CN204671659U - safety needle - Google Patents
safety needle Download PDFInfo
- Publication number
- CN204671659U CN204671659U CN201520319737.XU CN201520319737U CN204671659U CN 204671659 U CN204671659 U CN 204671659U CN 201520319737 U CN201520319737 U CN 201520319737U CN 204671659 U CN204671659 U CN 204671659U
- Authority
- CN
- China
- Prior art keywords
- protective sleeve
- needle
- pin wing
- section
- chute
- 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
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of safety needle, comprise connecting hose, the end of connecting hose is fitted with needle stand, needle stand comprises the section of clamping, glissile segment and linkage section, linkage section inserts in connecting hose and is connected with connecting hose, puncture needle to be inserted in needle stand and to be communicated with connecting hose, the front end face of the section of clamping is stretched out in the front end of puncture needle, the sidepiece of glissile segment is provided with the pin wing, needle stand is set with protective sleeve, the sidepiece of protective sleeve offers chute, distance between protective sleeve front end to runner rear end is greater than the distance between puncture needle front end to pin wing rear end, distance between protective sleeve front end to chute front end is less than or equal to the length of the section of clamping, the corresponding chute in bottom of protective sleeve offers can for the pin wing through the pin wing inserting slit entered in chute, the width of pin wing inserting slit is less than the thickness of the pin wing.Puncture needle all can be made to be retained in protective sleeve before this utility model uses and after using, avoid nursing staff by needle sting.
Description
Technical field
This utility model relates to a kind of safety needle.
Background technology
Nursing profession safety is global subject under discussion always, and has become the important component part of nursing safety.Pricking wound is a kind of unexpected injury of thrusting skin deep part, nursing staff is due to the reason of job specification, often contact with the blood of patient, body fluid and secretions, and be easy to pricking wound occurs, what come along with pricking wound is exactly hepatitis B, the courage and uprightness such as hepatitis C, syphilis, acquired immune deficiency syndrome (AIDS) spread disease.Have scholar to point out, there is acupuncture to injure the high-risk professional colony infecting Emperical Bayesian method in nurse, this brings serious and lasting physical and psychological pressure by medical worker.So, reduce pricking wound very urgent.According to estimates, the pricking wound of 74% occurs when working urgent or busy.Because nursery work is busy, the sharp instrument box used clinically is comparatively large, is not easy to nurse and takes, the syringe needle after seldom having nurse to destroy according to the operating process of standard liquid of being totally lost in time or after blood sampling.And syringe needle leaves the operating procedure that human body puts into sharp instrument box again cannot save.If that is just protected fixing when syringe needle is finished using or leave human body, nurse no longer contacts the syringe needle polluted by blood samples of patients, by from the generation avoiding nursing staff's pricking wound to a great extent.Therefore, be badly in need of a kind of disposable safe syringe needle, to reduce the danger of nursing staff's pricking wound.
Summary of the invention
The technical problems to be solved in the utility model be to provide a kind of can the safety needle of Anti-stabbing.
For solving the problems of the technologies described above, this utility model comprises connecting hose, the end of described connecting hose is fitted with needle stand, described needle stand is provided with puncture needle and the pin wing, it is characterized in that described needle stand comprises by the section of clamping connected as one successively after forward direction, glissile segment and linkage section, described linkage section inserts in connecting hose and is connected with connecting hose, described puncture needle to be inserted in needle stand and to be communicated with connecting hose, the front end face of the section of clamping is stretched out in the front end of described puncture needle, the sidepiece of described glissile segment is provided with the pin wing, described needle stand is set with the protective sleeve that can slide up and down along needle stand, the sidepiece of described protective sleeve offers the chute that can pass for the pin wing, distance between described protective sleeve front end to runner rear end is greater than the distance between puncture needle front end to pin wing rear end, can by puncture needle integral coating when making protective sleeve slide into front end, distance between described protective sleeve front end to chute front end is less than or equal to the length of the section of clamping, puncture needle can be exposed when making protective sleeve slide into rear end, the corresponding chute in bottom of described protective sleeve offers can for the pin wing through the pin wing inserting slit entered in chute, the width of described pin wing inserting slit is less than the thickness of the pin wing.
The sidepiece of described protective sleeve is provided with and the aileron that be oppositely arranged consistent with pin wing size, shape, and the distance between described aileron front end to protective sleeve front end and the distance between pin wing front end to needle stand front end adapt.
The bottom corresponding pin wing inserting slit of described protective sleeve is provided with breach triangular in shape.
The inner surface of described protective sleeve bottom is provided with anti-slip veins.
The external diameter of described glissile segment is greater than the external diameter of linkage section, the section of clamping.
Pipeline section between described protective sleeve front end to chute front end is the fastening portion that the corresponding needle stand section of clamping is arranged, and the interference both realizing that adapts of the internal diameter of described fastening portion and the external diameter of the section of clamping is connected.
The joint face of described protective sleeve fastening portion and protective sleeve lower inner surface junction is the conical surface that reduces gradually of diameter from bottom to top.
The wall thickness of described connecting hose is not more than the difference between glissile segment and linkage section internal diameter.
Adopt after said structure, the corresponding pin wing of protective sleeve sidepiece is provided with chute, make protective sleeve can forward, slide backward; forward slip can be coated by puncture needle, makes puncture needle be retained in protective sleeve, avoid nursing staff by needle sting; slide backward and puncture needle can be exposed, be convenient to lancet puncture.Protective sleeve sidepiece arranges aileron, when protective sleeve slides backward, aileron and pin wing become the buttferfly-type wing, be convenient to the hand-held pin wing of nursing staff and aileron puncture and be conveniently fixed on patient body, protective sleeve front end arranges fastening portion, when protective sleeve slides backward, fastening portion can clamp with the section of clamping of needle stand, realize the relative fixing of protective sleeve and needle stand, protective sleeve stressed generation relative sliding when preventing from using, inner surface bottom protective sleeve is provided with anti-slip veins, when protective sleeve forward slip is coated by puncture needle, anti-slip veins and needle stand occur to rub the frictional force increased between the two, prevent protective sleeve generation relative sliding from puncture needle head is exposed.Puncture needle all can be made to be retained in protective sleeve before this utility model uses and after using, avoid nursing staff by needle sting.
Accompanying drawing explanation
Below in conjunction with the drawings and the specific embodiments, this utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation that Fig. 1 analyses and observe along A-A line;
Fig. 4 is the structural representation that Fig. 3 analyses and observe along B-B line;
Fig. 5 is perspective view of the present utility model.
Detailed description of the invention
As shown in Figures 1 to 5, safety needle comprises connecting hose 1, puncture needle 3 and needle stand 2.Needle stand 2 comprises by the section of clamping connected as one successively after forward direction 21, glissile segment 22 and linkage section 23; the external diameter of glissile segment 22 is greater than the external diameter of linkage section 23, the section of clamping 21; linkage section 23 inserts in connecting hose 1 and is connected with connecting hose 1; the wall thickness of connecting hose 1 is not more than the difference between glissile segment 22 and linkage section 23 internal diameter; ensure that needle stand 2 is connected the concordance of rear external diameter with connecting hose 1, be convenient to the suit of follow-up protective sleeve.Puncture needle 3 to be inserted in needle stand 2 and to be communicated with connecting hose 1, and the front end face of the section of clamping 21 is stretched out in the front end of puncture needle 3, and the sidepiece of glissile segment 22 is provided with the pin wing 4.Needle stand 2 is set with the protective sleeve 5 that can slide up and down along needle stand 2, the sidepiece of protective sleeve 5 offers the chute 52 that can pass for the pin wing 4, distance between protective sleeve 5 front end to chute 52 rear end is greater than the distance between puncture needle 3 front end to the pin wing 4 rear end, can by puncture needle 3 integral coating when making protective sleeve 5 slide into front end, distance between protective sleeve 5 front end to chute 52 front end equals the length of the section of clamping 21, puncture needle 3 can be exposed when making protective sleeve 5 slide into rear end, pipeline section between protective sleeve 5 front end to chute 52 front end is the fastening portion 51 that corresponding needle stand 2 section of clamping 21 is arranged, interference both the internal diameter of fastening portion 51 realizes slightly larger than the external diameter of the section of clamping 21 connects, protective sleeve 5 fastening portion 51 and the joint face of protective sleeve 5 lower inner surface junction are the conical surface that reduces gradually of diameter from bottom to top, be convenient to fastening portion 51 slide backward thus the interference fit being sleeved on both realizations in the section of clamping 21.
The corresponding chute 52 in bottom of protective sleeve 5 offers can for the pin wing 4 through the pin wing inserting slit 55 entered in chute 52; the width of pin wing inserting slit 55 is less than the thickness of the pin wing 4; prevent the pin wing 4 from deviating from from pin wing inserting slit 55; the bottom corresponding pin wing inserting slit 55 of protective sleeve 5 is provided with breach 54 triangular in shape, is convenient to the pin wing 4 and inserts pin wing inserting slit 55 from breach 54 and then enter in chute 52.
The sidepiece of protective sleeve 5 is provided with and the pin wing 4 size, aileron 53 that shape is consistent; distance between aileron 53 front end to protective sleeve 5 front end and the distance between the pin wing 4 front end to needle stand 2 front end adapt; aileron 53 and the pin wing 4 are coaxially set, both when ensureing to use on same plane, same straight line.When protective sleeve 5 slides backward, aileron 53 and the pin wing 4 form the buttferfly-type wing, are convenient to the hand-held pin wing 4 of nursing staff and aileron 53 punctures and is conveniently fixed on patient body,
The pipe segment inner surface that protective sleeve 5 bottom correspondence arranges pin wing inserting slit 55 is provided with anti-slip veins 56; anti-slip veins 56 can increase the frictional force between protective sleeve 5 and glissile segment 22; when protective sleeve 5 forward slip to sliding tray rear end is against the pin wing 4 rear end; protective sleeve 5 is by puncture needle 3 integral coating; now anti-slip veins and glissile segment 22 surface contact; preventing protective sleeve 5 from issuing raw relative sliding at slight External Force Acting makes puncture needle 3 expose, and reduces the risk of being wounded by stabbing.
In this utility model, the corresponding pin wing 4 of protective sleeve 5 sidepiece is provided with chute 52; make protective sleeve 5 can forward, slide backward; forward slip can by coated for puncture needle 3; puncture needle 3 is made to be retained in protective sleeve 5; avoid nursing staff by needle sting; slide backward and puncture needle 3 can be exposed; be convenient to puncture needle 3 puncture; so no matter before use or use after; puncture needle 3 can be retained in protective sleeve 5 all the time; avoid nursing staff to be wounded by stabbing, improve the safety that this utility model uses, ensure the safety of nursing staff.In this utility model, the needle stand of the puncture needle that large ting model is different and protective sleeve can select the material of particular color to make, and are convenient to the model of nursing staff from color and identifiable design puncture needle, use more convenient.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model.Previous embodiment has been described in detail this utility model, and for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.In every case, within inventive concept scope of the present utility model, any amendment made, equivalent replacement, improvement etc., be all included within protection domain of the present utility model.
Claims (8)
1. a safety needle, comprise connecting hose (1), the end of described connecting hose (1) is fitted with needle stand (2), described needle stand (2) is provided with puncture needle (3) and the pin wing (4), it is characterized in that described needle stand (2) comprises by the section of clamping connected as one successively after forward direction (21), glissile segment (22) and linkage section (23), described linkage section (23) inserts in connecting hose (1) and is connected with connecting hose (1), described puncture needle (3) to be inserted in needle stand (2) and to be communicated with connecting hose (1), the front end face of the section of clamping (21) is stretched out in the front end of described puncture needle (3), the sidepiece of described glissile segment (22) is provided with the pin wing (4), described needle stand (2) is set with the protective sleeve (5) that can slide up and down along needle stand (2), the sidepiece of described protective sleeve (5) offers the chute (52) that can pass for the pin wing (4), distance between described protective sleeve (5) front end to chute (52) rear end is greater than the distance between puncture needle (3) front end to the pin wing (4) rear end, can by puncture needle (3) integral coating when making protective sleeve (5) slide into front end, distance between described protective sleeve (5) front end to chute (52) front end is less than or equal to the length of the section of clamping (21), puncture needle (3) can be exposed when making protective sleeve (5) slide into rear end, the corresponding chute (52) in bottom of described protective sleeve (5) offers can for the pin wing (4) through the pin wing inserting slit (55) entered in chute (52), the width of described pin wing inserting slit (55) is less than the thickness of the pin wing (4).
2. safety needle according to claim 1; it is characterized in that the sidepiece of described protective sleeve (5) is provided with and the aileron that be oppositely arranged (53) consistent with the pin wing (4) size, shape, the distance between described aileron (53) front end to protective sleeve (5) front end and the distance between pin wing front end to needle stand (2) front end adapt.
3. safety needle according to claim 1, is characterized in that corresponding pin wing inserting slit (55) in the bottom of described protective sleeve (5) is provided with breach (54) triangular in shape.
4. safety needle according to claim 1, is characterized in that the inner surface of described protective sleeve (5) bottom is provided with anti-slip veins (56).
5. safety needle according to claim 1, is characterized in that the external diameter of described glissile segment (22) is greater than the external diameter of linkage section (23), the section of clamping (21).
6. safety needle according to any one of claim 1 to 5; it is characterized in that the pipeline section between described protective sleeve (5) front end to chute (52) front end is the fastening portion (51) that the corresponding needle stand section of clamping (21) is arranged, the interference both realizing that adapts of internal diameter and the external diameter of the section of clamping (21) of described fastening portion (51) is connected.
7. safety needle according to claim 6, is characterized in that the joint face of described protective sleeve fastening portion and protective sleeve lower inner surface junction is the conical surface that reduces gradually of diameter from bottom to top.
8. safety needle according to claim 1, is characterized in that the wall thickness of described connecting hose (1) is not more than the difference between glissile segment (22) and linkage section (23) internal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319737.XU CN204671659U (en) | 2015-05-19 | 2015-05-19 | safety needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319737.XU CN204671659U (en) | 2015-05-19 | 2015-05-19 | safety needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204671659U true CN204671659U (en) | 2015-09-30 |
Family
ID=54171389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520319737.XU Expired - Fee Related CN204671659U (en) | 2015-05-19 | 2015-05-19 | safety needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204671659U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107982602A (en) * | 2017-12-21 | 2018-05-04 | 广州市安辅健医疗器械有限公司 | A kind of band slides the intravenous infusion needle of pinhead sleeve |
| CN109847172A (en) * | 2019-01-31 | 2019-06-07 | 常州市第二人民医院 | A kind of anti-needle thorn internal fistula puncture needle |
| CN111387995A (en) * | 2020-03-31 | 2020-07-10 | 江苏苏云医疗器材有限公司 | Safety blood taking needle and using method thereof |
-
2015
- 2015-05-19 CN CN201520319737.XU patent/CN204671659U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107982602A (en) * | 2017-12-21 | 2018-05-04 | 广州市安辅健医疗器械有限公司 | A kind of band slides the intravenous infusion needle of pinhead sleeve |
| CN109847172A (en) * | 2019-01-31 | 2019-06-07 | 常州市第二人民医院 | A kind of anti-needle thorn internal fistula puncture needle |
| CN111387995A (en) * | 2020-03-31 | 2020-07-10 | 江苏苏云医疗器材有限公司 | Safety blood taking needle and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2001257082C1 (en) | Medical device with shield having a retractable needle | |
| CA2622109C (en) | Manually retracted safety needle with rigid wing structure | |
| CN205286368U (en) | Safe blood taking needle | |
| CN106691464A (en) | Needling prevention device and blood taking needle made by same | |
| CN204671659U (en) | safety needle | |
| JP3201367U (en) | Infusion needle with safety function | |
| CN203060462U (en) | Protection type positive-pressure indwelling needle | |
| CN107041755B (en) | Needle retracting device and blood taking needle and infusion needle manufactured by same | |
| CN202751647U (en) | Novel disposable and safe dual-purpose needle head device for transfusion and blood collection | |
| CN203841704U (en) | Safety blood taking needle | |
| CN202654478U (en) | Protection sleeve for disposable transfusion needle | |
| CN204233533U (en) | The disposable scalp acupuncture of a kind of safety | |
| CN206761701U (en) | A kind of Needlestick prevention device and its manufactured blood taking needle | |
| CN204319419U (en) | Anti-stabbing venipuncture needle | |
| CN104117111A (en) | Puncture-proof scalp needle | |
| CN104353152B (en) | Safety type disposable scalp needle | |
| CN204033348U (en) | Safety blood taking needle | |
| CN206138502U (en) | Take venous transfusion needle of protective sheath | |
| CN213347218U (en) | Scalp needle capable of preventing needle stick injury | |
| CN205867204U (en) | Infusion appurtenance | |
| CN216676597U (en) | Disposable safety intravenous infusion needle | |
| CN205434536U (en) | Infusion apparatus | |
| CN201120016Y (en) | Disposal safety single-wing external circumstance intravenous infusion needle | |
| CN211024563U (en) | Steel needle head protector | |
| CN211410460U (en) | Novel scalp needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150930 Termination date: 20200519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |