11-01 | 2014-05-14 | 蒋梅 | Medical needle with puncture wound prevention |
WO2014166353A1 (en) * | 2013-04-10 | 2014-10-16 | 上海维朴芮国际贸易有限公司 | Butterfly-type needle assembly and butterfly-type needle protective sleeve |
CN105517595A (en) * | 2013-07-22 | 2016-04-20 | 德尔塔梅德私人股份公司 | Butterfly needle with a protective device |
CN104117111A (en) * | 2014-07-14 | 2014-10-29 | 浙江大学医学院附属邵逸夫医院 | Puncture-proof scalp needle |
CN105561421A (en) * | 2015-12-22 | 2016-05-11 | 河南诺沃组织工程有限公司 | Heart and brain perfusion injection needle for rats |
CN106308894A (en) * | 2016-09-07 | 2017-01-11 | 重庆科杰医疗设备有限公司 | Independent type puncture needle protection device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |