CN202682105U - Support pipe for ureter - Google Patents
Support pipe for ureter Download PDFInfo
- Publication number
- CN202682105U CN202682105U CN 201220314452 CN201220314452U CN202682105U CN 202682105 U CN202682105 U CN 202682105U CN 201220314452 CN201220314452 CN 201220314452 CN 201220314452 U CN201220314452 U CN 201220314452U CN 202682105 U CN202682105 U CN 202682105U
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- CN
- China
- Prior art keywords
- ureter
- support pipe
- support tube
- draught line
- tube body
- 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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Abstract
The utility model discloses a support pipe for a ureter, which comprises a support pipe body and a pull wire connected to the tail end of the support pipe body; the pull wire externally twines along the axis of the support pipe body to form a single-layer spiral wire tube; and the wire tube can be wrapped by a degradable polysaccharide material and is fixed on the surface of the end part of the support pipe body. Compared with the existing support pipe for the ureter, the support pipe for the ureter provided by the utility model changes the twining position of the pull wire from being arranged on the support pipe to being arranged outside the support pipe, with no need of bending the pull wire to be upward during the twining. When the part of the pull wire near the support pipe body collapses in disorder prior to the part of the pull wire far from the support pipe body, the part of the pull wire which does not collapse straightens the collapsed part of the pull wire under the washing action of urine, so as to prevent the pull wire from twining to block the ureter. Given the above, the support pipe for the ureter provided by the utility model solves the problem that the pull wire probably twins to block the ureter in the existing product.
Description
Technical field
This utility model relates to technical field of medical instruments, more particularly, relates to a kind of ureter rack tube.
Background technology
Ureter rack tube is a kind of medical apparatus and instruments, and profile is an elongated flexible pipe.When the ureter in the human body blocks because calculus, cicatricial stricture, tumor etc. cause, can be by with in the ureter rack tube implant patient body, in order to supporting ureter, thereby make urine drain into bladder from kidney.In addition, operation on ureter (comprising ureter microscopy, rubble and ureter open surgery) and renal pelvis operation (such as pyelolithotomy, renal pelvis shaping, percutaneous nephroscope lithotripsy etc.) routine also needs to implant ureter rack tube.Also can for good and all keep somewhere in vivo without any a kind of ureter rack tube at present, in use for some time, need to pull out ureter rack tube.
For the ease of carrying out the tube drawing operation, existing ureter rack tube is provided with draught line at the afterbody of self.Ureter rack tube as shown in Figure 1 comprises support tube body 01 and the draught line 02 that is fixedly connected on the end of support tube body 01, and in the time of in not inserting patient body, draught line 02 coils in the end of support tube body 01.Launch in order for after making draught line 02 in inserting patient body, when coiling draught line 02, at first with its along the surface of support tube body 01 head to support tube body 01, form the draught line section of creeping 021; Then, draught line 02 to coil the afterbody to support tube body 01 from the head helical form of support tube body 01, forms draught line coiling section 022 again.
After inserting above-mentioned ureter rack tube in the patient body, the draught line 02 that is coiled in the ureter rack tube afterbody can launch gradually with flowing of urine.Although before inserting, draught line 02 is coiled in an orderly manner the afterbody of ureter rack tube, but, because the part of draught line coiling section 022 close ureter bracket tube head at first is subject to urine and washes away, when its when defeated and dispersed near draught line of ureter rack tube afterbody coiling section 022, draught line 02 can twine with self, and then stops up ureter.
By the above, how a kind of ureter rack tube is provided, winding may occur and stop up ureteral problem with the draught line that solves existing ureter rack tube, become the technical problem that those skilled in the art need solution badly.
The utility model content
In view of this, this utility model provides a kind of ureter rack tube, winding may occur and stop up ureteral problem with the draught line that solves in the existing product.
For achieving the above object, this utility model provides following technical scheme:
A kind of ureter rack tube, comprise support tube body and the draught line that is connected in described support tube body afterbody, described draught line outwards is coiled into the spiral wire cylinder of monolayer along the axis of described support tube body, and described line cylinder is coated with and is fixed in the end surface of described support tube body by the degradable polysaccharide material.
Preferably, in above-mentioned ureter rack tube, the other end to described line cylinder successively decreases the thickness of described degradable polysaccharide material from described line cylinder and described support tube body junction.
Preferably, in above-mentioned ureter rack tube, the length of described draught line is less than the length of described support tube body afterbody after in the implant patient body to patient's urethral orifice.
Preferably, in above-mentioned ureter rack tube, described draught line comprises stretch section and magnetic sections, and described stretch section is elastomer yarn, and described magnetic sections is the silk thread that is embedded with iron core.
Preferably, in above-mentioned ureter rack tube, described draught line comprises connecting line and trawlnet, and described connecting line one end links to each other with the afterbody of described support tube body, and the other end links to each other with described trawlnet; Described trawlnet is weaved into by the silk thread that is embedded with iron core.
Preferably, in above-mentioned ureter rack tube, also comprise the lightweight buoyancy aid that can be suspended in urine, described lightweight buoyancy aid is fixedly installed on the described trawlnet.
Ureter rack tube provided by the utility model comprises the support tube body and is connected in the draught line of support tube body afterbody, this draught line outwards is coiled into the spiral wire cylinder of monolayer along the axis of support tube body, and this line cylinder is coated with and is fixed in the end surface of support tube body by the degradable polysaccharide material.Compare with existing ureter rack tube, ureter rack tube provided by the utility model is with the coiling position of draught line, and by having changed into outside support tube at support tube, draught line does not need upwards bending when coiling.When draught line near the part of support tube body when defeated and dispersed away from the support tube body part, the not defeated and dispersed part of draught line can be stretching with the defeated and dispersed part of draught line under the souring of urine, prevents that it from ureter occuring to twine and stop up.
By the above, ureter rack tube provided by the utility model has solved the draught line in the existing product and winding may occur and stop up ureteral problem.
Description of drawings
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of ureter rack tube in the prior art;
The structural representation of the ureter rack tube that Fig. 2 provides for this utility model embodiment;
Fig. 3 is the structural representation that utilizes the defeated and dispersed order of THICKNESS CONTROL line cylinder of degradable polysaccharide material;
Fig. 4 is the structural representation that comprises the draught line of stretch section and magnetic sections;
Fig. 5 is the structural representation that comprises the draught line of connecting line and trawlnet.
Among above Fig. 1-5:
The draught line 02 of support tube body 01, end, the draught line section of creeping 02, draught line coiling section 022;
The specific embodiment
This utility model embodiment discloses a kind of ureter rack tube, winding may occur and stop up ureteral problem with the draught line that solves in the existing product.
Below in conjunction with the accompanying drawing among this utility model embodiment, the technical scheme among this utility model embodiment is clearly and completely described, obviously, described embodiment only is this utility model part embodiment, rather than whole embodiment.Based on the embodiment in this utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of this utility model protection.
As shown in Figure 2, the disclosed ureter rack tube of this utility model embodiment comprises support tube body 1 and is connected in the draught line 2 of support tube body 1 afterbody, draught line 2 is coiled into the spiral wire cylinder 21 of monolayer, its direction is pointed to the outside of support tube body 1 from the surface of support tube body 1, simultaneously, the dead in line of the axis of line cylinder 21 and support tube body 1; Line cylinder 21 is coated by degradable polysaccharide material 22, and is fixed in the end surface of support tube body 1 by it.
When the ureter rack tube that uses this utility model embodiment to provide, in the body of existing operational approach with its patients with implantation, that is, head kidney direction in patient body of the ureter rack tube in the patients with implantation body, its afterbody is the bladder direction in patient body.Under the effect of urine, coated online cylinder 21 outer degradable polysaccharide materials 22 decompose gradually, and draught line 2 launches with flowing of urine.When draught line 2 is defeated and dispersed away from support tube body 1 part prior to it near the part of support tube body 1, the line cylinder 21 of defeated and dispersed part can not strained defeated and dispersed part under the impact of urine, thereby prevent that draught line from twining in patient's urethra, and then stop up urethra.
Compare with existing ureter rack tube, ureter rack tube provided by the utility model is with the coiling position of draught line, and by having changed into outside support tube at support tube, draught line does not need upwards bending when coiling.Thereby having solved the draught line in the existing product winding may occur and stop up ureteral problem.
Further, in order to make line cylinder 21 defeated and dispersed prior to its close support tube body 1 part away from the part of support tube body 1, when coated degradable polysaccharide material, with the coated thicker degradable polysaccharide material in the part of line cylinder 21 close support tube bodies, online cylinder 21 is away from the coated thinner degradable polysaccharide material in the part of support tube body, the thickness of part degradable polysaccharide material gradually changes and be coated between the two, as shown in Figure 3.What it may occur to persons skilled in the art that is, in identical environment, the decomposition rate that is coated with the degradable polysaccharide material is identical, by increasing the thickness of degradable polysaccharide material, and can the 21 local fully defeated and dispersed required times of extended line cylinder.In the present embodiment, line cylinder 21 is thicker away from the support tube body part than it near the coated degradable polysaccharide material in the part of support tube body, therefore, when 21 generations of line cylinder are defeated and dispersed, it at first spreads away from support tube body branch, and then has avoided causing the blocked problem of patient's urethra because draught line occurs to twine in the existing ureter rack tube.
Preferably, in the ureter rack tube that above-described embodiment provides, the length of draught line 2 is less than the length of described support tube body afterbody after in the implant patient body to patient's urethral orifice.
If draught line 2 is long, the draught line 2 that scatters is discharged outside the patient body with urine, and the free end of draught line 2 can be suspended from urethral orifice, at first, from the angle of health, the end of a thread that exposes becomes easily infected by dirt, if dirt is in draught line enters the patient body, cause easily infection; Secondly, the end of a thread that draught line exposes causes patient's discomfort easily.
By can avoiding draught line 2 to expose outside the patient body to the length of patient's urethral orifice length restriction after-poppet tube body afterbody in less than ureter rack tube implant patient body of draught line 2, and then avoid the generation of above-mentioned situation.
Preferably, in the ureter rack tube that above-described embodiment provides, draught line 2 comprises the stretch section 23 that is comprised of elastomer yarn and the magnetic sections 24 that is made of the silk thread that is inlaid with iron core.
Owing to limited in the above-described embodiments the length of draught line 2, cause when operator need to be from being difficult for finding the end of a thread of draught line 2 in the patient body during taking-up ureter rack tube.Therefore, draught line 2 is designed to comprise stretch section 23 and magnetic sections 24, as shown in Figure 4.When needs take out ureter rack tube, utilize magnet to attract the magnetic sections 24 of draught line, the mobile tensile elasticity section 23 of magnetic sections 24 makes stretch section 23 elongations, draught line 2 is exposed outside the patient body, and can take out ureter rack tube this moment by pulling draught line 2.
Further, on the basis of above-described embodiment, draught line 2 can also comprise connecting line 25 and trawlnet 26, and an end of connecting line 25 links to each other with the afterbody of support tube body 1, and the other end links to each other with trawlnet 26; Trawlnet 26 is weaved into by the silk thread that is embedded with iron core, as shown in Figure 5.
What those skilled in the art can arrive first is that after the ureter rack tube that present embodiment provides was being inserted in the patient body, the trawlnet 26 after the diffusion can scatter at patient's intravesical.When needs took out ureter rack tube, the catheter that can utilize the end to be provided with barb stretched into patient's intravesical, utilizes barb to hook trawlnet 26, and then ureter rack tube is taken out in patient's body.
Preferably, in the ureter rack tube that is provided with trawlnet that above-described embodiment provides, also be provided with the lightweight buoyancy aid that can be suspended in urine on the trawlnet 26, this lightweight buoyancy aid is fixedly installed on the trawlnet 26, in order to increase the suffered buoyancy of trawlnet 26, can fully launch, get trawlnet 26 so that operator use related equipment to collude.
Each embodiment adopts the mode of going forward one by one to describe in this description, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use this utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, this utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. ureter rack tube, comprise support tube body and the draught line that is connected in described support tube body afterbody, it is characterized in that, described draught line outwards is coiled into the spiral wire cylinder of monolayer along the axis of described support tube body, and described line cylinder is coated with and is fixed in the end surface of described support tube body by the degradable polysaccharide material.
2. ureter rack tube according to claim 1 is characterized in that, the other end to described line cylinder successively decreases the thickness of described degradable polysaccharide material from described line cylinder and described support tube body junction.
3. ureter rack tube according to claim 1 is characterized in that, the length of described draught line is less than the length of described support tube body afterbody after in the implant patient body to patient's urethral orifice.
4. ureter rack tube according to claim 3 is characterized in that, described draught line comprises stretch section and magnetic sections, and described stretch section is elastomer yarn, and described magnetic sections is the silk thread that is embedded with iron core.
5. ureter rack tube according to claim 3 is characterized in that, described draught line comprises connecting line and trawlnet, and described connecting line one end links to each other with the afterbody of described support tube body, and the other end links to each other with described trawlnet; Described trawlnet is weaved into by the silk thread that is embedded with iron core.
6. ureter rack tube according to claim 5 is characterized in that, also comprises the lightweight buoyancy aid that can be suspended in urine, and described lightweight buoyancy aid is fixedly installed on the described trawlnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314452 CN202682105U (en) | 2012-06-29 | 2012-06-29 | Support pipe for ureter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314452 CN202682105U (en) | 2012-06-29 | 2012-06-29 | Support pipe for ureter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202682105U true CN202682105U (en) | 2013-01-23 |
Family
ID=47537791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220314452 Expired - Fee Related CN202682105U (en) | 2012-06-29 | 2012-06-29 | Support pipe for ureter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202682105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105358209A (en) * | 2013-11-12 | 2016-02-24 | 捷锐士阿希迈公司 | Ureteral stents with waveform interlayers and interstitching |
| CN113171217A (en) * | 2021-04-29 | 2021-07-27 | 东华大学 | Yarn for weaving recyclable ureteral stent and application thereof |
-
2012
- 2012-06-29 CN CN 201220314452 patent/CN202682105U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105358209A (en) * | 2013-11-12 | 2016-02-24 | 捷锐士阿希迈公司 | Ureteral stents with waveform interlayers and interstitching |
| CN105358209B (en) * | 2013-11-12 | 2020-06-12 | 捷锐士阿希迈公司 | Ureteral stent with wave-shaped interlayer and mutual suture |
| CN113171217A (en) * | 2021-04-29 | 2021-07-27 | 东华大学 | Yarn for weaving recyclable ureteral stent and application thereof |
| CN113171217B (en) * | 2021-04-29 | 2023-11-17 | 东华大学 | Yarn for knitting recyclable ureteral stent tube and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20170629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |