CN220572449U

CN220572449U - Bladder funnel

Info

Publication number: CN220572449U
Application number: CN202221419750.9U
Authority: CN
Inventors: 罗礼容
Original assignee: Southwest Medical University
Current assignee: Southwest Medical University
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2024-03-12
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a bladder funnel which comprises a funnel part and a catheter, wherein the funnel part is made of thermoplastic elastic materials and is communicated with the catheter, and a three-way valve is arranged on the catheter. The bladder funnel, the funnel part and the guide pipe are made of thermoplastic elastic materials, and compared with glass and iron funnels, the bladder funnel is softer and elastic, and is beneficial to reducing injury to animal bladders after being placed into the animal bladders, relieving pain of animals, reducing use cost and improving accuracy of urine volume change monitoring.

Description

Bladder funnel

Technical Field

The utility model relates to the technical field of animal experiments, in particular to a bladder funnel.

Background

In animal experiments, urinary volume of animals is often observed using a bladder funnel. When in use, a small incision is needed to be made at the position with less blood vessels at the top of the animal bladder, then the bladder funnel is placed into the bladder from the incision and is opposite to the catheter, and urine is led out through the catheter connected with the bladder funnel, so that the change of the animal urine volume is observed.

The bladder funnel commonly used at present generally comprises an iron funnel or a glass funnel, and a catheter is externally connected to the bottom of the funnel to lead out urine, so that the bladder funnel often has the following problems in the actual use process:

1. the funnel is hard and is easy to cause injury to animals when placed in the animal bladder;

2. the glass funnel is easy to damage, and the use cost is relatively high;

3. the urine that produces in the general animal experiment process is less, only can watch under the most circumstances, judges the change condition of urine through the number of drips of number urine, so not only waste time and energy, and also can't carry out accurate measurement to the variable quantity of urine, in addition, sometimes because the urine production is less, leads to urine not flowing out through the pipe in the funnel, is difficult to accurately judge the variable condition of urine volume.

Disclosure of Invention

In order to solve the problems, the utility model provides the bladder funnel which is relatively soft in texture, can reduce the probability of injury to animals, and can also effectively reduce the manufacturing cost of the bladder funnel.

The utility model adopts the following technical scheme for realizing the purposes:

the bladder funnel comprises a funnel part and a catheter, wherein the funnel part is made of thermoplastic elastic materials and is communicated with the catheter, and a three-way valve is arranged on the catheter.

Furthermore, one interface of the three-way valve is connected with a connecting pipe, the connecting pipe is connected with a collecting pipe, graduation marks are arranged on the collecting pipe, and the graduation difference value between the adjacent graduation marks is less than or equal to 1mL.

Further, the collecting pipe and the connecting pipe are integrally formed.

Further, the volume of the collecting pipe is more than or equal to 5mL.

Furthermore, the collecting pipe is made of hard plastic, a liquid outlet is formed in one end, far away from the connecting pipe, of the collecting pipe, and an end cover in sealing connection with the collecting pipe is arranged at the liquid outlet.

Still further, the end cover includes the gripping portion that offsets with the collecting pipe wall and extends to the connector in the collecting pipe, connector and end cover threaded connection.

Still further, the diameter of the connecting tube is greater than the diameter of the collection tube.

The beneficial effects of the utility model are as follows:

1. the funnel part and the guide pipe are made of thermoplastic elastic materials, and compared with glass and an iron funnel, the whole funnel is softer and elastic, and the funnel part and the guide pipe are beneficial to reducing the injury to the animal bladder after being put into the animal bladder and relieving the pain of animals;

2. the funnel part and the guide pipe are made of plastic, so that the manufacturing cost is greatly reduced compared with an iron funnel, and compared with a glass funnel, the funnel has higher obvious toughness and is not easy to damage, namely, the use cost can be effectively reduced compared with a traditional bladder funnel;

3. be provided with the three-way valve on the pipe, the three-way valve is an interface and is used for dribbling urine, and an interface can be used for sending liquid such as normal saline into the funnel portion, fills the funnel portion, makes the urine once produce alright dribbling from the pipe, promotes the accuracy that urine volume was surveyed.

Drawings

FIG. 1 is a schematic diagram of a bladder funnel;

FIG. 2 is a schematic view of an optimized structure of a bladder funnel;

FIG. 3 is a schematic diagram of an end cap structure;

reference numerals: 1-funnel part, 2-pipe, 3-three way valve, 4-connecting pipe, 5-collecting pipe, 6-scale mark, 7-gripping part, 8-connector.

Detailed Description

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed" and "in communication" are to be interpreted broadly, for example, as being either in fixed communication, as being in removable communication, or as being integrally connected; may be in mechanical communication or in electrical communication; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

The embodiment provides a bladder funnel, please see fig. 1, including funnel portion 1 and pipe 2 made of thermoplastic elastomer, and funnel portion 1 and pipe 2 communicate, be provided with three-way valve 3 on the pipe 2, wherein, funnel portion 1 and pipe 2 can integrated into one piece, also can the components of a whole that can function independently set up, as long as the junction between the two can seal, thermoplastic elastomer can be TPVC, conventional TPE material such as TPU, as long as can not cause the injury to the animal, and have certain hardness and elasticity concurrently can, and three-way valve 3 can be the ordinary valve of purchase on the market, is the mature prior art, just will not be repeated here.

When the device is used, the bladder funnel is placed into the bladder to be fixed, then liquid such as normal saline is sent into the funnel part 1 through one interface connection of the device for injecting liquid and the three-way valve 3, so that the liquid fills the bladder and extends to one end of the connecting pipe 2 and the funnel part 1, then the three-way valve 3 is adjusted, the interface connected with the device for injecting liquid is closed, and the pipe 2 is communicated with the other interface, so that once urine enters the bladder through the ureter, the urine can drop out through the interface, the problem that urine cannot drop out due to insufficient pressure of the urine is avoided, and the change condition of the urine volume of animals can be observed better after the liquid medicine is injected to the animals each time is avoided.

In order to monitor and compare the urine volume conveniently, need not the breeder to squat and watch the urine drop speed aside, an interface connection of three-way valve 3 has connecting pipe 4, connecting pipe 4 is connected with collecting pipe 5, be provided with graduation line 6 on the collecting pipe 5, and the graduation difference between the adjacent graduation line 6 is less than or equal to 1mL, can the diameter of collecting pipe 5 be less, wherein in the animal experiment process, the urine of animal after injecting the medicine at every time is less in most cases, about 10mL more, little even almost, under the general circumstances is 3-5mL, consequently, can make the internal diameter of collecting pipe 5 set to about 2-7mm, and use 0.1mL as minimum graduation value, in order to satisfy general user demand certainly, the volume that makes collecting pipe 5 is not less than 5mL, also can set to great volume, namely length is long slightly, after injecting the medicine at every time, only need suitable time to watch the change volume of graduation line 6 that the urine liquid level that corresponds in the collecting pipe 5 can effectively monitor urine, make the experiment more simple and convenient.

The collecting pipe 5 and the connecting pipe 4 can be separately arranged, so long as the collecting pipe 5 and the connecting pipe 4 can be in sealing connection, the collecting pipe 5 and the connecting pipe 4 can be integrally formed for reducing the processing cost and the use stability, and the manufacturing process can be simplified, and the number of joints can be reduced.

Further, referring to fig. 2 and 3, the collecting tube 5 is made of hard plastic, and a liquid outlet is formed at one end of the collecting tube 5 far away from the connecting tube 4, and an end cover is disposed at the liquid outlet and is in sealing connection with the collecting tube 5, so that the connecting tube 4 and the three-way connector are not required to be separated each time when urine stored in the collecting tube 5 is discharged, only the end cover is required to be taken down, and the three-way valve 3 can be directly used for closing when urine is discharged, so that the urine can be prevented from overflowing due to the fact that the 3 interfaces of the three-way valve 3 are not communicated with each other, and the use is very convenient.

The end cover is used as a specific connection mode of the end cover and the collecting pipe 5, the end cover comprises a holding part 7 propped against the wall of the collecting pipe 5 and a connector 8 extending into the collecting pipe 5, the connector 8 is in threaded connection with the end cover, the connector 8 is solid or hollow, only the end part is closed, and the starting end of the scale mark 6 is a position corresponding to the end part of the connector 8 when the connector 8 is completely screwed into the collecting pipe 5.

In addition, the bladder funnel provided in this embodiment is reusable after cleaning and sterilizing, wherein the diameter of the connecting tube 4 is preferably made larger than the diameter of the collecting tube 5. When cleaning the collecting pipe 5, only need be used for external liquid injection device's valve through three-way valve 3, can pour into liquid and get into connecting pipe 4, then get into collecting pipe 5 through connecting pipe 4, and the internal diameter of connecting pipe 4 is greater than the internal diameter of collecting pipe 5, liquid can carry out powerful impact to collecting pipe 5, even the internal diameter of collecting pipe 5 is very tiny, also can effectively clean collecting pipe 5, of course funnel portion 1 and catheter 2's cleaning mode then follow current cleaning mode can, no longer carry out the description here.

The above description is only a preferred embodiment of the present utility model, and the patent protection scope of the present utility model is defined by the claims, and all equivalent structural changes made by the specification and the drawings of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The bladder funnel is characterized by comprising a funnel part (1) and a catheter (2), wherein the funnel part (1) is made of thermoplastic elastic materials, the funnel part (1) is communicated with the catheter (2), and a three-way valve (3) is arranged on the catheter (2).

2. The bladder funnel according to claim 1, wherein one interface of the three-way valve (3) is connected with a connecting pipe (4), the connecting pipe (4) is connected with a collecting pipe (5), graduation marks (6) are arranged on the collecting pipe (5), and the graduation difference value between adjacent graduation marks (6) is less than or equal to 1mL.

3. Bladder funnel according to claim 2, characterized in that the collecting tube (5) is integrally formed with the connecting tube (4).

4. A bladder funnel according to claim 3, characterized in that the volume of the collection tube (5) is not less than 5mL.

5. A bladder funnel according to claim 3, characterized in that the collecting tube (5) is made of hard plastic, and that the end of the collecting tube (5) remote from the connecting tube (4) is provided with a liquid outlet, and that the liquid outlet is provided with an end cap in sealing connection with the collecting tube (5).

6. The bladder funnel according to claim 5, characterized in that the end cap comprises a grip (7) against the wall of the collection tube (5) and a connector (8) extending into the collection tube (5), the connector (8) being in threaded connection with the end cap.

7. The bladder funnel according to claim 6, characterized in that the inner diameter of the connecting tube (4) is larger than the inner diameter of the collecting tube (5).