CN213347203U - Venous indwelling needle with anti-acupuncture protection device - Google Patents
Venous indwelling needle with anti-acupuncture protection device Download PDFInfo
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- CN213347203U CN213347203U CN202021263975.0U CN202021263975U CN213347203U CN 213347203 U CN213347203 U CN 213347203U CN 202021263975 U CN202021263975 U CN 202021263975U CN 213347203 U CN213347203 U CN 213347203U
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- steel needle
- protective housing
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Abstract
The utility model discloses a needle is kept somewhere to vein of protection device is prevented in area, concretely relates to keeps somewhere the needle field, including three-way pipe seat, the three-way pipe seat other end is equipped with prevents the acupuncture protective housing, prevent that the acupuncture protective housing other end is equipped with the needle file, prevent that acupuncture protective housing is inside to be equipped with screening glass mechanism, screening glass mechanism includes the flexure strip, the fixed connection piece that is equipped with of flexure strip one end, the connecting hole has been seted up on the connection piece, the fixed spacing piece that is equipped with of connection piece one end, spacing hole has been seted up on the spacing piece, the fixed steel needle that is equipped with of needle file one end, the fixed steel needle protective housing that is equipped with. The utility model discloses an inside the flexure strip kept off the needle point of steel needle preventing the acupuncture protective housing, the needle point portion of steel needle was locked inside preventing the acupuncture protective housing like this, and the steel needle is taken out and is prevented the partial parcel of acupuncture protective housing and have the steel needle protective housing, is difficult for the rupture, has protected medical personnel and subsequent cleanup crew's safety.
Description
Technical Field
The embodiment of the utility model provides a needle field is kept somewhere in the vein, concretely relates to needle is kept somewhere to area prevents acupuncture protection device.
Background
The venous indwelling needle consists of a stainless steel core, a soft outer sleeve and a plastic needle seat. An infusion tool for puncturing a blood vessel with an outer cannula and a stylet during puncture, withdrawing the stylet after the cannula is fed into the blood vessel, and only leaving the soft outer cannula in the blood vessel for infusion.
At present, potential safety hazards exist in the using process of medical workers, after the medical workers puncture patients, in the process of pulling out the needle, the steel needle is slender, the needle point is very sharp, and the medical workers are easily punctured to cause cross infection. And the pulled needle is easy to break, and the medical waste cleaning personnel are easily injured.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a needle is kept somewhere to vein of preventing acupuncture protection device in area, keep off the needle point of steel needle inside preventing the acupuncture protective housing through the flexure strip, the stopper moves the position in spacing hole and is blockked by spacing hole, the needle point portion part of steel needle is locked inside preventing the acupuncture protective housing like this, the steel needle takes out to have wrapped up the steel needle protective housing on preventing the part of acupuncture protective housing, difficult rupture, medical personnel's safety has both been protected, subsequent cleanup crew's safety has also been protected, the in-process of extracting the needle among the prior art has been solved, the steel needle is long and thin, and the needle point is very sharp to lead to stabbing easily medical personnel and cause cross infection, and the easy rupture of the needle after extracting, injure medical waste cleanup crew's problem very easily.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a venous indwelling needle with a needle-prick prevention protection device comprises a three-way catheter seat, wherein a funnel is fixedly arranged in the three-way catheter seat, one end of the funnel is fixedly provided with a guide pipe, one end of the guide pipe is arranged in the three-way guide pipe seat, the other end of the guide pipe is arranged at one end of the three-way guide pipe seat, an isolation plug is fixedly arranged in the three-way catheter base, the isolation plug is arranged on one side of the funnel, a first groove is arranged at the top end of the three-way catheter base, the first groove is arranged at one side of the isolating plug and the transfusion mechanism, the transfusion mechanism is arranged at the top end of the three-way catheter holder, the other end of the three-way catheter base is provided with a needle-prick prevention protective shell, one end of the needle-prick prevention protective shell is arranged inside the three-way catheter base, the other end of the anti-acupuncture protective shell is provided with a needle seat, the top end of the anti-acupuncture protective shell is provided with a second groove, the second groove is communicated with the first groove, and a protection plate mechanism is arranged in the anti-acupuncture protection shell;
the protection sheet mechanism comprises an elastic sheet, the top end of the elastic sheet passes through the first groove and the second groove and extends to the outside of the first groove, one end of the elastic sheet is fixedly provided with a connecting sheet, the connecting sheet is provided with a connecting hole, one end of the connecting sheet is fixedly provided with a limiting sheet, the limiting sheet is provided with a limiting hole, one end of the needle seat is fixedly provided with a steel needle, one end of the steel needle sequentially penetrates through the other end of the anti-acupuncture protective shell, the limiting hole, the connecting hole, one end of the anti-acupuncture protective shell, the isolating plug, the funnel and the catheter and extends to one end of the catheter, the outer end of the steel needle is fixedly provided with a steel needle protective shell which is arranged inside the anti-needling protective shell, the needle protection shell is characterized in that one end of the steel needle protection shell penetrates through the limiting hole and the other end of the needle protection shell is prevented from contacting with one end of the needle seat, and the other end of the steel needle protection shell penetrates through the connecting hole and is fixedly provided with a limiting block.
Further, the infusion mechanism comprises a hose, one end of the hose is communicated with the inside of the three-way catheter base, an infusion connector is fixedly arranged at the other end of the hose, and a heparin cap is arranged at the top end of the infusion connector.
Furthermore, the outer end of the catheter is provided with a protective sleeve, and one end of the protective sleeve is in contact with one end of the three-way catheter holder.
Furthermore, a needle holding handle is fixedly arranged on the needle base.
Furthermore, the outer end of the hose is provided with a sliding clamping plate.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a steel needle triggers screening glass mechanism, the flexure strip pops out and keeps off the needle point of steel needle inside preventing the acupuncture protective housing from first recess and second recess under the spring action, the stopper removes the position in spacing hole and is blockked by spacing hole this moment, and the steel needle outside is equipped with the steel needle protective housing, compared with the prior art, the needle point portion of steel needle is divided to be locked inside preventing the acupuncture protective housing like this, the steel needle takes out and has wrapped up the steel needle protective housing on the part of preventing the acupuncture protective housing, difficult rupture, medical personnel's safety has both been protected, subsequent cleanup crew's safety has also been protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a schematic structural view of a three-way catheter hub provided by the present invention;
fig. 3 is a schematic view of the structure of the needle base provided by the present invention;
fig. 4 is a schematic structural view of the anti-needle-prick protection case provided by the present invention;
fig. 5 is a schematic structural view of the protection sheet mechanism provided by the present invention;
fig. 6 is a schematic structural view of the protective shell for preventing acupuncture after use;
in the figure: the infusion device comprises a three-way catheter seat 1, a funnel 2, a catheter 3, a protective sleeve 4, an isolation plug 5, an infusion mechanism 6, a hose 7, an infusion joint 8, a heparin cap 9, a steel needle 10, a needle seat 11, an anti-acupuncture protective shell 12, a protective sheet mechanism 13, an elastic sheet 14, a connecting sheet 15, a connecting hole 16, a limiting sheet 17, a limiting hole 18, a first groove 19, a second groove 20, a needle holding handle 21, a sliding clamping plate 22, a steel needle protective shell 23 and a limiting block 24.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings 1-6 of the specification, the venous indwelling needle with the anti-acupuncture protection device comprises a three-way catheter holder 1, a funnel 2 is fixedly arranged inside the three-way catheter holder 1, one end of the funnel 2 is fixedly provided with a catheter 3, one end of the catheter 3 is arranged inside the three-way catheter holder 1, the other end of the catheter 3 is arranged at one end of the three-way catheter holder 1, an isolating plug 5 is fixedly arranged inside the three-way catheter holder 1, the isolating plug 5 is arranged at one side of the funnel 2, the top end of the three-way catheter holder 1 is provided with a first groove 19, the first groove 19 is arranged at one side of the isolating plug 5 and the infusion mechanism 6, the top end of the three-way catheter holder 1 is provided with the infusion mechanism 6, the other end of the three-way catheter holder 1 is provided with an anti-acupuncture protection shell 12, one end of the anti-acupuncture protection shell 12 is arranged inside the three-way, a second groove 20 is formed in the top end of the anti-needling protective shell 12, the second groove 20 is communicated with the first groove 19, and a protective sheet mechanism 13 is arranged inside the anti-needling protective shell 12;
the protection sheet mechanism 13 comprises an elastic sheet 14, the top end of the elastic sheet 14 penetrates through a first groove 19 and a second groove 20 and extends to the outside of the first groove 19, one end of the elastic sheet 14 is fixedly provided with a connecting sheet 15, a connecting hole 16 is formed in the connecting sheet 15, one end of the connecting sheet 15 is fixedly provided with a limiting sheet 17, a limiting hole 18 is formed in the limiting sheet 17, one end of the needle seat 11 is fixedly provided with a steel needle 10, one end of the steel needle 10 sequentially penetrates through the other end of the anti-acupuncture protection shell 12, the limiting hole 18, the connecting hole 16, one end of the anti-acupuncture protection shell 12, the isolating plug 5, the funnel 2 and the catheter 3 and extends to one end of the catheter 3, the outer end of the steel needle 10 is fixedly provided with a steel needle protection shell 23, the steel needle protection shell 23 is arranged inside the anti-acupuncture protection shell 12, one end of the steel needle protection shell 23 penetrates through, the other end of the steel needle protection shell 23 penetrates through the connecting hole 16 and is fixedly provided with a limiting block 24.
Further, infusion mechanism 6 includes hose 7, hose 7 one end is linked together with three-way pipe seat 1 is inside, hose 7 other end is fixed and is equipped with infusion joint 8, infusion joint 8 top is equipped with heparin cap 9, is convenient for connect outside transfer line.
Furthermore, the outer end of the catheter 3 is provided with a protective sleeve 4, one end of the protective sleeve 4 is in contact with one end of the three-way catheter holder 1, so that the needle tip is not polluted and people cannot be pricked by the needle tip.
Furthermore, a needle holding handle 21 is fixedly arranged on the needle base 11, so that the medical staff can hold the indwelling needle by hand.
Furthermore, the outer end of the hose 7 is provided with a sliding clamping plate 22, which is convenient for adjusting the speed of infusion.
The implementation scenario is specifically as follows: the protective sleeve 4 is taken down from the catheter 3, the medical staff holds the needle handle 21 by hand, the steel needle 10 and the catheter 3 are inserted into the venous vessel of the patient, then the needle base 11 is drawn out, the needle base 11 takes the steel needle 10 out, when the steel needle 10 is drawn out from the catheter 3, the funnel 2, the isolating plug 5 and one end of the needle-prick protection shell 12 in sequence, the steel needle 10 drives the steel needle protection shell 23 to be drawn out from the connecting hole 16, the steel needle protection shell 23 drives the limiting block 24 to pass through the connecting hole 16, the steel needle 10 triggers the protection plate mechanism 13, the elastic plate 14 pops out from the first groove 19 and the second groove 20 under the action of the elastic force and keeps the needle point of the steel needle 10 inside the needle-prick protection shell 12, the limiting block 24 moves to the position of the limiting hole 18 and is blocked by the limiting hole 18, the needle-prick protection shell 12 is driven to be separated from the three-way catheter base 1 due, the point portion of steel needle 10 is locked inside preventing acupuncture protective housing 12 like this, steel needle 10 takes out to prevent that the parcel has steel needle protective housing 23 on the part of acupuncture protective housing 12, is difficult for the rupture, has both protected medical personnel's safety, has also protected subsequent cleanup crew's safety, and this embodiment has specifically solved and has had the potential safety hazard in the medical personnel use among the prior art, and the easy rupture of the needle after extracting, injures medical waste cleanup crew's problem very easily.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides a needle is kept somewhere to vein of protection device is prevented in area, includes tee bend pipe seat (1), tee bend pipe seat (1) inside fixed funnel (2) that is equipped with, funnel (2) one end is fixed and is equipped with pipe (3), pipe (3) one end is established inside tee bend pipe seat (1), pipe (3) other end is established in tee bend pipe seat (1) one end, tee bend pipe seat (1) inside fixed isolation stopper (5) that is equipped with, establish in funnel (2) one side isolation stopper (5), first recess (19) have been seted up on tee bend pipe seat (1) top, first recess (19) are established in isolation stopper (5) and infusion mechanism (6) one side, tee bend pipe seat (1) top is equipped with infusion mechanism (6), its characterized in that: the anti-needling protection device is characterized in that an anti-needling protection shell (12) is arranged at the other end of the three-way catheter base (1), one end of the anti-needling protection shell (12) is arranged inside the three-way catheter base (1), a needle base (11) is arranged at the other end of the anti-needling protection shell (12), a second groove (20) is formed in the top end of the anti-needling protection shell (12), the second groove (20) is communicated with the first groove (19), and a protection sheet mechanism (13) is arranged inside the anti-needling protection shell (12);
the protection plate mechanism (13) comprises an elastic sheet (14), the top end of the elastic sheet (14) penetrates through a first groove (19) and a second groove (20) and extends to the outside of the first groove (19), one end of the elastic sheet (14) is fixedly provided with a connecting sheet (15), a connecting hole (16) is formed in the connecting sheet (15), one end of the connecting sheet (15) is fixedly provided with a limiting sheet (17), a limiting hole (18) is formed in the limiting sheet (17), one end of a needle seat (11) is fixedly provided with a steel needle (10), one end of the steel needle (10) sequentially penetrates through the other end of the anti-acupuncture protection shell (12), the limiting hole (18), the connecting hole (16), one end of the anti-acupuncture protection shell (12), an isolation plug (5), a funnel (2) and a guide pipe (3) and extends to one end of the guide pipe (3), the outer end of the steel needle (10) is fixedly provided with a, the needle-prick prevention protective shell (12) is arranged inside the steel needle protective shell (23), one end of the steel needle protective shell (23) penetrates through the limiting hole (18) and the other end of the needle-prick prevention protective shell (12) is in contact with one end of the needle seat (11), and the other end of the steel needle protective shell (23) penetrates through the connecting hole (16) and is fixedly provided with the limiting block (24).
2. The venous indwelling needle with the needle stick prevention protection device according to claim 1, wherein: the infusion mechanism (6) comprises a hose (7), one end of the hose (7) is communicated with the inside of the three-way catheter base (1), an infusion connector (8) is fixedly arranged at the other end of the hose (7), and a heparin cap (9) is arranged at the top end of the infusion connector (8).
3. The venous indwelling needle with the needle stick prevention protection device according to claim 1, wherein: the outer end of the guide pipe (3) is provided with a protective sleeve (4), and one end of the protective sleeve (4) is in contact with one end of the three-way guide pipe seat (1).
4. The venous indwelling needle with the needle stick prevention protection device according to claim 1, wherein: a needle holding handle (21) is fixedly arranged on the needle seat (11).
5. The venous indwelling needle with the needle stick prevention protection device according to claim 2, wherein: the outer end of the hose (7) is provided with a sliding clamping plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263975.0U CN213347203U (en) | 2020-07-02 | 2020-07-02 | Venous indwelling needle with anti-acupuncture protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263975.0U CN213347203U (en) | 2020-07-02 | 2020-07-02 | Venous indwelling needle with anti-acupuncture protection device |
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| Publication Number | Publication Date |
|---|---|
| CN213347203U true CN213347203U (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021263975.0U Active CN213347203U (en) | 2020-07-02 | 2020-07-02 | Venous indwelling needle with anti-acupuncture protection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599623A (en) * | 2021-08-02 | 2021-11-05 | 黑龙江博康达医疗科技有限公司 | Disposable needle-prick-prevention light-shading remaining needle and using method thereof |
-
2020
- 2020-07-02 CN CN202021263975.0U patent/CN213347203U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599623A (en) * | 2021-08-02 | 2021-11-05 | 黑龙江博康达医疗科技有限公司 | Disposable needle-prick-prevention light-shading remaining needle and using method thereof |
| CN113599623B (en) * | 2021-08-02 | 2022-04-01 | 黑龙江博康达医疗科技有限公司 | Disposable needle-prick-prevention light-shading remaining needle and using method thereof |
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