CN221491030U - Intravenous needle protection device - Google Patents
Intravenous needle protection device Download PDFInfo
- Publication number
- CN221491030U CN221491030U CN202323451270.8U CN202323451270U CN221491030U CN 221491030 U CN221491030 U CN 221491030U CN 202323451270 U CN202323451270 U CN 202323451270U CN 221491030 U CN221491030 U CN 221491030U
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- Prior art keywords
- needle
- protective sleeve
- needle tube
- tube
- intravenous
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- 238000001990 intravenous administration Methods 0.000 title claims abstract description 51
- 230000001681 protective effect Effects 0.000 claims abstract description 71
- 210000003462 vein Anatomy 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims 4
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 238000001802 infusion Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a vein needle protection device, which comprises a needle tube; the top of the needle tube is connected with a vein needle, the bottom is connected with an intravenous catheter; the side wall of the needle tube is provided with a needle handle; the needle tube also comprises a protective sleeve which is movably arranged on the side wall of the needle tube; the protective sleeve is in a circular tube shape; the protective sleeve is arranged along the length direction of the needle tube and is parallel to the needle tube; inner hole diameter of protective sleeve the outer diameter of the needle tube is adapted; the side wall of the protective sleeve is provided with a first traversing groove and a second traversing groove respectively; the width of the first crossing groove is matched with the outer diameter of the vein needle, the width of the second crossing groove is matched with the outer diameter of the needle tube, the protecting sleeve is turned towards the direction of the vein needle, the vein needle can pass through the first crossing groove, and the needle tube can enter the protecting sleeve through the second crossing groove; the protective sleeve is provided with a clamping device, and the protective sleeve is used for clamping the needle tube when the vein needle and the needle tube are positioned in the protective sleeve. The utility model has the advantages of simple structure, convenient operation, capability of protecting the intravenous needle, prevention of stabbing medical staff and the like.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a vein needle protection device.
Background
Intravenous needles on intravenous sets and intravenous blood collection sets are equipped with needle sets to prevent contamination. When the medical staff infuses or takes blood from the patient, the medical staff can take down the needle sleeve. However, when the infusion or blood collection of the patient is completed, the medical staff needs to dial out the intravenous needle, and the intravenous needle is exposed and is not provided with a protection device. There are two problems with reinserting the needle sheath: firstly, the aperture of the needle sleeve is smaller, and the intravenous needle is difficult to sleeve; secondly, the needle sleeve is separated from the intravenous infusion set and the intravenous hemostix, so that medical staff is required to put the needle sleeve aside for later use when infusing or taking blood for patients, and the workload is increased.
Therefore, the vein needle after needle withdrawal is exposed at present, and the situation of mistakenly puncturing medical staff frequently occurs in the subsequent treatment process, so that the medical staff is injured and the risk of disease infection is brought.
Disclosure of utility model
Therefore, the utility model provides a vein needle protection device, which mainly solves the technical problems that the vein needle is exposed after the needle is pulled out in the prior art, medical staff is pricked by mistake, and the risk of injury and disease infection is brought to the medical staff.
In order to achieve the above object, the present utility model provides the following technical solutions:
A vein needle protection device, which comprises a needle tube; the top of the needle tube is connected with a vein needle, and the bottom of the needle tube is connected with a vein catheter; the side wall of the needle tube is provided with a needle handle; the needle tube also comprises a protective sleeve which is movably arranged on the side wall of the needle tube; the protective sleeve is in a circular tube shape; the protective sleeve is arranged along the length direction of the needle tube and is parallel to the needle tube; the aperture of the inner hole of the protective sleeve is matched with the outer diameter of the needle tube; the side wall of the protective sleeve is provided with a first traversing groove and a second traversing groove respectively; the width of the first traversing groove is matched with the outer diameter of the vein needle, the width of the second traversing groove is matched with the outer diameter of the needle tube, the protecting sleeve is turned towards the direction of the vein needle, the vein needle can pass through the first traversing groove, and the needle tube can enter the protecting sleeve through the second traversing groove; the protective sleeve is provided with a clamping device, and the protective sleeve is used for being clamped on the needle tube when the intravenous needle and the needle tube are positioned in the protective sleeve.
Preferably, the two groups of clamping devices are respectively arranged on the upper side and the lower side of the second crossing groove; the clamping devices on the upper side and the lower side can be respectively clamped on the needle tube above and below the needle handle.
Optionally, the clamping device is a clamping part arranged on the top surfaces of the side walls at the left side and the right side of the second through groove; the clamping parts on the left side and the right side are symmetrically arc-shaped; the distance b between the clamping parts on the left side and the right side is smaller than the width a of the second through groove.
Optionally, the top of the protective sleeve and the side wall of the needle tube are connected together through a connecting sheet; the connecting piece is made of flexible material.
Preferably, a protective cover is arranged at the bottom of the protective cover.
Preferably, the protective sleeve is made of a hard material.
Preferably, the first through slot top surface and the second through slot top surface are parallel to the needle handle.
The utility model has at least the following beneficial effects:
The needle tube is provided with a protective sleeve on the side wall of the needle tube, the protective sleeve is in a circular tube shape, the protective sleeve is arranged along the length direction of the needle tube and is parallel to the needle tube, the aperture of an inner hole of the protective sleeve is matched with the outer diameter of the needle tube, the side wall of the protective sleeve is respectively provided with a first through groove and a second through groove, the width of the first through groove is matched with the outer diameter of a vein needle, the width of the second through groove is matched with the outer diameter of the needle tube, in this way, the protective sleeve is turned towards the direction of the vein needle, the vein needle can pass through the first through groove, the needle tube can pass through the second through grooves and all enter the protective sleeve, and the protective sleeve protects the vein needle to prevent the vein needle from mistakenly puncturing medical staff; meanwhile, the protective sleeve is provided with a clamping device, and the protective sleeve is used for clamping the protective sleeve on the needle tube and fixing the protective sleeve when the intravenous needle and the needle tube are positioned in the protective sleeve.
Therefore, the intravenous needle protection device has the advantages of simple structure, convenience in operation, capability of protecting the intravenous needle, prevention of puncture of medical staff and the like.
Drawings
In order to more clearly illustrate the prior art and the present utility model, the drawings used in the description of the prior art and the embodiments of the present utility model will be briefly described. It will be apparent to those skilled in the art that the drawings in the following description are merely exemplary and that other drawings may be derived from the drawings provided without the inventive effort to those skilled in the art.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, for example, modifications, variations in proportions, or otherwise, used in the practice of the utility model, which are particularly adapted to specific environments without departing from the spirit and scope of the utility model.
FIG. 1 is a schematic view of an intravenous needle shield apparatus according to the present utility model;
Fig. 2 is an enlarged view of part a of fig. 1 of an intravenous needle shield apparatus in accordance with the present utility model;
fig. 3 is a front view of an intravenous needle shield apparatus of the present utility model;
Fig. 4 is an enlarged view of part B of fig. 3 of an intravenous needle shield apparatus in accordance with the present utility model;
FIG. 5 is a C-C cross-sectional view of FIG. 4 of an intravenous needle shield apparatus of the present utility model;
FIG. 6 is a D-D cross-sectional view of FIG. 4 of an intravenous needle shield apparatus of the present utility model;
fig. 7 is a right side view of an intravenous needle shield apparatus of the present utility model;
Fig. 8 is an enlarged partial view of the portion E of fig. 7 of an intravenous needle shield apparatus in accordance with the present utility model;
fig. 9 is a view showing a protecting state of the intravenous needle protecting device according to the present utility model;
fig. 10 is an enlarged view of a portion F of fig. 9 of an intravenous needle shield apparatus in accordance with the present utility model;
Reference numerals illustrate:
1. A venous catheter; 2. a needle tube; 3. a needle handle; 4. a venous needle; 5. a protective sleeve; 501. a first through slot; 502. a second through slot; 503. a clamping part; 6. a protective cover; 7. and a connecting sheet.
Detailed Description
The application will be further described in detail by means of specific embodiments with reference to the accompanying drawings.
In the description of the present application: unless otherwise indicated, the meaning of "a plurality" is two or more. The terms "first," "second," "third," and the like in this disclosure are intended to distinguish between the referenced objects without a special meaning in terms of technical connotation (e.g., should not be construed as emphasis on the degree of importance or order, etc.). The expressions "comprising", "including", "having", etc. also mean "not limited to" (certain units, components, materials, steps, etc.).
The terms such as "upper", "lower", "left", "right", "middle", etc. are generally used herein for convenience of visual understanding with reference to the drawings and are not to be construed as absolute limitations on the positional relationship of the actual product. Such changes in the relative positional relationship without departing from the technical idea of the present application are also considered as the scope of the present application.
As shown in fig. 1 to 8, the intravenous needle protecting device of the present utility model is provided with a needle tube 2, the top of the needle tube 2 is connected with an intravenous needle 4, the bottom is connected with an intravenous catheter 1, the side wall of the needle tube 2 is provided with a needle handle 3, and the structure is the structure of the existing intravenous infusion set and the intravenous hemostix, and is not described in detail herein. In order to protect the intravenous needle, the intravenous needle also comprises a protective sleeve 5 which is movably arranged on the side wall of the needle tube 2, wherein the protective sleeve 5 is designed into a round tube shape, the protective sleeve 5 is arranged along the length direction of the needle tube 2 and is parallel to the needle tube 2, the aperture of an inner hole of the protective sleeve 5 is matched with the outer diameter of the needle tube 2, a first through groove 501 is formed in the bottom of the protective sleeve 5, a second through groove 502 is formed in the upper part of the protective sleeve 5, the first through groove 501 and the second through groove 502 are connected together, the width of the first through groove 501 is matched with the outer diameter of the intravenous needle 4, the width of the second through groove 502 is matched with the outer diameter of the needle tube 2, in this way, the protective sleeve 5 is turned towards the direction of the intravenous needle 4, the intravenous needle 4 can pass through the first through groove 501, the needle tube 2 can pass through the second through groove 502 and enter the protective sleeve 5, and the protective sleeve 5 is used for protecting the intravenous needle 4 from being mistakenly pricked by medical staff; meanwhile, in order to fix the protective sleeve 5, the protective sleeve 5 is provided with a clamping device, and the protective sleeve 5 is used for being clamped on the needle tube 2 when the intravenous needle 4 and the needle tube 2 are positioned in the protective sleeve 5.
Preferably, in order to enhance the fixation of the protecting sleeve 5, two groups of clamping devices are respectively arranged on the upper side and the lower side of the second passing through groove 502, and the clamping devices on the upper side and the lower side can be respectively clamped on the needle tube 2 above and below the needle handle 3.
Optionally, an embodiment of the present application provides a preferred embodiment of the clamping device, specifically: the clamping device is a clamping part 503 arranged on the top surfaces of the left side wall and the right side wall of the second passing through groove 502, the clamping part 503 on the left side and the right side is designed into a symmetrical arc shape, the distance b between the clamping parts 503 on the left side and the right side is smaller than the width a of the second passing through groove 502, the clamping part 503 is made of elastic materials, such as hard plastics, in this way, the protective sleeve 5 is pushed, and the clamping part 503 is opened and clamped on the needle tube 2.
Alternatively, the embodiment of the present application provides a preferred embodiment of the connection of the protective sheath 5 to the needle cannula 2, in particular: the top of the protecting sleeve 5 and the side wall of the needle tube 2 are connected together through a connecting sheet 7, and the connecting sheet 7 is made of flexible materials, such as a sheet made of plastics, and is foldable, so that the protecting sleeve 5 can be turned towards the intravenous needle 4 conveniently.
Preferably, in order to further prevent the needle head of the intravenous needle 4 from being pricked by medical staff by mistake, the bottom of the protective cover 5 is provided with a protective cover 6.
Preferably, the protective sheath 5 is made of a hard material, such as a hard plastic.
Preferably, for facilitating the operation of medical staff, the top surface of the first passing through groove 501 and the top surface of the second passing through groove 502 are parallel to the needle handle 3, that is, the length direction of the protecting sleeve 5 is perpendicular to the length direction of the needle handle 3, so that when the medical staff operates the needle handle 3 to pull out a needle, the protecting sleeve 5 can be pushed up by a thumb, and then the protecting sleeve 5 can be clamped on the needle tube 2 to protect the intravenous needle 4.
When in use, medical staff pushes the protective sleeve 5 upwards by using the thumb when operating the needle handle 3 to pull out the needle, the needle tube 2 and the intravenous needle 4 enter the protective sleeve 5, and presses the protective sleeve 5 downwards, so that the clamping part 503 is clamped on the needle tube 2 to fix the protective sleeve 5, as shown in fig. 9 and 10.
The application has been described above with particularity and detail in connection with general description and specific embodiments. It should be understood that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but these conventional modifications and further innovations may also fall within the scope of the claims of the present application as long as they do not depart from the technical spirit of the present application.
Claims (7)
1. A vein needle protection device comprises a needle tube (2); the top of the needle tube (2) is connected with a vein needle (4), and the bottom is connected with a vein catheter (1); the side wall of the needle tube (2) is provided with a needle handle (3), and is characterized by further comprising a protective sleeve (5) which is movably arranged on the side wall of the needle tube (2); the protective sleeve (5) is in a circular tube shape; the protective sleeve (5) is arranged along the length direction of the needle tube (2) and is parallel to the needle tube (2); the aperture of the inner hole of the protective sleeve (5) is matched with the outer diameter of the needle tube (2); the side wall of the protective sleeve (5) is provided with a first traversing groove (501) and a second traversing groove (502) respectively; the width of the first penetrating groove (501) is matched with the outer diameter of the intravenous needle (4), the width of the second penetrating groove (502) is matched with the outer diameter of the needle tube (2), the protective sleeve (5) is turned towards the direction of the intravenous needle (4), the intravenous needle (4) can penetrate through the first penetrating groove (501), and the needle tube (2) can penetrate through the second penetrating groove (502) to enter the protective sleeve (5); the protective sleeve (5) is provided with a clamping device, and the protective sleeve (5) is used for being clamped on the needle tube (2) when the vein needle (4) and the needle tube (2) are positioned in the protective sleeve (5).
2. The intravenous needle protection device according to claim 1, wherein the clamping devices are arranged in two groups and are respectively arranged on the upper side and the lower side of the second traversing groove (502); the clamping devices at the upper side and the lower side can be respectively clamped on the needle tube (2) at the upper part and the lower part of the needle handle (3).
3. A intravenous needle protection device according to claim 2, characterized in that the clamping means is clamping parts (503) arranged on the top surfaces of the side walls on the left and right sides of the second through slot (502); the clamping parts (503) on the left side and the right side are in symmetrical arc shapes; the distance b between the clamping parts (503) on the left side and the right side is smaller than the width a of the second through groove (502).
4. A intravenous needle protection device according to claim 1, characterized in that the top of the protective sleeve (5) and the side wall of the needle tube (2) are connected together by a connecting piece (7); the connecting piece (7) is made of flexible material.
5. A intravenous needle protection device according to claim 1, characterized in that the bottom of the protective sheath (5) is provided with a protective cover (6).
6. A intravenous needle protection device according to claim 1, characterized in that the protective sheath (5) is made of a hard material.
7. A intravenous needle shield apparatus as claimed in any one of claims 1 to 6, wherein the top surface of said first through slot (501) and the top surface of said second through slot (502) are parallel to said needle handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323451270.8U CN221491030U (en) | 2023-12-18 | 2023-12-18 | Intravenous needle protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323451270.8U CN221491030U (en) | 2023-12-18 | 2023-12-18 | Intravenous needle protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221491030U true CN221491030U (en) | 2024-08-09 |
Family
ID=92125576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323451270.8U Active CN221491030U (en) | 2023-12-18 | 2023-12-18 | Intravenous needle protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221491030U (en) |
-
2023
- 2023-12-18 CN CN202323451270.8U patent/CN221491030U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |