CN204181960U - A kind of remaining needle - Google Patents
A kind of remaining needle Download PDFInfo
- Publication number
- CN204181960U CN204181960U CN201420623126.XU CN201420623126U CN204181960U CN 204181960 U CN204181960 U CN 204181960U CN 201420623126 U CN201420623126 U CN 201420623126U CN 204181960 U CN204181960 U CN 204181960U
- Authority
- CN
- China
- Prior art keywords
- needle
- sheath
- stab
- way cock
- catheter block
- 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 - Lifetime
Links
- 239000008280 blood Substances 0.000 claims abstract description 30
- 210000004369 blood Anatomy 0.000 claims abstract description 30
- 238000001802 infusion Methods 0.000 claims abstract description 27
- 239000007799 cork Substances 0.000 claims description 11
- 229940030225 antihemorrhagics Drugs 0.000 claims description 7
- 230000000025 haemostatic effect Effects 0.000 claims description 7
- 238000012360 testing method Methods 0.000 abstract description 5
- 210000003462 vein Anatomy 0.000 description 4
- 238000010241 blood sampling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
This utility model relates to technical field of medical instruments, particularly relates to a kind of remaining needle.Comprise piercing assembly (1), malleation infusion connector (2), vacuum blood collection joint (3), three way cock (4), connection tube (5) and flow-stopping clip (6), described piercing assembly (1) comprises catheter block (11), conduit (12), puncture needle (13) and anti-stab sheath (14), described catheter block (11) is hollow structure, batching pig (16) is provided with in its upper port, one end of described catheter block (11) is connected with described conduit (12), the other end of described catheter block (11) is connected with described anti-stab sheath (14), described anti-stab sheath (14) is provided with slide slot (141) vertically.By connection tube and three way cock's connecting puncture needle assembly, malleation infusion connector and vacuum test tube simultaneously, and outside puncture needle, be provided with anti-stab sheath, make this remaining needle have the function of transfusion, vacuum blood collection, anti-pricking wound, counterflow-preventing, and structure is simple, easy to operate simultaneously.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of remaining needle.
Background technology
Clinically at present, the use of remaining needle not only decreases the misery that patient causes because vein repeatedly pierces through, and alleviate the workload of health care workers especially, facilitate clinical application, therefore remaining needle is more and more extensive in clinical application.But existing remaining needle in use also has some shortcomings: from hospital and medical care aspect, existing remaining needle product function is single, the function of transfusion, vacuum blood collection, anti-pricking wound and counterflow-preventing can not be taken into account simultaneously, hospital is when purchasing, need the function of reference and various model, specification, bring a lot of inconvenience to buying and stock control; Health care workers then needs different situations to go to get the remaining needle using difference in functionality, model and specification in use, also brings inconvenience to health care workers.And, existing remaining needle is in vacuum venous blood-sampling process, need first after blood sample taked by retention needle infusion joint, to inject vacuum test tube by puncture needle with syringe again, may occur that when transferring blood and air meet place, affecting blood test accuracy and operating cumbersome.
If vacuumized blood inspection accuracy requirement is higher, then also need to use special double end vacuum blood taking needle, and special double end vacuum blood taking needle is only for vacuum blood collection function, when patient is in use remaining needle, as will vacuum blood collection be realized and ensure that inspection accurately, the special another site of puncture of double end vacuum blood taking needle must be added again realize, so not only because multiple location puncture increases the misery of patient, also because using double end vacuum blood taking needle to cause unnecessary expense waste to patient in addition.
Therefore, for above deficiency, need to provide a kind of and there is transfusion, vacuum blood collection, anti-pricking wound, counterflow-preventing and simple, the easy to operate remaining needle of structure simultaneously.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide a kind of function can simultaneously with transfusion, vacuum blood collection, anti-pricking wound, counterflow-preventing, and the remaining needle that structure is simple, easy to operate.
(2) technical scheme
In order to solve the problems of the technologies described above, this utility model provides a kind of remaining needle, comprise piercing assembly, malleation infusion connector, vacuum blood collection joint, three way cock, connection tube and flow-stopping clip, described piercing assembly comprises catheter block, conduit, puncture needle and anti-stab sheath, described catheter block is hollow structure, batching pig is provided with in its upper port, one end of described catheter block and described tubes connection, the other end of described catheter block is connected with described anti-stab sheath, described anti-stab sheath is provided with slide slot vertically, the afterbody of described puncture needle is connected with needle handle by sliding block, described needle handle is set on described anti-stab sheath and puncture needle can be driven to slide along slide slot, described puncture needle is successively through stretching out outside conduit after batching pig and catheter block, described connection tube one end is communicated with described catheter block, and the other end is connected with the first end of described three way cock, described malleation infusion connector and vacuum blood collection joint respectively with the second end and the three-terminal link of described three way cock.
Preferably, described malleation infusion connector comprises housing, transfusion end and yielding movable valve, the upper end of described housing is provided with transfusion end, described housing lower end is connected with one end of described link, the internal chamber wall of described housing is provided with guiding gutter, described yielding movable valve is arranged in described housing, and the described shape of yielding movable valve and the inner chamber of housing match, and the other end of described link is connected with second end of described three way cock.
Preferably, described transfusion end is provided with Rule female cone with the link of delivery device, and the end that described link is used for being connected with three way cock second end is provided with female thread and Rule outer cone.
Preferably, described vacuum blood collection joint comprises needle stand, bottle cork needle and haemostatic sheath, described bottle cork needle is fixed on one end of described needle stand, and described haemostatic sheath is set on described bottle cork needle, the other end of described needle stand and the three-terminal link of described three way cock.
Preferably, described needle stand is used for being provided with female thread and Rule outer cone with the end of three way cock's three-terminal link.
Preferably, described anti-stab sheath is provided with groove, and described groove is positioned at described slide slot upper end, and the width of described groove be greater than described in slide the thickness of block.
Preferably, described conduit is arranged with sheathed catheter.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: this remaining needle is by connection tube and three way cock's connecting puncture needle assembly, malleation infusion connector and vacuum test tube simultaneously, and outside puncture needle, be provided with anti-stab sheath, make this remaining needle have the function of transfusion, vacuum blood collection, anti-pricking wound, counterflow-preventing, and structure is simple, easy to operate simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model remaining needle;
Fig. 2 is the profile of this utility model malleation infusion connector;
Fig. 3 is the profile of this utility model vacuum blood collection joint.
In figure: 1: piercing assembly; 11: catheter block; 12: conduit; 13: puncture needle; 131: needle handle; 14: anti-stab sheath; 141: slide slot; 142: groove; 15: sheathed catheter; 16: batching pig; 2: malleation infusion connector; 21: housing; 211: guiding gutter; 22: yielding movable valve; 23: transfusion end; 24: link; 3: vacuum blood collection joint; 31: needle stand; 32: bottle cork needle; 33: haemostatic sheath; 4: three way cock; 5: connection tube; 6: flow-stopping clip.
Detailed description of the invention
For making the object of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of this utility model protection.
In description of the present utility model, it should be noted that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only this utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
As shown in Figure 1, the remaining needle that this utility model embodiment provides, mainly comprise piercing assembly 1, malleation infusion connector 2, vacuum blood collection joint 3, three way cock 4, connection tube 5 and flow-stopping clip 6, wherein, piercing assembly 1 mainly comprises catheter block 11, conduit 12, sheathed catheter 15, puncture needle 13 and anti-stab sheath 14, catheter block 11 is hollow structure, penetrate for increasing sealing and being convenient to puncture needle 13, batching pig 16 is provided with in the upper port of catheter block 11, one end of catheter block 11 is connected with conduit 12, the other end of catheter block 11 is connected with anti-stab sheath 14, anti-stab sheath 14 is provided with slide slot 141 vertically, puncture needle 12 is in the inside of anti-stab sheath 14, the afterbody of puncture needle 13 is connected with needle handle 131 by sliding block (not shown), this slides block and slide slot 141 and joins and be combined through slide slot 141, the one end of sliding block is connected with the needle handle 131 that the afterbody of puncture needle 13 is set on anti-stab sheath 14, when needing mobile puncture needle 13, hand-held needle handle 131 can drive puncture needle 13 to slide up and down along slide slot 141, puncture needle 13 stretches out conduit 12 through after batching pig 16 and catheter block 11 vertically successively.One end of connection tube 5 is connected with catheter block 11, the other end is connected with the first end of three way cock 3, malleation infusion connector 2 and vacuum blood collection 3 joint then respectively with the second end and the three-terminal link of three way cock 4, connection tube 5 is also provided with the flow-stopping clip 6 for controlling medicinal liquid flow.
As depicted in figs. 1 and 2, malleation infusion connector 2 mainly comprises housing 21, transfusion end 23 and yielding movable valve 22, and it is inner that yielding movable valve 22 is arranged on housing 21, and the upper end of housing 21 is provided with transfusion end 23, for being connected with delivery device, link 24 is provided with in the lower end of housing 21, yielding movable valve 22 is hollow structure, its upper end matches with transfusion end 23 size and shape, lower end is weldingly fixed on link 24, the shape of lower end is mated with the cavity shape of housing 21, under naturalness, and upper end and transfusion end 23 close-fitting of yielding movable valve 22, lower end is mated with the cavity shape of housing 21, and has certain gap, during transfusion state, the joint of delivery device inserts transfusion end 23, the upper end of yielding movable valve 22 is expressed to the inner chamber of housing 21 from transfusion end 23, thus make medicinal liquid enter malleation infusion connector 2, and the three way cock 4 and connection tube 5 that are connected with malleation infusion connector 2 is flow into by the guiding gutter 211 be arranged on housing 21 inwall, catheter block 11, conduit 12 forms in infusion pipeline, more convenient in order to make malleation infusion connector 2 be connected with infusion set, firmly and sealing and the suitability better, preferably, transfusion end 23 is provided with external screw thread with the link of delivery device, Rule female cone with the female Luer matching connection of delivery device is provided with in transfusion end 23 and the port of the link of delivery device.
Conveniently connect and change malleation infusion connector 2, and malleation infusion connector 2 is connected with three way cock 4 more firm, preferably, as shown in Figure 2, link 24 is provided with female thread and Rule outer cone for the end be connected with three way cock second end, and corresponding with second end of the three way cock 4 that link 24 is connected is provided with external screw thread and Rule female cone.
As shown in figures 1 and 3, vacuum blood collection joint 3 mainly comprises needle stand 31, bottle cork needle 32 and haemostatic sheath 33, bottle cork needle 32 is fixed on one end of needle stand 31, and haemostatic sheath 33 is set on bottle cork needle 32, the other end of needle stand and the three-terminal link of three way cock 4.
Conveniently connect and change vacuum blood collection joint 3, and vacuum blood collection joint 3 is connected with three way cock more firm, preferably, as shown in Figure 3, needle stand 31 is for being provided with female thread and Rule outer cone with the end of three way cock's three-terminal link, and corresponding with the 3rd end of the three way cock 4 that needle stand 31 is connected is provided with external screw thread and Rule female cone.
Puncture needle 13 is extracted after conduit 12 is incorporated into human vein blood vessel, along the tail slip needle handle 131 of anti-stab sheath 14, with drive puncture needle 13 make its completely surround by anti-stab sheath 14, stab to protect medical personnel to avoid to be punctured pin 13, do not loosen being retracted to after in anti-stab sheath 14 to make puncture needle 13, preferably, as shown in Figure 1, on anti-stab sheath 14, the top being positioned at slide slot 141 arranges a groove 142, this groove 142 runs through the wall of anti-stab sheath 14, the wall of the top of slide slot 141 and anti-stab sheath 14 is disconnected, and the width of this groove 142 is greater than the thickness sliding block, make to slide block along slide slot to when moving to top, slide block skid off slide slot 141 and lose slide slot 141 to the chucking power sliding block, and slide block after skidding off slide slot 141, slide slot 141 resilience closes, avoid sliding block and again enter slide slot 141, thus define the position of puncture needle 13, make puncture needle 13 can not skid off conduit down and stab medical personnel.
In order to prevent conduit 12 contaminated, preferably, as shown in Figure 1, cover has a sheathed catheter 15 on conduit 12, directly pulls out sheathed catheter 15, can directly use during use.
During use, first remove sheathed catheter 15, the pricker of puncture needle 13 is positioned at conduit 12, and allow the pricker of puncture needle 12 expose conduit 12, utilize puncture needle 13 to carry out venipuncture, puncture needle 13 brings conduit 12 into vein simultaneously, then extract puncture needle 13, and conduit 12 is retained in intravenous.
When extracting puncture needle 13, hand-held needle handle 131 moves puncture needle 13 along slide slot 141, is taken in completely in anti-stab sheath 14 by puncture needle 13, prevents puncture needle 13 from stabbing medical personnel.
During transfusion, delivery device is connected with malleation infusion connector 2, and forms with three way cock 4, connection tube 5, catheter block 11 and conduit 12 infusion channel closed.
After removing delivery device, malleation infusion connector 2 forms malleation, is pushed ahead by the medicinal liquid in infusion channel, stops the blood back flow in vein.
During blood sampling, bottle cork needle 32 is penetrated in vacuum test tube and can complete blood sampling.
In sum, the remaining needle of the present embodiment, by connection tube and three way cock's connecting puncture needle assembly, malleation infusion connector and vacuum test tube simultaneously, and outside puncture needle, be provided with anti-stab sheath, make this remaining needle have the function of transfusion, vacuum blood collection, anti-pricking wound, counterflow-preventing, and structure is simple, easy to operate simultaneously.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail this utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of this utility model.
Claims (7)
1. a remaining needle, it is characterized in that: comprise piercing assembly (1), malleation infusion connector (2), vacuum blood collection joint (3), three way cock (4), connection tube (5) and flow-stopping clip (6), described piercing assembly (1) comprises catheter block (11), conduit (12), puncture needle (13) and anti-stab sheath (14), described catheter block (11) is hollow structure, batching pig (16) is provided with in its upper port, one end of described catheter block (11) is connected with described conduit (12), the other end of described catheter block (11) is connected with described anti-stab sheath (14), described anti-stab sheath (14) is provided with slide slot (141) vertically, the afterbody of described puncture needle (13) is connected with needle handle (131) by sliding block, described needle handle (131) is set on described anti-stab sheath (14) and puncture needle (13) can be driven to slide along slide slot (141), described puncture needle (13) stretches out conduit (12) outward through after batching pig (16) and catheter block (11) successively, described connection tube (5) one end is communicated with described catheter block (11), the other end is connected with the first end of described three way cock (4), described malleation infusion connector (2) and vacuum blood collection joint (3) respectively with the second end and the three-terminal link of described three way cock (4).
2. remaining needle according to claim 1, it is characterized in that: described malleation infusion connector (2) comprises housing (21), transfusion end (23) and yielding movable valve (22), the upper end of described housing (21) is provided with transfusion end (23), described housing (21) lower end is connected with one end of described link (24), the internal chamber wall of described housing (21) is provided with guiding gutter (211), described yielding movable valve (22) is arranged in described housing (21), and the shape of described yielding movable valve (22) and the inner chamber of housing (21) match, the other end of described link (24) is connected with second end of described three way cock (4).
3. remaining needle according to claim 2, it is characterized in that: described transfusion end (23) is provided with Rule female cone with the link of delivery device, and described link (24) is provided with female thread and Rule outer cone for the end be connected with three way cock (4) second end.
4. remaining needle according to claim 1, it is characterized in that: described vacuum blood collection joint (3) comprises needle stand (31), bottle cork needle (32) and haemostatic sheath (33), described bottle cork needle (32) is fixed on one end of described needle stand (31), described haemostatic sheath (33) is set on described bottle cork needle (32), the other end of described needle stand (32) and the three-terminal link of described three way cock (4).
5. remaining needle according to claim 4, is characterized in that: described needle stand (31) is for being provided with female thread and Rule outer cone with the end of three way cock 4 three-terminal link.
6. remaining needle according to claim 1, it is characterized in that: described anti-stab sheath (14) is provided with groove (142), described groove (142) is positioned at described slide slot (141) upper end, and the width of described groove (142) be greater than described in slide the thickness of block.
7. remaining needle according to claim 1, is characterized in that: described conduit (12) is arranged with sheathed catheter (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623126.XU CN204181960U (en) | 2014-10-24 | 2014-10-24 | A kind of remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623126.XU CN204181960U (en) | 2014-10-24 | 2014-10-24 | A kind of remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204181960U true CN204181960U (en) | 2015-03-04 |
Family
ID=52613997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420623126.XU Expired - Lifetime CN204181960U (en) | 2014-10-24 | 2014-10-24 | A kind of remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204181960U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104922761A (en) * | 2015-06-24 | 2015-09-23 | 湛江健力源医疗用品有限公司 | Remaining needle with double catheters |
| CN105031799A (en) * | 2015-06-18 | 2015-11-11 | 王玉英 | Catheter system for newborns and department of pediatrics |
| CN106237440A (en) * | 2016-08-30 | 2016-12-21 | 苏州爱安奇婴儿用品有限公司 | A kind of safety indwelling needle |
| CN106334236A (en) * | 2016-09-28 | 2017-01-18 | 卢蓉 | Indwelling needle used in blood sampling |
| CN106362239A (en) * | 2016-10-08 | 2017-02-01 | 谢世庚 | Anti-puncturing venous indwelling needle |
| WO2017016094A1 (en) * | 2015-07-29 | 2017-02-02 | 佳承精工股份有限公司 | Positive pressure needle-free injection precision infusion set upper cover device |
| WO2017016095A1 (en) * | 2015-07-29 | 2017-02-02 | 佳承精工股份有限公司 | Positive pressure needle-free injection t-type connector device |
| CN107320813A (en) * | 2017-08-11 | 2017-11-07 | 湖南平安医械科技有限公司 | A kind of high pressure resistant remaining needle |
| CN108663170A (en) * | 2017-03-30 | 2018-10-16 | 迈得医疗工业设备股份有限公司 | The plugging device of remaining needle |
| CN111374680A (en) * | 2020-03-31 | 2020-07-07 | 江苏苏云医疗器材有限公司 | Blood taking needle head protection device |
| CN113181474A (en) * | 2021-05-07 | 2021-07-30 | 中国人民解放军陆军军医大学第一附属医院 | Safe type nondestructive puncture needle for infusion port |
-
2014
- 2014-10-24 CN CN201420623126.XU patent/CN204181960U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105031799A (en) * | 2015-06-18 | 2015-11-11 | 王玉英 | Catheter system for newborns and department of pediatrics |
| CN104922761A (en) * | 2015-06-24 | 2015-09-23 | 湛江健力源医疗用品有限公司 | Remaining needle with double catheters |
| WO2017016094A1 (en) * | 2015-07-29 | 2017-02-02 | 佳承精工股份有限公司 | Positive pressure needle-free injection precision infusion set upper cover device |
| WO2017016095A1 (en) * | 2015-07-29 | 2017-02-02 | 佳承精工股份有限公司 | Positive pressure needle-free injection t-type connector device |
| CN106237440A (en) * | 2016-08-30 | 2016-12-21 | 苏州爱安奇婴儿用品有限公司 | A kind of safety indwelling needle |
| CN106334236A (en) * | 2016-09-28 | 2017-01-18 | 卢蓉 | Indwelling needle used in blood sampling |
| CN106362239A (en) * | 2016-10-08 | 2017-02-01 | 谢世庚 | Anti-puncturing venous indwelling needle |
| CN108663170A (en) * | 2017-03-30 | 2018-10-16 | 迈得医疗工业设备股份有限公司 | The plugging device of remaining needle |
| CN108663170B (en) * | 2017-03-30 | 2024-03-05 | 迈得医疗工业设备股份有限公司 | Blocking device of remaining needle |
| CN107320813A (en) * | 2017-08-11 | 2017-11-07 | 湖南平安医械科技有限公司 | A kind of high pressure resistant remaining needle |
| CN111374680A (en) * | 2020-03-31 | 2020-07-07 | 江苏苏云医疗器材有限公司 | Blood taking needle head protection device |
| CN113181474A (en) * | 2021-05-07 | 2021-07-30 | 中国人民解放军陆军军医大学第一附属医院 | Safe type nondestructive puncture needle for infusion port |
| CN113181474B (en) * | 2021-05-07 | 2022-08-02 | 中国人民解放军陆军军医大学第一附属医院 | Safe type nondestructive puncture needle for infusion port |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |