CN214969927U - Safety internal fistula puncture needle - Google Patents
Safety internal fistula puncture needle Download PDFInfo
- Publication number
- CN214969927U CN214969927U CN202120538565.0U CN202120538565U CN214969927U CN 214969927 U CN214969927 U CN 214969927U CN 202120538565 U CN202120538565 U CN 202120538565U CN 214969927 U CN214969927 U CN 214969927U
- Authority
- CN
- China
- Prior art keywords
- needle
- needle head
- protective cover
- fixed block
- internal fistula
- 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
- 206010016717 Fistula Diseases 0.000 title claims abstract description 15
- 230000003890 fistula Effects 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- 206010011409 Cross infection Diseases 0.000 abstract description 3
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001631 haemodialysis Methods 0.000 description 3
- 230000000322 hemodialysis Effects 0.000 description 3
- 208000012266 Needlestick injury Diseases 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010003226 Arteriovenous fistula Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model belongs to the technical field of medical equipment, in particular to a safe internal fistula puncture needle, which comprises a needle head protective cover, wherein a catheter seat is arranged at the bottom of the needle head protective cover, a catheter seat connecting port is fixedly connected at the lower side of the catheter seat, a hose is connected at the lower side of the catheter seat connecting port, a needle head is arranged at the middle of the top of the catheter seat, first fixed blocks are arranged at two sides of the inner part of the bottom end of the needle head protective cover, a needle head limiting block is arranged at the middle of the inner part of the needle head protective cover, a second fixed block is arranged at the front side of the catheter seat, when in use, the first fixed block slides over the second fixed block, and the first fixed block and the second fixed block are fastened in a staggered manner, so that the needle head protective cover is pressed downwards, the needle head is prevented from being accidentally opened easily, the needle head protective cover is arranged to protect the used needle head, and the needle head is prevented from being punctured, effectively avoiding the occurrence of cross infection and the like.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to safe type internal fistula pjncture needle.
Background
At present in clinical work, the nurse draws needle back syringe needle to expose in the outside, can be with original protective sheath, just abandon after the cover returns on the transfusion needle, the condition that often has the acupuncture wound takes place, infect various blood infectious diseases easily, internal fistula pjncture needle is used for hemodialysis patient's internal arteriovenous fistula puncture, puncture steel needle is that internal fistula puncture establishes the vascular access and uses when invasive operation apparatus is used for hemodialysis, used pjncture needle carries the most direct disease infectious source, the protection to steel needle after drawing the needle, be the effective means that reduces adverse events. Hemodialysis treatment finishes pulling out the emergence of needle wound incident, and the whole protective effect of current pjncture needle is not good, makes used pjncture needle stab patient or medical staff easily, and current pjncture needle need operating personnel to use the adhesive tape fixed pjncture needle in addition after puncturing successfully for the patient, or two people cooperation operations, extravagant material resources, manpower.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a safe internal fistula puncture needle, which protects the used needle head by arranging the needle head protective cover, and can prevent the fingers from being pricked, thereby causing the cross infection and other conditions.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safe type internal fistula pjncture needle, includes the syringe needle visor, the conduit seat has been installed to syringe needle visor bottom, the downside fixedly connected with conduit seat connector of conduit seat, the downside of conduit seat connector is connected with the hose, the syringe needle has been installed in the middle of the top of conduit seat, first fixed block has been installed to the inside both sides in bottom of syringe needle visor, be provided with the syringe needle stopper in the middle of the inside of syringe needle visor, the front side of conduit seat is provided with the second fixed block.
Preferably, the needle head protective cover is connected with the catheter base through a rotating shaft, and a needle head protective cover fixing block is arranged on the upper side of the rotating shaft; the rotating shaft is arranged between the needle head protective cover and the catheter seat, so that the needle head protective cover can be conveniently moved and broken off, and the needle head can be conveniently buckled when needed.
Preferably, a needle head clamping groove is formed in the front side of the needle head protecting cover, and a needle head limiting block is arranged in the middle of the needle head clamping groove; through the needle head clamping groove, the needle head can be conveniently clamped into the needle head protective cover for protection, and the hand pricking and other conditions can be prevented.
Preferably, the needle head limiting block is a square thin block and is obliquely connected with the needle head protective cover; through the syringe needle stopper that sets up, draw the syringe needle into the syringe needle draw-in groove along the top surface of syringe needle stopper in, the bottom surface of syringe needle stopper has spacing effect to the syringe needle.
Preferably, the number of the first fixed block and the second fixed block is two, and the first fixed block and the second fixed block are correspondingly arranged; the first fixing block and the second fixing block are correspondingly arranged, so that the first fixing block and the second fixing block can be conveniently and correspondingly fastened through a buckle.
Preferably, the first fixed block and the second fixed block are both triangular bumps; during the use, through pressing down the syringe needle visor, first fixed block slides second fixed block and both crisscross buckles fastening, prevents to open once more, pricks the condition such as hand.
Compared with the prior art, the beneficial effects of the utility model are that: through the syringe needle draw-in groove of seting up, be convenient for in the syringe needle card income syringe needle visor, protect, prevent that the condition such as needle stick from hindering from taking place, syringe needle stopper through setting up, draw the syringe needle into the syringe needle draw-in groove along the top surface of syringe needle stopper in, the bottom surface of syringe needle stopper, there is spacing effect to the syringe needle, during the use, through pressing down the syringe needle visor downwards, first fixed block slips the crisscross buckle fastening of both of second fixed block, prevent to touch easily and open by accident, protect used syringe needle through setting up the syringe needle visor, can prevent the emergence of the condition such as needle stick, reduce the condition such as cross infection and take place.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings.
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a rear view of the present invention.
Fig. 4 is a schematic side view of the needle protecting cover of the present invention.
In the figure: 1. a needle head protective cover; 2. a needle head limiting block; 3. a needle head; 4. a catheter hub; 5. a first fixed block; 6. a second fixed block; 7. a catheter hub connection port; 8. a hose; 101. a rotating shaft; 401. the needle head protective cover is fixed block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a safe type internal fistula pjncture needle, includes syringe needle visor 1, catheter seat 4 has been installed to syringe needle visor 1 bottom, catheter seat 4's downside fixedly connected with catheter seat connector 7, catheter seat connector 7's downside is connected with hose 8, syringe needle 3 has been installed in the middle of catheter seat 4's the top, first fixed block 5 has been installed to the inside both sides in bottom of syringe needle visor 1, be provided with syringe needle stopper 2 in the middle of syringe needle visor 1's the inside, catheter seat 4's front side is provided with second fixed block 6.
Specifically, the needle protection cover 1 is connected with the catheter base 4 through a rotating shaft 101, and a needle protection cover fixing block 401 is arranged on the upper side of the rotating shaft 101; the rotating shaft 101 is arranged between the needle head protective cover 1 and the catheter base 4, so that the needle head protective cover 1 can be conveniently pulled movably, and a needle head can be conveniently buckled when needed.
Specifically, a needle head clamping groove is formed in the front side of the needle head protective cover 1, and a needle head limiting block 2 is arranged in the middle of the needle head clamping groove; through the needle head clamping groove, the needle head 3 can be conveniently clamped into the needle head protective cover 1 for protection, and the hand pricking and other conditions can be prevented.
Specifically, the needle head limiting block 2 is a square thin block and is obliquely connected with the needle head protective cover 1; through the syringe needle stopper 2 that sets up, in scratching syringe needle 3 into the syringe needle draw-in groove along the top surface of syringe needle stopper 2, syringe needle stopper 2's bottom surface has spacing effect to syringe needle 3.
Specifically, the number of the first fixed block 5 and the second fixed block 6 is two, and the two fixed blocks are correspondingly arranged; the first fixing block 5 and the second fixing block 6 are correspondingly arranged, so that the corresponding buckles are convenient to fasten.
Specifically, the first fixing block 5 and the second fixing block 6 are both triangular bumps; during the use, through pressing down syringe needle visor 1, first fixed block 5 slides second fixed block 6 both crisscross buckle fastening, prevents to open once more, pricks the condition such as hand.
The working principle and the using process of the invention are as follows: when the disposable infusion needle is used, the needle protection cover fixing block 401 and the rotating shaft 101 are moved to clamp the first fixing block 5 and the second fixing block 6, the needle limiting block 2 is used for fixing the needle 3 to limit the position, and then the needle is thrown into a garbage can.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in parts of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (6)
1. The utility model provides a safe type internal fistula pjncture needle which characterized in that: including syringe needle visor (1), pipe seat (4) have been installed to syringe needle visor (1) bottom, the downside fixedly connected with pipe seat connector (7) of pipe seat (4), the downside of pipe seat connector (7) is connected with hose (8), syringe needle (3) have been installed in the middle of the top of pipe seat (4), first fixed block (5) have been installed to the inside both sides in bottom of syringe needle visor (1), be provided with syringe needle stopper (2) in the middle of the inside of syringe needle visor (1), the front side of pipe seat (4) is provided with second fixed block (6).
2. A safety internal fistula puncture needle as set forth in claim 1, wherein: the needle head protective cover (1) is connected with the catheter seat (4) through a rotating shaft (101), and a needle head protective cover fixing block (401) is arranged on the upper side of the rotating shaft (101).
3. A safety internal fistula puncture needle as set forth in claim 1, wherein: a needle head clamping groove is formed in the front side of the needle head protective cover (1), and a needle head limiting block (2) is arranged in the middle of the needle head clamping groove.
4. A safety internal fistula puncture needle as set forth in claim 1, wherein: the shape of the needle head limiting block (2) is a square thin block, and the needle head limiting block is obliquely connected with the needle head protective cover (1).
5. A safety internal fistula puncture needle as set forth in claim 1, wherein: the number of the first fixed blocks (5) and the number of the second fixed blocks (6) are two, and the first fixed blocks and the second fixed blocks are correspondingly arranged.
6. A safety internal fistula puncture needle as set forth in claim 1, wherein: the first fixing block (5) and the second fixing block (6) are both triangular lugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120538565.0U CN214969927U (en) | 2021-03-16 | 2021-03-16 | Safety internal fistula puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120538565.0U CN214969927U (en) | 2021-03-16 | 2021-03-16 | Safety internal fistula puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214969927U true CN214969927U (en) | 2021-12-03 |
Family
ID=79156470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120538565.0U Expired - Fee Related CN214969927U (en) | 2021-03-16 | 2021-03-16 | Safety internal fistula puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214969927U (en) |
-
2021
- 2021-03-16 CN CN202120538565.0U patent/CN214969927U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102670213A (en) | Disposable anti-pricking venous blood sampling needle | |
| CN207745138U (en) | Safety-type vein blood taking needle | |
| WO2013023435A1 (en) | Secure vein puncture needle | |
| CN214969927U (en) | Safety internal fistula puncture needle | |
| CN202714858U (en) | Disposable anti-acupuncturing vein blood taking needle | |
| CN208319644U (en) | A kind of safety indwelling needle being precisely controlled puncture | |
| CN202724360U (en) | Disposable puncture prevention double-wing venous transfusion needle | |
| CN213347203U (en) | Venous indwelling needle with anti-acupuncture protection device | |
| CN211096623U (en) | Safety infusion apparatus capable of preventing needle-stick injury and blood transmission | |
| CN209826744U (en) | Anti-needle-prick disposable blood taking needle | |
| CN211244942U (en) | Improved puncture needle special for transfusion port | |
| CN211584706U (en) | Pediatric clinical transfusion protector | |
| CN220025787U (en) | Needle pulling protector for transfusion port | |
| CN210228798U (en) | Elastic piece self-locking type anti-acupuncture venous indwelling needle | |
| CN208974831U (en) | Infusion apparatus connects protective device | |
| CN208677410U (en) | Disposable safety type blood-taking needle | |
| CN213284938U (en) | Anti-acupuncture venous indwelling needle | |
| CN102671257A (en) | Disposable pricking-preventive double-wing intravenous infusion needle | |
| CN217040949U (en) | Needle-prick injury preventing device for needle pulling in transfusion port | |
| CN215426542U (en) | Disposable transfusion system capable of preventing needle stick injury | |
| CN219422816U (en) | Disposable arteriovenous dual-purpose blood taking needle | |
| CN214260253U (en) | Needle pulling protector for transfusion port | |
| CN211024563U (en) | Steel needle head protector | |
| CN212699908U (en) | Transfusion system | |
| CN212789315U (en) | Prevent venous transfusion needle of tractive pain |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |