CN220175758U - Protection mechanism for needle pulling of transfusion harbor - Google Patents
Protection mechanism for needle pulling of transfusion harbor Download PDFInfo
- Publication number
- CN220175758U CN220175758U CN202321123450.0U CN202321123450U CN220175758U CN 220175758 U CN220175758 U CN 220175758U CN 202321123450 U CN202321123450 U CN 202321123450U CN 220175758 U CN220175758 U CN 220175758U
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- CN
- China
- Prior art keywords
- needle
- sleeve
- pulling
- pliers
- needle pulling
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- 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.)
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- 230000004224 protection Effects 0.000 title claims abstract description 11
- 238000001802 infusion Methods 0.000 claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 238000003475 lamination Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 230000009979 protective mechanism Effects 0.000 claims 4
- 238000000034 method Methods 0.000 abstract description 6
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 230000000474 nursing effect Effects 0.000 abstract description 3
- 210000000080 chela (arthropods) Anatomy 0.000 description 6
- 239000002390 adhesive tape Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000001717 pathogenic effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 206010003210 Arteriosclerosis Diseases 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 206010006187 Breast cancer Diseases 0.000 description 1
- 208000026310 Breast neoplasm Diseases 0.000 description 1
- 206010008111 Cerebral haemorrhage Diseases 0.000 description 1
- 206010015866 Extravasation Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 208000011775 arteriosclerosis disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036251 extravasation Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 201000007270 liver cancer Diseases 0.000 description 1
- 208000014018 liver neoplasm Diseases 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 208000001297 phlebitis Diseases 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a protection mechanism for needle pulling of an infusion port, which comprises a needle pulling sleeve, wherein the upper end and the lower end of the needle pulling sleeve are of an open structure, a double-layer track is arranged on the inner wall of the needle pulling sleeve, two mutually staggered needle pulling pliers are arranged in the double-layer track, a protective sleeve is arranged at the lower end of the needle pulling sleeve, a clamping convex ring is arranged on the inner wall of the protective sleeve, the needle pulling pliers comprise pliers, two ends of the pliers are provided with moving wheels, a needle pulling baffle is arranged on the pliers, a V-shaped opening is formed at one end of the pliers, a needle fixing groove is formed in the V-shaped opening, and the needle pulling pliers are matched with the protective sleeve structure at the lower end through the needle pulling sleeve, so that when the needle pulling of the infusion port is operated, the needle is clamped from the two ends, the vertical needle can be pulled out quickly, the needle is isolated from the hands of medical staff by the protective sleeve when the needle is exposed, the needle is prevented from being stabbed in the needle pulling process, infection is prevented, and nursing operation is safe to be worth popularizing.
Description
Technical Field
The utility model relates to the technical field of medical treatment, in particular to a protection mechanism for needle pulling of an infusion port.
Background
Port implantation is a therapeutic procedure in which an implantable intravenous administration set is placed subcutaneously in the human body. Clinically, the infusion port is suitable for patients needing long-term infusion and wide-range treatment, such as burns, scalds, shock, cerebral hemorrhage, breast cancer, liver cancer, lung cancer and the like, can effectively avoid complications such as phlebitis and arteriosclerosis caused by long-term peripheral infusion, and can also prevent local tissue necrosis caused by drug extravasation during chemotherapy.
The infusion device is mainly realized by implanting a central venous catheter and an infusion seat buried under the skin in a body, has no exposure in vitro except for a relatively high price compared with the traditional peripheral infusion mode, has low infection rate of long-term application, is basically unrestricted in daily activities of patients, and can effectively improve the moderate degree and the quality of life of the patients.
The transfusion port is a closed transfusion device completely implanted in a human body, and comprises a catheter part with a tip end positioned in an upper vena cava and an injection seat implanted under the skin, and can be used for transfusion through matching of a right-angle needle (butterfly needle) so as to avoid repeated puncture of patients.
