CN217645663U

CN217645663U - Three-cavity catheter suitable for huge blood clots in bladder

Info

Publication number: CN217645663U
Application number: CN202220807786.8U
Authority: CN
Inventors: 杨志明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-10-25
Anticipated expiration: 2032-04-08

Abstract

The utility model provides a three-cavity catheter suitable for huge blood clots in the bladder, which comprises a catheter body, wherein the end part of the front section of the catheter body is provided with a water inlet and a water outlet, and the end part of the rear section of the catheter body is provided with a liquid discharge cavity communicated with the water inlet and a medicine injection cavity communicated with the water outlet; the catheter body back end still is provided with the water injection chamber, arranges in the middle section position of catheter body is provided with the sacculus, and the water injection chamber communicate in the sacculus setting. The defect that the tail end of a traditional catheter is arranged in a bladder blood clot so that the blood clot is easy to block a water inlet, a water outlet and a corresponding pipeline of the catheter and is not beneficial to drainage and flushing is overcome. Avoid the blood clot to block up the water inlet or the delivery port of catheter to and the blood clot piece enters into the catheter and causes the jam, and then conveniently carry out the drainage and wash, improve clinical convenient to use nature.

Description

Three-cavity catheter suitable for huge blood clots in bladder

Technical Field

The utility model relates to the field of medical equipment, specific three chamber catheters suitable for huge blood clot in bladder that says so.

Background

At present, a balloon is arranged at the tail end of a traditional three-cavity catheter, and after the catheter is inserted, a water sac or the tail end is placed in the position of a bladder neck and a bladder trigone to play a role of draining urine at a low position. At this time, the common treatment strategy of the catheter can generate an embarrassing situation that the tail end of the catheter is positioned in the blood clot of the bladder, so that the water inlet and the water outlet are blocked and drainage and irrigation can not be carried out. The existing treatment means is that doctors repeatedly and manually wash or use an emergency operation cystoscope to remove blood clots, the process not only wastes medical resources, increases treatment cost and consumes time and energy of doctors and patients, but also the manual washing aggravates bleeding because the clinical blood clots can play a role in compressing bleeding points to stop bleeding to a certain extent, and repeated bleeding caused by repeated washing also promotes the vicious circle of blood clot regeneration, so that the blood clots are reasonably kept, and the clinical significance is achieved. Thus, there is also a need to achieve adequate drainage and irrigation without clearing the clot, and it is clear that existing front-end balloon catheters do not perform well. In view of this, design one kind and need water conservancy diversion and three chamber catheters of washing function when there is huge blood clot in the bladder.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the defect that the tail end of a traditional catheter is arranged in a bladder blood clot so that the blood clot is easy to block a water inlet, a water outlet and a corresponding pipeline of the catheter and is not beneficial to drainage and flushing is overcome.

The utility model provides a technical scheme that its technical problem adopted is:

the three-cavity catheter suitable for the huge blood clots in the bladder is provided, and comprises a catheter body, wherein the front end part of the catheter body is provided with a water inlet and a water outlet, and the rear end part of the catheter body is provided with a liquid discharge cavity communicated with the water inlet and a medicine injection cavity communicated with the water outlet; the catheter body back section still is provided with the water injection chamber, arranges in the middle section position of catheter body is provided with the sacculus, and the water injection chamber communicate in the sacculus setting.

Preferably, the distance from the balloon to the water inlet is 60mm-120mm.

Preferably, the water injection cavity is communicated with the balloon through a water injection channel.

Preferably, a second balloon is arranged on the front section of the catheter body and close to the rear end of the water inlet, and the water injection cavity is communicated with the second balloon through a water injection channel.

Preferably, the second balloon is in communication with the balloon.

Preferably, the second balloon and the balloon are communicated with each other through the water injection channel.

Preferably, the water injection passage comprises a first water injection passage and a second water injection passage, the first water injection passage is communicated with the balloon, and the second water injection passage is communicated with the second balloon.

Preferably, the water outlet is arranged on the cross section of the end part of the catheter body.

Preferably, the cross-section edge of the end part of the catheter body is provided with a rounded corner structure or a chamfered corner structure.

Preferably, the catheter body is a silica gel urinary catheter.

The beneficial effects of the utility model are that, the utility model discloses a set up the position of keeping away from the inlet port on the catheter body with the sacculus, and then can make the position that the sacculus is located bladder neck mouth and bladder triangle district oppress hemostasis to in the clearance between huge blood clot in roof and the bladder behind the bladder catheter body end position, avoid the blood clot to plug up the water inlet or the delivery port of catheter, and the blood clot piece of person enters into and causes the jam in the catheter, and then conveniently carry out the drainage and wash, improve clinical convenient to use nature.

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 these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic front view of the structure of FIG. 1;

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

fig. 4 is a schematic structural diagram of an operating state provided by the embodiment of the present invention;

FIG. 5 is a perspective view of a dual-balloon catheter according to an embodiment of the present invention;

FIG. 6 is a schematic view of the front view of FIG. 5;

FIG. 7 is a schematic cross-sectional view of FIG. 6;

in the figure: 1-a catheter body, 2-a water injection cavity, 3-a liquid discharge cavity, 4-a medicine injection cavity, 5-a water injection channel, 5.1-a first water injection channel, 5.2-a second water injection channel, 6-a balloon, 7-a medicine injection channel, 8-a water inlet, 9-a water outlet, 10-a liquid discharge channel, 11-a second balloon, a-a trigone and b-a huge blood clot.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrating 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 the conditions in routine experiments.

In a specific embodiment, a three chamber catheters suitable for huge blood clot in bladder is provided, including catheter body 1, catheter body 1 adopts the silica gel catheter in the present case, be provided with water inlet 8 and delivery port 9 at catheter body 1's anterior segment tip, in the present case, the body anterior segment is the introduction end when the ureter inserts, and simultaneously, be provided with the flowing back chamber 3 that communicates with water inlet 8 and the injection chamber 4 that communicates with delivery port 9 at catheter body 1's back end, specific water inlet 8 communicates through flowing back passageway 10 with flowing back chamber 3, delivery port 9 communicates through injection passageway 7 with injection chamber 4, and then realize the drainage, wash and dose, basically the same with current three chamber catheters structure, do not do the perusal here. In the present case, the rear section of the tube body refers to the end of the urinary tube inserted into the urinary bladder and then placed outside the body, and generally the end belongs to the operation end for drainage and irrigation. In addition, still be provided with water injection chamber 2 at the catheter back end, be provided with sacculus 6 in catheter body 1 middle section position simultaneously to sacculus 6 is linked together with water injection chamber 2. In this case, it should be particularly noted that the middle section of the pipe body is not at the midpoint of the pipe length, but approaches an area on both sides of the midpoint.

In addition, "communicating" in this case generally means enabling fluid communication, not just with respect to a single liquid or gas.

Therefore, can obtain a great deal of beneficial effect through above-mentioned structural feature, when specifically using, (refer to fig. 4) when inserting catheter body 1, carry out the water injection for sacculus 6, sacculus 6 is fixed in bladder neck mouth and bladder triangle a position, the tip of catheter body 1 is arranged in the clearance between bladder back roof and huge blood clot b, therefore, can not be wrapped up by huge blood clot b, and then also can make sacculus 6 be located the position of bladder neck mouth and bladder triangle a and carry out hemostasis by compression, and catheter body 1 tip is located the clearance between huge blood clot b in bladder back roof and the bladder, avoid blood clot b to block up the water inlet or the delivery port of catheter, and blood clot piece gets into and causes the jam in the catheter, and then conveniently carry out drainage and washing, also avoid having to clear away the blood clot can realize the abluent drawback of drainage. Improve the clinical use convenience.

According to the clinical surface, huge blood clots b are usually gathered at the position 20-50mm above the bottom of the bladder, in order to enable the saccule 6 to be capable of sufficiently stopping the trigone of the bladder for compression hemostasis, enable the water inlet 8 of the catheter body 1 to be arranged at a specified position and ensure the straight rigidity of the front section in the catheter body, the distance from the saccule 6 to the water inlet 8 is preferably selected within the range of 60-120 mm, and the large blood clots are also basically arranged in the section range of the catheter body 1 visually.

(as shown in fig. 5 or 6) the second embodiment can be obtained by modifying the basic embodiment: the method comprises the following specific steps: be provided with second sacculus 11 at 1 anterior segment of catheter body and near the position of 8 rear ends of water inlet to make water inlet 8 arrange the bladder assigned position in all the time through 11 engorgement of second sacculus, make water inlet 8 drill out the clot, can carry out abundant water conservancy diversion, can further adopt two kinds of modes: firstly, inflating a second balloon 11, and enabling a water inlet 8 to be always arranged in a gap between the top of the rear wall of the bladder and a huge blood clot b through buoyancy of the balloon in the bladder; secondly, the second balloon 11 is inflated, and the second balloon 11 is clamped between the top of the posterior wall of the bladder and the gap between the giant blood clot b by the inflation of the second balloon 11, so that the balloon can be clamped by inflating the second balloon 11 to maintain the position of the water inlet 8.

In summary, the present invention inflates/inflates the balloon 6 and the second balloon 11 in the following four ways.

The first mode is as follows: the water injection cavity 2 is communicated with the saccule 6 through a water injection channel 5. Namely, only the saccule 6 is injected with water/gas through the water injection channel 5;

the second mode is as follows: the water injection cavity 2 is communicated with the second balloon 11 through a water injection channel 5. That is, only the second balloon 11 is filled with water/gas through the water filling channel 5;

the third mode is as follows: the second balloon 11 is communicated with the balloon 6 to realize water injection/air injection. Wherein, the two can be connected in series and communicated with each other through a water injection channel 5; or two water injection channels 5 which are arranged in parallel are communicated with the same water injection cavity 2 together to realize the communication.

The fourth mode is that: the water injection channel 5 is arranged as a first water injection channel 5.1 and a second water injection channel 5.2, the first water injection channel 5.1 is communicated with the balloon 6, and the second water injection channel 5.2 is communicated with the second balloon 11.

It should be noted that the above-mentioned second balloon 11 communicating with the balloon 6 can only supply the same medium to the balloons simultaneously.

In this case, it is preferable that the water outlet 9 is provided on the cross section of the end portion of the catheter body 1, and the water outlet 9 is placed outside the blood clot of the bladder to flush the inside of the bladder. After inserting the catheter of design in the present case, sacculus 6 is located the position of bladder neck and bladder trigonum a, the tip of catheter body 1 can not be wrapped up by huge blood clot b, through injecting the flush fluid into injection chamber 4, the flush fluid is washed out from delivery port 9 through injection passageway 7, wash huge blood clot b in the bladder, bladder wash the water velocity in earlier stage is the full speed, use fast urine, electrolyte etc. are mended in the fluid infusion and produce more urine, urokinase in the urine can accelerate the blood clot and dissolve, later stage blood clot dissolves and need transfer the speed of washing slowly when obvious.

Preferably, the section edge of 1 tip of catheter body in the present case is provided with radius angle structure or chamfer angle structure, inserts urethral in-process with the catheter, and radius angle structure or chamfer angle structure can effectually prevent the tip section fish tail urethra of catheter body 1.

In light of the foregoing description of the preferred embodiments of the present invention, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. 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. A three-cavity catheter suitable for huge blood clots in the bladder comprises a catheter body (1), wherein a water inlet (8) and a water outlet (9) are formed in the end part of the front section of the catheter body, and a liquid discharge cavity (3) communicated with the water inlet (8) and a medicine injection cavity (4) communicated with the water outlet (9) are formed in the end part of the rear section of the catheter body; the catheter is characterized in that a water injection cavity (2) is further arranged at the rear section of the catheter body (1), a balloon (6) is arranged at the middle section of the catheter body (1), and the water injection cavity (2) is communicated with the balloon (6).

2. The triple lumen catheter for giant blood clots in the bladder according to claim 1, wherein the balloon (6) is located at a distance of 60mm to 120mm from the water inlet (8).

3. The triple-lumen catheter for giant blood clots in the bladder according to claim 1, wherein the water injection lumen (2) communicates with the balloon (6) through a water injection channel (5).

4. The three-cavity catheter for the huge blood clots in the urinary bladder according to claim 1, wherein a second balloon (11) is arranged at the front section of the catheter body (1) and near the rear end of the water inlet (8), and the water injection cavity (2) is communicated with the second balloon (11) through a water injection channel (5).

5. The triple-lumen catheter for massive blood clots in the bladder according to claim 4, wherein the second balloon (11) is in communication with the balloon (6).

6. A triple lumen catheter suitable for use in large blood clots in the bladder according to claim 5 wherein the second balloon (11) and the balloon (6) are in communication with each other through the water injection channel (5).

7. A triple lumen catheter suitable for use in large blood clots in the bladder according to claim 4 wherein the water injection channel (5) comprises a first water injection channel (5.1) and a second water injection channel (5.2), the first water injection channel (5.1) communicating with the balloon (6) and the second water injection channel (5.2) communicating with the second balloon (11).

8. The triple-lumen catheter for massive blood clots in the bladder according to claim 1, wherein the water outlet (9) is provided in the cross section of the end of the catheter body (1).

9. The triple-lumen catheter for the treatment of massive blood clots in the bladder according to claim 8, wherein the cross-sectional edge of the end of the catheter body (1) is provided with a rounded corner structure or a chamfered corner structure.

10. The triple-cavity catheter for the huge blood clots in the bladder according to claim 1, wherein the catheter body (1) is a silica gel urinary catheter.