CN207745401U - Drainage tube for percutaneous nephrolithotomy - Google Patents
Drainage tube for percutaneous nephrolithotomy Download PDFInfo
- Publication number
- CN207745401U CN207745401U CN201720423947.2U CN201720423947U CN207745401U CN 207745401 U CN207745401 U CN 207745401U CN 201720423947 U CN201720423947 U CN 201720423947U CN 207745401 U CN207745401 U CN 207745401U
- Authority
- CN
- China
- Prior art keywords
- kidney
- ureteral catheter
- stoma
- kidney stoma
- interconnecting piece
- 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.)
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Abstract
The utility model is related to medical instruments field more particularly to a kind of drainage tubes for percutaneous nephrolithotomy.Drainage tube for percutaneous nephrolithotomy, including ureteral catheter and kidney stoma, it further includes the interconnecting piece for being connected to ureteral catheter and kidney stoma, interconnecting piece outer wall one end is connect with ureteral catheter outer wall, and the interconnecting piece outer wall other end is gradually expanded outwardly to be connected smoothly with kidney fistulization pipe outer wall；The clear opening of connection a ureteral catheter inner cavity and kidney fistulization tube cavity is provided in the interconnecting piece.The drainage tube can also pull out ureteral catheter while pulling out kidney stoma, and can effectively prevent drainage tube slippage and be nested into kidney stoma with ureteral catheter, in addition can also retain the function of traditional ureteral catheter and kidney stoma.
Description
Technical field
The utility model is related to medical instruments field more particularly to a kind of drainage tubes for percutaneous nephrolithotomy.
Background technology
1 centimetre or more of kidney stone is treated using percutaneous nephrolithotomy at present, percutaneous nephrolithotomy terminates in operation
When, the ureteral catheter (double J pipe) of both ends curling can be placed under the auxiliary of seal wire, double J pipe one end is another in bladder
In renal plevis, double J pipe can be effectively prevent caused by due to human body ureterostenosis or retained calculus block human body ureter at end
Urinary obstruction.Other than being placed in double J pipe, can also piece kidney stoma of indwelling, for drainage of urine, hemostasis by compression and as two
Stage operation alternate channel.Percutaneous nephrolithy need to pull out kidney stoma in five to seven days after taking stone to perform the operation, and can directly be extracted from external,
Double J pipe need to be pulled out within one month or so, but double J pipe needs are pulled out under cystoscope, are also increased while bringing pain to patient
Financial burden.To mitigate pain and the financial burden of patient, Chinese utility model patent (Authorization Notice No. CN 202505943U
Authorized announcement date 2012.10.31) disclose a kind of integrated kidney ureteral catheter comprising ureter bracket drainage tube and kidney
Stoma and ureter bracket drainage tube and kidney stoma are an integral molding structure.But the internal diameter of general kidney stoma than
The internal diameter of ureteral catheter is much bigger, kidney stoma and ureteral catheter cannot be connected by the way of directly docking, and defeated
Urinary catheter conduit is flexible pipe, it is easy to is nested into kidney stoma.
Invention content
In order to solve problem above, the purpose of this utility model is to provide a kind of drainage for percutaneous nephrolithotomy
Pipe, can also pull out ureteral catheter while pulling out kidney stoma, and can effectively prevent drainage tube slippage and ureter
Conduit is nested into kidney stoma, in addition can also retain the function of traditional ureteral catheter and kidney stoma.
To achieve the above object, the technical solution designed by the utility model is：
For the drainage tube of percutaneous nephrolithotomy, including ureteral catheter and kidney stoma, it further includes connection urine output
The interconnecting piece of pipe conduit and kidney stoma, interconnecting piece outer wall one end are connect with ureteral catheter outer wall, outside the interconnecting piece
The wall other end is gradually expanded outwardly to be connected smoothly with kidney fistulization pipe outer wall；A connection ureter is provided in the interconnecting piece
The clear opening of conduit cavity and kidney fistulization tube cavity.
Further, the interconnecting piece is in hollow round table shape.
Further, the kidney stoma includes the middle part of the front end for stretching into kidney and skin contact and is exposed to skin
Rear end outside skin；Kidney fistulization pipe through-hole is provided on the front end, the middle part upper edge kidney stoma length direction is uniformly provided with ball
Face protrusion.
Further, the length of the kidney stoma is 45~55 centimetres, and the length of the ureteral catheter is 35~45
Centimetre.
Further, the ureteral catheter is uniformly provided with urine output pipe through-hole along its length.
Further, the kidney stoma through-hole diameter be 0.5~1.5 centimetre, the center of the kidney fistulization pipe through-hole with
The distance of kidney stoma front end face is 1.4~1.6 centimetres；The height of the spherical surface hill be 0.8~1.2 millimeter, a diameter of 1.8
~2.2 millimeters, the spherical surface hill of starting is 7~8 centimetres at a distance from kidney stoma front end face, and spherical surface hill and the kidney of termination are made
The distance of fistula front end face is 16~17 centimetres.
Further, the outer wall of the kidney stoma is equipped with graduation mark.
Further, the ureteral catheter, interconnecting piece and kidney stoma are integrally formed.
The utility model has the advantage of：
1, interconnecting piece outer wall one end is connect with ureteral catheter outer wall, and the interconnecting piece outer wall other end gradually expands outwardly and kidney
Fistulization pipe outer wall is connected smoothly；The ureteral catheter and kidney stoma of various outer diameter are not only connected by interconnecting piece；Secondly,
Being connected smoothly prevents damage Uretero- renal plevis junction inner wall, and passes through skin and subcutaneous tissue convenient for kidney stoma
Into renal plevis；And the interconnecting piece of this structure can effectively prevent ureteral catheter flexible to be nested into kidney stoma.
2, the middle part of kidney stoma is equipped with spherical surface hill, is effectively prevented the sliding of kidney stoma on the skin；And ball
The height of face protrusion is 0.8~1.2 millimeter, and a diameter of 1.8~2.2 millimeters, the spherical surface hill of this shape size, which both had, to be prevented
It is sliding to act on and skin be damaged；By the way that graduation mark is arranged on kidney stoma, doctor is helped to estimate the drainage tube
Built-in length.
3, the length of kidney stoma is 45~55 centimetres, and the length of ureteral catheter is 35~45 centimetres, and kidney stoma is logical
The center of a diameter of 0.5~1.5 centimetre of hole 21a, kidney fistulization pipe through-hole 21a at a distance from 20 front end face of kidney stoma for 1.4~
1.6 centimetres, the spherical surface hill 22a of starting is 7~8 centimetres at a distance from 20 front end face of kidney stoma, the spherical surface hill of termination
22a is 16~17 centimetres at a distance from 20 front end face of kidney stoma, above to be designed all in accordance with human anatomic structure and clinical experience
And obtain, it can preferably be applied to clinical position.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connection relationship diagram of interconnecting piece and ureteral catheter and kidney stoma；
Fig. 3 uses schematic diagram for the utility model；
Each part numbers are as follows in figure：Ureteral catheter 10 (wherein, including urine output pipe through-hole 11), 20 (its of kidney stoma
In, including front end 21, kidney fistulization pipe through-hole 21a, middle part 22, spherical surface hill 22a, rear end 23, graduation mark 24), 30 (its of interconnecting piece
In, including clear opening 31), kidney 40, skin 50.
Specific implementation mode
To more fully understand the utility model, utility model is carried out specifically below with reference to attached drawing and specific example
It is bright.
As shown in Figure 1, the drainage tube for percutaneous nephrolithotomy, including ureteral catheter 10 and kidney stoma 20 with
And the interconnecting piece 30 of connection ureteral catheter 10 and kidney stoma 20, as shown in Fig. 2, interconnecting piece 30 is in hollow round table shape, connection
30 outer wall one end of portion is connect with 10 outer wall of ureteral catheter, and the 30 outer wall other end of interconnecting piece gradually expands outwardly and kidney stoma 20
Outer wall is connected smoothly, and the straight-through of connection 10 inner cavity of ureteral catheter and 20 inner cavity of kidney stoma is provided in interconnecting piece 30
Hole 31, ureteral catheter 10, interconnecting piece 30 and kidney stoma 20 are integrally formed.In this way, by interconnecting piece 30 by outer diameter not phase
Same ureteral catheter 10 is connect with kidney stoma 20, and secondly 30 outer wall of interconnecting piece is seamlessly transitted with 20 outer wall of kidney stoma, is prevented
Kidney is only stabbed, and the interconnecting piece 30 of this hollow round table shape can effectively prevent ureteral catheter 10 and be nested into kidney stoma 20
In.
Wherein, in conjunction with shown in Fig. 3, kidney stoma 20 includes stretching into the front end 21 of kidney 40, the middle part contacted with skin 50
22 and the rear end 23 that is exposed to outside skin 50；21 upper edge kidney stoma of front end, 20 radial direction is provided with kidney fistulization pipe through-hole 21a,
22 upper edge kidney stoma of middle part, 20 length direction is uniformly provided with 15 spherical surface hill 22a.Kidney fistulization pipe through-hole 21a a diameter of 1.0
Centimetre, the center of kidney fistulization pipe through-hole 21a is 1.5 centimetres at a distance from 20 front end face of kidney stoma；The height of spherical surface hill 22a
Degree is 1.0 millimeters, and diameter is 2.0 millimeters, and the spherical surface hill 22a of starting is 7.5 at a distance from 20 front end face of kidney stoma
Centimetre, the spherical surface hill 22a of termination is 16.5 centimetres at a distance from 20 front end face of kidney stoma.
The length of kidney stoma 20 is 50 centimetres, and outer diameter is 6 millimeters, and the length of ureteral catheter 10 is 40 centimetres, outer diameter
It is 8/3 millimeter.Ureteral catheter 10 is uniformly provided with urine output pipe through-hole 11 along its length, and the outer wall of kidney stoma 20 is equipped with
Graduation mark 24.
The application method of the utility model is：As shown in figure 3, after percutaneous nephrolithotomy, percutaneous kidney is first passed through
Mirror estimates that skin 50 arrives the distance of kidney 40, is then placed in a seal wire by kidney fistulization channel, then be placed in this practicality along seal wire
Novel drainage tube, the graduation mark 24 of the outer wall by observing kidney stoma 20, estimated distance is close and experiences Cat-in resisting force
Increase, is finally fixed the drainage tube of the utility model on the skin with thread entanglement spherical surface hill 22a.Postoperative a period of time
Afterwards, the suture on winding spherical surface hill 22a is removed, directly pulling out outward can be by kidney stoma 20 and ureteral catheter 10 simultaneously
It pulls out.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (4)
1. a kind of drainage tube for percutaneous nephrolithotomy, including ureteral catheter (10) and kidney stoma (20), feature
It is：It further includes the interconnecting piece (30) for being connected to ureteral catheter (10) and kidney stoma (20), interconnecting piece (30) outer wall
One end is connect with ureteral catheter (10) outer wall, and interconnecting piece (30) the outer wall other end gradually expands outwardly and kidney stoma
(20) outer wall is connected smoothly；Connection ureteral catheter (10) inner cavity and kidney stoma are provided in the interconnecting piece (30)
(20) clear opening (31) of inner cavity；
The interconnecting piece (30) is in hollow round table shape；
The kidney stoma (20) includes stretching into the front ends (21) of kidney (40), the middle part (22) contacted with skin (50) and cruelly
It is exposed at the rear end (23) of skin (50) outside；Kidney fistulization pipe through-hole (21a), middle part (22) upper edge are provided on the front end (21)
Kidney stoma (20) length direction is uniformly provided with spherical surface hill (22a)；
The length of the kidney stoma (20) is 45~55 centimetres, and the length of the ureteral catheter (10) is 35~45 centimetres；
The ureteral catheter (10) is uniformly provided with urine output pipe through-hole (11) along its length.
2. the drainage tube according to claim 1 for percutaneous nephrolithotomy, it is characterised in that：The kidney stoma is logical
A diameter of 0.5~1.5 centimetre of hole (21a), the center of the kidney fistulization pipe through-hole (21a) and kidney stoma (20) front end face away from
From being 1.4~1.6 centimetres；The height of the spherical surface hill (22a) be 0.8~1.2 millimeter, the spherical surface hill (22a) it is straight
Diameter is 1.8~2.2 millimeters, and the spherical surface hill (22a) of starting is 7~8 centimetres at a distance from kidney stoma (20) front end face, is terminated
Spherical surface hill (22a) at a distance from kidney stoma (20) front end face be 16~17 centimetres.
3. the drainage tube according to claim 1 for percutaneous nephrolithotomy, it is characterised in that：The kidney stoma
(20) outer wall is equipped with graduation mark (24).
4. the drainage tube described in any one of claim 1 to 3 for percutaneous nephrolithotomy, it is characterised in that：Institute
Ureteral catheter (10), interconnecting piece (30) and kidney stoma (20) is stated to be integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423947.2U CN207745401U (en) | 2017-04-21 | 2017-04-21 | Drainage tube for percutaneous nephrolithotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423947.2U CN207745401U (en) | 2017-04-21 | 2017-04-21 | Drainage tube for percutaneous nephrolithotomy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207745401U true CN207745401U (en) | 2018-08-21 |
Family
ID=63145210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720423947.2U Expired - Fee Related CN207745401U (en) | 2017-04-21 | 2017-04-21 | Drainage tube for percutaneous nephrolithotomy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207745401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318325A (en) * | 2021-05-08 | 2021-08-31 | 宁波市第一医院 | Anti-blocking nephrostomy tube |
-
2017
- 2017-04-21 CN CN201720423947.2U patent/CN207745401U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318325A (en) * | 2021-05-08 | 2021-08-31 | 宁波市第一医院 | Anti-blocking nephrostomy tube |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180821 Termination date: 20200421 |