Multifunctional adjusting type transfusion harbor needle fixing device

Abstract

The utility model belongs to the field of medical instruments, particularly relates to a multifunctional adjusting type infusion port needle fixing device, and aims to solve the problems that an existing fixing device is simple in structure, medical staff need to prepare medical gauze, cut a notch through scissors, put the cut gauze on the side edge of an infusion port needle and then fix the infusion port needle through a transparent patch when the existing fixing device is used. In order to solve the problems that in the prior art, operation is complex, the device comprises a base, a connecting pipe is integrally formed on the surface of the base, and two symmetrically-arranged notches are formed in the top end of the connecting pipe; one end of the needle head is fixedly communicated with an infusion tube, a rectangular block is fixedly arranged on the outer wall of the needle head, and the rectangular block is arranged on the inner side of the connecting tube; the two connecting shells are arranged on the outer side of the base in a surrounding mode, the device can be assembled, operation is easy and convenient, convenience is provided for medical staff, the puncturing depth of the needle head can be adjusted according to the situation, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a multifunctional adjustable infusion port needle fixing device. Background Art

[0002] An infusion port is a closed infusion device that is completely implanted in the human body, including a catheter portion with its tip located in the superior vena cava and an injection seat implanted under the skin. When performing infusion maintenance, the infusion port needle needs to be inserted into the injection seat, and then the connected infusion tube is used for infusion. After maintenance, the infusion port needle is fixed using a fixing device. However, the existing fixing device has the following deficiencies when used: the existing fixing device has a relatively simple structure. When in use, medical staff need to prepare medical gauze and cut a notch with scissors, pad the cut gauze on the side of the infusion port needle, and then fix it with a transparent dressing, which is relatively cumbersome to operate.

[0003] Therefore, we propose a multifunctional adjustable infusion port needle fixing device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that the fixing device has a relatively simple structure, and when in use, medical personnel need to prepare medical gauze and cut a notch with scissors, pad the cut gauze on the side of the infusion port needle, and then fix it with a transparent dressing, which is relatively cumbersome to operate. A multifunctional adjustable infusion port needle fixing device is proposed to solve the shortcomings of the prior art that the fixing device has a relatively simple structure, and when in use, the medical personnel need to prepare medical gauze and cut a notch with scissors, pad the cut gauze on the side of the infusion port needle, and then fix it with a transparent dressing, which is relatively cumbersome to operate.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] Multifunctional adjustable infusion port needle fixing device, including:

[0007] A base, wherein a connecting pipe is integrally formed on the surface of the base, and two symmetrically arranged notches are provided on the top of the connecting pipe;

[0008] An L-shaped needle, one end of which is fixedly connected to an infusion tube, and a rectangular block is fixedly provided on the outer wall of the needle, and the rectangular block is arranged on the inner side of the connecting tube;

[0009] Two connecting shells, the two connecting shells are arranged around the outside of the base, the outer walls of the two connecting shells are integrally formed with a semi-circular extension edge, and the bottoms of the connecting shells and the extension edge are bonded with the same gauze;

[0010] A protective cover, wherein the protective cover is arranged on the surface of the base, and an outer wall of the protective cover is provided with two symmetrically arranged first positioning grooves, and the connecting shell and the first positioning grooves are matched;

[0011] Two transparent dressings, the two transparent dressings are arranged around the outer sides of the two connecting shells;

[0012] The limiting mechanism is arranged on the inner side of the connecting pipe and is used to limit the rectangular block.

[0013] In a possible design, the limiting mechanism includes a plurality of limiting blocks and a plurality of limiting grooves, wherein the plurality of limiting blocks are respectively arranged on both sides of the rectangular block, and the plurality of limiting grooves are respectively opened on the inner walls on both sides of the connecting pipe, and the limiting blocks and the limiting grooves cooperate with each other.

[0014] In a possible design, a buckle and a protrusion are provided on the outer wall of the connecting pipe, and the buckle surrounds the connecting pipe and cooperates with the protrusion.

[0015] In a possible design, the surface of the base is integrally formed with two symmetrically arranged connecting blocks, both ends of the two connecting blocks are provided with second positioning grooves, and one side of the two connecting shells is provided with two third positioning grooves, and the second positioning grooves and the third positioning grooves match each other.

[0016] In a possible design, two symmetrically arranged first Velcro strips are provided on the surface of one of the connecting shells, and two symmetrically arranged second Velcro strips are provided on the surface of the other connecting shell, and the first Velcro strips and the second Velcro strips cooperate with each other.

[0017] In a possible design, an annular groove is provided on the surface of the base, and the protective cover matches the annular groove.

[0018] In a possible design, the base, the connecting pipe, the connecting shell, the protective cover and the buckle are all made of PE.

[0019] In the present application, when using, disinfect all items and hands in advance, then use the limit block and the limit groove to adjust the position of the rectangular block, that is, adjust the insertion depth of the needle, then use the thumb, index finger and middle finger to press near the infusion port, insert the needle with the center of the three fingers, then connect the syringe and the infusion tube 5 and perform infusion. After the infusion is completed, unplug the syringe and use the infusion tube regulator to close the infusion tube, then put the protective cover on the base and dock it with the annular groove, and then install the two connecting shells to the outside of the base. At this time, one side of the connecting shell enters the first positioning groove to limit the protective cover, and positions the connecting shell with the cooperation of the second positioning groove and the third positioning groove, and then uses the first Velcro and the second Velcro to limit the connecting shell, then stick the inner side of the transparent dressing on the extended edge, stick the outer side of the transparent dressing on the surrounding skin, and then stick the label with the corresponding information on the protective cover.

[0020] Beneficial effects:

[0021] In the utility model, the multifunctional adjustable infusion port needle fixing device, through the arrangement of the base, the connecting shell and the protective cover and other structures, can quickly assemble the protective cover and the connecting shell when fixing the needle, and then stick the transparent dressing, which is simple and convenient to operate, providing convenience for medical staff;

[0022] In the utility model, the multifunctional adjustable infusion port needle fixing device can adjust the insertion depth of the needle according to the situation through the setting of the limit block and the limit groove, thereby improving the application range of the device;

[0023] In the utility model, the device can be assembled, and the operation is simple and convenient, which provides convenience for medical staff. The insertion depth of the needle can also be adjusted according to the situation, thereby improving the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the exploded structure of the multifunctional adjustable infusion port needle fixing device proposed by the utility model;

[0025] Figure 2 It is a partial cross-sectional structural schematic diagram of the multifunctional adjustable infusion port needle fixing device proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the assembly structure of the multifunctional adjustable infusion port needle fixing device proposed by the utility model.

[0027] In the figure: 1. base; 2. connecting tube; 3. notch; 4. needle; 5. infusion tube; 6. rectangular block; 7. connecting shell; 8. extended edge; 9. gauze; 10. protective cover; 11. first positioning groove; 12. transparent dressing; 13. limiting block; 14. limiting groove; 15. buckle; 16. protrusion; 17. annular groove; 18. connecting block; 19. second positioning groove; 20. third positioning groove; 21. first Velcro; 22. second Velcro. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] Example 1

[0030] Reference Figure 1-Figure 3 , a fixing device, which is used in the field of medical devices, includes: a base 1, a connecting tube 2 is integrally formed on the surface of the base 1, and two symmetrically arranged notches 3 are provided on the top of the connecting tube 2. The notches 3 are arranged to facilitate the insertion of a needle 4 into the connecting tube 2.

[0031] One end of the L-shaped needle 4 is fixedly connected to an infusion tube 5 , and a rectangular block 6 is fixedly provided on the outer wall of the needle 4 , and the rectangular block 6 is arranged on the inner side of the connecting tube 2 .

[0032] Two connecting shells 7 are arranged around the outside of the base 1, and the outer walls of the two connecting shells 7 are integrally formed with a semi-circular extension edge 8. The bottom of the connecting shells 7 and the extension edge 8 is bonded with the same gauze 9, which sticks to the patient's skin, thereby improving the comfort of the device.

[0033] The protective cover 10 is arranged on the surface of the base 1 , and the outer wall of the protective cover 10 is provided with two symmetrically arranged first positioning grooves 11 , the connecting shell 7 and the first positioning grooves 11 cooperate with each other, and the setting of the protective cover 10 can protect the connecting pipe 2 .

[0034] Two transparent dressings 12 are arranged around the outer sides of the two connecting shells 7. The arrangement of the transparent dressings 12 enables the device to be fixed on the patient.

[0035] The limiting mechanism is arranged on the inner side of the connecting tube 2, and is used to limit the rectangular block 6. The limiting mechanism includes a plurality of limiting blocks 13 and a plurality of limiting grooves 14. The plurality of limiting blocks 13 are respectively arranged on both sides of the rectangular block 6, and the plurality of limiting grooves 14 are respectively opened on the inner walls on both sides of the connecting tube 2, and the limiting blocks 13 and the limiting grooves 14 cooperate with each other.

[0036] Example 2

[0037] Improved on the basis of Example 1:

[0038] The outer wall of the connecting tube 2 is provided with a buckle 15 and a protrusion 16. The buckle 15 surrounds the connecting tube 2 and cooperates with the protrusion 16. The arrangement of the buckle 15 and the protrusion 16 binds the connecting tube 2 to prevent the top end of the connecting tube 2 from opening.

[0039] The surface of the base 1 is integrally formed with two symmetrically arranged connecting blocks 18, and both ends of the two connecting blocks 18 are provided with second positioning grooves 19. One side of the two connecting shells 7 is provided with two third positioning grooves 20. The second positioning groove 19 and the third positioning groove 20 cooperate with each other. Through the cooperation of the second positioning groove 19 and the third positioning groove 20, the connection between the connecting shell 7 and the base 1 is more stable.

[0040] The surface of one of the connecting shells 7 is provided with two symmetrically arranged first Velcros 21, and the surface of the other connecting shell 7 is provided with two symmetrically arranged second Velcros 22. The first Velcros 21 and the second Velcros 22 cooperate with each other, and through the cooperation of the first Velcros 21 and the second Velcro 22, the two connecting shells 7 can be connected to each other.

[0041] An annular groove 17 is provided on the surface of the base 1 , and the protective cover 10 and the annular groove 17 match each other. The provision of the annular groove 17 makes the connection between the protective cover 10 and the base 1 more stable.

[0042] The base 1, the connecting pipe 2, the connecting shell 7, the protective cover 10 and the buckle 15 are all made of PE. The PE material makes the device have the advantages of low cost and light weight.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A multifunctional adjustable infusion port needle fixing device, characterized in that: include: A base (1), wherein a connecting tube (2) is integrally formed on the surface of the base (1), and two symmetrically arranged notches (3) are formed at the top of the connecting tube (2); An L-shaped needle (4), one end of the needle (4) being fixedly connected to an infusion tube (5), a rectangular block (6) being fixedly provided on the outer wall of the needle (4), and the rectangular block (6) being arranged on the inner side of the connecting tube (2); Two connecting shells (7), the two connecting shells (7) being arranged around the outside of the base (1), the outer walls of the two connecting shells (7) being integrally formed with a semi-circular extension edge (8), and the bottoms of the connecting shells (7) and the extension edge (8) being bonded with the same gauze (9); A protective cover (10), the protective cover (10) being arranged on the surface of the base (1), the outer wall of the protective cover (10) being provided with two symmetrically arranged first positioning grooves (11), the connecting shell (7) and the first positioning grooves (11) being matched with each other; Two transparent dressings (12), the two transparent dressings (12) being arranged around the outsides of the two connecting shells (7); A limiting mechanism, wherein the limiting mechanism is arranged on the inner side of the connecting tube (2) and is used to limit the rectangular block (6).

2. The multifunctional adjustable infusion port needle fixing device according to claim 1, characterized in that: The limiting mechanism comprises a plurality of limiting blocks (13) and a plurality of limiting grooves (14); the plurality of limiting blocks (13) are respectively arranged on both sides of the rectangular block (6); the plurality of limiting grooves (14) are respectively opened on both side inner walls of the connecting pipe (2); the limiting blocks (13) and the limiting grooves (14) cooperate with each other.

3. The multifunctional adjustable infusion port needle fixing device according to claim 2, characterized in that: The outer wall of the connecting tube (2) is provided with a buckle (15) and a protrusion (16); the buckle (15) surrounds the connecting tube (2) and cooperates with the protrusion (16).

4. The multifunctional adjustable infusion port needle fixing device according to claim 3, characterized in that: The surface of the base (1) is integrally formed with two symmetrically arranged connecting blocks (18), both ends of the two connecting blocks (18) are provided with second positioning grooves (19), and one side of the two connecting shells (7) is provided with two third positioning grooves (20), and the second positioning grooves (19) and the third positioning grooves (20) are matched with each other.

5. The multifunctional adjustable infusion port needle fixing device according to claim 4, characterized in that: The surface of one of the connecting shells (7) is provided with two symmetrically arranged first Velcro strips (21), and the surface of the other connecting shell (7) is provided with two symmetrically arranged second Velcro strips (22), and the first Velcro strips (21) and the second Velcro strips (22) cooperate with each other.

6. The multifunctional adjustable infusion port needle fixing device according to claim 5, characterized in that: An annular groove (17) is provided on the surface of the base (1), and the protective cover (10) and the annular groove (17) are matched.

7. The multifunctional adjustable infusion port needle fixing device according to claim 6, characterized in that: The base (1), the connecting pipe (2), the connecting shell (7), the protective cover (10) and the buckle (15) are all made of PE.

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