CN220404561U - Prevent remaining needle of puncture side opening feed liquor - Google Patents
Prevent remaining needle of puncture side opening feed liquor Download PDFInfo
- Publication number
- CN220404561U CN220404561U CN202321401000.3U CN202321401000U CN220404561U CN 220404561 U CN220404561 U CN 220404561U CN 202321401000 U CN202321401000 U CN 202321401000U CN 220404561 U CN220404561 U CN 220404561U
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- Prior art keywords
- needle
- fixed
- block
- puncture
- magic tape
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229960002897 heparin Drugs 0.000 claims abstract description 7
- 229920000669 heparin Polymers 0.000 claims abstract description 7
- 239000012790 adhesive layer Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims 6
- 230000035515 penetration Effects 0.000 claims 4
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 6
- 210000004204 blood vessel Anatomy 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 230000010100 anticoagulation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010073753 Fear of injection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an indwelling needle for preventing liquid from entering a side hole from puncturing, which comprises a needle tube, an extension tube and a three-way tube, wherein a hose is fixed in the bottom end of the needle tube, a puncture needle is inserted in the hose, a connecting block is fixed at the top end of the puncture needle, a heparin cap is arranged at the top end of the three-way tube, an end cap is arranged at one side of the three-way tube, a protection structure comprises a protection block, a clamping block, an inserting block, a slot, a spring piece and a rubber pad, the clamping block is fixed at the top end of the interior of a sealing plug, the protection block is inserted in the interior of the sealing plug, and the spring piece is fixed in the interior of the protection block. According to the puncture preventing device, the puncture needle is pulled to enable the slot to move between the two groups of insertion blocks, the elastic sheet drives the insertion blocks to be clamped into the slot, and the protection block is fixed at the bottom end of the puncture needle, so that the puncture preventing function of the puncture preventing device is realized, the front end of the puncture needle is conveniently prevented from contacting with an external object, the puncture needle is prevented from puncturing medical staff, and the safety of the puncture preventing device is improved.
Description
Technical Field
The utility model relates to the technical field of indwelling needles, in particular to an indwelling needle capable of preventing liquid from entering a puncture side hole.
Background
The indwelling needle is a medicine injection tool, and the medicine is injected through a soft catheter which is reserved in a blood vessel, so that pain caused by repeated venipuncture and fear of injection are reduced, clinical medication is facilitated, emergency medication for emergency and critical patients is facilitated, and the workload of nurses is reduced;
the patent number CN209137602U of Chinese, bulletin day 2019, month 07 and 23, discloses an indwelling needle, which comprises a mounting seat and an extension tube, wherein the mounting seat is arranged on the extension tube, a timing device is arranged on the extension tube, and the timing device is used for displaying the indwelling time of the indwelling needle. Above-mentioned keep somewhere the needle, install the mount pad on the extension pipe and be equipped with timing device, timing device is used for showing the time of keeping somewhere the needle. Medical staff can check the retention time of the retention needle at any time through the timing device, and trouble caused by looking up records or losing the records is avoided. The purpose of reminding medical staff of replacing the indwelling needle within a specified period can be achieved by using the timing device, so that the indwelling needle is prevented from being used for a longer period;
the prior technical proposal has the following defects: when the puncture needle is used, the medical staff is easy to puncture, and the puncture needle needs to be pulled out of the device after the puncture is completed, and the front end of the puncture needle is too sharp, so that the puncture needle is easy to puncture the medical staff, cross infection is caused, and the use safety of the device is affected.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to provide an indwelling needle capable of preventing liquid from entering through a puncture side hole, so as to solve the problems in the background art.
(II) summary of the utility model
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a prevent remaining needle of puncture side opening feed liquor, includes needle tubing, extension pipe and three-way pipe, the inside of needle tubing bottom is fixed with the hose, the inside of hose is inserted and is equipped with the pjncture needle, the top of pjncture needle is fixed with the connecting block, one side of connecting block is fixed with the needle handle, the inside of connecting block is fixed with the sealing plug, the top of sealing plug is provided with protective structure, one side of needle tubing is fixed with the extension pipe, the outside of extension pipe is provided with fixed knot constructs, the three-way pipe is installed on the top of extension pipe, heparin cap is installed on the top of three-way pipe, the end cap is installed to one side of three-way pipe, protective structure includes guard block, fixture block, inserted block, slot, shell fragment and rubber pad, the inside top at the sealing plug is fixed to the fixture block, the guard block inserts the inside of establishing at the sealing plug, the inside of guard block is fixed with the shell fragment.
By using the retaining needle for preventing the puncture side hole from entering liquid, the puncture needle is inserted into a blood vessel through the handheld needle tube, so that the puncture needle drives the hose to enter the blood vessel, the puncture needle is pulled out by pulling the needle handle, the front end of the puncture needle is wrapped through the protective structure, the puncture needle is prevented from stabbing medical staff, and blood reflux and anticoagulation are prevented through the heparin cap.
Preferably, the top of shell fragment is fixed with the inserted block, the bottom mounting of protection piece has the rubber pad, the bottom in the pjncture needle is seted up to the slot. The slot is moved to between the two groups of inserting blocks by pulling the puncture needle, and meanwhile, the elastic sheet drives the inserting blocks to be clamped into the slot, so that the protection block is fixed at the bottom end of the puncture needle, and the puncture needle is prevented from stabbing medical staff.
Preferably, a clamping structure is formed between the clamping block and the protection block, and a sliding structure is formed between the protection block and the puncture needle.
Preferably, the elastic sheets are provided with two groups, and the elastic sheets are symmetrically distributed on the vertical center of the protection block.
Preferably, the fixed knot constructs including sleeve shell, adhesive layer, magic tape face, magic tape collude face and connecting plate, the sleeve shell cover is established in the outside of extension pipe, one side of sleeve shell is fixed with the connecting plate. The connecting plate and the extension tube are fixed on the surface of the skin or clothes through the adhesion of the adhesive layer, and the extension tube is taken down by pulling the separation of the magic tape surface and the magic tape hook surface.
Preferably, a hook surface is fixed on one side of the connecting plate, a hook surface is arranged on one side of the hook surface, and an adhesive layer is arranged on one side of the hook surface.
Preferably, a sliding structure is formed between the casing and the extension pipe, and the magic tape surface and the magic tape hook surface are positioned on the same horizontal central line.
(III) beneficial effects
Compared with the prior art, the utility model has the beneficial effects that: this prevent remaining needle of puncture side opening feed liquor is rational in infrastructure, has following advantage:
(1) The puncture needle is pulled to enable the slot to move between the two groups of inserting blocks, meanwhile, the elastic sheet drives the inserting blocks to be clamped into the slot, and the protection block is fixed at the bottom end of the puncture needle, so that the puncture preventing function of the device is realized, the front end of the puncture needle is conveniently prevented from contacting with an external object, the puncture needle is prevented from puncturing medical staff, and the safety of the device is improved;
(2) The connecting plate and the extension tube are fixed on the surface of the skin or clothes through the adhesion of the adhesive layer, the extension tube is taken down through pulling the separation of the magic tape surface and the magic tape hook surface, so that the position fixing function of the device is realized, the position fixing of the extension tube is convenient, the extension tube is prevented from driving the three-way tube to swing so as to enable the hose to fall off, and the functionality of the device is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic three-dimensional structure of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic diagram of a front cross-sectional structure of a protective structure according to the present utility model;
fig. 4 is a schematic cross-sectional front view of the fixing structure of the present utility model.
Reference numerals in the drawings illustrate: 1. a needle tube; 2. a hose; 3. a puncture needle; 4. an extension tube; 5. a fixed structure; 501. a casing; 502. an adhesive layer; 503. magic tape surface; 504. hook-on surface of the magic tape; 505. a connecting plate; 6. a three-way pipe; 7. a heparin cap; 8. a protective structure; 801. a protective block; 802. a clamping block; 803. inserting blocks; 804. a slot; 805. a spring plate; 806. a rubber pad; 9. an end cap; 10. a connecting block; 11. a needle handle; 12. and (5) sealing plugs.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1-4, the indwelling needle for preventing side hole liquid from penetrating provided by the utility model comprises a needle tube 1, an extension tube 4 and a three-way tube 6, wherein a hose 2 is fixed in the bottom end of the needle tube 1, a puncture needle 3 is inserted in the hose 2, a connecting block 10 is fixed at the top end of the puncture needle 3, a needle handle 11 is fixed at one side of the connecting block 10, a sealing plug 12 is fixed in the connecting block 10, a protection structure 8 is arranged at the top end of the sealing plug 12, the extension tube 4 is fixed at one side of the needle tube 1, a fixing structure 5 is arranged at the outer side of the extension tube 4, the three-way tube 6 is arranged at the top end of the extension tube 4, a heparin cap 7 is arranged at the top end of the three-way tube 6, an end cap 9 is arranged at one side of the three-way tube 6, the protection structure 8 comprises a protection block 801, a clamping block 802, a plug 803, a slot 805, a spring 805 and a rubber pad, the clamping block 802 is fixed at the top end of the sealing plug 12, the protection block 801 is inserted in the sealing plug 12, the protection block 801 is fixed at the inner side of the sealing plug 805, the top end of the protection block 805 is fixed with the plug 803, the protection block 801 is fixed with the rubber pad 806, the bottom end of the protection block 801 is arranged at the bottom end of the protection block 801, the protection block 801 is opened at the bottom end of the sealing block 802 inside the sealing block 802, the sealing block is arranged between the protection block and the clamping block 805, the protection block 801 is arranged between two protection structures and the protection structures are arranged vertically, and form a protection structure 801.
The operation principle of the indwelling needle for preventing the puncture of the side hole liquid inlet based on the first embodiment is as follows: the puncture needle 3 is inserted into a blood vessel through the handheld needle tube 1, the puncture needle 3 drives the hose 2 to enter the blood vessel, the puncture needle 3 is pulled out by pulling the needle handle 11, the front end of the puncture needle 3 is wrapped through the protection structure 8, the puncture needle 3 is prevented from puncturing medical staff, blood reflux and anticoagulation are prevented by the heparin cap 7, the puncture needle 3 is inserted into the protection block 801 through the puncture needle 3 in the assembly device, the puncture needle 3 pushes the insertion block 803 to move to two sides, the insertion block 803 drives the elastic sheet 805 to bend, when the puncture needle 3 is pulled out, the puncture needle 3 drives the slot 804 to move between the two groups of insertion blocks 803, the elastic sheet 805 is reset immediately to drive the insertion block 803 to be clamped into the slot 804, the puncture needle 3 is fixed at the bottom end of the puncture needle 3 through the protection block 801, the puncture needle 3 is prevented from puncturing medical staff, and the puncture needle 3 drives the protection block 801 and the protection block 801, so that the protection block 801 is separated from the inside of the needle tube 1, and the bottom of the puncture needle 3 is isolated and protected.
Example two
The embodiment comprises the following steps: the fixed knot constructs 5 including cover shell 501, bonding glue layer 502, the magic subsides hair face 503, the magic subsides colludes face 504 and connecting plate 505, the outside at extension pipe 4 is established to cover shell 501 cover, one side of cover shell 501 is fixed with connecting plate 505, one side of connecting plate 505 is fixed with the magic subsides and colludes face 504, one side of magic subsides and colludes face 504 is provided with the magic subsides hair face 503, one side of magic subsides hair face 503 is provided with bonding glue layer 502, constitute sliding construction between cover shell 501 and the extension pipe 4, the magic subsides hair face 503 is located same horizontal centerline with the magic subsides collude face 504.
