CN208065565U - Ureteral catheter with sacculus - Google Patents
Ureteral catheter with sacculus Download PDFInfo
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- CN208065565U CN208065565U CN201820029870.5U CN201820029870U CN208065565U CN 208065565 U CN208065565 U CN 208065565U CN 201820029870 U CN201820029870 U CN 201820029870U CN 208065565 U CN208065565 U CN 208065565U
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- ureteral catheter
- ureteral
- sacculus
- catheter
- ureter
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Abstract
The utility model discloses the ureteral catheters with sacculus, there are insertion ends and external end for the ureteral catheter, independent channel there are three being set in ureteral catheter, that is waterflood path, balloon inflation channel and silk guide passage, the balloon inflation channel is connected with the sacculus positioned at conduit body, balloon inflation channel initial part is located at the external end of ureteral catheter, terminates at sacculus；The water outlet of the waterflood path is located at the insertion end of ureteral catheter, and water filling port position is located at the external end of ureteral catheter, and waterflood path runs through whole ureteral catheter；The silk guide passage runs through whole ureteral catheter from the insertion end of ureteral catheter to the external end of ureteral catheter.The utility model is simple in structure, at low cost, to ureteral calculi acute obstruction patient, it can effectively improve the success rate of indwelling endoureteral stent, it realizes Ipsilateral ureter and kidney drainage, pain caused by ureteral calculi obstruction is mitigated or eliminated, reduce complication caused by ureteral calculi obstruction.
Description
Technical field
The utility model is related to the technical field of medical instrument, the skill of specifically a kind of ureteral catheter with sacculus
Art.
Background technology
It is clinically extremely common that ureteral calculi merges intractable renal colic.Part ureteral calculi and renal colic patient by
Cut in conventional treatment uncertain therapeutic efficacy, when and cause patient and family members to be discontented with hospital and medical care, thus caused by Doctor-patient conflicts
It is not rare.Ipsilateral kidney restores drainage when renal colic can lead to kidney function damage, urine source property septicopyemia, bilateral urine output not in time
Pipe calculus and solitary kidney renal colic can cause renal failure, and the renal colic of pregnant woman can lead to miscarriage and premature labor, renal colic complication with diabetes, slow
Property the underlying diseases such as heart and lung diseases patient urine source property shock and dead can occur.In addition to symptomatic treatment and drug row stone, urine output
Pipe mirror rubble, renal fibroblast fistulization drain, and the drainage of ureter retrograde catheterization and indwelling endoureteral stent are also urine output under cystoscope
Common operation in pipe calculus acute obstruction Case treatment.Ureter retrograde catheterization and indwelling inner support under conventional cystoscope,
The kidney and urine output Tube Drain of some patientss may be implemented.Relatively conventional ureter retrograde catheterization, the applicant " with the defeated of sacculus
Urinary catheter, which drives in the wrong direction, treats tubing set "（Application number or the patent No.：201621306085.7）Ureter retrograde catheterization can be increased
Success rate.
1, after Stone obstruction, along in seal wire indwelling after ureter retrograde catheterization or cystoscope indwelling seal wire under cystoscope
In the operation of holder, after being frequently run onto Stone obstruction, the ureter lacuna around calculus is not enough to allow and ureteral catheter or lead
Silk is crossed, and causes retrograde catheterization and indwelling endoureteral stent success rate not high, rescued effect is decreased obviously.
2, the applicant has applied " ureter with sacculus, which drives in the wrong direction, treats tubing set "（Application number or the patent No.：
201621306085.7）, which can realize section ureterectasia where calculus, and under conditions of ureter is passively expanded
Drainage tube merging, but it there are three insufficient：1）Conduit A and conduit B（And conduit C and conduit D）Gapless between realization the two
It contacts and two pipes again can be substantially more difficult without Frictional Slipping, product cost height may be caused；If gap is difficult to control between the two
The range in very little is made, liquid in operation is deposited and is flowed out between two pipes, soak range of operation, influence sterile working.2）
Opposite seal wire, B pipes or D pipes cross calculus, need the calculus surrounding space in larger ureteral lumen, and calculus is larger, urine output
Tube chamber inflammation, it is narrow when may be difficult to achieve the creation of object space, cause to set the decline of pipe success rate.3）Although after the merging of B pipes
Drainage is realized, but it is external drainage, there are the fixed difficult and pipelines of pipeline to hold retrograde infection caused by pollution in vitro.
Utility model content
In order to overcome the deficiencies of existing technologies, the purpose of this utility model is to provide a kind of ureteral catheter with sacculus,
It is simple in structure, it is at low cost, to ureteral calculi acute obstruction patient, it can effectively improve indwelling endoureteral stent, realize stalk
The success rate for hindering kidney drainage reduces infection rate to alleviate ureter pain caused by Stone obstruction, mitigates renal function
The degree of damage.
It is realized below by following technical proposal：
A kind of ureteral catheter with sacculus, there are insertion ends and external end for the ureteral catheter.One in insertion body
End is referred to as insertion end, as head end；External end is end.It is characterized in that:There are three being set in the ureteral catheter solely
Vertical channel, i.e. waterflood path, balloon inflation channel and silk guide passage.The balloon inflation channel is connected with sacculus, balloon inflation channel starting
Portion is located at the external end of ureteral catheter, terminates at sacculus；The water outlet of the waterflood path is located at the insertion of ureteral catheter
End, water filling port position are located at the external end of ureteral catheter, and waterflood path runs through whole ureteral catheter；The silk guide passage from
The insertion end of ureteral catheter runs through whole ureteral catheter to the external end of ureteral catheter.
On pipe shaft of 2.5-3.5 centimetres from ureteral catheter head end, sacculus is filled the sacculus centered on pipe shaft
It is in global shape when water.
The ureteral catheter head end is designed to the taper of round blunt, not only improves conduit head end and enters orificium ureteris and upper
Row, and avoid head end from being excessively sharp and damage urine output inside pipe wall.
Utility model device application method is as follows.
Seal wire is inserted into Stone obstruction side ureter, guidewire tip reaches below ureteral calculi, can not further uplink
When crossing Stone obstruction plane, seal wire extreme higher position in ureter is kept；Wire guides outer end is from the utility model with sacculus
The thread eye of the insertion end of ureteral catheter is inserted into, and is pierced by from catheter tip thread eye, and seal wire runs through whole ureteral catheter.It is suitable
Seal wire is placed in ureteral catheter to ureter, until ureteral catheter insertion end reaches ureteral calculi（It is narrow）Under position
Side；From balloon inflation channel water filling about 3ml, makes the ureter tube chamber below sacculus closing calculus, establish ureteral calculi at this time and arrive
Ureter closed chamber between sacculus or opposite closed chamber；From waterflood path water filling in ureter closed chamber, B ultrasound monitors calculus
After ureteral lumen between sacculus fills, seal wire is inserted to kidney direction in slow water filling, since water has expanded ureteral calculi
The gap of surrounding, seal wire smoothly cross calculus plane along this gap, reach kidney aggregation system；Stop the water filling into waterflood path,
And extract the water in sacculus out, it fixes seal wire, the ureteral catheter with sacculus that exits the utility model, retains seal wire in ureter
It is interior；Along seal wire indwelling endoureteral stent；Patient's Stone obstruction side ureter, which is realized, to be drained, and pain disappears caused by Stone obstruction
It loses.
What the utility model technology has the advantages that compared with prior art.
From the introduction of the explanation, operating process that are constructed above for the utility model, we can be found that：1）Due to water pocket
Presence, the foundation of ureter closed chamber comprising position where calculus, the passive expansion of ureter closed chamber, the utility model
It realizes obstruction side ureter indwelling seal wire widely used at present, operate the ureter that cannot be completed along seal wire indwelling inner support
Inner support indwelling realizes kidney and urine output Tube Drain, eliminates pain symptom, it is therefore prevented that obstruction does not release（It cannot release in time）
Caused kidney function damage and infection.2）With " ureter with sacculus, which drives in the wrong direction, treats tubing set "（Application number or the patent No.：
201621306085.7）Compare, " ureter with sacculus, which drives in the wrong direction, treats tubing set "（Application number or the patent No.：
201621306085.7）Realization is external drainage, and the realization of this patent is interior drainage, opposite drainage tube, inner drainage tube merging
Smaller is limited to patient activity afterwards, nursing is more convenient, retrograde infection chance smaller.
In short, the utility model is simple in structure, and it is at low cost, to ureteral calculi acute obstruction patient, can effectively improve
The success rate of indwelling endoureteral stent realizes Ipsilateral ureter and kidney drainage, and ureteral calculi obstruction, which is mitigated or eliminated, to be caused
Pain, reduce ureteral calculi obstruction caused by complication.
Description of the drawings
Fig. 1 is the structure chart of ureteral catheter of the utility model with sacculus；
Fig. 2 is schematic cross-sections of the Fig. 1 at A-A；
Fig. 3 is schematic cross-sections of the Fig. 1 at B-B.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
Such as Fig. 1-Fig. 3, ureteral catheter of the utility model with sacculus is configured to：One ureteral catheter 1, periphery is straight
Diameter is designed to 10Fr or so, such as 9-11Fr, attached sacculus 2 on pipe shaft.It includes three independent channels：1）Waterflood path 11；2）
Balloon inflation channel 12；3）Silk guide passage 13.Wherein Fr=France, a Fr=mm/3, Fr are a units for statement outer diameter.Water filling is logical
The head end 14 that the water outlet in road 11 is located at ureteral catheter is insertion end, and water filling port position is located at the end 15 of ureteral catheter
As external end is a channel continuous, thickness is equal from water filling port to water outlet.Sacculus 2 is located at from ureteral catheter
On the pipe shaft that 3 centimetres of insertion end, sacculus 2 centered on pipe shaft, by when water-filling be in global shape.Balloon inflation channel 12 is connected with sacculus 2
Logical, 12 initial part of balloon inflation channel terminates at sacculus 2 positioned at the end of ureteral catheter 15.Silk guide passage 13 and waterflood path 11
Parallel, run through whole pipeline.Silk guide passage 13 is relatively thin, just seal wire non-resistance is allowed to pass through.The utility model is with the defeated of sacculus
Urinary catheter conduit is two channels in the head end 14 of sacculus 2 to ureteral catheter, and the head end 14 of ureteral catheter has thread eye and water outlet
Mouthful；Be triple channel in the end 15 of sacculus 2 to ureteral catheter, the end 15 of ureteral catheter have thread eye and water filling port and
Balloon inflation channel mouth.Tip described in the utility model refers to insertion end.
The insertion end of ureteral catheter of the utility model with silk guide passage and sacculus, also referred to as top or head end, design
At the taper of round blunt, not only improves conduit head end and enter orificium ureteris and uplink, and avoid head end from being excessively sharp and damage urine output
Inside pipe wall.
The foregoing is merely utility model preferred embodiments, and be not intended to limit the utility model applies for a patent model
It encloses, so all equivalent structures with made by the utility model specification and diagramatic content change, it is new to be all contained in this practicality
In the protection domain of type.
Below by the application method for illustrating the utility model：
One 28 years old women of example, pregnant 32 weeks, waist and belly ictal pain in left side was gone to a doctor for 3 hours with blood urine.Previously there is left kidney knot
Stone medical history.The inspections such as B ultrasound and routine urinalysis are improved in outpatient service, consider left side proximal ureteral calculus 9mm and left hydronephrosis 13mm.Outpatient service
Spasmolysis and pain management, patient pain are still violent.After admitting to hospital, the state of an illness is explained in detail to patient, and three originals are provided to patient
Then upper feasible scheme：1）Continue symptomatic treatment, it is desirable to which calculus can be discharged under expectant treatment.Inform patient：Calculus discharge can
Energy property is minimum.2）Ureterscopy rubble is performed the operation.Inform patient：Main purpose is to realize urine output Tube Drain, is realized in art as possible
Rubble；But in operating calculus enter kidney possibility it is very big, calculus enters to can not achieve after kidney in ureterscopy operation rubble together
Purpose；Operation and anesthesia have certain potential influence to pregnant woman and fetus.3）Ureter, which drives in the wrong direction, on the left of being attempted under cystoscope stays
Set inner support（Double J pipe）, band inner support leaves hospital, extracorporeal shock wave lithotripsy ureteral calculi again after childbirth；Ureteral calculi
When obstruction is more tight, there are the unsuccessful possibility of inner support indwelling.
Scheme 1：Patient worry uncertain therapeutic efficacy cut, calculus cannot be discharged it is caused infection, kidney hydrops aggravate and follow-up kind
Kind consequence, refusal.
Scheme 2：Patient worries that ureteroscope cannot enter, and ureter is tortuous, is squeezed by uterus and fetus, ureteroscope into
It cannot be up to calculus position, operation and influence etc. of the anaesthetic to pregnant woman and fetus after entering ureter, patient side is not
Receive.
Relatively small due to 3 wound of scheme and to systemic effects, patient side agrees to attempt left side ureter under cystoscope and drives in the wrong direction
It is placed in inner support.
1, oral pain alleviating drug, drug effect to be relieved pain play.
2, lithotomy position, routine disinfection drape.
3, left side ureter, which drives in the wrong direction, after local anaesthesia, under cystoscope is placed in superslide seal wire, makes repeated attempts, seal wire cannot cross calculus
Block position cannot use conventional method along seal wire indwelling endoureteral stent then.
4, it is originally intended to attempt " ureter with sacculus, which drives in the wrong direction, treats tubing set "（Application number or the patent No.：
201621306085.7）, but patient worries that support arm pipe Preserving time causes life inconvenient and retrograde infection, abandons.
5, it attempts to use the utility model, carries out following operation：
1）Superslide seal wire is placed in the silk guide passage of ureteral catheter of the utility model with sacculus.
2）Ureteral catheter of the utility model with sacculus is set along seal wire and enters ureter on the left of patient, and ureteral catheter is inserted into
End reaches under calculus plane.
3）From balloon inflation channel water filling about 3ml, make the ureter tube chamber below sacculus closing calculus.
4）From waterflood path water filling in ureter closed chamber of ureteral catheter of the utility model with sacculus, B ultrasound prison
After being filled depending on the ureteral lumen between calculus and sacculus, in slow water filling, superslide seal wire is inserted in kidney direction to the left.
5）Since water has expanded the gap around ureteral calculi, superslide seal wire smoothly crosses calculus plane along this gap,
Reach left kidney.
6）Stop the water filling into waterflood path, and extract the water in sacculus out, fixes superslide seal wire, exits the utility model
Ureteral catheter with sacculus keeps superslide seal wire position in ureter constant.
7）Along superslide seal wire indwelling 5Fr endoureteral stents（Double J pipe）.
8）Ureter, which is realized, on the left of patient drains, and pain caused by Stone obstruction disappears.
Patient leaves hospital with inner support, and acceptor combined use of ESWL rubble after childbirth, calculus smashes, successfully arranges stone.Lower cost
It ensure that baby and safe motherhood, the straightforward procedure for also achieving ureteral calculi is cured.
2 28 years old male of case, wedding proxima luce (prox. luc) happen suddenly left waist and belly pain with blood urine.Emergency treatment is medical, and it is defeated to be diagnosed as left side
Urinary catheter epimere calculus, left kidney is slight hydrops.The drug therapies such as analgesic, row's stone, are still severe pain, extracorporeal shock wave lithotripsy, not
Calculus can be smashed.Emergency treatment is admitted to hospital the operation of row left ureter mirror rubble, sees that ureter stage casing luminal stenosis, ureteroscope cannot in art
Upper mirror uses children's ureteroscope instead, also fails to cross ureterostenosis plane.Row ureter retrograde catheterization, intubation cannot cross
Calculus, intubation defeat.Seal wire cannot also cross Stone obstruction plane.With " ureter with sacculus, which drives in the wrong direction, treats tubing set "
（Application number or the patent No.：201621306085.7）Processing, this hope make left side ureteral calculi by water filling and Body Position Change
Enter left kidney, Incarcerated stone tension is immovable；It is had a wedding within the 2nd day due to patient, so refusal indwelling ureter support arm.
Have no alternative but, is handled then with the utility model.
1）Seal wire is placed in ureter on the left of patient.It, can not further uplink when guidewire tip is reached below calculus.Holding is led
Silk extreme higher position in the ureter of left side.
2）Wire guides outer end is inserted into from the thread eye of ureteral catheter front end of the utility model with sacculus, from catheter tip
Thread eye is pierced by, and seal wire runs through whole ureteral catheter.Ureteral catheter is placed to left side ureter, until ureter along seal wire
Conduit insertion end reaches the lower section of left side ureterostenosis position.
3）From balloon inflation channel water filling about 3ml, makes the ureter tube chamber below sacculus closing calculus, establish left urine output at this time
Pipe calculus is to the ureter closed chamber between sacculus（Opposite closed chamber）.
4）From waterflood path water filling in left ureter closed chamber of ureteral catheter of the utility model with sacculus, B ultrasound
After monitoring that the ureteral lumen between calculus and sacculus fills, in slow water filling, seal wire is inserted in kidney direction to the left.
5）Since water has expanded the gap around ureteral calculi, seal wire smoothly crosses calculus plane along this gap, reaches
Left kidney.
6）Stop the water filling into waterflood path, and extract the water in sacculus out, fixes seal wire, exits the utility model dribbling
The ureteral catheter of capsule retains seal wire in ureter.
7）Along seal wire indwelling 5Fr endoureteral stents（Double J pipe）.
8）Ureter, which is realized, on the left of patient drains, and pain caused by Stone obstruction disappears.
Patient leaves hospital with inner support, haves a wedding within second day on schedule.After 3 months drug lithagogue treatments, check CT is shown in a left side
Side ureteral calculi disappears, left kidney is without hydrops, pulls out after endoureteral stent without discomfort.
3 70 years old elderly men of case, the ictal pain of left lumbar is medical with oliguresis 3 hours, clarify a diagnosis for right side it is defeated
Ureteral calculi and the slight hydrops of right kidney, left nephrarctia, compensatory stage of renal insufficiency, coronary artery bracket merging after aspirin anti-freezing control
In treatment, chronic obstructive pulmonary disease Lung infection.
This patient is functional isolation kidney, right kidney is function kidney, and right side ureter is released right at the first time by Stone obstruction
Side ureteral obstruction restores right kidney drainage and its important：Prevention renal function is further deteriorated and subsequent infection and cardiopulmonary etc.
Vitals function decompensation.But in patient's anticoagulant therapy, lung function is poor, cannot implement intravertebral anesthesia and general anesthesia, so defeated
Urinary catheter mirror rubble and percutaneous nephroscope lithotripsy etc. can not be implemented.The scheme 1 that conventional alternative is selected）Symptomatic treatment, row external knock wave are broken
Stone.2）Endoureteral stent on the right side of indwelling under right side ureter retrograde catheterization or cystoscope under cystoscope.But ob esity, knot
Stone CT values are up to 1500, therefore extracorporeal shock wave lithotripsy does not consider.Ureter retrograde indwelling inner support in right side under cystoscope is selected, but is tied
Stone is larger, and the urine output ligament around calculus is small, and indwelling inner support and support arm are unsuccessful.
It is handled with the utility model：
1）After local anaesthesia, routine disinfection drape under cystoscope, seal wire is placed in ureter on the right side of patient.Guidewire tip reaches calculus
It, can not further uplink when lower section.Keep seal wire extreme higher position in the ureter of right side.
2）Wire guides outer end is inserted into from the thread eye of ureteral catheter front end of the utility model with sacculus, from catheter tip
Thread eye is pierced by, and seal wire runs through whole ureteral catheter.Ureteral catheter is placed to right side ureter, until ureter along seal wire
Conduit insertion end reaches the lower section of right side ureterostenosis position.
3）From balloon inflation channel water filling about 3ml, makes the ureter tube chamber below sacculus closing calculus, establish right urine output at this time
Pipe calculus is to the ureter closed chamber between sacculus（Opposite closed chamber）.
4）From waterflood path water filling in right ureter closed chamber of ureteral catheter of the utility model with sacculus, B ultrasound
After monitoring that the ureteral lumen between calculus and sacculus fills, in slow water filling, seal wire is inserted in kidney direction to the right.
5）Since water has expanded the gap around ureteral calculi, seal wire smoothly crosses calculus plane along this gap, reaches
Right kidney.
6）Stop the water filling into waterflood path, and extract the water in sacculus out, fixes seal wire, exits the utility model dribbling
The ureteral catheter of capsule retains seal wire in ureter.
7）Along seal wire indwelling 5Fr endoureteral stents.
8）Ureter realizes drainage on the right side of patient.
Inner support merging after, patient pain disappear, urine volume can, ordinary circumstance is obviously improved.It is low molecule to change aspirin
Heparin, ureteroscope success rubble after 2 weeks.
Claims (3)
1. a kind of ureteral catheter with sacculus, the ureteral catheter is equipped with insertion end and external end, it is characterised in that:It is described
Independent channel, i.e. waterflood path, balloon inflation channel and silk guide passage there are three being set in ureteral catheter, the balloon inflation channel and ball
Capsule is connected, and balloon inflation channel initial part is located at the external end of ureteral catheter, terminates at sacculus；
The water outlet of the waterflood path is located at the insertion end of ureteral catheter, and water filling port position is located at the external of ureteral catheter
End, waterflood path run through whole ureteral catheter；
The silk guide passage runs through whole ureteral catheter from the insertion end of ureteral catheter to the external end of ureteral catheter.
2. the ureteral catheter with sacculus according to claim 1, it is characterised in that：The sacculus is located at from ureteral catheter
On the pipe shaft of 2.5-3.5 centimetres of head end, sacculus is in global shape when water-filling centered on pipe shaft.
3. the ureteral catheter with sacculus according to claim 1, it is characterised in that：The ureteral catheter head end is designed to
The taper of round blunt enters orificium ureteris and uplink in favor of the insertion end of ureteral catheter, avoids sharp insertion end from damaging defeated
Urinary catheter inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029870.5U CN208065565U (en) | 2018-01-09 | 2018-01-09 | Ureteral catheter with sacculus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820029870.5U CN208065565U (en) | 2018-01-09 | 2018-01-09 | Ureteral catheter with sacculus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208065565U true CN208065565U (en) | 2018-11-09 |
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ID=64034990
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820029870.5U Expired - Fee Related CN208065565U (en) | 2018-01-09 | 2018-01-09 | Ureteral catheter with sacculus |
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| Country | Link |
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| CN (1) | CN208065565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066884A (en) * | 2018-01-09 | 2018-05-25 | 广州市番禺区中心医院 | Ureteral catheter and its application method with sacculus |
-
2018
- 2018-01-09 CN CN201820029870.5U patent/CN208065565U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066884A (en) * | 2018-01-09 | 2018-05-25 | 广州市番禺区中心医院 | Ureteral catheter and its application method with sacculus |
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| GR01 | Patent grant | ||
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Granted publication date: 20181109 Termination date: 20210109 |