CN213220347U

CN213220347U - Catheter with fixing device

Info

Publication number: CN213220347U
Application number: CN202021789686.4U
Authority: CN
Inventors: 吴志梅; 霍华俏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-18
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a catheter with a fixing device, relating to the technical field of medical supplies. The utility model comprises a catheter body and a guide wire, wherein one end of the catheter body is provided with a urethral catheterization hole, and the other end is provided with a fixing device; the guide wire is movably arranged in the catheter body in a penetrating way and penetrates out of the urethral catheterization hole; the fixing device comprises a base, the base is detachably connected with the catheter body, adhesive tapes are arranged on two sides of the base, and the adhesive surfaces of the adhesive tapes face the direction far away from the catheter body. The utility model guides the catheter to alternate through the guide wire, thereby improving the indwelling success rate of the catheter and reducing the pain of the patient; the catheter can be effectively fixed through the fixing device, the problem that the catheter is pulled to cause urethral injury and the catheter is separated is avoided, the fixing effect is good, the operation is convenient, and the nursing is convenient.

Description

Catheter with fixing device

Technical Field

The utility model relates to the technical field of medical supplies, concretely relates to take fixing device's catheter.

Background

Currently, in the medical field, indwelling urinary catheters are common medical means for relieving urinary retention, treating urinary tract diseases, and observing urine volume. Because the catheter is left to belong to invasive operation, keep somewhere complicacy, keep somewhere the ureter in-process at ordinary times in addition, mostly belong to blind insertion, and because the hardness of catheter is generally lower, the catheter is often difficult to alternate the exact position of keeping somewhere, leads to the operation degree of difficulty of keeping somewhere the catheter great, often need alternate many times, arouse urethral mucosa damage and hemorrhage easily, bring the misery for the patient.

On the other hand, in clinical work, the catheter is not effectively fixed after being successfully indwelling, and the problems of urethral injury and catheter detachment caused by catheter traction often occur easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a catheter with a fixing device. The utility model guides the catheter to alternate through the guide wire, thereby improving the indwelling success rate of the catheter and reducing the pain of the patient; the catheter can be effectively fixed through the fixing device, the problem that the catheter is pulled to cause urethral injury and the catheter is separated is avoided, the fixing effect is good, the operation is convenient, and the nursing is convenient.

The utility model relates to a catheter with a fixing device, which comprises a catheter body and a guide wire, wherein one end of the catheter body is provided with a urethral catheterization hole, and the other end is provided with a fixing device; the guide wire is movably arranged in the catheter body in a penetrating way and penetrates out of the urethral catheterization hole; the fixing device comprises a base, the base is detachably connected with the catheter body, adhesive tapes are arranged on two sides of the base, and the adhesive surfaces of the adhesive tapes face the direction far away from the catheter body.

Preferably, a buckle belt is arranged on one side of the base, a plurality of buckle holes are arranged on the buckle belt along the length direction of the buckle belt, and a buckle matched with the buckle holes is arranged on the other side of the base; after the fastening belt bypasses the peripheral surface of the catheter body, one of the fastening holes is fastened with the fastener, so that the base is connected with the catheter body.

Preferably, the front section of the guide wire is bent sideways at 40-50 °.

Preferably, the outer surface of the anterior segment of the guidewire is coated with a hydrophilic coating.

Preferably, the hydrophilic coating is a povidone-based coating.

Preferably, the diameter of the urethral catheterization hole is 0.1cm, and the diameter of the guide wire is 0.09 cm.

Preferably, the guidewire length is equal to twice the catheter body length.

Preferably, one side of the base, which is far away from the catheter body, is covered with a silica gel layer.

A take fixing device's catheter, its advantage lies in:

1. the utility model discloses when interlude the catheter, guide the catheter body through the seal wire and alternate, reduced the operation degree of difficulty of keeping somewhere the catheter, improve the success rate of keeping somewhere the catheter, reduce the number of times of interlude, reduce patient's misery. The catheter is fixed through the fixing device, the problem that the urethral catheter is damaged due to traction of the catheter and the catheter is separated can be avoided, the fixing effect is good, the operation is convenient, and the daily nursing is convenient.

2. The base is connected with the catheter body in a buckling mode and a buckling mode, the connection mode is quick in dismounting, the catheter body is convenient to fix and separate, and daily care can be facilitated.

3. The front section of the guide wire is bent by 40-50 degrees, so that the front end of the guide wire is in a hook shape after the guide wire passes through the catheter body, and the cambered surface faces outwards, thereby reducing the risk of scratching the urethra by stabbing the guide wire and ensuring that the inserting process is safer.

4. The outer surface of the front section of the guide wire is coated with a hydrophilic coating, and the hydrophilic coating is helpful for the guide wire guiding process.

5. The hydrophilic coating is a povidone coating which has good hydrophilicity.

6. The diameter of the urethral catheterization hole is 0.1cm, the diameter of the guide wire is 0.09cm, the urethral catheterization hole and the guide wire with the above sizes can effectively guide urine, and the guide wire can play a good guiding role.

7. The length of the guide wire is equal to twice the length of the catheter body, so that the guide wire has enough length, and the guide wire can be prevented from being separated from the catheter body in the inserting process.

8. The bottom surface of base covers has the silica gel layer, and the silica gel layer matter is soft, and leg skin through silica gel layer and patient contacts, can make patient's sense of touch comfortable, is applicable to the long-time fixed in-process of catheter.

Drawings

Fig. 1 is a schematic structural view of a catheter with a fixing device according to the present invention;

fig. 2 is a schematic diagram of the structure at position a in fig. 1.

Description of reference numerals: 1-a catheter body, 2-a guide wire, 3-a fixing device, 31-a base, 32-an adhesive tape, 33-a buckle belt and 331-a buckle hole.

Detailed Description

As shown in fig. 1 and 2, a catheter with a fixing device, including a catheter body 1, the catheter body 1 is a common catheter structure, made of plastic material, and the middle part forms a lumen for circulating urine. One end of the catheter body 1 is provided with a urine guide hole for guiding urine to flow into the lumen. Specifically, the number of the urethral catheterization holes is three, one of the urethral catheterization holes is located at the front end of the urethral catheter, and the other two urethral holes are located on two sides of the front end of the urethral catheter respectively.

To catheter itself matter soft, the difficult technical problem that alternates, this embodiment has set up seal wire 2 in catheter body 1, and is concrete, and seal wire 2 adopts the superplastic type supersmooth seal wire in advance, and the supersmooth seal wire is a special seal wire of diagnosing of interveneeing, and outer coating biomaterial, contact water or blood rear surface become smooth, reducible damage to the operation position, and it has higher hardness, can guide catheter body 1 to alternate. The guide wire 2 is arranged in the lumen of the catheter body 1 in a penetrating manner and is in clearance fit with the lumen of the catheter body 1, so that the guide wire 2 can move relative to the catheter body 1. The end part of the guide wire 2 is exposed after passing through the urethral catheterization hole at the front end of the urethral catheter body 1. The trend of the catheter body 1 is guided through the guide wire 2, so that the operation difficulty of indwelling the catheter can be reduced.

To current catheter do not have effective fixedly after lieing in successfully, easily draw the problem that the catheter leads to urethra damage and catheter to deviate from, in clinical practice, in order to fix the catheter, can simply glue the catheter in patient's thigh position with the sticky tape, can be at the treatment in-process of reality, the catheter is lied in and is usually needed to last a period of longer time, and in daily nursing process, for example when changing the urine bag, often need to remove the position of catheter, adopt the fixed mode of sticky tape, all need tear the sticky tape off when removing the catheter at every turn, it is fixed again to reuse the sticky tape after the nursing operation ends. The fixing mode needs to repeatedly tear and stick the adhesive tape during daily nursing, the operation is relatively complicated, and obvious discomfort is brought to a patient when the adhesive tape is torn off. Thus, the embodiment provides the fixing means 3 at the end of the catheter body 1 remote from the urinary catheter hole. Referring to fig. 2 in detail, the fixing device 3 includes a base 31, the base 31 is a square base made of rigid plastic, the base 31 is detachably connected to the catheter body 1, adhesive tapes 32 are disposed on two sides of the base 31, an adhesive surface of the adhesive tapes 32 faces a direction away from the catheter body 1, and a tearable film is adhered to the adhesive surface. Adopt fixing device 3 as above, glue base 31 in patient's thigh position back through sticky tape 32, be connected base 31 and catheter body 1, just can effectively be fixed catheter body 1, prevent that catheter body 1 tractive from leading to the problem that urethra damage and catheter deviate from. And adopt the mode that base 31 and catheter body 1 are connected, in the daily nursing process, when needing to remove catheter body 1, with base 31 and catheter body 1 separation can, just so can make base 31 keep gluing in patient's shank, and can normally remove catheter body 1, treat after the nursing is accomplished to be connected catheter body 1 and base 31 reconnection can. Like this when needs remove catheter body 1, just need not to tear fixed sticky tape 32 from patient's shank, it is more convenient to operate during the nursing, also can avoid tearing repeatedly and paste the uncomfortable sense that sticky tape brought for the patient.

The use of this embodiment is described in detail below, which assists the patient in maintaining a supine position when the catheter is indwelling, and performs the disinfection operation as required. The urethral catheter is opened, whether the urethral catheter body 1 is unobstructed or not is checked, and whether the air bag leaks or not is checked. Whether the guide wire 2 can smoothly penetrate out of the front end of the catheter body 1 or not is checked, and then whether the guide wire 2 can smoothly exit from the catheter body 1 or not is checked. After each examination, the guide wire 2 penetrates through the catheter body 1, the end part of the guide wire 2 is exposed out of a urethral catheterization hole at the front end of the catheter body 1, the guide wire 2 and the catheter body 1 are inserted into a urethra by holding, the guide wire 2 is pushed forwards and then the catheter body 1 is pushed synchronously, if the pushing meets resistance, the guide wire 2 is slightly rotated, the direction of the guide wire 2 is changed, when the guide wire 2 is rotated to push forwards without resistance, the guide wire 2 and the catheter body 1 are continuously pushed forwards until the urine flows into the catheter body 1, then the catheter body is inserted forwards by 7-10cm, then the guide wire 2 is slowly drawn out outwards, the physiological saline is injected into an air bag, the catheter body 1 is slightly pulled outwards until obvious resistance is met, the outer end of the catheter body 1 is connected with a urine bag, the base 31 is connected with the catheter body 1, the base 31 is fixed on the thigh of a patient through an adhesive tape 32, the catheter indwelling process is completed.

The utility model discloses when interlude the catheter, guide the catheter to alternate through seal wire 2, reduced the operation degree of difficulty of keeping somewhere the catheter, improve the success rate of keeping somewhere the catheter, reduce the number of times of interlude, reduce patient's misery. The catheter is fixed through the fixing device 3, the problem that the urethral catheter is damaged due to traction of the catheter and the catheter is separated can be avoided, the fixing effect is good, the operation is convenient, and the daily nursing is convenient.

Further, in this embodiment, a buckle belt 33 is disposed on one side of the base 31, the buckle belt 33 is in a long sheet shape, a plurality of buckle holes 331 are disposed in the buckle belt 33 along the length direction thereof, and the buckle holes 331 are in a square shape. The other side of the base 31 is provided with a buckle (not shown) adapted to the buckle hole 331. Specifically, one end of the buckle belt 33 is hinged to the base 31, and the other end is a free end. The buckle is positioned below the free end of the buckle belt 33, when the catheter body 1 is fixed, after the buckle belt 33 bypasses the outer peripheral surface of the catheter body 1, one buckle hole 331 closest to the buckle is buckled with the buckle, and then the base 31 can be connected with the catheter body 1. This kind of connected mode dismouting is quick, the catheter body 1's of being convenient for fixed and separation, the daily nursing of can being convenient for, and foretell detains 33 and buckle structure, can be applicable to the catheter body 1 of different big or small pipe diameters, just so more convenient when production, need not to detain 33 for the detaining of the different specifications of catheter body 1 individual production of every pipe diameter, and the commonality is better.

Further, in the embodiment, the front section of the guide wire 2 is bent sideways by 40-50 degrees. Foretell structure of buckling for 2 seal wires are stretching into the in-process of the lumen of catheter body 1, receive the effect of lumen pipe wall, 2 seal wires can take place to buckle naturally, after passing the lumen, 2 seal wires's anterior segment can present the crotch state as shown in figure 1, and the cambered surface is outwards, 2 seal wires will be through cambered surface and the urethra contact of buckling like this at the in-process of alternating, can reduce 2 risk that stab the fish tail urethra of seal wires like this, it is safer to make the process of alternating.

Further, in this embodiment, the outer surface of the anterior segment of the guide wire 2 is coated with a hydrophilic coating, and the hydrophilic coating has the characteristic of being compatible with liquid, thereby being beneficial to the guiding process of the guide wire 2 and reducing the risk that the guide wire 2 damages the urethra.

Further, in the embodiment, the hydrophilic coating is a povidone coating, and the povidone coating has good hydrophilicity.

Furthermore, in this embodiment, the diameter of the urethral catheterization hole is 0.1cm, the diameter of the guide wire 2 is 0.09cm, and the urethral catheterization hole and the guide wire 2 with the above dimensions can effectively guide urine, and the diameter of the guide wire 2 is moderate, so that a good guiding and inserting effect can be achieved, and the urethra is not easily damaged.

Further, in this embodiment, the length of the guide wire 2 is equal to twice the length of the catheter body 1, so that the guide wire 2 has a sufficient length, and the guide wire 2 can be prevented from being separated from the catheter body 1 in the insertion process.

Further, in this embodiment, the one side that catheter body 1 was kept away from to base 31 covers has the silica gel layer, and silica gel layer matter is soft, and the shank skin contact through silica gel layer and patient can make patient's sense of touch comfortable, is applicable to the long-time fixed in-process of catheter.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse explanation, these directional terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present application.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures, and it is to be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A catheter with a fixing device is characterized by comprising a catheter body and a guide wire, wherein one end of the catheter body is provided with a urethral catheterization hole, and the other end of the catheter body is provided with the fixing device; the guide wire is movably arranged in the catheter body in a penetrating way and penetrates out of the urethral catheterization hole; the fixing device comprises a base, the base is detachably connected with the catheter body, adhesive tapes are arranged on two sides of the base, and the adhesive surfaces of the adhesive tapes face the direction far away from the catheter body.

2. The catheter with the fixing device as claimed in claim 1, wherein a buckle belt is arranged on one side of the base, a plurality of buckle holes are arranged on the buckle belt along the length direction of the buckle belt, and a buckle matched with the buckle holes is arranged on the other side of the base; after the fastening belt bypasses the peripheral surface of the catheter body, one of the fastening holes is fastened with the fastener, so that the base is connected with the catheter body.

3. A catheter with fastening device according to claim 1 wherein the front section of said guide wire is bent sideways at 40 ° to 50 °.

4. A catheter with fastening device according to claim 1 or 3 wherein the outer surface of the front section of the guide wire is coated with a hydrophilic coating.

5. The catheter with fastening device of claim 4, wherein the hydrophilic coating is a povidone-coating.

6. The catheter with fastening device according to claim 1, wherein the diameter of said urethral opening is 0.1cm and the diameter of said guide wire is 0.09 cm.

7. A catheter with fastening device according to claim 1 or 6, wherein said guide wire has a length equal to twice the length of said catheter body.

8. The catheter with fixing device according to claim 1, wherein a surface of the base away from the catheter body is covered with a silicone layer.