In this embodiment, the connecting plate 505 is placed at a fixed position, so that the adhesive layer 502 is adhered to the surface of the skin or clothing to fix the positions of the connecting plate 505 and the extension tube 4, so as to prevent the extension tube 4 from swinging, and the extension tube 4 is removed by pulling the hook-and-loop surface 503 to separate from the hook-and-loop surface 504.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a prevent remaining needle of puncture side opening feed liquor, includes needle tubing (1), extension pipe (4) and three-way pipe (6), its characterized in that: the inside of needle tubing (1) bottom is fixed with hose (2), the inside of hose (2) is inserted and is equipped with pjncture needle (3), the top of pjncture needle (3) is fixed with connecting block (10), one side of connecting block (10) is fixed with needle handle (11), the inside of connecting block (10) is fixed with sealing plug (12), the top of sealing plug (12) is provided with protective structure (8), one side of needle tubing (1) is fixed with extension tube (4), the outside of extension tube (4) is provided with fixed knot constructs (5), three-way pipe (6) are installed on the top of extension tube (4), heparin cap (7) are installed on the top of three-way pipe (6), end cap (9) are installed to one side of three-way pipe (6), protective structure (8) are including protection piece (801), fixture block (803), slot (804), shell fragment (805) and rubber pad (806), the top at the inside of sealing plug (12) is fixed to the fixture block (801), protection piece (801) is inserted inside at the inside of sealing plug (805).
2. The indwelling needle for preventing side hole penetration of fluid according to claim 1, wherein: the top of shell fragment (805) is fixed with inserted block (803), the bottom mounting of protection piece (801) has rubber pad (806), slot (804) are seted up in the inside bottom of pjncture needle (3).
3. The indwelling needle for preventing side hole penetration of fluid according to claim 1, wherein: a clamping structure is formed between the clamping block (802) and the protection block (801), and a sliding structure is formed between the protection block (801) and the puncture needle (3).
4. The indwelling needle for preventing side hole penetration of fluid according to claim 1, wherein: the elastic pieces (805) are arranged in two groups, and the elastic pieces (805) are symmetrically distributed on the vertical center of the protection block (801).
5. The indwelling needle for preventing side hole penetration of fluid according to claim 1, wherein: the fixing structure (5) comprises a casing (501), an adhesive layer (502), a magic tape surface (503), a magic tape hook surface (504) and a connecting plate (505), wherein the casing (501) is sleeved on the outer side of the extension tube (4), and the connecting plate (505) is fixed on one side of the casing (501).
6. The indwelling needle for fluid inlet of puncture-preventing side hole according to claim 5, wherein: one side of connecting plate (505) is fixed with magic tape and colludes face (504), one side of magic tape colludes face (504) is provided with magic tape and pastes hair face (503), one side of magic tape and paste hair face (503) is provided with adhesive layer (502).
7. The indwelling needle for fluid inlet of puncture-preventing side hole according to claim 5, wherein: a sliding structure is formed between the sleeve (501) and the extension pipe (4), and the magic tape surface (503) and the magic tape hook surface (504) are positioned on the same horizontal central line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401000.3U CN220404561U (en) | 2023-06-05 | 2023-06-05 | Prevent remaining needle of puncture side opening feed liquor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401000.3U CN220404561U (en) | 2023-06-05 | 2023-06-05 | Prevent remaining needle of puncture side opening feed liquor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220404561U true CN220404561U (en) | 2024-01-30 |
Family
ID=89659332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401000.3U Active CN220404561U (en) | 2023-06-05 | 2023-06-05 | Prevent remaining needle of puncture side opening feed liquor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220404561U (en) |
-
2023
- 2023-06-05 CN CN202321401000.3U patent/CN220404561U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |