CN210472770U

CN210472770U - Oviduct radiography and liquid-flowing catheter

Info

Publication number: CN210472770U
Application number: CN201920139350.4U
Authority: CN
Inventors: 贾峻峰
Original assignee: Jiangsu Diwo Biological Products Co ltd
Current assignee: Jiangsu Diwo Biological Products Co ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-05-08
Anticipated expiration: 2029-01-28

Abstract

The utility model provides an oviduct radiography and logical liquid pipe, aerify chamber, three way type pipe base, sacculus including annotating liquid chamber, two handle valves, annotate liquid chamber, two handle valves aerify the chamber with three way type pipe pedestal connection, annotate the liquid chamber with be equipped with the pipe clamp on the pipe between the three way type pipe base, three way type pipe base with through two-chamber pipe connection between the sacculus, the other end of sacculus is equipped with single chamber pipe, be equipped with on the single chamber pipe and annotate the liquid hole, the end of single chamber pipe is equipped with the end cap. The double-cavity catheter, the balloon and the base are made of liquid silica gel, so that the double-cavity catheter, the balloon and the base are good in biocompatibility, free of additives, stable in structure and soft in material, and can prevent heat sources and adverse reactions, and endometrium is protected from being damaged. The body is same material processing with the base, easily bonds, the utility model discloses in, body, base are liquid silica gel processing, reduce the irritability of adhesives such as glue and the injury to the human body.

Description

Oviduct radiography and liquid-flowing catheter

Technical Field

The utility model relates to a catheter for oviduct radiography and liquid passing.

Background

The number of people suffering from infertility increases year by year, and nearly half of patients suffer from infertility caused by factors such as oviduct blockage, or poor smooth circulation, hydrops and the like, so the patients need to be examined, diagnosed and treated to ensure the smooth oviduct and can be pregnant. The unobstructed inspection mode of uterus oviduct mainly has three kinds of modes of uterus oviduct liquid, uterus oviduct image radiography (HSG), uterus oviduct supersound radiography, therefore the inspection or surgical instruments of research and development must be suitable for above-mentioned three kinds of modes simultaneously, and rational in infrastructure, and the material is the optimal selection to the harmless human body.

The existing products in clinical use have the following defects: 1. the materials entering the female body cavity are mostly hard plastic tubes or latex tubes, so the female body cavity is poor in biocompatibility, easy to age, strong in irritation, easy to be allergic or hard in texture, and easy to damage the cervical canal and endometrium. 2. The tube body entering the female body cavity is thick, the cervix must be dilated before clinical examination or operation, and clinically, multiple uterine dilating rods are usually needed to perform mechanical dilation continuously, and examination or operation can be performed after the cervix is dilated and relaxed. The comfort of the patient is poor, and the infection probability and the injury risk of the cervix and the endometrium are easily increased.

SUMMERY OF THE UTILITY MODEL

In view of the disadvantages of the prior art, the present invention provides a catheter for salpingography and hydrotubation, which has good biocompatibility, stable structure, soft material, and can protect endometrium from injury.

For realizing above-mentioned purpose and other relevant purposes, the utility model provides an oviduct radiography and logical liquid pipe, aerify chamber, three way type pipe base, sacculus including annotating liquid chamber, two handle valves, annotate liquid chamber, two handle valves aerify the chamber with three way type pipe pedestal connection, annotate the liquid chamber with be equipped with the pipe clamp on the pipe between the three way type pipe base, three way type pipe base with through two-chamber pipe connection between the sacculus, the other end of sacculus is equipped with single chamber pipe, be equipped with on the single chamber pipe and annotate the liquid hole, the end of single chamber pipe is equipped with the end cap.

Preferably, the back end of the single-cavity catheter is provided with a gel coating catheter, and a gel coating is arranged on the gel coating catheter.

Preferably, the single lumen catheter is provided with a gel coat.

Preferably, the gel coating is PVA, PVP, water-soluble chitosan, water-soluble cellulose or water-soluble sodium alginate.

Preferably, the head end of the inflating cavity of the double-handle valve is provided with a sealing plug, and one side of the liquid injection cavity is provided with a guide wire containing the sealing plug.

Preferably, the inner diameters of the cavity channels of the liquid injection cavity and the inflating cavity of the double-handle valve are cone structures, so that the liquid injection cavity and the inflating cavity of the double-handle valve are convenient to connect and detach quickly, the outer surface of each cone structure is provided with a spiral port, and the size of each spiral port is matched with an internal spiral port injection syringe used clinically, so that the spiral ports are matched with the outer diameter of a cone connector of the injection syringe used clinically in a sealing manner.

Preferably, the connection part of the balloon and the double-cavity catheter and the single-cavity catheter is provided with a slope step which is of a gradually decreasing cone structure. In order to reduce the resistance of the vertical step at the bonding part to facilitate smooth passing through the cervix, after the inner port at the edge of the balloon is glued and fixed, shrink films are sleeved at the two ends of the balloon, silica gel adhesive is injected, the shrink films are retracted by heating facilities such as a heat drying gun and the like at high temperature and are shaped into a slope step with taper, after cooling and solidification, the shrink films are cut off, the slope of the balloon and the slope of the catheter are in a gradually-gradual cone structure, the balloon and the catheter are smooth and free of vertical step resistance, and the cervical puncture is facilitated.

Preferably, the double-cavity catheter, the balloon and the three-way catheter base are made of liquid silica gel.

Preferably, the double-cavity catheter and the plug are provided with X-ray developing lines. The X-ray developing lines are included, so that the positions of the catheter and the catheter head which reach and pass can be clearly displayed under the X-ray, and the accuracy and the rapidness of the operation are improved.

To sum up, the utility model discloses an oviduct radiography and liquid passing catheter has following beneficial effect: the double-cavity catheter, the balloon and the base are made of liquid silica gel, so that the double-cavity catheter, the balloon and the base are good in biocompatibility, free of additives, stable in structure and soft in material, and can prevent heat sources and adverse reactions, and endometrium is protected from being damaged. The tube body and the base are made of the same material and are easy to adhere.

Drawings

FIG. 1 is a block diagram of a tubal visualization and drainage catheter;

FIG. 2 is a block diagram of a tubal visualization and drainage catheter.

1. A guide wire; 2. a liquid injection cavity; 3. a catheter clamp; 4. a sealing plug; 5. a double-handle valve inflation cavity; 6. a three-way conduit base; 7. a double lumen catheter; 8. a balloon; 10. a liquid injection hole; 11. gel coating; 12. a plug; 13. a gel coated catheter; gel coating.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The following description is given by way of specific examples, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein.

Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1 and 2, the utility model provides an oviduct radiography and logical liquid pipe, aerify chamber 5, three way type pipe base 6, sacculus 8 including annotating liquid chamber 2, two handle valves, annotate liquid chamber 2, two handle valves aerify chamber 5 with three way type pipe base 6 connects, annotate liquid chamber 2 with be equipped with the pipe clamp 3 on the pipe between the three way type pipe base 6, three way type pipe base 6 with connect through two-chamber pipe 7 between the sacculus 8, the other end of sacculus 8 is equipped with single chamber pipe, be equipped with on the single chamber pipe and annotate liquid hole 10, the end of single chamber pipe is equipped with end cap 12.

In this embodiment, the back end of the single-lumen catheter is provided with a gel-coated catheter 13, and the gel-coated catheter 13 is provided with a gel coating 14.

In this embodiment, the single lumen catheter is provided with a gel coat.

In this embodiment, the gel coating is PVA, PVP, water-soluble chitosan, water-soluble cellulose, or water-soluble sodium alginate.

In this embodiment, the head end of the inflating cavity 5 of the dual-handle valve is provided with a sealing plug, and one side of the injecting cavity is provided with a guide wire 1 containing the sealing plug.

In this embodiment, the inner diameters of the cavity channels of the liquid injection cavity 2 and the two-handle valve inflation cavity 5 are cone structures, so that the two-handle valve inflation cavity is convenient to connect and detach quickly, the outer surface of each cone structure is provided with a spiral port, and the size of the spiral port is matched with an internal spiral port injection syringe used clinically, so that the spiral port is matched with the outer diameter of a cone connector of the injection syringe used clinically in a sealing manner.

In this embodiment, a slope step is provided at the connection between the balloon 8 and the dual-lumen catheter 7, and the single-lumen catheter, and the slope step is a tapered cone structure. In order to reduce the resistance of the vertical step at the bonding part to facilitate smooth passing through the cervix, after the inner port at the edge of the balloon is glued and fixed, shrink films are sleeved at the two ends of the balloon, silica gel adhesive is injected, the shrink films are retracted by heating facilities such as a heat drying gun and the like at high temperature and are shaped into a slope step with taper, after cooling and solidification, the shrink films are cut off, the slope of the balloon and the slope of the catheter are in a gradually-gradual cone structure, the balloon and the catheter are smooth and free of vertical step resistance, and the cervical puncture is facilitated.

In this embodiment, the double-lumen catheter 7, the balloon 8 and the three-way catheter base 6 are made of liquid silicone.

In this embodiment, the double-lumen catheter 7 and the plug 12 are provided with X-ray developing lines. The X-ray developing lines are included, so that the positions of the catheter and the catheter head which reach and pass can be clearly displayed under the X-ray, and the accuracy and the rapidness of the operation are improved.

The diameter of the silicone tube is divided into two series of less than or equal to 7Fr and more than 7Fr, the diameter of the silicone tube is less than or equal to 7Fr, namely the diameter of the silicone tube is less than or equal to 2.33mm, and the diameter of a cervical orifice is about 2-3mm under the closed state of a female cervix, so that when the outer diameter of the catheter is not more than 7Fr, the catheter can be smoothly inserted for examination or operation without expanding the uterus.

As shown in fig. 1.

When the diameter of the double-cavity catheter is larger than 7Fr, the head end of the double-cavity silicone tube is sleeved with a single-cavity silicone tube with the diameter of less than or equal to 7Fr, namely the gel coating catheter 13, the single-cavity silicone tube is conveyed into the cervical canal by medical forceps, according to the principle that the single-cavity silicone tube with the diameter of less than or equal to 7Fr does not need to expand the uterus, the gel coating 14 can automatically soften and relax the cervix, and after the cervix is softened and relaxed, the double-cavity silicone tube with the diameter of more than 7Fr can smoothly pass through the cervix in a closed state and enter the; (2) the bonding part of the gel coating catheter 13 and the double-cavity catheter 7 is a conical slope step, so that the catheter can smoothly pass through; (3) then, a gel coating or a hydrophilic polymer film such as PVA, PVP and the like is coated on the single cavity tube, wherein the PVA is toxic, odorless and harmless to human bodies, can be completely dissolved by secretion body fluid in the vagina or the cervical canal, hydroxyl (-OH) in the molecule of the PVA is good in hydrophilicity and fast to dissolve, can be dissolved at the normal temperature of 25 ℃, and the body temperature of the human bodies is usually about 37 ℃, so that the PVA can be fully dissolved. In addition, PVA is the only vinyl polymer which can be used as a carbon source and an energy source by bacteria, and body fluid secreted in a female vaginal cavity or a cervical canal contains a large amount of microorganisms and enzymes, and a base solute can be degraded into CO2 and water under the action of the PVA, so that the PVA has no toxic or side effect on a human body. Similarly, PVP is a hydrophilic polymer without anaphylactic substances, is very easy to dissolve in water, has good biocompatibility and no irritation, and is widely used in the medical and health industry. It can be dissolved into gel after absorbing water. The PVA or PVP after being dissolved in water can keep moisture, lubricate and soften the cervix, stimulate prostaglandin to be quickly synthesized, enable the cervix to be relaxed, and the silica gel catheter which is lined with the supporting guide wire and is below 26Fr can safely pass through the cervix without mechanically expanding the cervix, so that the cervix can be rapidly and safely expanded without pain and wound, and has no harm or adverse reaction to women. And the gel of PVA and PVP after hydrolysis can play a role of physical barrier isolation to isolate the wounded or eroded cervix so as to play the aim of physical therapy. Similarly, water-soluble chitosan, water-soluble cellulose, water-soluble sodium alginate and the like can be used as a gel coating and coated on the head end of the catheter or the gel coated catheter, so that the cervical vertebra is lubricated, moisturized, softened, prostaglandin synthesis is promoted, and the cervical vertebra is loosened. The vagina moisturizing and anti-inflammation gel can dilate cervix uteri, has the effects of physical barrier isolation, physical bacteriostasis and inflammation diminishing, and also has the moisturizing effect which is commonly possessed and can also achieve the effect of moisturizing vagina dryness and astringency symptom.

In order to facilitate the quick connection and disconnection of the liquid injection cavity and the filling cavity, the inner diameter of the cavity channel is designed into a cone structure, so that the inner diameter of the cavity channel is hermetically matched with the outer diameter of a cone connector of an injection syringe used clinically; and the outer opening of the designed cone cavity structure is provided with a screw opening, and the size of the screw opening is matched with an internal screw opening injection syringe used clinically. After the inner rotary-mouth syringe and the outer rotary-mouth medicine injection cavity are fastened with each other, the contrast agent or other liquid medicine for injection, especially some contrast agents with certain radioactivity, can be prevented from being splashed out due to accidental loosening, so that waste or pollution is caused; after the inner screwed-mouth syringe and the outer screwed-mouth inflation cavity are fastened, the air tightness of the balloon is further enhanced, the operation of medical personnel is facilitated, and the syringe and the interface are not required to be loosened.

In order to further facilitate the air tightness and the operation convenience of the inflation cavity, the joint and the switch valve of the inflation cavity are designed into an integral assembly, and the valve and the joint are of an integral structure, namely the double-handle valve inflation cavity, so that the size is small and attractive, the processing procedures are reduced, and the operation during clinical use is facilitated. The handle for opening the valve is designed to be a double handle, and compared with a common single-handle valve in clinic, the double-handle valve is more favorable for the convenience of operation of medical staff.

When the saccule is adhered, in order to reduce the resistance of the vertical step at the adhering position so as to be beneficial to smoothly passing through the cervix, after the inner opening at the edge of the saccule is adhered and fixed, shrink films are sleeved at the two ends of the saccule, silica gel adhesive is injected, the shrink films are retracted by heating facilities such as a heat drying gun and the like at high temperature, the moulding is formed into a slope step ⑨ with taper, after the cooling and solidification, the shrink films are cut off, the gradient of the saccule and the catheter is of a gradually-gradual cone structure, the structure is smooth and free of the resistance of the vertical.

The silica gel adhesive used when the catheter plug is sealed is added with an X-ray developing material, namely the catheter plug with the X-ray developing material, and meanwhile, when the catheter body is processed, the silica gel adhesive contains an X-ray developing line, namely the double-cavity catheter with the X-ray developing line, so that the catheter head and the catheter can clearly display the positions where the catheter head reaches and passes through under the X-ray, and the accuracy and the rapidness of operation are improved.

As mentioned above, the oviduct radiography and liquid-flowing catheter of the utility model has the following beneficial effects: the double-cavity catheter, the balloon and the base are made of liquid silica gel, so that the double-cavity catheter, the balloon and the base are good in biocompatibility, free of additives, stable in structure and soft in material, and can prevent heat sources and adverse reactions, and endometrium is protected from being damaged. The tube body and the base are made of the same material and are easy to adhere.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications and variations be covered by the claims without departing from the spirit and technical spirit of the present invention.

Claims

1. A salpingography and hydrotubation catheter, comprising: including annotating liquid chamber, two handle valve inflation chamber, three way type pipe base, sacculus, annotate liquid chamber, two handle valve inflation chamber with three way type pipe pedestal connection, annotate the liquid chamber with be equipped with the pipe clamp on the pipe between the three way type pipe base, three way type pipe base with connect through two-chamber pipe between the sacculus, the other end of sacculus is equipped with single chamber pipe, be equipped with on the single chamber pipe and annotate the liquid hole, the end of single chamber pipe is equipped with the end cap.

2. A tubal visualization and drainage catheter as recited in claim 1, wherein: the back end of the single-cavity catheter is provided with a gel coating catheter, and a gel coating is arranged on the gel coating catheter.

3. A tubal visualization and drainage catheter as recited in claim 1, wherein: the single-cavity catheter is provided with a gel coating.

4. A tubal visualization and drainage catheter as claimed in claim 2 or claim 3 wherein: the gel coating is PVA, PVP, water-soluble chitosan, water-soluble cellulose or water-soluble sodium alginate.

5. A tubal visualization and drainage catheter as recited in claim 1, wherein: the head end of the double-handle valve inflation cavity is provided with a sealing plug, and one side of the liquid injection cavity is provided with a guide wire containing the sealing plug.

6. A tubal visualization and drainage catheter as recited in claim 1, wherein: the inner diameters of the cavity channels of the liquid injection cavity and the double-handle valve inflation cavity are cone structures, so that the liquid injection cavity and the double-handle valve inflation cavity are convenient to connect and detach quickly, and the outer surfaces of the cone structures are provided with spiral openings.

7. A tubal visualization and drainage catheter as recited in claim 1, wherein: the balloon is provided with a slope step at the joint of the balloon and the double-cavity catheter and the single-cavity catheter, and the slope step is of a gradually decreasing cone structure.

8. A tubal visualization and drainage catheter as recited in claim 1, wherein: the double-cavity catheter, the balloon and the three-way catheter base are made of liquid silica gel.

9. A tubal visualization and drainage catheter as recited in claim 1, wherein: the double-cavity catheter and the plug are provided with X-ray developing lines.