Fixator for injection seat of infusion port

Abstract

The utility model belongs to the technical field of infusion ports, particularly relates to an infusion port injection seat fixer, and aims to solve the problems that the occlusion fixing effect of an opening is poorer due to the elasticity of an elastic rope, and the fixing effect is also influenced due to the fact that the elastic rope is easy to loosen in a winding and fixing manner. The fixing cover is a transparent cylindrical shell, the center of the top of the fixing cover is provided with a positioning hole used for assisting a puncture needle in positioning an infusion port diaphragm, the locking assembly is arranged in the fixing cover and used for fastening infusion port injection bases of different sizes, and the fixing effect on the infusion port injection bases is improved. The infusion port injection seat fixing device is reasonable in design, stable in structure and easy and convenient to operate, infusion port injection seats of different sizes can be stably fixed through matched use of the locking assembly and the auxiliary fixing assembly, the infusion port injection seat fixing device is particularly suitable for the use scene of an upper arm port, and meanwhile use convenience and safety are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of infusion ports, in particular to an infusion port injection seat fixer. Background Art

[0002] The infusion port injection seat is an intravenous infusion device that is fixed under the skin through surgical implantation and remains in the body for a long time. It is mainly composed of an injection seat with a self-sutured silicone resin diaphragm and a radiopaque catheter system. During the operation, the doctor will choose the appropriate implantation position and angle based on the patient's specific situation to ensure that the infusion port injection seat can be stably fixed in the subcutaneous tissue. Once the implantation is completed, the infusion port injection seat will be tightly integrated with the patient's subcutaneous tissue to form a relatively fixed structure.

[0003] After searching, the patent with announcement number CN219721524U discloses an infusion port injection seat fixture, including an injection seat with a truncated cone-shaped structure; a fixing component, which is located above the injection seat and has an annular structure designed to wrap and fix the injection seat.

[0004] Although the above-mentioned infusion port injection seat fixation wraps the injection seat across the skin, it is necessary to pull the elastic rope to wrap it around the winding column and finally clip it into the embedded groove for tightening. Due to the elasticity of the elastic rope itself, the open bite fixation effect is poor, and the way of wrapping and fixing the elastic rope is easy to loosen, which also affects the fixation effect.

[0005] In view of the above problems, the present utility model document proposes an infusion port injection seat fixer. Utility Model Content

[0006] The utility model provides an infusion port injection seat fixer, which solves the shortcomings of the prior art that the elasticity of the elastic rope itself leads to poor bite fixing effect of the opening, and the winding and fixing method of the elastic rope is easy to loosen, which also affects the fixing effect.

[0007] The utility model provides the following technical solutions:

[0008] An infusion port injection seat fixer, comprising:

[0009] A fixed cover, which is a transparent cylindrical shell, and a positioning hole for assisting the puncture needle in positioning the infusion port diaphragm is provided in the center of the top of the fixed cover;

[0010] The locking assembly is arranged in the fixing cover and is used to fasten the injection seats of the infusion port of different sizes to improve the fixing effect of the injection seat of the infusion port;

[0011] The auxiliary fixing component is arranged on the fixing cover and is used for the upper arm port to further improve the fixing effect of the upper arm port.

[0012] In a possible design, the locking assembly includes two arc-shaped clamping plates symmetrically arranged in a fixed cover, a screw is rotatably installed in the center of the outer wall of the arc-shaped clamping plate, the screw is threadedly connected to the fixed cover, and the other end of the screw passes through the outer wall of the fixed cover and is fixedly provided with an anti-slip screw cap.

[0013] In a possible design, a nut is threadedly connected to the screw rod for preventing the screw rod from moving again, and the nut is located between the anti-slip screw cap and the fixing cover.

[0014] In a possible design, a T-shaped slider is fixedly provided at the center of the top of the arc-shaped clamping piece to prevent the arc-shaped clamping piece from rotating, and a sliding groove for slidingly connecting to the corresponding T-shaped slider is provided at the top of the inner wall of the fixed cover.

[0015] In a possible design, a protective pad for increasing friction with the skin is fixedly provided on the inner clamping wall of the arc-shaped clamping piece.

[0016] In a possible design, the auxiliary fixing assembly includes two fixing belts symmetrically fixedly arranged on the outer wall of the fixing cover, and a group of Velcro strips for use with the two fixing belts are fixedly arranged on the two fixing belts.

[0017] It should be understood that the above general description and the following detailed description are merely exemplary and do not limit the present invention.

[0018] In the present application, when in use, the fixed cover is placed outside the injection seat of the infusion port, ensuring that the positioning hole is aligned with the diaphragm of the infusion port, and the distance between the two arc-shaped clamping pieces is adjusted by rotating the anti-slip screw cap to adapt it to the size of the injection seat of the infusion port, and then the screw is tightened so that the arc-shaped clamping piece tightly clamps the injection seat of the infusion port, and at the same time, the nut is ensured to be tightened to prevent the screw from loosening;

[0019] If the upper arm port needs to be secured, place the strap around the upper arm and attach it with Velcro to provide additional securement of the upper arm port.

[0020] The utility model has the following beneficial effects:

[0021] The infusion port injection seat fixer in the utility model is reasonably designed, stable in structure, and simple and convenient to operate. Through the coordinated use of the locking component and the auxiliary fixing component, stable fixation of infusion port injection seats of different sizes can be achieved, which is particularly suitable for the use scenario of the upper arm port. At the same time, the design of the transparent cylindrical shell allows the user to easily observe the status of the infusion port injection seat, thereby improving the convenience and safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1A schematic diagram of the three-dimensional structure of an infusion port injection seat fixture provided by an embodiment of the utility model;

[0023] Figure 2 A schematic structural diagram of an infusion port injection seat fixture from another perspective provided by an embodiment of the utility model;

[0024] Figure 3 A schematic diagram of the internal structure of a fixing cover of an infusion port injection seat fixing device provided by an embodiment of the utility model;

[0025] Figure 4 A schematic diagram of the structure of an arc-shaped clamping piece of an infusion port injection seat fixture provided in an embodiment of the utility model.

[0026] Figure numerals: 1. fixing cover; 2. positioning hole; 3. arc-shaped clamping piece; 4. screw; 5. anti-slip screw cap; 6. nut; 7. protective pad; 8. T-shaped slider; 9. slide groove; 10. fixing belt; 11. Velcro. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In the description of the present invention, it should be understood that the terms "opening", "upper", "middle", "length", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In order to keep the following description of the embodiments of the present invention clear and concise, the present invention omits detailed descriptions of known functions and known components.

[0030] Embodiment 1

[0031] Please refer to Figure 1-4 , an infusion port injection seat holder, which is used in the field of infusion ports, including:

[0032] Fixed cover 1: It adopts a transparent cylindrical shell design, which is light and durable, making it easy to observe the status of the infusion port injection seat. A positioning hole 2 is provided in the center of the top of the fixed cover 1 to assist the puncture needle in accurately positioning the infusion port diaphragm to ensure the accuracy and safety of the puncture process;

[0033] Locking assembly: This assembly includes two arc-shaped clamping pieces 3 symmetrically arranged in the fixed cover 1. A screw 4 is rotatably installed in the center of the outer wall of each arc-shaped clamping piece 3. The screw 4 is connected to the fixed cover 1 through a thread. By rotating the screw 4, the distance between the two arc-shaped clamping pieces 3 can be adjusted to adapt to different sizes of infusion port injection seats. The other end of the screw 4 passes through the outer wall of the fixed cover 1 and is fixed with an anti-slip screw cap 5 for easy operation by users;

[0034] In addition, in order to prevent the screw rod 4 from loosening during the fixing process, a nut 6 is threadedly connected to the screw rod 4, and the nut 6 is located between the anti-slip screw cap 5 and the fixing cover 1. When the screw rod 4 is tightened, the nut 6 is tightened against the outer wall of the fixing cover 1 to prevent it from moving again, thereby maintaining the stable fixation of the infusion port injection seat;

[0035] In order to ensure the stability of the arc-shaped clamping piece 3 during movement, a T-shaped slider 8 is fixedly provided at the center of the top thereof. Correspondingly, a slide groove 9 is provided at the top of the inner wall of the fixed cover 1 for slidingly connecting the T-shaped slider 8. This design makes the arc-shaped clamping piece 3 more stable during movement and less likely to deviate.

[0036] In order to improve the fixing effect, a protective pad 7 is fixedly provided on the clamping inner wall of the arc-shaped clamping piece 3. The protective pad 7 is made of a soft material with high friction, which can increase the friction between the skin and prevent the infusion port injection seat from sliding during the fixing process.

[0037] Embodiment 2

[0038] Improvements based on Example 1:

[0039] Please refer to Figure 1-2 Auxiliary fixation component: This component is mainly used for the upper arm port, including two fixing straps 10 symmetrically fixed on the outer wall of the fixing cover 1, and a group of matching Velcro 11 are fixed on the two fixing straps 10. When the upper arm port needs to be fixed, the user can wrap the fixing straps 10 around the upper arm and stick them together with the Velcro 11 to achieve additional fixation of the upper arm port. This design enhances the stability and safety of the fixator and is particularly suitable for the use scenario of the upper arm port.

[0040] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited to them. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model; in the absence of conflicts, the embodiments of the utility model and the features in the embodiments can be combined with each other. Therefore, the protection scope of the utility model shall be based on the protection scope of the claims.

Claims

1. An infusion port injection seat holder, characterized in that: include: A fixed cover (1), the fixed cover (1) being a transparent cylindrical shell, and a positioning hole (2) for assisting the puncture needle in positioning the infusion port diaphragm is provided at the center of the top of the fixed cover (1); A locking assembly is arranged in the fixing cover (1) and is used to fasten infusion port injection seats of different sizes, thereby improving the fixing effect of the infusion port injection seat; The auxiliary fixing component is arranged on the fixing cover (1) and is used for the upper arm port to further improve the fixing effect of the upper arm port.

2. The infusion port injection seat holder according to claim 1, characterized in that: The locking assembly comprises two arc-shaped clamping pieces (3) symmetrically arranged in the fixed cover (1); a screw rod (4) is rotatably mounted at the center of the outer wall of the arc-shaped clamping piece (3); the screw rod (4) is threadedly connected to the fixed cover (1); the other end of the screw rod (4) passes through the outer wall of the fixed cover (1) and is fixedly provided with an anti-slip screw cap (5).

3. The infusion port injection seat holder according to claim 2, characterized in that: The screw rod (4) is threadedly connected with a nut (6) for preventing the screw rod (4) from moving again, and the nut (6) is located between the anti-slip screw cap (5) and the fixing cover (1).

4. The infusion port injection seat holder according to claim 2, characterized in that: A T-shaped slider (8) is fixedly arranged at the center of the top of the arc-shaped clamping piece (3) to prevent the arc-shaped clamping piece (3) from rotating, and a sliding groove (9) for slidingly connecting the corresponding T-shaped slider (8) is arranged at the top of the inner wall of the fixed cover (1).

5. The infusion port injection seat holder according to claim 2, characterized in that: A protective pad (7) for increasing the frictional force in contact with the skin is fixedly arranged on the inner clamping wall of the arc-shaped clamping piece (3).

6. The infusion port injection seat holder according to claim 1, characterized in that: The auxiliary fixing component comprises two fixing belts (10) symmetrically fixedly arranged on the outer wall of the fixing cover (1), and a group of Velcro strips (11) for matching use are fixedly arranged on the two fixing belts (10).

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