CN215874753U

CN215874753U - Four-cavity multifunctional cervical dilatation balloon catheter

Info

Publication number: CN215874753U
Application number: CN202121786526.9U
Authority: CN
Inventors: 杨福有; 曾杨帆; 徐洪斌
Original assignee: Guangdong Kangerle Medical Instrument Co ltd
Current assignee: Guangdong Kangerle Medical Instrument Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-02-22
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a four-cavity multifunctional cervical dilatation balloon catheter which comprises a catheter, wherein a first filling cavity, a second filling cavity, a drainage cavity and a medicine injection cavity are arranged in the catheter; the first filling cavity is communicated with the cervical dilatation balloon; the second filling cavity is communicated with the vaginal dilation balloon; the first filling pipe is communicated with the first filling cavity; the second filling pipe is communicated with the second filling cavity; the drainage tube is communicated with the drainage cavity; the medicine injection tube is communicated with the medicine injection cavity. The four-cavity multifunctional cervical dilatation balloon catheter of the embodiment integrates three functions of cervical dilatation, drainage and medicine injection, and can play a better using effect.

Description

Four-cavity multifunctional cervical dilatation balloon catheter

Technical Field

The utility model relates to the field of medical instruments, in particular to a four-cavity multifunctional cervical dilatation balloon catheter.

Background

Clinically, a parturient is not in labor due to self or fetal reasons or 42 weeks of gestation, and the cervical ripening needs to be promoted manually so as to induce labor, and the cervical dilatation balloon is used in the process. The cervix dilatation sacculus pipe is a silicon rubber double-sacculus device, is a novel non-medicine midwifery apparatus, and aiming at a patient with poor cervical maturity, through continuously and gradually pressurizing the inner opening and the outer opening of the cervix, the sacculus can stimulate the cervix to be gradually opened in the period of time, so that the patient is helped to induce labor.

Most of the existing cervical dilatation balloon catheters are double-cavity catheters made of silica gel, and the two cavities are respectively corresponding to the two balloons and used for injecting fluid. The existing cervical dilatation balloon catheter can only be used for dilating cervix and vagina and has single function.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a four-cavity multifunctional cervical dilatation balloon catheter, which is additionally provided with two cavity channels, and has the functions of drainage and liquid medicine input through the two newly added cavity channels.

The four-cavity multifunctional cervical dilatation balloon catheter comprises a catheter, wherein the catheter comprises a near end and a far end, a first filling cavity, a second filling cavity, a drainage cavity and a medicine injection cavity are arranged in the catheter, a sealing end head is arranged at the far end of the catheter, a drainage port and a medicine injection port are formed in the sealing end head, the drainage cavity is communicated with the drainage port, and the medicine injection cavity is communicated with the medicine injection port; the cervical dilatation balloon is arranged at the distal end of the catheter, and the first filling cavity is communicated with the cervical dilatation balloon; a vaginal dilation balloon disposed at the distal end of the catheter, the vaginal dilation balloon being positioned between the cervical dilation balloon and the sealing tip, the second filling lumen communicating with the vaginal dilation balloon; a first filling tube disposed at the proximal end of the catheter, the first filling tube communicating with the first filling lumen; a second filling tube disposed at the proximal end of the catheter, the second filling tube communicating with the second filling lumen; the drainage tube is arranged at the near end of the catheter and is communicated with the drainage cavity; and the medicine injection tube is arranged at the near end of the catheter and is communicated with the medicine injection cavity.

The four-cavity multifunctional cervical dilatation balloon catheter according to the embodiment of the first aspect of the utility model has at least the following beneficial effects: the multi-functional cervix dilatation sacculus pipe in four chambers of this embodiment, including two sacculus and two sufficient chambeies that are used for communicateing the sacculus, in addition, add drainage tube, drainage chamber and drainage mouth on the pipe for the intrauterine waste liquid of drainage, still add injection pipe, injection chamber and injection mouth on the pipe, be used for to intrauterine input liquid medicine. The four-cavity multifunctional cervical dilatation balloon catheter of the embodiment integrates three functions of cervical dilatation, drainage and medicine injection, and can play a better using effect.

According to the four-chamber multifunctional cervical dilatation balloon catheter of the first aspect of the utility model, the first filling tube and the second filling tube are respectively provided with a one-way valve. The one-way valve can ensure that the injected fluid cannot flow backwards.

According to the four-cavity multifunctional cervical dilatation balloon catheter, the cover cap is arranged at the opening of the medicine injection tube, and when the four-cavity multifunctional cervical dilatation balloon catheter is not used, the cover cap is used for covering the opening of the medicine injection tube, so that dust is prevented from falling into the four-cavity multifunctional cervical dilatation balloon catheter.

According to the four-cavity multifunctional cervical dilatation balloon catheter, the cap is connected with the medicine injection tube through threads, and the connection is stable and reliable.

According to the four-cavity multifunctional cervical dilatation balloon catheter, the outer side of the sealing end is smooth and semicircular without a tip, so that the intubation process is smooth and smooth, and the body is prevented from being scratched.

According to the four-chamber multifunctional cervical dilatation balloon catheter of the first aspect of the utility model, the first filling chamber and the second filling chamber are half-moon-shaped in cross section, the straight sides of the first filling chamber and the second filling chamber are opposite, and the first filling chamber and the second filling chamber are symmetrically arranged.

According to the four-cavity multifunctional cervical dilatation balloon catheter of the first aspect of the utility model, the cross sections of the drainage cavity and the medicine injection cavity are circular, and the drainage cavity and the medicine injection cavity are arranged between the first filling cavity and the second filling cavity.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of the four-chamber multifunctional cervical dilatation balloon catheter of the present invention;

fig. 2 is a cross-sectional view at a-a in fig. 1.

The reference numbers illustrate:

catheter 100, first filling cavity 110, second filling cavity 120, medicine injection cavity 130, drainage cavity 140, sealing tip 150, medicine injection port 151, drainage port 152, cervical dilatation balloon 200, vaginal dilatation balloon 300, first filling tube 400, check valve 410, second filling tube 500, medicine injection tube 600, cap 610 and drainage tube 700.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, several means are one or more, and more means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 and 2, in a preferred embodiment of the present invention, the present invention provides a four-chamber multifunctional cervical dilatation balloon catheter, which comprises a catheter 100, wherein the catheter 100 is made of medical-grade silica gel material, and is soft, non-irritating, non-toxic, odorless, safe and reliable. The catheter 100 includes a proximal end and a distal end, wherein the proximal and distal ends are referenced to a user operating the balloon catheter, the proximal end is adjacent to the user for holding and performing the injection procedure, and the distal end is adapted to be placed inside the uterus during use. At the distal end of the catheter 100, a cervical dilation balloon 200 and a vaginal dilation balloon 300 are provided. Wherein the vaginal dilation balloon 300 is located closer to the end of the catheter 100, and after placement inside the uterus, the vaginal dilation balloon 300 is located further inside the uterus for dilating the vagina, and the cervical dilation balloon 200 is located further outside for dilating and supporting the cervix. The tail end of the catheter 100 is provided with a sealing end 150, the outer side of the sealing end 150 is smooth and semicircular without a tip, so that the intubation process is smooth and smooth, and the body is prevented from being scratched. The sealing end 150 is provided with a drainage port 152 and a drug injection port 151. At the proximal end of the catheter 100, there are disposed a first filling tube 400, a second filling tube 500, a drainage tube 700 and an infusion tube 600, respectively. The first filling tube 400 and the second filling tube 500 are used for injecting fluid into the balloon, and the first filling tube 400 and the second filling tube 500 are respectively provided with a one-way valve 410. The drug injection tube 600 is provided with a cap 610, and the cap 610 is connected with the drug injection tube 600 through threads.

As shown in FIG. 2, the catheter 100 has disposed therein a first filling lumen 110, a second filling lumen 120, a drainage lumen 140, and an infusion lumen 130. The first filling cavity 110 and the second filling cavity 120 are half-moon-shaped in cross section, and straight sides of the first filling cavity 110 and the second filling cavity 120 are opposite and are symmetrically arranged; the drainage lumen 140 and the drug-injection lumen 130 are disposed between the first filling lumen 110 and the second filling lumen 120, and the drainage lumen 140 and the drug-injection lumen 130 are circular in cross-section. First filling tube 400 communicates with cervical dilation balloon 200 through first filling lumen 110 and second filling tube 500 communicates with vaginal dilation balloon 300 through second filling lumen 120. The first and

second inflation lumens

110 and 120 are used to deliver fluid for inflating the balloon. The drain tube 700 communicates with the drain 152 through the drain lumen 140, and the drain tube 700, the drain lumen 140 and the drain 152 are used to drain intrauterine waste fluids. The drug injection tube 600 is communicated with the drug injection port 151 through the drug injection cavity 130, and the drug injection tube 600, the drug injection cavity 130 and the drug injection port 151 are used for infusing drug liquid into the uterus.

The four-cavity multifunctional cervical dilatation balloon catheter comprises two balloons and two filling cavities used for communicating the balloons, in addition, a drainage tube 700, a drainage cavity 140 and a drainage port 152 are additionally arranged on the catheter 100 and used for draining intrauterine waste liquid, and a medicine injection tube 600, a medicine injection cavity 130 and a medicine injection port 151 are also additionally arranged on the catheter 100 and used for inputting medicine liquid into uterus. The four-cavity multifunctional cervical dilatation balloon catheter of the embodiment integrates three functions of cervical dilatation, drainage and medicine injection, and can play a better using effect.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A four-chamber multifunctional cervical dilatation balloon catheter is characterized by comprising:

the catheter comprises a proximal end and a distal end, a first filling cavity, a second filling cavity, a drainage cavity and a medicine injection cavity are arranged in the catheter, a sealing end head is arranged at the distal end of the catheter, a drainage port and a medicine injection port are formed in the sealing end head, the drainage cavity is communicated with the drainage port, and the medicine injection cavity is communicated with the medicine injection port;

the cervical dilatation balloon is arranged at the distal end of the catheter, and the first filling cavity is communicated with the cervical dilatation balloon;

a vaginal dilation balloon disposed at the distal end of the catheter, the vaginal dilation balloon being positioned between the cervical dilation balloon and the sealing tip, the second filling lumen communicating with the vaginal dilation balloon;

a first filling tube disposed at the proximal end of the catheter, the first filling tube communicating with the first filling lumen;

a second filling tube disposed at the proximal end of the catheter, the second filling tube communicating with the second filling lumen;

the drainage tube is arranged at the near end of the catheter and is communicated with the drainage cavity;

and the medicine injection tube is arranged at the near end of the catheter and is communicated with the medicine injection cavity.

2. The four-lumen multifunctional cervical dilation balloon catheter according to claim 1, wherein the first filling tube and the second filling tube are respectively provided with a one-way valve.

3. The four-chamber multifunctional cervical dilatation balloon catheter according to claim 1, wherein a cap is arranged at the opening of the drug injection tube.

4. The four-chamber multifunctional cervical dilatation balloon catheter according to claim 3, wherein the cap and the drug injection tube are connected by screw threads.

5. The four-chamber multifunctional cervical dilation balloon catheter according to claim 1, wherein the outside of the sealing tip is smooth and semicircular.

6. The four-lumen multi-functional cervical dilation balloon catheter according to claim 1, wherein the first and second filling lumens are each half-moon shaped in cross-section, the straight sides of the first and second filling lumens being opposite, the first and second filling lumens being symmetrically disposed.

7. The four-lumen multi-functional cervical dilation balloon catheter of claim 6, wherein the drainage lumen and the drug injection lumen are circular in cross-section, the drainage lumen and the drug injection lumen being disposed between the first filling lumen and the second filling lumen.