CN209286463U - A kind of catheter - Google Patents
A kind of catheter Download PDFInfo
- Publication number
- CN209286463U CN209286463U CN201822192881.8U CN201822192881U CN209286463U CN 209286463 U CN209286463 U CN 209286463U CN 201822192881 U CN201822192881 U CN 201822192881U CN 209286463 U CN209286463 U CN 209286463U
- Authority
- CN
- China
- Prior art keywords
- tube body
- catheter
- leader
- sacculus
- further include
- 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.)
- Active
Links
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model discloses a kind of catheter, comprising: tube body, the central passage with urethral catheterization；The circumference side near the tube body top is arranged in sacculus；Arc-shaped leader is fixed on the top of the tube body；Through-hole is arranged on the leader and is connected to the central passage；Wherein, the leader top is 5~10mm at a distance from the front end of the balloon inflation part.The catheter that the utility model is designed and developed, leader top is 5-10mm at a distance from the front end of balloon inflation part, sacculus front end is avoided too to protrude, and cause the stimulation to bladder inner wall, it is also able to achieve the effect of urethral catheterization simultaneously, structure is simple, easy to operate, manufacturing cost is greatly reduced, conducive to its medically extensive universal use.
Description
Technical field
The utility model relates to the field of medical instrument technology, and more particularly, the utility model relates to a kind of catheters.
Background technique
Urethral catheterization is clinically common one of medical care precess, suitable for having because lower urinary tract obstruction or neural source bladder etc. are many
The retention of urine caused by reason, urethral catheterization behaviour is also applied to rescue urgent patient, peri-operation period prepares, intravesical drug is perfused or bladder
Situations such as flushing.Catheter is equally applicable for the drainages such as bladder stoma, renal plevis fistulization use.
The catheter clinically applied at present has double cavity structure and three-cavity structure, and wherein the catheter of two-chamber includes that urethral catheterization is logical
Road and waterflood path, catheter front are equipped with the sacculus being connected with waterflood path, and the catheter in front of sacculus is equipped with
Urine import, catheter are fixedly arranged at the front end with bullet-headed end；The catheter of three chambers further includes irrigation channel, sacculus front end
Catheter is equipped with the opening being connected with irrigation channel.But catheter and bullet in front of these existing catheter sacculus
The total length of capitiform end has 2.5-5 ㎝, as shown in Figure 1 (dotted line is bladder inner wall).(Urology Surgery doctor passes through clinical discovery
Cystoscopy) traditional urinary catheter indwelling is greater than 24 hours, will be formed and be limited in fundus of bladder, traditional touched range of urinary catheter head
Property the different degrees of inflammatory of mucous membrane of urinary bladder change, and occurrence probability is almost 100%, when urinary catheter indwelling is greater than 1 week, in Guang bottom urinary catheter
Head forms inflammatory hyperplasia, polyp, folliculus etc. in region and in one's power with surface ulceration and different degrees of bleeding, and indwelling is greater than 1
When the moon, there is inflammatory hyperplasia tissue surface or even calcification and blood occurs clinical discovery few patients' Guang bottom urinary catheter head in range in one's power
Block.Clinic infers that Preserving time tradition urinary catheter may have certain canceration risk.And pain and bladder in patients with catheterization Guang
The malaise symptoms such as spasm are in this positive correlation.Traditional urinary catheter has Iatrogenic injury drawback.
Chinese utility model patent application 201810587357.2 discloses a kind of catheter, is provided with and leads in tube body
Leader and block, and by connect core connect with target seeker, then by block blocking target seeker avoid tube body from being sent into when target seeker
It moves back, after completing guiding, rotation target seeker can be by block, to extract target seeker out, so that sacculus front end will not
It too protrudes, and causes the stimulation to bladder inner wall.But utility model design structure is complicated, cumbersome, manufacture at
This is higher, is unfavorable for medically extensive universal use.
Utility model content
The purpose of this utility model is to have designed and developed a kind of catheter, and sacculus front end is avoided too to protrude, and is caused
Stimulation to bladder inner wall, while it being also able to achieve the effect of urethral catheterization, structure is simple, easy to operate.
Technical solution provided by the utility model are as follows:
A kind of catheter, comprising:
Tube body, the central passage with urethral catheterization；
The circumference side near the tube body top is arranged in sacculus；
Arc-shaped leader is fixed on the top of the tube body；
Through-hole is arranged on the leader and is connected to the central passage；
Wherein, the leader top is 5~10mm at a distance from the front end of the balloon inflation part.
Preferably, the leader is higher than the hardness of the material of the tube body.
Preferably, further include waterflood path, be arranged in the tube body, and one end is connected to the sacculus.
Preferably, further include irrigation channel, be arranged in the tube body, and there is opening setting to draw described for one end
Lead operative tip.
Preferably, further include waterflood path, be arranged in the inboard wall of tube body, and one end is connected to the sacculus.
Preferably, further include irrigation channel, be arranged in the inboard wall of tube body, and there is opening to be arranged in institute for one end
State leader top.
Preferably, further includes:
First check valve is arranged in the waterflood path other end.
Preferably, further includes:
Second one-way valve is arranged in the irrigation channel other end.
Preferably, further includes:
The both ends of the sacculus are pasted on the tube body excircle, and the axial length of adhesive portion is 3~5mm.
Preferably, opening of the irrigation channel on the leader top is arranged circumferentially.
It is described in the utility model the utility model has the advantages that
The catheter that the utility model is designed and developed, leader top are at a distance from the front end of the balloon inflation part
5~10mm avoids sacculus front end from too protruding, and causes the stimulation to bladder inner wall, while being also able to achieve the effect of urethral catheterization,
Structure is simple, easy to operate, greatly reduces manufacturing cost, conducive to its medically extensive universal use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of catheter in the prior art described in the utility model.
Fig. 2 is the structural schematic diagram of catheter described in the utility model embodiment 1.
Fig. 3 is the structural schematic diagram of catheter described in the utility model embodiment 1.
Fig. 4 is the schematic cross-sectional view of catheter described in the utility model embodiment 1.
Fig. 5 is the partial structurtes enlarged drawing of catheter described in the utility model embodiment 1.
Fig. 6 is the structural schematic diagram of catheter described in the utility model embodiment 2.
Fig. 7 is the schematic cross-sectional view of catheter described in the utility model embodiment 2.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation
Book text can be implemented accordingly.
The utility model provides a kind of catheter, comprising: tube body, the central passage with urethral catheterization；Sacculus, setting exist
Circumference side near the tube body top；Arc-shaped leader is fixed on the top of the tube body；Through-hole is set
It sets on the leader and is connected to the central passage；Wherein, leader top and balloon inflation part front end
Distance be 5~10mm.It avoids tube body from, to the stimulation of urethra, also avoiding sacculus front end when being sent into and too protrude, and causes
Stimulation to bladder inner wall.
Embodiment 1
As shown in Figure 2-5, the present embodiment provides a kind of catheters, comprising: the tube body 110 of top closure, inside along
Tube body is axially provided with water flushing channel；Sacculus 120 is provided near tube body top；On the tube body top, at least one is set
Through-hole 111, and be connected to water flushing channel；Wherein, 110 top of tube body is arcwall face (i.e. arc-shaped leader), and arc
Face and tube body front end peripheral side have continuous cambered surface, and leader top is 5 at a distance from the front end of the balloon inflation part
~10mm.It avoids tube body from, to the stimulation of urethra, also avoiding sacculus front end when being sent into and too protrude, and causes to bladder inner wall
Stimulation.
Further include waterflood path 130 in the present embodiment, be arranged in the tube body 110, and one end and the sacculus
120 connections, the other end is provided with the first check valve (not shown), for filling the water into the sacculus 120.It further include rinsing
Channel 140 is arranged in the tube body 110, and there is opening 141 to be arranged on 110 top of tube body for one end, and the other end is set
It is equipped with second one-way valve, for injecting flushing water into bladder, the substances such as clot in washed bladder.110 rear end of tube body
It is provided with connector (not shown), is three-cavity structure, respectively corresponds the water flushing channel, waterflood path 130 and punching of tube body 110
Wash the connection of channel 140.It is connected to first check valve and is provided with the first syringe, be connected to the second one-way valve and be provided with second
Injector is connected to the water flushing channel and is provided with Bag for collecting urine, is used for chamber pot.
The hemisphere face center is plane 112, and has circular arc excessive with the adjacent hemisphere face.When tube body being avoided to be sent into
Stimulation to urethra also avoids sacculus front end and too protrudes, and causes the stimulation to bladder inner wall.
Embodiment 2
As shown in fig. 6-7, the present embodiment provides a kind of catheters, comprising: the tube body 110 of top closure, inside along
Tube body is axially provided with water flushing channel；Sacculus 120 is provided near tube body top；On the tube body top, at least one is set
Through-hole 111, and be connected to water flushing channel；Wherein, 110 top of tube body is arcwall face (i.e. arc-shaped leader), and arc
Face and tube body front end peripheral side have continuous cambered surface, and leader top is 5 at a distance from the front end of the balloon inflation part
~10mm.It avoids tube body from, to the stimulation of urethra, also avoiding sacculus front end when being sent into and too protrude, and causes to bladder inner wall
Stimulation.
Further include waterflood path 130 in the present embodiment, be arranged in 110 inner wall of tube body, and one end and the ball
Capsule 120 is connected to, and the other end is provided with the first check valve (not shown), for filling the water into the sacculus 120.It further include punching
Channel 140 is washed, is arranged in 110 inner wall of tube body, and there is opening 141 to be arranged on 110 top of tube body, separately for one end
One end is provided with second one-way valve, for injecting flushing water into bladder, the substances such as clot in washed bladder.The tube body
110 rear ends are provided with connector (not shown), are three-cavity structure, respectively correspond water flushing channel, the waterflood path of tube body 110
130 are connected to irrigation channel 140.It is connected to first check valve and is provided with the first syringe, be connected to the second one-way valve and set
It is equipped with the second injector, the water flushing channel is connected to and is provided with Bag for collecting urine, is used for chamber pot.
The hemisphere face center is plane 112, and has circular arc excessive with the adjacent hemisphere face.When tube body being avoided to be sent into
Stimulation to urethra also avoids sacculus front end and too protrudes, and causes the stimulation to bladder inner wall.
Operating process
Catheter is sent into bladder along urethra, is filled the water by the first syringe into sacculus, catheter is fixed, led to
It crosses the second syringe and injects flushing water into bladder, the substances such as clot in washed bladder, Bag for collecting urine is responsible for chamber pot.This is practical new
In type, catheter sacculus front end only has the protrusion of 5-10mm, and larger stimulation will not be caused to bladder.
The catheter that the utility model is designed and developed, leader top are at a distance from the front end of the balloon inflation part
5~10mm avoids sacculus front end from too protruding, and causes the stimulation to bladder inner wall, while being also able to achieve the effect of urethral catheterization,
Structure is simple, easy to operate, greatly reduces manufacturing cost, conducive to its medically extensive universal use.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above
Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art,
Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality
It is not limited to specific details and legend shown and described herein with novel.
Claims (10)
1. a kind of catheter characterized by comprising
Tube body, the central passage with urethral catheterization；
The circumference side near the tube body top is arranged in sacculus；
Arc-shaped leader is fixed on the top of the tube body；
Through-hole is arranged on the leader and is connected to the central passage；
Wherein, the leader top is 5~10mm at a distance from the front end of the balloon inflation part.
2. catheter as described in claim 1, which is characterized in that hardness of the leader than the material of the tube body
It is high.
3. catheter as claimed in claim 1 or 2, which is characterized in that further include waterflood path, be arranged in the tube body
It is interior, and one end is connected to the sacculus.
4. catheter as claimed in claim 3, which is characterized in that further include irrigation channel, is arranged in the tube body, and
There is opening to be arranged on the leader top for one end.
5. catheter as claimed in claim 1 or 2, which is characterized in that further include waterflood path, be arranged in the tube body
In wall, and one end is connected to the sacculus.
6. catheter as claimed in claim 5, which is characterized in that further include irrigation channel, be arranged in the inboard wall of tube body
It is interior, and there is opening to be arranged on the leader top for one end.
7. the catheter as described in claim 4 or 6, which is characterized in that further include:
First check valve is arranged in the waterflood path other end.
8. the catheter as described in claim 4 or 6, which is characterized in that further include:
Second one-way valve is arranged in the irrigation channel other end.
9. catheter as claimed in claim 8, which is characterized in that further include:
The both ends of the sacculus are pasted on the tube body excircle, and the axial length of adhesive portion is 3~5mm.
10. the catheter as described in claim 4 or 6, which is characterized in that the irrigation channel is on the leader top
Opening is arranged circumferentially.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822192881.8U CN209286463U (en) | 2018-12-26 | 2018-12-26 | A kind of catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822192881.8U CN209286463U (en) | 2018-12-26 | 2018-12-26 | A kind of catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209286463U true CN209286463U (en) | 2019-08-23 |
Family
ID=67648724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822192881.8U Active CN209286463U (en) | 2018-12-26 | 2018-12-26 | A kind of catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209286463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181518A (en) * | 2021-04-28 | 2021-07-30 | 深圳市美的连医疗电子股份有限公司 | Novel drainage tube |
-
2018
- 2018-12-26 CN CN201822192881.8U patent/CN209286463U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181518A (en) * | 2021-04-28 | 2021-07-30 | 深圳市美的连医疗电子股份有限公司 | Novel drainage tube |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105343985B (en) | A kind of double-jacket tube formula stoma | |
| CN109821139A (en) | A kind of thrombolysis balloon catheter device | |
| CN108478919A (en) | A kind of catheter | |
| CN102389346B (en) | Bladder stoma without urine collecting bag | |
| CN104323823B (en) | A kind of thrombus suction catheter system | |
| CN209286463U (en) | A kind of catheter | |
| CN208974936U (en) | A kind of catheter | |
| CN201379885Y (en) | Multi-cavity urethral catheter | |
| CN112190824A (en) | Multifunctional double-balloon catheter | |
| CN209529882U (en) | A kind of bladder irrigation catheter | |
| CN209108220U (en) | A kind of end is dissolvable to arrange double J pipe with line certainly | |
| CN104415449A (en) | Bladder irrigation anti-blocking catheter | |
| CN102847226B (en) | Safe leakage-proof ureter | |
| CN207384587U (en) | A kind of catheter | |
| CN209286462U (en) | A kind of catheter and Male urethral catheter | |
| CN204601349U (en) | A kind of airtight four chamber single cycle catheters | |
| CN208838854U (en) | A kind of withdrawable catheter in guidance end | |
| CN102772849B (en) | Balloon catheter | |
| CN206239781U (en) | Flushable urine collection bag | |
| CN2792445Y (en) | Bladder ostomy-making tube | |
| CN206404158U (en) | Catheter | |
| CN201168102Y (en) | Disposal painless medical catheter external member | |
| CN207996359U (en) | A kind of urethral catheterization device of urethra section partially with administration side opening | |
| CN202876054U (en) | Telescopic type catheter | |
| CN202478380U (en) | Novel urethral catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |