CN219517330U - Mushroom-shaped head catheter - Google Patents

Abstract

The utility model relates to a mushroom-shaped head urinary catheter. The key points of the technical scheme are: comprising: a urinary catheter main body and a water injection mechanism; The tube body is provided with a balloon near the fungiform soft deformation head; the water injection mechanism is installed on the catheter body and connected to the balloon; a catheter lumen is provided inside the catheter body; A guide steel core that can stretch and stretch the fungi-shaped soft deformable head is movable in the inner cavity of the urinary catheter; this application has the advantages of reducing the stimulation of the urinary catheter to the patient's bladder and making the drainage more smooth.

Description

A mushroom head catheter

technical field

The utility model relates to the technical field of medical consumables, more specifically, it relates to a mushroom head catheter.

Background technique

As a common clinical medical consumable, the urinary catheter is used to drain the urine of the patient's bladder. The catheter is inserted into the human body through the urethra to drain the urine from the bladder to the outside of the body. The main function is to accurately record the urine volume, which is convenient for drainage and flushing. etc., play an important role in clinical practice.

At present, the most common medical use is the balloon catheter. The existing catheters have the following problems: the protruding balloon part of the front end of the balloon catheter is relatively long, the opening position is relatively high, and the head is thin and deflected. Hard, the drainage ports on both sides of the urinary catheter may be covered by the bladder mucosa during the indwelling catheter, affecting drainage, and the front end of the urinary catheter is more irritating to the patient's bladder, which will cause discomfort in the patient's bladder area, so it needs to be improved.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a mushroom head catheter, which has the advantages of reducing the stimulation of the catheter to the patient's bladder and making the drainage more smooth.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a mushroom-shaped head catheter, a catheter body and a water injection mechanism; a mushroom-shaped flexible deformable head is arranged at the end of the catheter body; A balloon is provided near the fungiform soft deformation head of the urinary catheter body; the water injection mechanism is installed on the urinary catheter body and connected to the balloon; Urinary tube lumen; a guide steel core that can stretch and stretch the fungi-shaped soft deformable head is movably arranged in the inner cavity of the urinary tube.

Optionally, the shape of the insertion contact surface of the mushroom-like soft deformation head is hemispherical.

Optionally, several catheter drainage holes are opened on the insertion contact surface of the fungi-shaped soft deformable head.

Optionally, a slight bend is provided at one end of the guiding steel core; a steel core handle is provided at the other end of the guiding steel core.

Optionally, a fixed hook for limiting the working position of the guiding steel core in the inner cavity of the urinary catheter is provided on the handle of the steel core; the fixed curved clip is detachably arranged on the main body of the urinary catheter .

Optionally, the water injection mechanism includes: a water injection conduit and a water injection nozzle for connecting an external syringe; one end of the water injection conduit is connected to the balloon, and the other end of the water injection conduit is connected to the water injection nozzle.

Optionally, a piston capable of preventing liquid leakage is provided on the water injection nozzle.

In summary, the utility model has the following beneficial effects:

1. The mushroom-shaped head catheter of this application has a hemispherical mushroom-shaped design at its front end, which is shorter than the protruding balloon and has a larger contact area. This design can reduce the stimulation of the front end of the catheter to the bladder. The irritation symptoms will be lighter; when the mushroom-shaped head catheter is placed, the soft-deformed mushroom-shaped head is extended by guiding the steel core to facilitate insertion.

2. The fungus-shaped soft deformation head of the urinary catheter is inserted into the contact surface, and there are multiple catheter drainage holes around it. The diameter of the catheter drainage holes can be larger, so that it is more convenient to suck and suck out blood clots and other sundries, so that the urinary catheter The drainage is smoother; the overall structure of the urinary catheter is simple, and the production can be popularized according to the existing manufacturing process.

Description of drawings

Fig. 1 is the first structural representation of the utility model;

Fig. 2 is a second structural diagram of the utility model.

In the figure: 1. Main body of urinary catheter; 2. Water injection mechanism; 21. Water injection catheter; 22. Water injection nozzle; 3. Balloon; 4. Fungal soft deformation head; 51. Guiding steel core; 52. Steel core handle ; 53, fixed curved card; 6, urinary catheter drainage hole.

Detailed ways

In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model will be described in detail below in conjunction with the accompanying drawings. Several embodiments of the utility model are provided in the accompanying drawings. However, the invention can be embodied in many different forms and is not limited to the embodiments described herein.

In this utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations. The terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features.

In the present invention, unless otherwise clearly specified and limited, the first feature being "on" or "under" the second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature. The terms "vertical", "horizontal", "left", "right", "upper", "lower" and similar expressions are used for the purpose of description only and do not indicate or imply that the device or element referred to must have a specific Orientation, construction and operation in a particular orientation, therefore should not be construed as limiting the invention.

Below in conjunction with accompanying drawing and embodiment, the utility model is described in detail.

As shown in Figures 1 and 2, the utility model provides a fungiform head catheter, comprising: a catheter body 1 and a water injection mechanism 2; Deformation head 4; a balloon 3 is provided near the fungal soft deformation head 4 of the urinary catheter main body 1; the water injection mechanism 2 is installed on the urinary catheter main body 1 and connected to the balloon 3; A urinary catheter lumen is provided inside the urinary catheter main body 1; a guiding steel core 51 that can extend and stretch the fungi-like soft deformable head 4 is movably arranged in the urinary catheter inner cavity.

In this embodiment, the balloon 3 is mounted on the front end of the urinary catheter main body 1, and the urinary catheter main body 1 can drive the balloon 3 to move; Shaped soft deformable head 4, guiding steel core 51 is set in the inner cavity of urinary catheter;

When the urinary catheter is inserted, the guide steel core 51 is inserted into the catheter lumen and the fungiform soft deformation head 4 at the front end is stretched (the fungi-shaped soft deformation head 4 is elongated like an umbrella, see Fig. 1 ), so that the fungiform soft deformable head 4 can be inserted into the urethra to the bladder under the support of the guiding steel core 51, and the fungoid soft deformable head 4 is less irritating to the bladder during the indwelling catheter, and the patient feels that the irritation symptoms will be lighter. The tolerance is better; after the catheter is inserted, the water injection mechanism 2 is used to fill the balloon 3 with water, so that the balloon 3 is inflated with water (see Figure 2), thereby achieving the effect of preventing the catheter from coming out.

Further, the shape of the insertion contact surface of the mushroom-shaped soft deformation head 4 is hemispherical.

In this embodiment, after the guide steel core 51 no longer supports the fungal soft deformation head 4, the shape of the insertion contact surface of the fungal soft deformation head 4 is hemispherical (see FIG. 2 ), and the hemispherical fungal soft deformation head 4 The contact area of the deformable head 4 in the urethra is larger and softer, so as to achieve less stimulation to the patient's bladder.

Further, several urinary catheter drainage holes 6 are opened on the insertion contact surface of the mushroom-shaped soft deformation head 4 .

In this embodiment, a plurality of urinary catheter drainage holes 6 are evenly opened on the surrounding surface of the fungal soft deformable head 4, and the hole diameter is relatively large, which can make the drainage of the urinary catheter main body 1 smoother and more convenient. Suck out blood clots and other sundries.

Further, a slight bending portion is provided at one end of the guiding steel core 51 ; and a steel core handle 52 is provided at the other end of the guiding steel core 51 .

In this embodiment, the small bending part is arranged at the front end of the guiding steel core 51, and the small bending part can stretch the mushroom-shaped flexible deformation head 4 into a tubular shape of the size of the urinary catheter main body 1, which is beneficial to maintain the slight bending of the front end when inserted into the urinary catheter state, it is convenient to pass through the curved portion of the posterior urethra during insertion; the steel core handle 52 is arranged on the rear end of the guide steel core 51, and the medical staff can control the action of the guide steel core 51 through the steel core handle 52, which is easy to operate.

Further, the steel core handle 52 is provided with a fixed curved card 53 for limiting the working position of the guiding steel core 51 in the inner cavity of the urinary catheter; the fixed curved card 53 is detachably arranged on the urine Tube body 1.

In this embodiment, the steel core handle 52 is provided with a fixed curved clip 53, which is detachably arranged on the urinary catheter main body 1, and the working position of the steel core handle 52 can be limited by the fixed curved clip 53, thereby restricting the urinary tract. Tube slides, and keeps the fungiform soft deformation head 4 of urinary catheter in stretched state.

Further, the water injection mechanism 2 includes: a water injection conduit 21 and a water injection nozzle 22 for connecting an external syringe; one end of the water injection conduit 21 is connected to the balloon 3, and the other end of the water injection conduit 21 is connected to the Describe the water injection nozzle 22.

In this embodiment, the water injection conduit 21 is arranged on the urinary catheter main body 1 and communicates with the balloon 3 , the water injection nozzle 22 is arranged at the tail of the water injection conduit 21 , and the syringe can inject water into the balloon 3 through the water injection nozzle 22 .

Further, a piston that can prevent liquid leakage is provided on the water injection nozzle 22 .

In this embodiment, a piston is provided on the water injection nozzle 22. When an external syringe is connected to the water injection nozzle 22, the piston is convenient for injecting water into the syringe. After the syringe is removed, the piston can prevent the liquid from leaking, thereby maintaining the continuous filling state of the balloon , with better performance.

The utility model provides a mushroom head urinary catheter, which has the advantages of reducing the stimulation of the urinary catheter to the patient's bladder and making the drainage more smooth.

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (7)

1. a fungiform head urinary catheter, it is characterized in that, comprises: urinary catheter main body and water injection mechanism; The end portion of described urinary catheter main body is provided with fungiform soft deformable head; A balloon is provided at the fungiform soft deformation head; the water injection mechanism is installed on the main body of the urinary catheter and connected to the balloon; the inner cavity of the urinary catheter is provided inside the main body of the urinary catheter; A guiding steel core capable of stretching and stretching the mushroom-shaped soft deformation head is movably arranged in the inner cavity of the tube. 2. The mushroom-shaped head catheter according to claim 1, characterized in that, the shape of the insertion contact surface of the mushroom-shaped soft deformable head is hemispherical. 3. The mushroom-shaped head urinary catheter according to claim 2, characterized in that a number of catheter drainage holes are provided on the insertion contact surface of the mushroom-shaped soft deformable head. 4 . The mushroom head catheter according to claim 3 , characterized in that, one end of the guiding steel core is provided with a slight bend; the other end of the guiding steel core is provided with a steel core handle. 5. The mushroom head urinary catheter according to claim 4, characterized in that, the steel core handle is provided with a fixed curved clip for limiting the working position of the guiding steel core in the inner cavity of the catheter ; The fixed curved clip is detachably arranged on the main body of the urinary catheter. 6. according to the described fungiform head catheter of any one of claim 1-5, it is characterized in that, described water injection mechanism comprises: water injection conduit and be used to connect the water injection nozzle of external syringe; The described water injection conduit One end is connected with the balloon, and the other end of the water injection conduit is connected with the water injection nozzle. 7. The mushroom head urinary catheter according to claim 6, characterized in that a piston that can prevent liquid leakage is arranged on the water injection nozzle.