In the prior art, when a right-angle needle is pulled out of a patient at an infusion port clinically, as the rubber pad of the infusion port has elasticity, one hand of a medical staff fixes the infusion port, and the other hand pulls out the needle, the hand of the medical staff fixing the infusion port is easy to prick when the needle is pulled out due to the inertia action of stress, so that the medical staff is at risk of being infected by bacteria, and therefore, the protection mechanism for pulling out the needle at the infusion port is designed.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a protection mechanism for needle pulling of an infusion port, which can effectively solve the problems of the prior art.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a transfusion harbor pulls out protection machanism for needle, includes pulls out the needle sleeve, both ends are open structure about pulling out the needle sleeve, be provided with double-deck track on pulling out needle sleeve inner wall, double-deck track inside is provided with two crisscross needle pincers that pull out, it is provided with the lag to pull out needle sleeve lower extreme, be provided with the clamp ring on the lag inner wall, it includes the pincers piece to pull out the needle pincers, pincers piece both ends are provided with the movable pulley, the movable pulley card is put in double-deck track, be provided with on the pincers piece and pull out the needle baffle, it is arc baffle structure to pull out the needle baffle, be provided with anti-skidding adhesive tape on the outer wall of needle baffle, V font opening has been seted up to pincers piece one end, be provided with the syringe needle fixed slot in the V font opening.
Further, the protective sleeve is made of medical silicon rubber materials.
Further, a lamination section is arranged on the protective sleeve, and the section of the lamination section is of a fold line structure.
Furthermore, the edge part of the V-shaped opening is designed into an inclined plane structure.
Further, the needle fixing groove is of an arc-shaped clamping groove structure.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the needle pulling sleeve is matched with the protective sleeve structure at the lower end, so that when the needle pulling operation of the transfusion port is performed, the needle head of the transfusion port is clamped from the two ends, the vertical needle head can be pulled out quickly, the needle head is isolated from the hands of medical staff when the needle head is exposed by the protective sleeve, the needle puncture in the needle pulling process is avoided, the pathogen infection is prevented, the safe nursing operation is ensured, and the medical needle pulling device is worthy of popularization.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the needle forceps of the utility model;
fig. 3 is a schematic structural diagram at a of the present utility model.
Reference numerals in the drawings:
1-needle pulling sleeve, 2-double-layer track, 3-needle pulling forceps, 4-protective sleeve, 5-clamping convex ring, 6-forceps piece, 7-moving wheel, 8-needle pulling baffle, 9-anti-slip adhesive tape, 10-V-shaped opening, 11-needle fixing groove and 12-lamination section.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 3, the utility model provides a protection mechanism for needle pulling of an infusion port, which comprises a needle pulling sleeve 1, wherein the upper end and the lower end of the needle pulling sleeve 1 are of an open structure, a double-layer track 2 is arranged on the inner wall of the needle pulling sleeve 1, two mutually staggered needle pulling pliers 3 are arranged in the double-layer track 2, a protection sleeve 4 is arranged at the lower end of the needle pulling sleeve 1, a clamping convex ring 5 is arranged on the inner wall of the protection sleeve 4, the needle pulling pliers 3 comprise pliers 6, two ends of the pliers 6 are provided with moving wheels 7, the moving wheels 7 are clamped in the double-layer track 2, a needle pulling baffle 8 is arranged on the pliers 6, the needle pulling baffle 8 is of an arc baffle structure, a needle head adhesive tape 9 is arranged on the outer wall of the needle pulling baffle 8, a V-shaped opening 10 is formed in one end of the pliers 6, and a needle fixing groove 11 is formed in the V-shaped opening 10.
The working principle of the utility model is as follows: when the needle pulling clamp is used, the needle pulling sleeve 1 is arranged on the periphery of the transfusion port, the protective sleeve 4 is sleeved outside the transfusion port, medical staff can manually press and fix the transfusion port through the clamping convex ring 5 arranged inside the protective sleeve 4, the plane where the movable needle pulling clamp 3 is positioned is flush with a needle head and a gap of the transfusion port, the medical staff manually presses the needle pulling baffle 8, so that the clamp pieces 6 at two ends are driven by the moving wheel 7 to move inside the double-layer track 2, the two clamp pieces 6 are close to each other in the process, the positions of the needle heads are aligned through the V-shaped openings 10, after the clamping is known, the needle heads are clamped by the needle head fixing grooves 11 at two ends, and the needle heads can be pulled upwards at the moment, so that the needle heads are kept vertically pulled upwards, and are isolated by the protective sleeve 4 when the needle heads are exposed in the whole needle pulling process, the hands of the medical staff are prevented from being pricked, and the safety of the needle pulling process is improved.
As a preferred embodiment, the protective sleeve 4 is made of medical silicon rubber material, is soft and skin-friendly, has good anti-skid property, and can stably press and fix the transfusion port at the lower end.
As a preferred embodiment, the protecting sleeve 4 is provided with a laminated section 12, the section of the laminated section 12 is of a fold-line structure, and a part of the laminated section can be folded, so that the lower protecting sleeve 4 can be kept stably attached to the transfusion port when the needle pulling sleeve 1 is pulled up and down conveniently.
As a preferred embodiment, the edge of the V-shaped opening 10 is designed into an inclined plane structure, so that the gap between the needle head and the transfusion port can be gradually enlarged, and the needle pulling operation is facilitated.
As a preferred embodiment, the needle fixing groove 11 is an arc-shaped clamping groove structure, and clamps and protects the needle to ensure that the needle can be pulled out vertically.
In summary, the main characteristics of the present utility model are as follows:
according to the utility model, the needle pulling sleeve is matched with the protective sleeve structure at the lower end, so that when the needle pulling operation of the transfusion port is performed, the needle head of the transfusion port is clamped from the two ends, the vertical needle head can be pulled out quickly, the needle head is isolated from the hands of medical staff when the needle head is exposed by the protective sleeve, the needle puncture in the needle pulling process is avoided, the pathogen infection is prevented, the safe nursing operation is ensured, and the medical needle pulling device is worthy of popularization.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a transfusion harbor pulls out protection machanism for needle, includes pulls out needle sleeve (1), its characterized in that: the needle pulling sleeve is characterized in that the upper end and the lower end of the needle pulling sleeve (1) are of an open structure, a double-layer track (2) is arranged on the inner wall of the needle pulling sleeve (1), two mutually staggered needle pulling pliers (3) are arranged inside the double-layer track (2), a protective sleeve (4) is arranged at the lower end of the needle pulling sleeve (1), a clamping convex ring (5) is arranged on the inner wall of the protective sleeve (4), the needle pulling pliers (3) comprise pliers pieces (6), moving wheels (7) are arranged at the two ends of the pliers pieces (6), the moving wheels (7) are clamped in the double-layer track (2), needle pulling baffles (8) are arranged on the pliers pieces (6), the needle pulling baffles (8) are of an arc-shaped baffle structure, anti-slip rubber strips (9) are arranged on the outer walls of the needle pulling baffles (8), a V-shaped opening (10) are formed in one end of the pliers pieces (6), and needle fixing grooves (11) are formed in the V-shaped opening (10).
2. The protective mechanism for needle withdrawal in an infusion port according to claim 1, wherein: the protective sleeve (4) is made of medical silicon rubber materials.
3. The protective mechanism for needle withdrawal in an infusion port according to claim 1, wherein: the protective sleeve (4) is provided with a lamination section (12), and the section of the lamination section (12) is of a fold-line structure.
4. The protective mechanism for needle withdrawal in an infusion port according to claim 1, wherein: the edge part of the V-shaped opening (10) is designed into an inclined plane structure.
5. The protective mechanism for needle withdrawal in an infusion port according to claim 1, wherein: the needle fixing groove (11) is of an arc-shaped clamping groove structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123450.0U CN220175758U (en) | 2023-05-11 | 2023-05-11 | Protection mechanism for needle pulling of transfusion harbor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123450.0U CN220175758U (en) | 2023-05-11 | 2023-05-11 | Protection mechanism for needle pulling of transfusion harbor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220175758U true CN220175758U (en) | 2023-12-15 |
Family
ID=89109136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321123450.0U Active CN220175758U (en) | 2023-05-11 | 2023-05-11 | Protection mechanism for needle pulling of transfusion harbor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220175758U (en) |
-
2023
- 2023-05-11 CN CN202321123450.0U patent/CN220175758U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |