CN103055383B - Safety butterfly needle group - Google Patents
Safety butterfly needle group Download PDFInfo
- Publication number
- CN103055383B CN103055383B CN201110318080.1A CN201110318080A CN103055383B CN 103055383 B CN103055383 B CN 103055383B CN 201110318080 A CN201110318080 A CN 201110318080A CN 103055383 B CN103055383 B CN 103055383B
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- CN
- China
- Prior art keywords
- needle
- solid
- butterfly
- syringe needle
- sleeve pipe
- 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 invention provides a safety butterfly group which comprises a butterfly needle piece and a needle sleeve piece. The butterfly needle piece is provided with a needle fixing tube, a needle head is arranged at a needle head end of the needle fixing tube, the needle fixing tube is provided with a fixing pivot part, the fixing pivot part is provided with a concave hook part, and the concave hook part penetrates through the fixing pivot part and is provided with a hook opening. The needle sleeve piece is provided with a hollow sleeve which is provided with a needle sleeve groove, the needle sleeve groove is provided with a needle head area section, and the needle head area section is provided with at least one blocking part. One end of the sleeve is connected with a pivoted rod in an extending mode, the needle sleeve piece is pressed into the concave hook part from the fixing hook opening of the fixing pivot part through the pivoted rod, the needle sleeve piece rotates toward the needle head end with the pivoted rod as the axis, a needle head is sleeved inside the sleeve through the needle sleeve groove, and the blocking part of the needle head area section prevents the needle head from falling out of the sleeve from the needle sleeve groove.
Description
Technical field
The present invention is a kind of butterfly pin group, espespecially a kind of safety butterfly needle group being used in cooperation vein interplantation formula transfusion cork or intravenous injection or blood drawing.
Background technology
Numerous for the safe design structure of medical butterfly pin at present, as No. 1819850th, TaiWan, China patent of invention publication number, it provides a kind of butterfly needle structure, comprise a syringe needle and a pin lid, wherein the dual side-edge of syringe needle is extended with a paster respectively, and the patch location of the corresponding syringe needle of pin lid and quantity offer some chutes, and side chute is respectively provided with a storage tank near the top of rear end and opposite side chute near the bottom of rear end, and the side of pin lid is provided with a Handheld Division, kink is utilized upwards to pull paster, then the Handheld Division pinning pin lid with hands by pin lid toward post-tensioning, and make entry needle expose to carry out to inject or the action of blood draw.
Above-mentioned existing butterfly pin safeguard construction for the butterfly pin syringe needle kind of un-flexed, then can only cannot provide its safeguard protection effect for the L-type butterfly pin being used in vein interplantation formula transfusion cork.
L-type butterfly pin is the siliceous rubber part punctured in the middle of vein interplantation formula transfusion cork disk, vein interplantation formula transfusion cork is commonly called as artificial blood vessel, it provides the reusable blood intubation procedure of sufferer one needing long-term agents or transfusion injection for curing, it can be used in the treatment of other solution such as transfusion, transfusion or injectable drug, also oppositely as the method that blood sampling checks, the chemotherapy of cancer sufferer can be widely used at present.
Namely method due to vein interplantation formula transfusion cork is that the facility frequent injection repeatedly of head of threading a needle uses, after siliceous rubber part in the middle of vein interplantation formula transfusion cork disk is pulled away for head of threading a needle, syringe needle be exposed to outer danger and avoid intentionally personage by used head of threading a needle after cleaning or sterilization, again flow into medical device market to be used once again, all the syringe needle of head of threading a needle must be hidden and retract, effectively to prevent from being used once again or medical worker is exposed on outer syringe needle and stabs infection.
The safety Design structure of current the thread a needle head special for vein interplantation formula transfusion cork is actually rare, and its structure is usual and cannot share with the butterfly pin syringe needle of un-flexed formula, the present inventor in view of this, special R & D design and the manufacturing practical experience participating in related industry with it for many years, safeguard construction for head of threading a needle is improved, the safeguard construction improved by the present inventor, pull out in process in syringe needle from the health region of interest of sufferer, syringe needle can not be made to expose and have the possibility polluting medical worker, and being hidden by used syringe needle fixedly makes it take out again, to stop to be used once again.
Summary of the invention
In view of this, so the safeguard construction of inventor to existing butterfly pin is improved, its main purpose is the safety butterfly needle group providing L-type butterfly pin that can be special with vein interplantation formula transfusion cork to share, its danger that can prevent from butterfly pin syringe needle from exposing caused medical worker polluting because of pinprick, and used syringe needle is really hidden and is fixed on butterfly pin group inside and cannot takes out, to stop to be used once again.
The present invention's time main purpose is to provide a kind of facility and can hides the safty pin external member structure of butterfly pin syringe needle, is beneficial to rapid fit and fixes butterfly pin syringe needle, and prevent butterfly pin syringe needle from being deviate from by butterfly pin group once again.
The another main purpose of the present invention be to provide a kind of fin and needle tubing non-be formed in one safety butterfly needle group, make fin can adopt separately soft materials molding, make to need the sufferer of long-term agents or transfusion injection for curing more comfortable, more humane in the process repeating blood intubate, and make medical personnel be more prone to safety when operating.The technology used in the present invention means comprise a butterfly needle, this butterfly needle has a solid needle tubing, and this solid needle tubing connects end in its pin and is provided with a syringe needle, and on this solid needle tubing, be provided with a fixing pivot portion, this fixing pivot portion is provided with a recessed hook part, and this recessed hook part is run through this fixing pivot portion and had a hook mouth; One needle guard part, this needle guard part has the sleeve pipe of a hollow, this sleeve pipe is provided with a set of needle tray, this cover needle tray has a syringe needle section, this syringe needle section is provided with at least one stop section, and the extension of this sleeve pipe one end is connected with a pivoted pole, this needle guard part is pressed in this recessed hook part by this pivoted pole by the hook mouth in this fixing pivot portion, and rotate for axle center connects end to pin with this pivoted pole, this syringe needle is inserted in this inside pipe casing by this cover needle tray, and utilizes the stop section of this syringe needle section to prevent this syringe needle from being deviate from outside this sleeve pipe by this cover needle tray.
Described solid needle tubing more includes a gripping block, and this gripping block has a taper body, uses for gripping.
It is wide that described needle tubing sector width correspondence is greater than this syringe needle footpath.
From this syringe needle section, wherein side is oblique close toward opposite side in described stop section.
Described pivoted pole two ends extend a connection part respectively and are connected on this sleeve pipe to depart from this sleeve pipe longitudinal center mode.
Described syringe needle and this trocar slot are on same vertical plane.
The opening size of described hook mouth is less than the external diameter of this pivoted pole.
Described solid needle tubing is arranged with a tab member, and this tab member is provided with at least one fin, and with a quill solid block, this quill solid block is with wearing for this solid needle tubing and being closely fixed in this tab member.
Described tab member adopts a soft materials molding.
Described syringe needle and this solid needle tubing are same direction and mutual wherein one slightly in vertical direction.
The invention has the beneficial effects as follows, it is more suitable for the patient needing injection for curing for a long time, make sufferer more comfortable in therapeutic process, meet hommization; Simultaneously, be beneficial to rapid fit fix butterfly pin syringe needle and prevent butterfly pin syringe needle from being deviate from by butterfly pin group once again, syringe needle more can be avoided to expose caused medical worker pollute because of pinprick, and used syringe needle is hidden and is fixed on butterfly pin group inside and cannot takes out, to stop to be used once again.
Specific embodiment of the present invention, by by following embodiment and to be attachedly further described in graphic.
Accompanying drawing explanation
Fig. 1 is first embodiment of the invention axonometric chart;
Fig. 2 is first embodiment of the invention exploded perspective schematic diagram;
Fig. 3 is first embodiment of the invention side elevational cross-section schematic diagram;
Fig. 4 is first embodiment of the invention side elevational cross-section contrast figure;
Fig. 5 is first embodiment of the invention front-view schematic diagram;
Fig. 6 is that first embodiment of the invention fit uses schematic diagram;
Fig. 7 A, Fig. 7 B are the using state schematic diagram of needle guard part and pricker in first embodiment of the invention;
Fig. 8, Fig. 9 are first embodiment of the invention real use state schematic diagram;
Figure 10 is actual another view of use of first embodiment of the invention;
Figure 11 is second embodiment of the invention front-view schematic diagram;
Figure 12 is third embodiment of the invention schematic perspective view;
Figure 13,14 is fourth embodiment of the invention real use state schematic diagram.
Detailed description of the invention
Please refer to Fig. 1, Fig. 2, be first embodiment of the invention axonometric chart and exploded perspective schematic diagram, butterfly pin group 100 includes butterfly needle 10, needle guard part 20 and a tab member 30 as shown in FIG..
Butterfly needle 10 has a solid needle tubing 11, Gu needle tubing 11 connects end 111 in its pin be provided with a syringe needle 12, be connected with an infusion connection tube 13, and the needle tubing nested domain that solid needle tubing 11 is extending toward transfusion end 112 is provided with a tab member 30 in its transfusion end 112.In the first embodiment, syringe needle 12 and solid needle tubing 11 are slightly in vertical.
Tab member 30 is respectively extended with a fin 311,312 toward both sides, and be provided with a quill solid block 32 in both sides fin 311,312 centre, fasten in this tab member 30 for solid needle tubing 11, and with its transfusion end 112 in connecting an infusion connection tube 13 again through after quill solid block 32.
In the present invention's design, be formed in one based on the fin of existing butterfly pin group and needle tubing, and needle tubing tradition all uses rigid material molding, cause with integrated fin on needle tubing because its material is too hard, cause and allow patient its biopsy of thoracic position under long-time use quite feel uncomfortable in use, the present invention is for improving this shortcoming, the tab member 30 of butterfly pin group 100 and solid needle tubing 11 are separated molding by spy, make tab member 30 can select separately soft materials molding, it not only can improve the sense of discomfort in patient's use, make patient can be more comfortable under long-time use, hommization, and medical personnel are more prone to when operating tab member 30 and being fixed on patient site of puncture, this is one of the present invention one characteristic.
Shown in ginseng Fig. 3, Gu needle tubing 11 is separately provided with gripping block 14 and a fixing pivot portion 15 on needle tubing, grip block 14 and there is a taper body, and fixing pivot portion 15 is provided with a recessed hook part 151 in its body, recessed hook part 151 is always fasten the groove structure of determining both sides, pivot portion 15 and have a downward opening hook mouth 152.
Needle guard part 20 has the sleeve pipe 21 of a hollow, sleeve pipe 21 is provided with a set of needle tray 22, cover needle tray 22 be one longitudinally run through sleeve pipe 21 split groove structure, and cover needle tray 22 includes needle tubing section 221 and a syringe needle section 222, wherein to be greater than syringe needle 12 footpath wide for needle tubing section 221 width correspondence, the notch direction of cover needle tray 22 fasten in use pass be can with syringe needle 12 phase fit and engaging, after being specified in.
Cover needle tray 22 is provided with two stop sections 231,232 in its syringe needle section 222, stop section 231,232 in the present embodiment as shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 5, each from syringe needle section 222, wherein side is oblique toward opposite side extension respectively, and block is in syringe needle section 222 place of cover needle tray 22.Sleeve pipe 21 is provided with in one end open place and extends teat 24, and the extension of another open end is connected with a pivoted pole 25, and the opening size hooking mouth 152 is less than the external diameter of pivoted pole 25.
Pivoted pole 25 two ends extend a connection part 251,252 respectively and are connected in needle tubing section 221 end both sides to depart from sleeve pipe 21 longitudinal center mode, make sleeve pipe 21 pivoting centre higher than pivoted pole 25, with facilitate the installation exercise of needle guard part 20 and butterfly needle 10 and make needle guard part 20 mat extend teat 24 exert all one's strength operate time comparatively laborsaving and following pivotable of carrying out easily is reached.The needle guard part 20 of butterfly pin group 100 is by its pivoted pole 25, be pressed in recessed hook part 151 by the hook mouth 152 in its fixing pivot portion 15 of solid needle tubing 11, and as shown in Fig. 3, Fig. 4, with the hook mouth 152 that A/F is less, pivoted pole 25 restriction is pivoted in inside, recessed hook part 151.
Be fixed on after in the fixing pivot portion 15 of solid needle tubing 11 when needle guard part 20 to be pressed into flexible type by pivoted pole 25, position syringe needle 12 and sleeve pipe 21 overlapping needle tray 22 as shown in Fig. 5, can be positioned on same vertical plane.
The needle guard part 20 of butterfly pin group 100 is pressed into by pivoted pole 25 and is fixed on after in the fixing pivot portion 15 of solid needle tubing 11, the sleeve pipe 21 of needle guard part 20 can with pivoted pole 25, to be axle center connect end 111 to the pin of solid needle tubing 11 rotates as shown in Figure 6, syringe needle 12 is inserted in sleeve pipe 21 inner via cover needle tray 22, and it is inner to be hidden in needle guard part 20.
As shown in Fig. 7 A, Fig. 7 B, for the using state schematic diagram of needle guard part and syringe needle in first embodiment of the invention, connect in the process that end 111 rotates in the sleeve pipe 21 of needle guard part 20 to the pin of solid needle tubing 11, syringe needle 12 first can push stop section 231,232 and correspondence is overlapped the position of needle tray 22 and is inserted in sleeve pipe 21, and make sleeve pipe 21 as shown in fig.7b complete cover to be overlying on syringe needle 12 outside, and the needle point of its end of syringe needle 12 part is hidden in sleeve pipe 21 because the complete cover of sleeve 21 covers, and does not expose outside.
Stop section 231,232 is meeting reinstatement immediately with its elastic properties of materials character after syringe needle 12 passes through, and stop section 231,232 block after making needle guard part 20 utilize reinstatement, in overlapping in needle tray 22, is deviate from outside sleeve pipe 21 by cover needle tray 22 to prevent syringe needle 12.
As Fig. 8, Fig. 9, shown in Figure 10, for first embodiment of the invention real use state schematic diagram, as shown in FIG., after the injection infusion process of sufferer is terminated, butterfly pin group 100 thumb and middle finger can grip and provide the point of application being easy to extract whole butterfly pin group 100 for medical personnel as shown in Figure 8 by expanding part outside gripping block 14 its taper body, butterfly pin group 100 is taken off with it by patient in order to medical personnel, make medical personnel by gripping block 14 body gripping taper with away from syringe needle 12 tip region, avoid having accidental puncture medical personnel in improper the taking off in process of force and cause infection.
Moreover, as shown in Figure 10, in medical personnel after patient extracts outward with it and takes off butterfly pin group 100, medical personnel utilize forefinger to prop up after the extension teat 24 of sleeve pipe 21 one end again to lower cover sleeve pipe 21 as shown in Figure 9, make sleeve pipe 21 with pivoted pole 25 for rotating in axle center, being covered by complete for syringe needle 12 cover through cover needle tray 22 is hidden in sleeve pipe 21, and prevent syringe needle 12 from again deviating from outside sleeve pipe 21 by stop section 231,232, be removed to avoid syringe needle 12 to have the chance used once again, this is a large feature of safety butterfly needle group of the present invention.
As shown in Figure 11, for second embodiment of the invention front-view schematic diagram, stop section 231,232 in first embodiment is when reality uses, as long as also can namely have effect identical with the first embodiment in a stop section 232 as shown in the butterfly pin group 100A in such as the second embodiment, other component of butterfly pin group 100A is all identical with the first embodiment and be marked with similar elements symbol, for simplicity, relevant explanation is omitted.
As shown in Figure 12, for third embodiment of the invention schematic perspective view, fin 311,312 in first embodiment is when reality uses, as long as also can namely have effect identical with the first embodiment by a fin 312 as shown in the butterfly pin group 100B in such as the 3rd embodiment, other component of butterfly pin group 100B is all identical with the first embodiment and be marked with similar elements symbol, for simplicity, relevant explanation is omitted.
As Figure 13, shown in Figure 14, for fourth embodiment of the invention real use state schematic diagram, in first embodiment, butterfly needle 10 is when its pin syringe needle 12 connect set by end 111 uses in reality, also can use together with the equidirectional syringe needle 12A of solid needle tubing 11 with one as shown in the butterfly pin group 100C in the 4th embodiment, be pressed into by pivoted pole 25 equally and be fixed on after in the fixing pivot portion 15 of solid needle tubing 11, the sleeve pipe 21 of needle guard part 20 can pivoted pole 25 to be axle center connect end 111 to the pin of solid needle tubing 11 rotates, syringe needle 12A is inserted in sleeve pipe 21 inner via cover needle tray 22, and it is inner to be hidden in needle guard part 20.
Other component of butterfly pin group 100C is all identical with the first embodiment and be marked with similar elements symbol, and for simplicity, relevant explanation is omitted, and has effect identical with the first embodiment.
The foregoing is only preferred embodiment of the present invention, non-ly therefore namely limit to the scope of the claims of the present invention, therefore the simple and easy modification of such as using description of the present invention and graphic content to do and equivalent structure change, all should in like manner be contained in the scope of the claims of the present invention.
Claims (6)
1. a safety butterfly needle group, is characterized in that, this butterfly pin group comprises:
One butterfly needle, this butterfly needle has a solid needle tubing, and this solid needle tubing connects end in its pin and is provided with a syringe needle, and this syringe needle and this solid needle tubing are same direction and mutual wherein one slightly in vertical direction; And on the sidewall side of this solid needle tubing, being provided with a fixing pivot portion, this fixing pivot portion is provided with a recessed hook part, and this recessed hook part is run through this fixing pivot portion and had a hook mouth;
One needle guard part, this needle guard part has the sleeve pipe of a hollow, this sleeve pipe is provided with a set of needle tray, this cover needle tray has a syringe needle section, this syringe needle section is provided with at least one stop section, and the extension of this sleeve pipe one end is connected with a pivoted pole, this needle guard part is pressed in this recessed hook part by this pivoted pole by the hook mouth in this fixing pivot portion, and rotate for axle center connects end to pin with this pivoted pole, this syringe needle is inserted in this inside pipe casing by this cover needle tray, and utilizes the stop section of this syringe needle section to prevent this syringe needle from deviating from outside this sleeve pipe by this cover needle tray;
Sleeve pipe is provided with extension teat in one end open place, and the extension of another open end is connected with a pivoted pole, and the opening size hooking mouth is less than the external diameter of pivoted pole;
Pivoted pole two ends extend a connection part respectively and are connected in needle tubing segment ends both sides in the mode departing from sleeve pipe longitudinal center and solid needle tubing sidewall;
Needle guard part is fixed in the fixing pivot portion of solid needle tubing by pivoted pole with flexible type press-in;
This solid needle tubing more includes a gripping block, and this gripping block has a taper body, uses for gripping.
2. safety butterfly needle group according to claim 1, is characterized in that: it is wide that this needle tubing sector width correspondence is greater than this syringe needle footpath.
3. safety butterfly needle group according to claim 1, is characterized in that: from this syringe needle section, wherein side is oblique close toward opposite side in this stop section.
4. safety butterfly needle group according to claim 1, is characterized in that: this syringe needle and this trocar slot are on same vertical plane.
5. safety butterfly needle group according to claim 1, is characterized in that: this solid needle tubing is arranged with a tab member, and this tab member is provided with at least one fin, and with a quill solid block, this quill solid block is with wearing for this solid needle tubing and being closely fixed in this tab member.
6. safety butterfly needle group according to claim 5, is characterized in that: this tab member adopts a soft materials molding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110318080.1A CN103055383B (en) | 2011-10-19 | 2011-10-19 | Safety butterfly needle group |
| TW101104571A TWI556848B (en) | 2011-10-19 | 2012-02-13 | Safe butterfly needle group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110318080.1A CN103055383B (en) | 2011-10-19 | 2011-10-19 | Safety butterfly needle group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103055383A CN103055383A (en) | 2013-04-24 |
| CN103055383B true CN103055383B (en) | 2015-05-13 |
Family
ID=48098468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110318080.1A Expired - Fee Related CN103055383B (en) | 2011-10-19 | 2011-10-19 | Safety butterfly needle group |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103055383B (en) |
| TW (1) | TWI556848B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1449843A (en) * | 2002-03-20 | 2003-10-22 | 贝克顿迪肯森公司 | Safety device |
| CN202336112U (en) * | 2011-10-19 | 2012-07-18 | 汪贤宗 | Safety butterfly needle assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6921388B2 (en) * | 2002-11-04 | 2005-07-26 | Becton Dickinson Co | Needle assembly |
-
2011
- 2011-10-19 CN CN201110318080.1A patent/CN103055383B/en not_active Expired - Fee Related
-
2012
- 2012-02-13 TW TW101104571A patent/TWI556848B/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1449843A (en) * | 2002-03-20 | 2003-10-22 | 贝克顿迪肯森公司 | Safety device |
| CN202336112U (en) * | 2011-10-19 | 2012-07-18 | 汪贤宗 | Safety butterfly needle assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI556848B (en) | 2016-11-11 |
| TW201317020A (en) | 2013-05-01 |
| CN103055383A (en) | 2013-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG DRAGON HEART MEDICAL DEVICES CO., LTD. Effective date: 20150119 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150119 Address after: Taiwan, China, Taipei, South Road, a section of 160 Lane No. 4, building 27 Applicant after: Wang Xianzong Applicant after: DRAGON HEART MEDICAL DEVICES CO., LTD. Address before: Taiwan, China, Taipei, South Road, a section of 160 Lane No. 4, building 27 Applicant before: Wang Xianzong |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20191019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |