CN209187851U - A kind of Novel ureteral stent - Google Patents
A kind of Novel ureteral stent Download PDFInfo
- Publication number
- CN209187851U CN209187851U CN201821821159.XU CN201821821159U CN209187851U CN 209187851 U CN209187851 U CN 209187851U CN 201821821159 U CN201821821159 U CN 201821821159U CN 209187851 U CN209187851 U CN 209187851U
- Authority
- CN
- China
- Prior art keywords
- bend pipe
- connecting tube
- baffle
- baffle ring
- ureteral stent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/008—Implant devices for drainage of body fluids from one part of the body to another pre-shaped, for use in the urethral or ureteral tract
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- Health & Medical Sciences (AREA)
- Urology & Nephrology (AREA)
- Ophthalmology & Optometry (AREA)
- Otolaryngology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a kind of Novel ureteral stents, including connecting tube, the first bend pipe is fixedly mounted in one end of the connecting tube, the second bend pipe is fixedly mounted in the other end of connecting tube, anti-backflow device is fixedly installed in connecting tube, first bend pipe and the second bend pipe are integrally formed with connecting tube and are located at the upper side and lower side of connecting tube, and the both ends of the first bend pipe and the second bend pipe are set as being open, and the first bend pipe and the second bend pipe are in circle shape；It is arranged with silica gel sheath on first bend pipe and the second bend pipe, several anti-blocking protrusions are uniformly fixedly installed on silica gel sheath, offer inlet between anti-blocking protrusion, inlet is connected into the inside of the first bend pipe.The beneficial effects of the utility model are: structure is simple, manufacturing cost is low；It effectively prevents the first bend pipe to contact with the internal of patient and lead to the case where blocking, the anti-backflow effect of ureter bracket is effectively increased by anti-backflow device.
Description
Technical field
The utility model relates to a kind of medical instrument, specifically a kind of Novel ureteral stent.
Background technique
Kidney stone is some crystalline solids and organic substrate caused by the abnormal accumulation of kidney, is the common of urinary system
Disease, frequently-occurring disease, 40%~75% kidney stone patient have different degrees of pain in the loins.Calculus is larger, and degree of excursion very little shows as waist
Discomfort that acid is swollen, or have secret anguish or dull pain when body movement increases.Compared with the colic pain that microlith causes, waist and belly knife often occurs suddenly
Sample severe pain is cut, is in paroxysmal.Any position of urinary system can occur calculus but often originate from kidney, and kidney stone is more when being formed
Positioned at renal plevis or kidney calices, it can be discharged into ureter and bladder, ureteral calculi is almost entirely from kidney.And in the treatment of kidney stone
Later, it usually needs ureter bracket will be implanted into ureter, in Chinese utility model patent specification CN204563248U
Disclose a kind of ureter rack tube, the utility model in use, although be patient mitigate disease be patient's bring
Pain and the risk for reducing postoperative ureterostenosis and secondary kidney stone, but the unidirectional of ureter is realized by pressure
Drainage function implementation result is not good enough, therefore to solve the above-mentioned problems, and it is necessary to design a kind of novel ureter bracket.
Utility model content
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of this utility model is to provide a kind of novel ureter brackets
Pipe effectively can avoid ureter bracket from blocking, and have the function of anti-backflow when carrying out urethral catheterization in implantation.
2. technical solution
The purpose of this utility model is to provide a kind of Novel ureteral stents, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
The first bend pipe, connection is fixedly mounted in a kind of Novel ureteral stent, including connecting tube, one end of the connecting tube
The second bend pipe is fixedly mounted in the other end of pipe, is fixedly installed with anti-backflow device in connecting tube, the first bend pipe and the second bend pipe are equal
It is integrally formed and is located at the upper side and lower side of connecting tube with connecting tube, the both ends of the first bend pipe and the second bend pipe are set as out
Mouthful, the first bend pipe and the second bend pipe are in circle shape；Silica gel sheath is arranged on first bend pipe and the second bend pipe, on silica gel sheath
Several anti-blocking protrusions are uniformly fixedly installed with, offer inlet between anti-blocking protrusion, inlet is connected into the first bend pipe
It is internal.
As a further solution of the present invention: first bend pipe, connecting tube and the second bend pipe have polyurethane system
At.
As a further solution of the present invention: the anti-backflow device mainly by baffle ring, hollow plastic ball, baffle and
Liquid-passing hole is constituted, and baffle ring is fixedly mounted on the inside of connecting tube and is integrally formed with connecting tube, and the one of baffle ring the second bend pipe of direction
Side is equipped with inclined-plane, and the side of baffle ring towards the second bend pipe is fixedly installed with baffle in the inside of connecting tube, uniformly opens up on baffle
Several liquid-passing holes are equipped with hollow plastic ball between baffle and baffle ring.
As a further solution of the present invention: the baffle and connecting tube are integrally formed.
As a further solution of the present invention: the diameter of the hollow plastic ball is less than the internal diameter of connecting tube and is greater than
The internal diameter of baffle ring.
3. beneficial effect
Compared with prior art, the utility model has the beneficial effects that the utility model is mainly by the first bend pipe, second curved
Pipe, connecting tube and anti-backflow device are constituted, and structure is simple, and manufacturing cost is low；When in use, it is effectively prevented by anti-blocking protrusion
First bend pipe contacts with the internal of patient and leads to the case where blocking, and effectively increases urine output by anti-backflow device
The anti-backflow effect of pipe holder.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Novel ureteral stent.
Fig. 2 is a kind of partial enlarged view of part A in Novel ureteral stent.
As shown in the figure: the first bend pipe 1, anti-backflow device 3, baffle ring 31, hollow plastic ball 32, baffle 33, leads at connecting tube 2
Fluid apertures 34, the second bend pipe 4, inlet 5, silica gel sheath 6, anti-blocking raised 7.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside", " top/bottom end " etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used for description mesh
, it is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also be with
It is to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be with
Indirectly connected through an intermediary, it can be the connection inside two elements.For the ordinary skill in the art, may be used
The concrete meaning of above-mentioned term in the present invention is understood with concrete condition.
Please refer to Fig. 1~2, in the utility model embodiment, a kind of Novel ureteral stent, including connecting tube 2, it is described
The first bend pipe 1 is fixedly mounted in one end of connecting tube 2, and the second bend pipe 4 is fixedly mounted in the other end of connecting tube 2, wherein the first bend pipe
1, connecting tube 2 and the second bend pipe 4 have polyurethane to be made, and have good buckle resistance, the first bend pipe 1 and the second bend pipe 4 are matched
Cooperation is fixedly installed with anti-backflow device 3 with ureter bracket is improved on stability maintenance in patient body, connecting tube 2, the
One bend pipe 1 and the second bend pipe 4 are integrally formed with connecting tube 2 and are located at the upper side and lower side of connecting tube 2, the first bend pipe 1
It is set as being open with the both ends of the second bend pipe 4, the first bend pipe 1 and the second bend pipe 4 are in circle shape；
It is arranged with silica gel sheath 6 on first bend pipe 1 and the second bend pipe 4, reduces ureter bracket in patient body
The stimulation of organ to bring discomfort to patient, be uniformly fixedly installed on silica gel sheath 6 several anti-blocking raised 7, anti-blocking raised 7 it
Between offer inlet 5, inlet 5 is connected into the inside of the first bend pipe 1, while increasing ureter bracket urethral catheterization ability,
Effectively prevent the case where ureter bracket blocks；
The anti-backflow device 3 is mainly made of baffle ring 31, hollow plastic ball 32, baffle 33 and liquid-passing hole 34, baffle ring 32
It being fixedly mounted on the inside of connecting tube 2 and is integrally formed with connecting tube 2, baffle ring 31 is equipped with inclined-plane towards the side of the second bend pipe 4,
Baffle ring 31 is fixedly installed with baffle 33,2 one of baffle 33 and connecting tube in the inside of connecting tube 2 towards the side of the second bend pipe 4
It forms, uniformly opens up several liquid-passing holes 34 on baffle 33, facilitate liquid to pass through from baffle 33, be equipped between baffle 33 and baffle ring 31
Hollow plastic ball 32, the diameter of hollow plastic ball 32 are less than the internal diameter of connecting tube 2 and are greater than the internal diameter of baffle ring 31.
