CN222445006U - A kind of indwelling needle decompression patch - Google Patents
A kind of indwelling needle decompression patch Download PDFInfo
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- CN222445006U CN222445006U CN202420508424.8U CN202420508424U CN222445006U CN 222445006 U CN222445006 U CN 222445006U CN 202420508424 U CN202420508424 U CN 202420508424U CN 222445006 U CN222445006 U CN 222445006U
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- patch
- needle
- decompression
- indwelling needle
- groove
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- 230000006837 decompression Effects 0.000 title claims abstract description 33
- 230000001603 reducing effect Effects 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 7
- 239000008280 blood Substances 0.000 abstract description 2
- 210000004369 blood Anatomy 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000001802 infusion Methods 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 23
- 206010011985 Decubitus ulcer Diseases 0.000 description 6
- 208000004210 Pressure Ulcer Diseases 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- 208000002193 Pain Diseases 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 208000003443 Unconsciousness Diseases 0.000 description 2
- 206010047249 Venous thrombosis Diseases 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 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 description 1
- 206010040893 Skin necrosis Diseases 0.000 description 1
- 206010042674 Swelling Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229960002897 heparin Drugs 0.000 description 1
- 229920000669 heparin Polymers 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
本实用新型公开了一种留置针减压贴，包括分体设计的减压组合贴膜和针座托，通过针座托的重复利用，节省了使用成本；其中，所述针座托上设有针座槽和延长管固定槽，针座槽内设有限位凸，能为留置针针座提供支撑和固定，并且通过采用硅胶材质和设置减压槽，减少了留置针对皮肤的压迫；此外，所述减压组合贴膜为一体化设计，包括用于粘贴固定针座托的定位外贴、用于与皮肤粘贴固定防止脱落的内贴、用于固定留置针前端并观察回血情况的透明无菌贴和用于书写记录输液时间等事项的标签横贴，通过定位外贴还可快速定位固定针座托，提高了留置针的设置效率，并且通过内贴采用安塞贴材质，进一步减少了留置针对皮肤的压迫，从而提高了整体减压效果。
The utility model discloses a decompression patch for an indwelling needle, comprising a decompression combination patch and a needle seat support of a split design, and the use cost is saved by reusing the needle seat support; wherein, the needle seat support is provided with a needle seat groove and an extension tube fixing groove, and a limiting convex is provided in the needle seat groove, which can provide support and fixation for the indwelling needle needle seat, and by adopting a silicone material and setting a decompression groove, the pressure of the indwelling needle on the skin is reduced; in addition, the decompression combination patch is an integrated design, comprising a positioning outer patch for sticking and fixing the needle seat support, an inner patch for sticking and fixing with the skin to prevent falling off, a transparent sterile patch for fixing the front end of the indwelling needle and observing the blood return situation, and a label horizontal patch for writing and recording matters such as the infusion time, and the needle seat support can also be quickly positioned and fixed by the positioning outer patch, thereby improving the setting efficiency of the indwelling needle, and by adopting the Anse patch material for the inner patch, the pressure of the indwelling needle on the skin is further reduced, thereby improving the overall decompression effect.
Description
Technical Field
The utility model belongs to the technical field of medical supplies, and particularly relates to a pressure-reducing patch for an indwelling needle.
Background
The core components of the indwelling needle, also called trocar, comprise a stainless steel needle core, a soft outer sleeve and a plastic needle seat, and play an indispensable role in clinical medicine as an important medical tool. The needle is mainly used for intravenous transfusion treatment and can be reserved in a blood vessel of a patient for a long time, the core purpose of the needle is to reduce pain of the patient caused by repeated intravenous puncture, and fear and anxiety of injection are reduced, so that clinical medication is facilitated, and particularly in the rescue process of emergency and critical patients, drug delivery can be rapidly and effectively carried out. In the conventional use of indwelling needles, medical personnel first perform proper disinfection treatment on the skin of a patient, ensuring the cleanliness and sterility of the puncture site. Then, selecting proper vein to make puncture, making the indwelling needle puncture and make it be fed into blood vessel, after the puncture is successful, feeding the external sleeve tube of the indwelling needle into the blood vessel, and making it withdraw from stainless steel needle core in the interior of the indwelling needle, finally, connecting the transfusion device with heparin cap so as to implement subsequent transfusion treatment. In the whole process, in order to ensure the stability and safety of the indwelling needle, medical staff usually adopts some fixing measures, such as using rubberized fabric and the like.
Although the use of the indwelling needle brings convenience, the indwelling needle which is arranged in the conventional use mode can have the problem of pressing the skin, because the outer sleeve and the plastic needle seat of the indwelling needle can continuously press the skin, the partial blood circulation of the skin can be unsmooth, the pressing can cause red skin, swelling and pain, skin necrosis, venous thrombosis and other problems even can occur in severe cases, particularly in summer, the skin of a patient is easy to sweat, and the pressing problem is more outstanding due to frequent movements, in addition, children are more easily affected by the pressing due to the tender skin and loose subcutaneous tissue, and the occurrence rate of pressure sores is higher than that of adults. These problems not only increase patient pain, but may also cause medical disputes.
According to the search, the China patent application document with the prior bulletin number of CN208552716U discloses an indwelling needle for preventing pressure sores from being formed, which comprises a soft needle, a needle seat, needle wings, connecting pipes and extension pipes, wherein one end of the needle seat is connected with the soft needle in a conducting way, the other end of the needle seat is connected with the needle wings, the needle wings are provided with steel needles, the steel needles are fixedly connected with the needle wings and penetrate out of the soft needle, the extension pipes are connected with the needle seat in a conducting way through the connecting pipes, the indwelling needle further comprises a protective sleeve, a pressure sore prevention pad and a fixing belt, the protective sleeve is sleeved on the needle seat, the pressure sore prevention pad and the fixing belt are respectively fixedly connected with the outer wall of the protective sleeve and are positioned on two opposite sides of the protective sleeve, the pressure sore prevention pad has the functions of pressure reduction, sweat absorption and ventilation, and the fixing belt is fixedly connected with the needle wings.
Therefore, there is a need for a device that effectively addresses the problem of conventional indwelling needles pressing against the skin to improve patient comfort and satisfaction while reducing the risk of medical disputes.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model aims to provide a pressure-reducing patch for an indwelling needle, which is used for solving the problem of skin compression caused by the conventional use of the indwelling needle, in particular the problems of unsmooth blood circulation, redness, swelling, pain, even necrosis and venous thrombosis of the skin caused by the continuous compression of an outer sleeve and a plastic needle seat of the indwelling needle on the skin, and the like, and in addition, solves the problems of complex operation, easy belt leakage or exhaustion caused by carrying a multi-purpose adhesive tape by medical staff when the indwelling needle is used, and also avoids the risk of falling off the indwelling needle caused by unconscious manipulation of the patient. The pressure-reducing patch for the indwelling needle can reduce the pressure on the skin, improve the stability of the indwelling needle, simplify the operation flow, reduce the cost and facilitate the use and recording of medical staff.
To achieve the above and other related objects, the present utility model adopts the following technical solutions:
The utility model provides a pressure-reducing combined patch for an indwelling needle, which comprises a needle base support and a pressure-reducing combined patch, wherein the pressure-reducing combined patch comprises a positioning outer patch, an inner patch, a transparent sterile patch and a label transverse patch, the positioning outer patch faces upwards and is positioned on the upper end face of the pressure-reducing combined patch, the pressure-reducing combined patch is fixedly connected with the needle base support through the positioning outer patch, inner patches are arranged on two sides of the positioning outer patch, the inner patches face downwards and are positioned on the lower end face of the pressure-reducing combined patch, the sterile patch and the label transverse patch are both fixed on the outer edge of the positioning outer patch, the adhesive faces of the sterile patch and the label transverse patch face upwards and are fixedly connected with the needle base support through turnover, a needle base groove and an extension tube fixing groove are formed in the upper end face of the needle base support, the needle base groove and the extension tube fixing groove are both U-shaped and penetrate through the front end face and the rear end face of the needle base support, the needle base groove is inclined from the rear end face of the needle base support to the front end face, and at least one pair of limiting protrusions are arranged in the needle base groove.
As an optimal technical scheme, the needle seat support is made of soft silica gel, and the inner paste is an Ansai paste.
As the preferable technical scheme, the sterile patch is close to the front end of the pressure-reducing combined patch and corresponds to the front end position of the indwelling needle, and the label is transversely attached to the rear end of the pressure-reducing combined patch and corresponds to the rear end position of the indwelling needle.
As a preferable technical scheme, a filler is arranged between the sterile patch and the needle seat groove.
As the preferable technical proposal, the front end shape of the needle seat groove is matched with the shape of the detaining needle seat.
As the preferable technical scheme, the lower edge of the limiting protrusion is parallel to the bottom surface of the needle seat groove, and the distance from the lower edge of the limiting protrusion to the bottom surface of the needle seat groove is the same as the diameter of the rear end of the needle seat of the indwelling needle.
As a further preferable technical scheme, the needle seat support is also provided with a decompression groove, and the decompression groove is positioned below the extension tube fixing groove.
As described above, the present utility model has the following advantageous effects:
(1) According to the indwelling needle decompression patch, the needle seat support made of soft silica gel and the decompression combined patch made of an Ansai patch material are adopted to replace a conventional adhesive tape, so that the indwelling needle decompression patch has good air permeability and elasticity, can effectively reduce the pressure and the irritation to the skin when the indwelling needle is arranged for a long time, can provide support and fixation for the needle seat of the indwelling needle through the needle seat support, avoids the risk of falling off of the indwelling needle caused by unconscious picking of the indwelling needle by children and old people, and is convenient to popularize and apply.
(2) According to the indwelling needle decompression patch, through the split design of the decompression combined patch and the needle seat support, the structure is simple, the repeated utilization of the needle seat support can be effectively realized, and the use cost is saved.
(3) The utility model provides a pressure-reducing patch for an indwelling needle, which can be adapted to indwelling needles with different specifications and shapes through a limit convex design in a needle seat groove, can enable fixation between the indwelling needle and a needle seat support to be more stable, further can be provided with different needle seat grooves according to different types of indwelling needles, and simultaneously provides an extension tube fixing groove capable of placing and arranging an extension tube of the indwelling needle, so that the indwelling needle can be conveniently installed and fixed, injected and integrally detached.
(4) The pressure-reducing combined film is designed integrally, so that the pressure-reducing combined film is convenient to carry, and particularly comprises an external positioning adhesive tape, an internal positioning adhesive tape, a sterile adhesive tape and a label transverse adhesive tape, so that the problem that the pressure-reducing combined film needs to carry multiple purposes when the pressure-reducing combined film is used for setting the pressure-reducing combined film each time can be effectively avoided, the speed of fixing the pressure-reducing combined film is improved, and the possibility of tape leakage or tape exhaustion during carrying is reduced.
(5) According to the indwelling needle decompression patch, the edge of the external patch is aligned with the edge of the needle seat support, so that the preparation work before the indwelling needle decompression patch is used can be rapidly completed, and the indwelling needle decompression patch is simple and easy to operate.
(6) According to the indwelling needle decompression patch, the label is transversely attached to the upper end plane of the needle seat support, so that transfusion time, replacement time or other matters needing to be recorded can be conveniently carried out.
Drawings
Fig. 1 is a perspective view of a combined patch and hub patch of the present utility model.
Fig. 2 is a perspective view of another combination of a reduced pressure attachment film and a hub attachment according to the present utility model.
Fig. 3 is a top view of the indwelling needle before the needle hub card is inserted into the hub holder of fig. 1.
Fig. 4 is a top view of the reduced pressure combined patch of fig. 1.
Wherein, the reference numerals specifically explain as follows:
1. The needle seat support, 11, an extension tube fixing groove, 12, a needle seat groove, 13, a limit protrusion, 14, a decompression groove, 2, a decompression combined film, 21, a positioning outer paste, 22, an inner paste, 23, a sterile paste, 24, a label transverse paste, 3, a filler, 4, an indwelling needle, 41, an extension tube, 42, a connecting tube, 43, a needle wing, 44, a needle seat, 45, an outer sleeve, 46 and a needle core.
Detailed Description
For a better understanding of the objects, structures and functions of the present utility model, reference should be made to the accompanying drawings in which embodiments of the utility model are shown, and in which it is apparent that the embodiments described are merely some, but not all, of the embodiments of the utility model.
In the description of the present utility model, it should be noted that, as referred to in the present specification, positional relationships such as "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional relationships shown in the drawings, are merely for convenience in describing embodiments of the present utility model and for simplifying the description, and are not to be construed as limiting the present utility model, as the indicated devices or elements must have specific orientations, configurations and operations in specific directions, or the like.
Example 1
As shown in fig. 1, the present embodiment provides an indwelling needle pressure-reducing patch comprising a hub holder 1 for anti-slip pressure-reducing of an indwelling needle 4 and a pressure-reducing combined patch 2 for connecting the hub holder 1 and the skin.
As shown in fig. 4, the pressure-reducing combined patch 2 includes a positioning external patch 21 for adhering and fixing the needle holder 1, an internal patch 22 for adhering and fixing with the skin to prevent falling off, a transparent sterile patch 23 for fixing the front end of the indwelling needle 4 and observing the blood return condition, and a tag transverse patch 24 for writing matters such as transfusion time.
As shown in fig. 1 and 4, the positioning external adhesive tape 21 is made of a material with strong adhesion, the two sides of the positioning external adhesive tape 21 are provided with internal adhesive tapes 22, the adhesive surfaces of the internal adhesive tapes 22 are downward and are positioned on the lower end surface of the pressure reducing combined adhesive tape 2, the internal adhesive tapes 22 are made of a material commonly used for pressure sore adhesion, in this embodiment, the internal adhesive tapes 22 are provided with an adhesive tape, the sterile adhesive tape 23 and the label transverse adhesive tape 24 are fixed at the positions of the outer side edges of the positioning external adhesive tape 21, the adhesive surfaces of the sterile adhesive tape 23 and the label transverse adhesive tape 24 are upward and fixedly connected with the needle holder 1 through turnover, the sterile adhesive tape 23 is close to the front end of the pressure reducing combined adhesive tape 2 and corresponds to the front end position of the indwelling needle 4, and the label transverse adhesive tape 24 is close to the rear end of the pressure reducing combined adhesive tape 2 and corresponds to the rear end position of the indwelling needle 4.
The body of the needle seat support 1 is trapezoid, the upper end face of the needle seat support 1 is provided with a needle seat groove 12 and an extension tube fixing groove 11 for fixing a needle seat 44, the needle seat groove 12 and the extension tube fixing groove 11 are U-shaped and penetrate through the front end face and the rear end face of the needle seat support 1, and the needle seat groove 12 inclines from the rear end face to the front end face of the needle seat support 1. In this embodiment, the needle holder 1 is made of soft silica gel.
As shown in fig. 2, in another embodiment, the hub holder 1 is further provided with a pressure reducing groove 14, and the pressure reducing groove 14 is located below the extension tube fixing groove 11, so that the weight of the hub holder 1 is reduced, the manufacturing material is saved, the contact area between the hub holder 1 and the skin is reduced, and the pressure reducing effect is further improved.
In the present embodiment, the filler 3 is provided between the sterile patch 23 and the needle seat groove 12, thereby ensuring the stability of the front end portion of the indwelling needle 4 in the needle seat groove 12. Preferably, the shape of the front end of the needle seat groove 12 matches the shape of the indwelling needle seat 44, and the filler 3 is not required at this time, so that the operation can be simplified and the indwelling needle 4 and the needle seat groove 12 can be further engaged.
At least one pair of limiting protrusions 13, preferably two pairs of limiting protrusions 13, for clamping and fixing the detained needle seat 44 are arranged in the needle seat groove 12, so that the needle seat 44 and the needle seat support 1 can be more firmly fixed.
In another embodiment, as shown in fig. 2, the lower edge of the limiting protrusion 13 is parallel to the bottom surface of the needle seat groove 12, and the distance from the lower edge of the limiting protrusion 13 to the bottom surface of the needle seat groove 12 is the same as the diameter of the rear end of the retaining needle seat 44, so that the stability of the retaining needle 4 in the needle seat holder 1 is further increased.
Example 2
As shown in fig. 3, the present embodiment provides a method for using the indwelling needle pressure-reducing patch of embodiment 1, which includes the following steps:
before use, the needle seat support 1 is fixedly connected with the decompression combination film 2 by utilizing the positioning external paste 21 positioned on the upper end surface of the decompression combination film 2, meanwhile, the aseptic paste 23, the label transverse paste 24 and the outer side surface of the needle seat support 1 are folded and fixed, then the label transverse paste 24 is folded to the upper end surface of the needle seat support 1, and the upper end plane of the needle seat support 1 is utilized to write the date, the replacement time or other matters needing to be recorded on the front surface of the label transverse paste 24.
When in use, after the indwelling needle 4 is inserted into the skin through the needle core 46 and the needle withdrawing operation is completed by the needle wing 43, the indwelling needle seat 44 is lifted slightly, and then an indwelling needle decompression patch is placed between the indwelling needle 4 and the skin, so that the direction of the needle seat groove 12 is kept consistent with the direction of the indwelling needle seat 44, the front end of the needle seat support 1 is positioned below the indwelling needle outer sleeve 45 outside the skin, and the skin is isolated from the outer sleeve 45 through the needle seat support 1. Then, the needle holder 44 of the remaining needle is pressed into the needle holder groove 12, thereby fixing the needle holder 44 of the remaining needle, and the extension tube 41 is caught in the extension tube fixing groove 11, at this time, the connection tube 42 is positioned outside the needle holder groove 12, and at the same time, the needle holder 1 is attached and fixed to the skin by the inner pastes 22 positioned at both wings of the pressure-reducing combined patch 2, followed by the aseptic patches 23 and the tag transverse patches 24 in sequence. Wherein, the filler 3 can be put into the gap between the sterile patch 23 and the detaining needle 4, and sterile absorbent cotton is adopted in the embodiment, thereby better limiting the moving range of the detaining needle 4 and preventing falling off.
When the combined patch is removed, the indwelling needle 4 and the decompression combined patch 2 are removed from the needle seat support 1 only by taking down the indwelling needle decompression patch and the indwelling needle 4 together from the skin.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. A pressure-reducing patch for a detained needle is characterized by comprising a needle holder (1) and a pressure-reducing combined patch (2), wherein the pressure-reducing combined patch (2) comprises a positioning external patch (21), an internal patch (22), a transparent sterile patch (23) and a label transverse patch (24), the adhesive surface of the positioning external patch (21) faces upwards and is positioned on the upper end face of the pressure-reducing combined patch (2), the pressure-reducing combined patch (2) is fixedly connected with the needle holder (1) through the positioning external patch (21), the two sides of the positioning external patch (21) are provided with the internal patch (22), the adhesive surface of the internal patch (22) faces downwards and is positioned on the lower end face of the pressure-reducing combined patch (2), the sterile patch (23) and the label transverse patch (24) are both fixed at the outer edge of the positioning external patch (21), the adhesive surface of the sterile patch (23) and the label transverse patch (24) face upwards and are fixedly connected with the needle holder (1) through turnover, a groove (12) and an extension tube fixing groove (11) are formed in the upper end face of the needle holder (1), and the upper end face of the needle holder (1) is provided with a boss (12) and the boss (12) extends through the boss (12) and is at least one end face of the boss (12) and is positioned at least one front end face of the boss (12) and is opposite to the boss (12) and is located at the boss (12) and is opposite to the boss (1.
2. The indwelling needle decompression patch according to claim 1, wherein the needle seat support (1) is made of soft silica gel, and the inner patch (22) is made of an amour patch.
3. An indwelling needle decompression patch according to claim 1, wherein the sterile patch (23) is close to the front end of the decompression combined patch (2) and corresponds to the front end position of the indwelling needle (4), and the label transverse patch (24) is close to the rear end of the decompression combined patch (2) and corresponds to the rear end position of the indwelling needle (4).
4. An indwelling needle pressure reducing patch according to claim 1, in which a filler (3) is provided between the sterile patch (23) and the hub groove (12).
5. The indwelling needle pressure reducing patch according to claim 1, wherein the front end shape of the needle seat groove (12) is matched with the shape of the indwelling needle seat (44).
6. The indwelling needle decompression patch according to claim 1, wherein the lower edge of the limiting protrusion (13) is parallel to the bottom surface of the needle seat groove (12), and the distance from the lower edge of the limiting protrusion (13) to the bottom surface of the needle seat groove (12) is the same as the diameter of the rear end of the indwelling needle seat (44).
7. An indwelling needle decompression patch according to any one of claims 1 to 6, wherein the needle holder (1) is further provided with a decompression groove (14), and the decompression groove (14) is located below the extension tube fixing groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420508424.8U CN222445006U (en) | 2024-03-15 | 2024-03-15 | A kind of indwelling needle decompression patch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420508424.8U CN222445006U (en) | 2024-03-15 | 2024-03-15 | A kind of indwelling needle decompression patch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222445006U true CN222445006U (en) | 2025-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420508424.8U Active CN222445006U (en) | 2024-03-15 | 2024-03-15 | A kind of indwelling needle decompression patch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222445006U (en) |
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- 2024-03-15 CN CN202420508424.8U patent/CN222445006U/en active Active
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