CN210228865U

CN210228865U - Uterus oviduct radiography catheter

Info

Publication number: CN210228865U
Application number: CN201822200357.0U
Authority: CN
Inventors: Bo Wei; 魏波; Jie Xu; 徐杰
Original assignee: H&J MEDICAL DEVICES Ltd
Current assignee: H&J MEDICAL DEVICES Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-04-03
Anticipated expiration: 2028-12-26

Abstract

The utility model provides a uterus oviduct radiography catheter, which comprises an outer tube and a developing tube arranged in the outer tube, wherein one end of the developing tube is provided with a liquid inlet, the end part of the outer tube is provided with a water inlet, one end of the developing tube close to the liquid inlet passes through the side wall of the outer tube to be communicated with the outside, one end of the outer tube far away from the water inlet is provided with a balloon, the outer tube is communicated with the balloon, and a cervix blocking head is arranged between the position where the developing tube passes through the outer tube and the balloon; the cervical blocking head comprises an outer end head, an inner end head and a guide post, wherein the outer end head and the inner end head are conical, and the guide post is arranged between the outer end head and the inner end head. A uterus oviduct radiography pipe, a uterus oviduct radiography pipe, adopt the fixed sacculus cooperation in cervical blocking head and the cervix that sets up on the outer tube outer wall, fix the radiography pipe.

Description

Uterus oviduct radiography catheter

Technical Field

The utility model belongs to the field of medical equipment, especially, relate to a uterus oviduct radiography pipe.

Background

Among the etiologic factors of female infertility, fallopian tube obstruction accounts for a large percentage, and the most effective and simplest method for diagnosing fallopian tube obstruction is hysterosalpingography, the contrast catheter is conveyed to the uterine tube through a guide wire and then fixed through a saccule at the inner end of the catheter, after filling the catheter with the contrast agent, whether an occlusion exists in the fallopian tube is judged by observing the flow of the contrast agent in the fallopian tube and the reverse fluid condition, but because the fallopian tube is fixed in a single direction through the air sac in the uterus, in order to achieve better examination effect, the patient can do special actions for observation, but the contrast catheter can move towards the body of the patient during the movement, which causes discomfort to the patient, in addition, liquid-reflecting phenomenon can occur along with the use of the developing solution and the liquid medicine in the checking process, and the turned-out liquid medicine is easy to pollute the surrounding environment;

in the prior art, the developing tube can be fixed at the cervix by using the cervix blocking block, but the existing cervix blocking block is generally conical, and can cause stimulation to the vagina when the developing tube is taken out, so that discomfort is caused to a patient.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a hysterosalpingography catheter for use during an examination.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a hysterosalpingography catheter comprises an outer tube and a developing tube arranged in the outer tube, wherein one end of the developing tube is provided with a liquid inlet, the end part of the outer tube is provided with a water inlet, one end of the developing tube close to the liquid inlet penetrates through the side wall of the outer tube to be communicated with the outside, one end of the outer tube far away from the water inlet is provided with a balloon, the outer tube is communicated with the balloon, and a cervical blocking head is arranged between the position of the developing tube penetrating through the outer tube and the balloon;

the cervical blocking head comprises an outer end head, an inner end head and a guide post, wherein the outer end head and the inner end head are conical, and the guide post is arranged between the outer end head and the inner end head.

Furthermore, the cervical blocking end is fixedly connected with the outer wall of the outer tube.

Further, the distance between the tip of the inner end head and the balloon is 2.5 cm.

Further, the diameter of the guide post is 5 cm.

Further, the axial length of the inner end head and the axial length of the outer end head are both 0.5 cm.

Further, the radiography catheter still includes the drainage unit, the drainage unit includes funnel and the outside drainage tube that extends of funnel lateral wall, the funnel cup joints on the outer tube outer wall, and can follow the outer tube motion under the exogenic action.

Furthermore, a sleeve extends downwards from the end with the narrow opening of the funnel, the sleeve is sleeved on the outer pipe, and a sealing ring is arranged between the sleeve and the outer wall of the outer pipe.

Compared with the prior art, the uterus oviduct radiography conduit of the utility model has the following advantages:

the utility model adopts the cooperation of the cervix blocking head fixedly arranged on the outer wall of the outer tube and the saccule in the cervix to fix the radiography catheter;

the conical outer end and the conical inner end are adopted, so that the stimulation to the human body can be reduced when the radiography conduit is extended into or pulled out of the human body, and the discomfort of the human body is reduced;

the drainage unit is adopted to discharge the contrast fluid flowing out of the body, so as to prevent the pollution to the surrounding environment.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is an overall schematic diagram of an embodiment of the present invention.

Description of reference numerals:

1-a developing tube; 11-a liquid inlet; 12-a balloon; 2-an outer tube; 21-a water inlet; 3-cervical occlusion head; 31-an outer end; 32-inner end; 33-a guide post; 4-a drainage unit; 41-a drainage tube; 42-a funnel; 43-a cannula; 44-sealing ring.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

According to the figure 1, a uterus oviduct radiography catheter comprises a developing tube 1 and an outer tube 2 sleeved outside the developing tube 1, wherein one end of the developing tube 1 is provided with a liquid inlet 11 used for filling contrast liquid into the interior, the other end of the developing tube can extend into an oviduct, one end of the liquid inlet 11 of the developing tube 1 penetrates through the outer tube 2 to be communicated with the outside, the liquid inlet 11 can be connected with a liquid filling device of the contrast liquid, one end of the outer tube 2, which is close to the liquid inlet 11 of the developing tube 1, is provided with a water inlet 21 used for filling physiological saline into the outer tube 2, the other end of the outer tube 2 is provided with a balloon 12, a cervix blocking head 3 capable of abutting against a cervix opening is arranged between the balloon 12 and the developing tube 1, and the distance between the tip 32 of the inner end of the cervix blocking head 3 and the balloon 12 is;

the cervical blocking head 3 comprises an inner end head 32 which is convenient to extend into a vagina and can block an outer port of the cervix, an outer end head 31 which is convenient to remove the vagina and a guide column 33 which is arranged between the inner end head 32 and the outer end head 31, wherein the inner end head 32 and the outer end head 31 are both conical, the tip of the inner end head 32 faces the cervical orifice, the tip of the outer end head 31 faces the vaginal orifice, and the axes of the outer end head 31, the inner end head 32 and the guide head are all on the same straight line; the diameter of the cervical blocking head 3 is 5cm, the cervical blocking head is made of medical rubber and other materials, the diameter of the cervix of a woman who does not have a child birth under a common condition is usually 1-2cm, and the diameter of the cervix of a woman who has a child birth is usually 4-5cm, so the cervical blocking head 3 can be matched with the saccule 12, the inner port of the cervix is tightly propped against the saccule 12, the outer port of the cervix is tightly propped against the inner port 32 of the cervical blocking head 3, and the radiography catheter is further fixed in the uterus.

The axial length of the inner end head 32 and the outer end head 31 is 0.5cm, and the cervical plugging head 3 and the outer wall of the outer tube 2 are combined into a whole.

Be equipped with a drainage unit 4 between cervical stopper 3 and water inlet 21, drainage unit 4 includes funnel 42 to and the drainage tube 41 that the funnel 42 lateral wall outwards extends, funnel 42 is including cup jointing in the sleeve pipe 43 of outer tube 2 outer wall, and sleeve pipe 43 can slide along outer tube 2, be equipped with sealing washer 44 between sleeve pipe 43 and the outer tube 2 outer wall, funnel 42 can cover women's private parts for in the liquid medicine refluence can get into funnel 42, and the interior liquid of funnel 42 can be followed drainage tube 41 and discharged, in order to prevent to cause the pollution to the surrounding environment.

The sleeve 43 is formed by extending the narrow end of the funnel 42 downwards, and the wide end of the funnel 42 can be covered on the female pudendum.

When in use, firstly, the guide wire penetrates through the guide pipe and then is connected with the radiography catheter (the connection mode and the structure of the guide wire and the radiography catheter are the prior art, and are not described herein), then the radiography catheter is guided into a woman body by the guide wire until the inner end head 32 of the cervix blocking head 3 is tightly pressed against the outer end of the cervix, the guide wire is drawn out, physiological saline or radiography liquid is respectively filled into the outer pipe 2 and the developing pipe 1 from the water inlet 21 and the liquid inlet 11, so that the saccule 12 expands to be matched with the cervix blocking head 3 to clamp the cervix, then whether the inside of the uterine fallopian tube is blocked or not is observed by an X-ray device, and the funnel 42 is pushed to cover the pudendum of the woman at the same time, so that the liquid is prevented from being continuously injected, and when the liquid-reversing phenomenon is particularly obvious when the fallo; when the examination is completed, the liquid in the developing tube 1 and the liquid in the outer tube 2 are discharged, and then the contrast catheter is drawn out, so that the conical outer end head 31 does not cause stimulation to the human body in the process of drawing out the contrast catheter, and the patient feels uncomfortable.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hysterosalpingography catheter, comprising: the developing tube comprises an outer tube (2) and a developing tube (1) arranged in the outer tube (2), wherein a liquid inlet (11) is formed in one end of the developing tube (1), a water inlet (21) is formed in one end of the outer tube (2), one end, close to the liquid inlet (11), of the developing tube (1) penetrates through the side wall of the outer tube (2) to be communicated with the outside, a balloon (12) is arranged at one end, far away from the water inlet (21), of the outer tube (2), the outer tube (2) is communicated with the balloon (12), and a cervical blocking head (3) is arranged between the position, penetrating through the outer tube (2), of the developing tube (1) and the;

the cervical blocking head (3) comprises an outer end head (31), an inner end head (32) and a guide column (33) which is arranged between the outer end head (31) and the inner end head (32).

2. A uterotubal imaging catheter as claimed in claim 1, wherein: the cervical blocking end is fixedly connected with the outer wall of the outer tube (2).

3. A uterotubal imaging catheter as claimed in claim 1, wherein: the distance between the tip of the inner end head (32) and the balloon (12) is 2.5 cm.

4. A uterotubal imaging catheter as claimed in claim 1, wherein: the diameter of the guide column (33) is 5 cm.

5. A uterotubal imaging catheter as claimed in claim 1, wherein: the axial lengths of the inner end head (32) and the outer end head (31) are both 0.5 cm.

6. A uterotubal imaging catheter as claimed in claim 1, wherein: the radiography catheter further comprises a drainage unit (4), the drainage unit (4) comprises a funnel (42) and a drainage tube (41) with the side wall of the funnel (42) extending outwards, the funnel (42) is sleeved on the outer wall of the outer tube (2), and the funnel can move along the outer tube (2) under the action of external force.

7. A uterotubal imaging catheter as claimed in claim 6, wherein: the funnel (42) thin mouth end extends downwards to form a sleeve (43), the sleeve (43) is sleeved on the outer pipe (2), and a sealing ring (44) is arranged between the sleeve (43) and the outer wall of the outer pipe (2).