CN217697456U - Special fixing device of central venous catheter for hemodialysis - Google Patents

Abstract

The utility model provides a special fixing device for a central venous catheter for hemodialysis, comprising a transparent waterproof applicator and a fixer. The fixer comprises a base and a cover, the bottom surface of the base is tightly connected with the transparent waterproof applicator, and an arterial catheter is arranged on the base The groove and the venous catheter groove, the arterial catheter groove and the venous catheter groove are provided with antibacterial transparent dressings, the groove walls of the arterial catheter groove and the venous catheter groove are respectively connected with a pipe clip groove, and the periphery of the base surface is provided with a pipe clip groove. There is a lower velcro, the base surface inside the lower velcro is provided with a lower non-woven fabric, the cover can be rotatably connected to the base, and the periphery of the bottom of the cover is provided with an upper velcro that can be bonded with the lower velcro, and the upper velcro The bottom surface of the inner cover body is provided with an upper non-woven fabric. The device has good waterproofness and can be properly fixed, the catheter is not easy to displace and slip out, and the unplanned extubation rate is reduced; the sterility is high, and the incidence of bloodstream infection of the hemodialysis catheter is reduced; the operation is convenient, which can reduce the risk of medical staff. work load.

Description

Special fixing device of central venous catheter for hemodialysis

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to special fixing device of central venous catheter for hemodialysis.

Background

After the temporary dialysis access is established, the hemodialysis catheter usually needs to be properly fixed due to the fact that the exposed part of the hemodialysis catheter is long, and adverse events such as catheter pulling and falling, suture falling and local infection are easily caused if the catheter cannot be well fixed. Currently, for fixing a hemodialysis catheter, sterile gauze is usually used for winding the exposed part of the catheter clinically, and then a medical adhesive plaster is used for fixing the catheter on the skin of a patient. However, the inventor of the present application finds, through clinical use research, that on one hand, such a fixing manner has poor water resistance and is easy to cause hemodialysis catheter infection; on the other hand, the adhesive plaster has poor viscosity due to factors such as sweating, oil, skin wrinkles and the like of the skin of the indwelling catheter, and the suture line is easy to break and the catheter is easy to shift due to frequent movement of the neck and the legs and repeated pulling and pulling; on the other hand, the traditional catheter fixing method needs medical care personnel to self-manufacture the fixing device on site, the site operation is complex, the workload of the medical care personnel is increased, and the workload is increased.

SUMMERY OF THE UTILITY MODEL

To current hemodialysis pipe fixed mode waterproof nature poor, lead to hemodialysis pipe infection and aversion easily, the field operation is complicated, has increased medical personnel's work load and work burden's technical problem, the utility model provides a special fixing device of central venous catheter for hemodialysis is applied to interim hemodialysis pipe fixed on to this improves the fixed problem that exists of traditional hemodialysis pipe.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a hemodialysis is with special fixing device of central venous catheter, includes transparent waterproof application and fixer, the fixer includes base and lid, base bottom surface zonulae occludens is on transparent waterproof application, be equipped with artery pipe recess and venous catheter recess on the base, be equipped with antibiotic transparent application in artery pipe recess and the venous catheter recess, the cell wall of artery pipe recess and venous catheter recess communicates respectively and is equipped with the pipe clamp recess, the periphery on base surface is equipped with down the magic subsides, the inboard base surface of magic subsides is equipped with down the non-woven fabrics down, lid rotatable coupling is on the base, the periphery of lid bottom surface is equipped with can with down the last magic subsides that the magic pasted the bonding, it is equipped with the non-woven fabrics to go up the lid bottom surface that the magic subsides inboard.

Compared with the prior art, the utility model provides a when the special fixing device of central venous catheter for hemodialysis uses, tear transparent waterproof application backing earlier and bond device monolithic stationary on patient's skin, place artery pipe and venous catheter respectively in corresponding the recess after that to let the pipe clamp on the sound vein pipe be in the pipe clamp recess, then paste the last magic of lid bottom surface and bond with the lower magic subsides on base surface, with this with lid and base bonding straining. On one hand, the arteriovenous catheter is placed through the arteriovenous catheter groove, and the catheter is crimped through the cover body and the base in a bonding and fastening manner, so that the waterproof performance is good, the catheter can be properly and effectively fixed, the catheter is not easy to shift and slip off, and the non-planned tube drawing rate is reduced; on the other hand, antibacterial transparent dressing is arranged in the groove of the arteriovenous catheter, and non-woven fabrics are arranged on the bottom surface of the cover body and the surface of the base, so that the arteriovenous catheter can be subjected to antibacterial treatment, the sterility is high, and the incidence rate of blood stream infection of the hemodialysis catheter is effectively reduced; on the other hand, according to the description of the device in use, the fixing device does not need to be self-made on site, so that the field operation is simple and convenient, and the workload of medical personnel can be reduced.

Further, the bottom surface of the base is tightly adhered with the transparent waterproof adhesive plaster through a glue coating layer.

Further, the antibacterial transparent dressing adopts chlorhexidine moist dressing.

Furthermore, one end of the base is relatively provided with a supporting seat, the inner end of the supporting seat is provided with a supporting shaft, one end of the cover body is provided with a connecting block, and the opposite outer side of the connecting block is provided with a connecting hole in close pin joint fit with the supporting shaft.

Further, the base and the cover body are respectively made of medical hard plastic through integral molding.

Drawings

Fig. 1 is a schematic structural view of the fixing device dedicated for central venous catheter for hemodialysis provided by the present invention.

In the figure, 1, a transparent waterproof patch; 2. a holder; 21. a base; 211. an arterial catheter groove; 212. an intravenous catheter groove; 213. a pipe clamp groove; 214. a supporting seat; 22. a cover body; 221. connecting blocks; 23. a magic tape is arranged; 24. lower non-woven fabrics; 25. applying a magic tape; 26. and (4) applying non-woven fabrics.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1, the utility model provides a special fixing device of central venous catheter for hemodialysis, including transparent waterproof application 1 and fixer 2, fixer 2 includes base 21 and lid 22, base 21 bottom surface zonulae occludens is on transparent waterproof application 1, be equipped with artery pipe recess 211 and vein pipe recess 212 on the base 21, be equipped with antibiotic transparent dressing in artery pipe recess 211 and the vein pipe recess 212, the cell wall of artery pipe recess 211 and vein pipe recess 212 communicates respectively and is equipped with pipe clamp recess 213, the periphery on base 21 surface is equipped with down magic subsides 23, the inboard base 21 surface of magic subsides 23 is equipped with down non-woven fabrics 24 down, promptly non-woven fabrics 24 arranges in the inboard base surface of magic subsides 23 down, lid 22 rotatable coupling is on base 21, namely be rotatable fit connection between lid 22 and the base 21, the periphery of lid 22 bottom surface is equipped with the last magic subsides 25 that can bond with lower magic subsides 23, go up the inboard 22 bottom surface of magic subsides 25 and be equipped with last magic subsides 26, promptly go up non-woven fabrics 26 and arrange in the inboard bottom surface of lid 25.

Compared with the prior art, the utility model provides a when the special fixing device of central venous catheter for hemodialysis uses, tear transparent waterproof application backing earlier and bond device monolithic stationary on patient's skin, place artery pipe and venous catheter respectively in corresponding the recess after that to let the pipe clamp on the artery and vein pipe be in the pipe clamp recess, then paste the last magic of lid bottom surface and paste with the lower magic of base surface and bond, with this with lid and base bonding straining. On one hand, the arteriovenous catheter is placed through the arteriovenous catheter groove, and the catheter is crimped through the cover body and the base in a bonding and fastening manner, so that the waterproof performance is good, the catheter can be properly and effectively fixed, the catheter is not easy to shift and slip off, and the non-planned tube drawing rate is reduced; on the other hand, the antibacterial transparent dressing is arranged in the groove of the arteriovenous catheter, and the non-woven fabrics are arranged on the bottom surface of the cover body and the surface of the base, so that the arteriovenous catheter can be subjected to bacteria prevention, the sterility is high, and the incidence rate of blood flow infection of the hemodialysis catheter is effectively reduced; on the other hand, according to the description of the device in use, the fixing device does not need to be self-made on site, so that the field operation is simple and convenient, and the workload of medical staff can be reduced.

As a specific example, the bottom surface of the base 21 is tightly adhered to the transparent waterproof application 1 by the existing adhesive layer, thereby achieving the tight connection between the base 21 and the transparent waterproof application 1, although those skilled in the art can also use other existing adhesive layers to achieve the tight connection.

As a specific example, the antibacterial transparent dressing adopts the existing chlorhexidine wet dressing, the product consists of a transparent dressing and a gel liner, the gel liner contains 2% (w/w) of chlorhexidine gluconate, the gel liner is an antibacterial agent, and the gel liner is particularly suitable for covering and protecting catheter positions (covering arteriovenous catheters, intravascular catheters and percutaneous apparatuses) on the body surface and fixing the apparatuses on healthy skin, and the skilled person can also adopt other existing antibacterial transparent dressings to realize the antibacterial effect.

As an embodiment, referring to fig. 1, one end of the base 21 is provided with a supporting seat 214, an inner end of the supporting seat 214 is provided with a supporting shaft (not shown), one end of the cover 22 is provided with a connecting block 221, and an opposite outer side of the connecting block 221 is provided with a connecting hole (not shown) in close pivot fit with the supporting shaft, thereby realizing rotatable connection between the cover 22 and the base 21, although those skilled in the art can also adopt other structural manners based on this.

In a specific embodiment, the base 21 and the cover 22 are respectively made of medical hard plastic by integral molding, so that the arteriovenous catheter in the internal groove can be well fixed, and the waterproof performance is good.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (5)

1. The utility model provides a special fixing device of central venous catheter for hemodialysis, its characterized in that, includes transparent waterproof application (1) and fixer (2), fixer (2) are including base (21) and lid (22), base (21) bottom surface zonulae occludens is on transparent waterproof application (1), be equipped with artery pipe recess (211) and venous catheter recess (212) on base (21), be equipped with antibiotic transparent dressing in artery pipe recess (211) and venous catheter recess (212), the cell wall of artery pipe recess (211) and venous catheter recess (212) communicates respectively and is equipped with pipe clamp recess (213), the periphery on base (21) surface is equipped with down magic subsides (23), base (21) surface inboard magic subsides (23) is equipped with down non-woven fabrics (24), lid (22) rotatable coupling is on base (21), the periphery of lid (22) bottom surface is equipped with can with the last magic subsides (25) that lower magic subsides (23) bonded, lid (22) inboard of going up magic subsides (25) are equipped with bottom surface non-woven fabrics (26).

2. The special fixing device for the central venous catheter for hemodialysis as set forth in claim 1, wherein the bottom surface of the base (21) is closely adhered to the transparent waterproof patch (1) by means of a glue coating layer.

3. The fixing device special for the central venous catheter for hemodialysis as defined in claim 1, wherein the antibacterial transparent dressing is a chlorhexidine moist dressing.

4. The special fixing device for the central venous catheter for hemodialysis according to claim 1, wherein a supporting seat (214) is oppositely arranged at one end of the base (21), a supporting shaft is arranged at the inner end of the supporting seat (214), a connecting block (221) is arranged at one end of the cover body (22), and a connecting hole which is tightly pivoted and matched with the supporting shaft is arranged at the opposite outer side of the connecting block (221).

5. The special fixing device for the central venous catheter for hemodialysis as set forth in claim 1, wherein the base (21) and the cover (22) are integrally formed by medical hard plastic respectively.

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