CN218484990U - Catheter convenient to it is fixed - Google Patents

Abstract

The utility model relates to the technical field of catheters, which aims to solve the problems that if the prior catheter is pulled by external force in the using process, the saccule on the catheter can cause great oppression to the bladder neck and bring great discomfort to patients; the utility model provides a catheter convenient for fixing, which comprises a tube body, wherein one end of the tube body is a tube head, the other end of the tube body is a drainage interface, a plurality of drainage holes are also arranged on the tube head, a fixing part is arranged in the tube body, the fixing part is provided with two fixing fins, the side wall of the tube body is provided with an opening for the fixing fins to pass in and out, and the fixing fins can be contracted in the tube body or expanded outside the tube body; the lower end of the fixed fin is connected with an adjusting piece for adjusting the fixed fin to move; it can carry out good fixed to the catheter to reducible oppression to the bladder neck increases patient's comfort level, promotes the recovery of normal micturition function.

Description

Catheter convenient to it is fixed

Technical Field

The utility model relates to a catheter technical field particularly, relates to a catheter convenient to it is fixed.

Background

At present, urinary catheters are generally used clinically to assist urinary bladder urination; can insert the bladder so that the drainage urine comes out via the urethra, after the catheter inserted the bladder, be close to catheter head end and have a gasbag fixed catheter and stay in the bladder, and be difficult for deviating from, and the drainage tube is connected urine bag and is collected the urine.

In the clinical nursing work, certain gas and water are required to be injected into the saccule when the saccule catheter is fixed, so that the injection is inconvenient, iatrogenic infection is easily caused, and in addition, the catheter is inevitably pulled in the clinical work; it is common in the prior art to have a balloon restriction at the urinary catheter bladder end to prevent the urinary catheter from pulling out. However, if the existing catheter is pulled by external force in the using process, the saccule on the catheter can cause great oppression to the bladder neck, and great discomfort is brought to patients.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a catheter convenient to it is fixed, it can carry out good fixing to the catheter to reducible oppression to the bladder neck increases patient's comfort level, promotes the recovery of normal micturition function.

The embodiment of the utility model discloses a realize through following technical scheme:

a catheter convenient to fix comprises a catheter body, wherein one end of the catheter body is a catheter head, the other end of the catheter body is a drainage interface, a plurality of drainage holes are formed in the catheter head, a fixing part is arranged in the catheter body and provided with two fixing fins, through holes for the fixing fins to pass in and out are formed in the side wall of the catheter body, and the fixing fins can be retracted into the catheter body or expanded outside the catheter body; the lower end of the fixed fin is connected with an adjusting piece for adjusting the fixed fin to move.

Further, the adjusting part comprises first fixing rods respectively arranged at the bottoms of the two fixing fins, the bottoms of the two first fixing rods are jointly connected with second fixing rods, and the second fixing rods extend out of the drainage interface.

Further, the one end that the second dead lever is located excretes the kneck is provided with the fixed plate, set up a plurality of through-holes that supply the urine circulation on the fixed plate, the both sides of fixed plate are provided with spacing buckle, the outside of excreting the interface is provided with the stopper, spacing buckle can block locate on the stopper.

Furthermore, the limiting buckle and the limiting block are made of elastic soft materials.

Further, the fixed fins and the tube body are both made of a silicon hydrogel material.

Further, an extension spring is arranged between the two fixed fins.

Further, the fixing fins are elastic pieces and made of medical soft materials.

Further, the fixed fin is arc-shaped.

Furthermore, the lateral surface of body still slides and is provided with the location stopper, the external diameter of location stopper is increased gradually to the drainage interface direction by the tube head.

Further, the positioning plug is conical or truncated cone-shaped.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

1. the utility model discloses before using, contract fixed fin in the body, then stretch into the urethra with the body, after the tube head got into the bladder, be about to fixed fin and expand in the body outside, utilize fixed fin to be fixed in bladder neck mouthful inboard to fix the pipe, effectively prevent that patient catheterization in-process catheter from taking place to slide, improved the stability of using, and reducible oppression to the bladder neck, increase patient's comfort level, promote the recovery of normal micturition function.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a urinary catheter in a use state;

fig. 2 is a schematic structural view of a urinary catheter provided by the present invention in an unused state;

icon: 1-a pipe body, 11-a pipe head, 111-a discharge hole, 12-a discharge interface, 121-a limiting block, 13-a through opening, 2-a fixed fin, 3-a tension spring, 4-a first fixed rod, 5-a positioning plug, 6-a second fixed rod, 7-a fixed plate, 71-a limiting buckle and 72-a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Example 1

A catheter convenient to fix comprises a tube body 1, wherein one end of the tube body 1 is a tube head 11, the other end of the tube body is a drainage interface 12, a plurality of drainage holes 111 are further formed in the tube head 11, a fixing part is arranged in the tube body 1 and provided with two fixing fins 2, through holes 13 for the fixing fins 2 to pass in and out are formed in the side wall of the tube body 1, and the fixing fins 2 can be retracted into the tube body 1 or expanded outside the tube body 1; the lower end of the fixed fin 2 is connected with an adjusting piece for adjusting the movement of the fixed fin 2.

In this embodiment, the adjusting member includes first fixing rods 4 respectively disposed at bottoms of the two fixing fins 2, and a second fixing rod 6 is commonly connected to bottoms of the two fixing rods, and the second fixing rod 6 extends out of the drainage port 12. It should be noted that the first and second fixing rods 4 and 6 may be fixing guide wires having certain toughness and strength.

In this embodiment, a fixing plate 7 is disposed at one end of the second fixing rod 6 located at the drainage interface 12, a plurality of through holes 72 for urine to flow through are disposed on the fixing plate 7, limiting buckles 71 are disposed on two sides of the fixing plate 7, a limiting block 121 is disposed on the outer side of the drainage interface 12, and the limiting buckles 71 can be clamped on the limiting block 121; like this when promote second dead lever 6 upwards so that fixed fin 2 expandes the back, can fix second dead lever 6 in order to keep fixed fin 2's stability, specifically, spacing buckle 71 and stopper 121 are the elastic soft material and make, promote upwards so that the spacing buckle 71 of both sides upwards joint in stopper 121 top with the fixed plate 7 of second dead lever 6 bottom during the use to fix fixed fin 2's expansion state with fixed plate 7.

In this embodiment, an extension spring 3 is disposed between two of the fixing fins 2, so that after the fixing fins 2 are unfolded outwards, the fixing fins can be unfolded outwards under the elastic force of the extension spring 3, and the unfolded state and the stability of the fixing fins 2 are further maintained under the elastic force.

In this embodiment, the fixing fins 2 are elastic sheets and made of medical soft materials, preferably, the fixing fins 2 and the tube body 1 are made of silicon hydrogel materials, and the silicon hydrogel is softer and more hydrophilic than silica gel, so as to protect urethra and bladder mucosa, reduce injury to urethra and bladder mucosa, and maintain normal defense mechanism of urinary system; and the silica hydrogel has good biocompatibility and the pipeline material is light, helps to reduce the foreign body sensation of the patient, alleviates the oppression to the urethra, and promotes the comfort level of the patient.

In this embodiment, the fixing fins 2 are arc-shaped, so that the compression or puncture on the surface of the bladder neck can be avoided, the blade-shaped fixing fins 2 are convenient to fix, the probability of iatrogenic infection in aseptic operation is reduced, the compression on the bladder neck is reduced, and the important effect on the recovery of the bladder function is achieved.

In this embodiment, the outer side surface of the tube body 1 is further provided with a positioning plug 5 in a sliding manner, so that the positioning plug 5 can be fixed with the urethral orifice of a patient to keep the stability of the urinary catheter, and the positioning plug 5 can be slid according to the use requirement to meet the use requirement of the patient, and more preferably, the outer diameter of the positioning plug 5 is gradually increased from the tube head 11 to the drainage interface 12; therefore, the urethral orifice fixing device can meet the requirement of fixing the urethral orifice of a patient according to the thickness of the urethral orifice of different patients, thereby exerting good fixing effect on the urethral catheter.

In the present embodiment, the positioning plug 5 has a conical or truncated cone shape.

Before the utility model is used, the fixing fins 2 are contracted in the tube body 1, then the tube body 1 is stretched into the urethra, after the tube head 11 enters the bladder, the fixing fins 2 are expanded outside the tube body 1, and the fixing fins 2 are fixed on the inner side of the neck of the bladder, so that the catheter is fixed, the catheter is effectively prevented from sliding in the urethral catheterization process of a patient, the use stability is improved, the oppression on the neck of the bladder can be reduced, the comfort level of the patient is increased, and the recovery of the normal urination function is promoted; specifically, fixed fin 2 adjusts its state of shrink or expansion through the regulating part, before the use, stimulate second dead lever 6 downwards, thereby drive two first dead levers 4 downstream, and then make two fixed fin 2 shrink in body 1, after tube head 11 enters into the bladder, can release second dead lever 6 and upwards promote, can make two fixed fin 2 stretch out and expand in body 1 outside by opening 13 department this moment, then be fixed in the fixed plate 7 of second dead lever 6 bottom and excrete the interface 12 outside and can keep the stability of second dead lever 6 and do not so can keep two fixed fin 2, one of messenger is in the state of expanding outside body 1 directly.

Claims (10)

1. A catheter convenient for fixation comprises a catheter body, wherein one end of the catheter body is a catheter head, the other end of the catheter body is a drainage interface, the catheter head is also provided with a plurality of drainage holes, and the catheter is characterized in that,

a fixing piece is arranged in the tube body, the fixing piece is provided with two fixing fins, through holes for the fixing fins to pass in and out are formed in the side wall of the tube body, and the fixing fins can be retracted in the tube body or expanded outside the tube body; the lower end of the fixed fin is connected with an adjusting piece for adjusting the fixed fin to move.

2. The catheter facilitating fixation of claim 1, wherein the adjusting member comprises a first fixing rod respectively disposed at bottoms of the two fixing fins, and a second fixing rod is commonly connected to bottoms of the two fixing rods and extends out of the drainage port.

3. The urinary catheter convenient to fix according to claim 2, wherein a fixing plate is disposed at one end of the second fixing rod at the excretion interface, the fixing plate is provided with a plurality of through holes for urine to flow through, two sides of the fixing plate are provided with limiting buckles, the outside of the excretion interface is provided with a limiting block, and the limiting buckles can be clamped on the limiting block.

4. The catheter convenient to fix of claim 3, wherein the limiting buckle and the limiting block are made of elastic soft materials.

5. The catheter facilitating fixation of claim 1, wherein an extension spring is disposed between two of the fixation fins.

6. The catheter facilitating fixation of claim 1, wherein the fixation fin is an elastic sheet and is made of a soft medical material.

7. The catheter facilitating fixation of claim 1, wherein the fixation fin and the tube body are made of a silicone hydrogel material.

8. The urinary catheter facilitating fixation of claim 6, wherein the fixation fin is arc-shaped.

9. The catheter convenient to fix as claimed in claim 1, wherein a positioning plug is movably sleeved on the outer side surface of the tube body, and the outer diameter of the positioning plug is gradually increased from the tube head to the drainage port.

10. The urinary catheter facilitating fixation according to claim 9, wherein the positioning plug is conical or truncated cone shaped.

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