Working principle of the utility model is:
When using the utility model, doctor is by ureter implantation, wherein the first bend pipe 1 is placed in the renal plevis of patient
Interior, the second bend pipe 4 is placed in patient's bladder, urine from the inlet 5 on the first bend pipe 1 by connecting tube 2 from the second bend pipe 4 into
Enter in patient's bladder, when there is urine refluence, hollow plastic ball 32 is flushed in baffle ring 31 by urine, and hollow plastic ball 32 is by baffle ring
31 block sealing, effectively prevent the refluence of urine.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of Novel ureteral stent, including connecting tube (2), which is characterized in that the fixed peace in one end of the connecting tube (2)
It fills the first bend pipe (1), the second bend pipe (4) are fixedly mounted in the other end of connecting tube (2), are fixedly installed in connecting tube (2) anti-down
It flows device (3), the first bend pipe (1) and the second bend pipe (4) are integrally formed with connecting tube (2) and are located at connecting tube (2)
The both ends of the upper side and lower side, the first bend pipe (1) and the second bend pipe (4) are set as being open, the first bend pipe (1) and the second bend pipe (4)
In circle shape；It is arranged with silica gel sheath (6) on first bend pipe (1) and the second bend pipe (4), silica gel sheath is uniformly fixed on (6)
It is equipped with several anti-blocking raised (7), is offered inlet (5) between anti-blocking protrusion (7), inlet (5) is connected to curved into first
Manage the inside of (1).
2. a kind of Novel ureteral stent according to claim 1, which is characterized in that first bend pipe (1), connection
Pipe (2) and the second bend pipe (4) have polyurethane to be made.
3. a kind of Novel ureteral stent according to claim 1, which is characterized in that the anti-backflow device (3) is main
It to be made of baffle ring (31), hollow plastic ball (32), baffle (33) and liquid-passing hole (34), baffle ring (31) is fixedly mounted on connecting tube
(2) inside is simultaneously integrally formed with connecting tube (2), and the side of baffle ring (31) towards the second bend pipe (4) is equipped with inclined-plane, baffle ring (31)
Be fixedly installed with baffle (33) towards the side of the second bend pipe (4) in the inside of connecting tube (2), baffle (33) if on uniformly open up
Dry liquid-passing hole (34) is equipped with hollow plastic ball (32) between baffle (33) and baffle ring (31).
4. a kind of Novel ureteral stent according to claim 3, which is characterized in that the baffle (33) and connecting tube
(2) it is integrally formed.
5. a kind of Novel ureteral stent according to claim 3, which is characterized in that the hollow plastic ball (32)
Diameter is less than the internal diameter of connecting tube (2) and is greater than the internal diameter of baffle ring (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821821159.XU CN209187851U (en) | 2018-11-07 | 2018-11-07 | A kind of Novel ureteral stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821821159.XU CN209187851U (en) | 2018-11-07 | 2018-11-07 | A kind of Novel ureteral stent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209187851U true CN209187851U (en) | 2019-08-02 |
Family
ID=67410713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821821159.XU Expired - Fee Related CN209187851U (en) | 2018-11-07 | 2018-11-07 | A kind of Novel ureteral stent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209187851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262376A (en) * | 2021-04-27 | 2021-08-17 | 中国人民解放军西部战区总医院 | Special ureteral stent for kidney transplantation |
-
2018
- 2018-11-07 CN CN201821821159.XU patent/CN209187851U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262376A (en) * | 2021-04-27 | 2021-08-17 | 中国人民解放军西部战区总医院 | Special ureteral stent for kidney transplantation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20201107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |