CN216877527U

CN216877527U - Take bullport metal catheter

Info

Publication number: CN216877527U
Application number: CN202123380951.0U
Authority: CN
Inventors: 朝格柱
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-05
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a metal catheter with a guide hole, which comprises a catheter body, wherein a urine guide port is arranged on the side wall of an insertion end of the catheter body, a discharge port is arranged at the end opposite to the insertion end, a drainage channel is formed between the urine guide port and the discharge port, and a through hole communicated with the drainage channel is formed in the insertion end of the catheter body; a through hole communicated with the drainage channel is formed in the end part of the insertion end of the catheter body, and a guide wire can be conveniently and directly introduced into the bladder through the through hole to assist in replacing the soft catheter; in addition, the inner diameter of the drainage channel in the direction from the discharge port to the through hole is gradually reduced, so that the guide wire can be guided to extend out of the through hole through the drainage channel. When the catheter body is pulled out of the body, the guide wire can be left in the urethra and assists the soft catheter to enter the bladder for indwelling catheterization through the guide wire.

Description

Take bullport metal catheter

Technical Field

The utility model relates to the field of urinary medical instruments, in particular to a metal catheter with a guide hole.

Background

The metal catheter is used for a tool used when the urethral canal of a human body is injured, the urethral canal scar appears and the original structure of the urethral canal is changed after an operation, so that the urethral catheterization of a common catheter is unsuccessful, and two sides or one side of an insertion end are provided with urethral catheterization openings. With the ability to achieve catheterization in the above conditions, the following disadvantages remain:

1. because the existing hard catheter made of metal materials can not be kept in the urethra of a human body for a long time, the hard catheter is only suitable for one-time catheterization.

2. The existing metal catheter can not assist a soft catheter to be introduced into the bladder to replace the metal catheter.

3. The side hole is at a certain distance from the top of the metal catheter, and the metal catheter can not timely react the urethral catheterization effect when entering the bladder.

4. The side hole is too large and easily pulls the injured urethra due to dislocation or malformation of the injured urethra.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: the problem that the existing metal catheter can not assist the soft catheter to be introduced into the bladder to replace the metal catheter is solved; and the defect that the urethral injury, urethral scar and postoperative urethral structure change and can only be urethral catheterization by a single metal catheter is overcome.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the metal catheter with the guide hole comprises a catheter body, wherein a urine guide port is arranged on the side wall of an insertion end of the catheter body, a discharge port is arranged at the end opposite to the insertion end, a drainage channel is formed between the urine guide port and the discharge port, a through hole communicated with the drainage channel is formed in the end part of the insertion end of the catheter body, the inner diameter of the drainage channel is gradually reduced from the discharge port to the through hole, and the diameter of the through hole is not smaller than that of the small-diameter end of the drainage channel.

Preferably, the outer side edge of the through hole is in a rounded structure.

Preferably, a guide groove extending to the outer side of the edge of the through hole is formed along the inner wall of the drainage channel, and the guide groove and the urethral catheterization opening are arranged in a staggered mode.

Preferably, the urethral catheterization openings are densely arranged.

Preferably, the diameter of the holes is 0.5 to 1.4 mm.

Preferably, the outer walls of the two sides of the discharge end of the catheter body are provided with finger rings.

Preferably, the inner wall of the ring is provided with anti-skid threads.

The utility model has the beneficial effects that:

a through hole communicated with the drainage channel is formed in the end part of the insertion end of the catheter body, and a guide wire can be conveniently and directly introduced into the bladder through the through hole to assist in replacing the soft catheter; in addition, the inner diameter of the drainage channel in the direction from the discharge port to the through hole is gradually reduced, so that the guide wire can be guided to extend out of the through hole through the drainage channel. When the catheter body is pulled out of the body, the guide wire can be left in the urethra and assists the soft catheter to enter the bladder for indwelling catheterization through the guide wire.

In addition, the outer edge of the through hole is of an arc-shaped structure, so that the urethra or the bladder wall can be prevented from being cut by the edge of the through hole in the process of entering the bladder.

The urethral catheterization opening is densely arranged small holes, and the diameters of the small holes are smaller than the diameter of the guide wire, so that the guide wire is prevented from extending out of the traditional urethral catheterization opening.

In addition, the inner wall of the flow passage is provided with a guide groove which is staggered with the urethral orifice, so that the guide wire can accurately guide and escape from the urethral orifice after passing through the guide groove.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a prior art metal catheter structure;

FIG. 2 is a schematic diagram of the overall structure provided by the embodiment of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic perspective view of FIG. 2;

in the figure: 1-a catheter body, 2-a drainage channel, 3-a urethral orifice, 4-a through hole, 5-a ring, 6-an exhaust port and a guide wire.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustration of the present invention and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally conditions used in routine experiments.

In the embodiment, a metal catheter with a guide hole is provided, which comprises a catheter body 1, wherein a urine guide port 3 is arranged on the side wall of an insertion end of the catheter body 1, a discharge port 6 is arranged at the opposite end of the insertion end, and a drainage channel 2 is formed between the urine guide port 3 and the discharge port 6. When the urethral catheter is used, the insertion end of the urethral catheter body 1 is inserted into the bladder along the urethra, and urine is discharged from the discharge port 6 along the drainage channel 2 through the urethral catheterization port 3, so that catheterization is realized. Because above-mentioned metal catheter is applicable to and is injured at human urethra, the urethra scar appears and arouses the original structure of urethra to change after the operation, the instrument that leads to when ordinary catheter catheterization is unsuccessful uses, can not stay the catheterization in vivo, therefore, still need flexible catheter to keep the intravesical catheterization, therefore, can see out that metal catheter is equivalent to mediation part, nevertheless can't assist the software catheter to introduce the bladder in order to replace metal catheterization, adopt the seal wire to guide flexible catheter entering bladder chamber when the hose is implanted now usually, because the internal structure of human, especially time male sex's internal structure, can not be fine pass the urethra with seal wire a, therefore, in view of above-mentioned problem, carry out the institutional advancement to current metal catheter. The auxiliary guide wire enters the urethra bladder recording bladder through the metal catheter, and the improved structure of the metal catheter is as follows:

the through hole 4 communicated with the drainage channel 2 is formed in the end part of the insertion end of the catheter body 1, the catheter body 1 is firstly inserted into a bladder for drainage during use, and after drainage is finished, the guide wire a enters the drainage channel 2 from the discharge port 6 and is guided to the through hole 4 along the inner wall of the drainage channel so that the end part of the guide wire a stretches out of the through hole 4. Wherein, the internal diameter reduce from discharge port 6 to 4 directions of through-hole gradually, and its effect prevents that seal wire a tip from bending in catheter body 1 inside for seal wire a can be followed drainage channel accurate direction, and wherein the diameter of through-hole 4 is not less than the internal diameter of drainage channel 2 footpath ends, has two kinds of connected modes, mode one promptly: the drainage channel 2 is tangent to the through hole 4 and connected 4; the second method comprises the following steps: drainage channel 2 cuts mutually and is connected with through-hole 4, is equivalent to the diameter of drainage channel 2 footpath end and is less than the diameter of through-hole 4, can make the accurate through-hole 4 of passing through of seal wire a like this prevent that seal wire a card from the juncture of drainage channel 2 and through-hole 4. Thereby enabling direct and rapid introduction into the bladder; after the guide wire a is arranged, the catheter body 1 is pulled out, at the moment, the guide wire a can be placed in the urethra, one end of the guide wire a placed outside the body penetrates into a urethral orifice of the flexible catheter, the flexible catheter is assisted to enter the bladder through the guide wire a for indwelling catheterization, and finally the guide wire a is withdrawn from the body to realize normal catheterization of the flexible catheter.

Therefore, in conclusion, with the aid of the metal catheter, the guide wire a can better penetrate through the bladder and the flexible catheter can better enter the bladder for indwelling catheterization.

In combination with the above, the outer edge of the through hole 4 is of an arc-shaped structure, and the structure can prevent the edge of the through hole 4 from cutting the urethra or the bladder wall in the process of entering the bladder.

Wherein follow the guiding groove that extends to the 4 marginal outsides in through-hole is seted up to 2 inner walls of drainage channel to the guiding groove sets up with urethral orifice 3 staggers, is favorable to seal wire a to lean out from through-hole 4 behind the accurate avoidance urethral orifice 3 of guide of guiding groove.

In addition, the urethral catheterization opening 3 can be provided with densely arranged holes, the diameter of the small holes is smaller than that of the guide wire a, the guide wire a is prevented from extending out of the traditional urethral catheterization opening, and the diameter of the holes is preferably 0.5-1.4 mm. This size is primarily compatible with guidewires of different gauges, which can be adjusted within a suitable range.

As preferred, make catheter body 1 outer wall smooth in order to prevent the inside secreted liquid of urethra, be difficult to extract catheter body 1, be provided with ring 5 at the discharge end both sides outer wall of catheter body 1, it is smooth to prevent that medical personnel from taking the gloves during operation, has seted up anti-skidding screw thread at its ring 5 inner wall, can more effectively extract catheter body 1, avoids painful the sensation of pain of bringing for the patient.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a take bullport metal catheter, includes catheter body (1), is located catheter body (1) inserts the end lateral wall and is provided with catheterization mouth (3), and insert the end opposite end and be provided with discharge port (6), forms drainage channel (2) between catheterization mouth (3) and discharge port (6), its characterized in that, catheter body (1) insert the end tip seted up with through-hole (4) of drainage channel (2) intercommunication, wherein, the internal diameter of drainage channel (2) reduces from discharge port (6) to through-hole (4) direction gradually, and the diameter of through-hole (4) is not less than the internal diameter of drainage channel (2) path end.

2. The metal urinary catheter with the guide hole as claimed in claim 1, wherein the outer edge of the through hole (4) is in a rounded structure.

3. The metal catheter with the guide hole as in claim 1, wherein a guide groove extending to the outer side of the edge of the through hole (4) is formed along the inner wall of the drainage channel (2), and the guide groove is arranged in a staggered manner with respect to the urethral catheterization opening (3).

4. The metal catheter with guide hole as claimed in claim 1, wherein the catheter port (3) is a densely arranged hole.

5. The guided bore metallic urinary catheter of claim 4, wherein the diameter of the bore is 0.5-1.4 mm.

6. The metal catheter with the guide hole as claimed in claim 1, wherein the outer walls of both sides of the discharge end of the catheter body (1) are provided with finger rings (5).

7. The metal catheter with the guide hole as claimed in claim 6, wherein the inner wall of the finger ring (5) is provided with anti-slip threads.