CN102500037B - Three-cavity semicircular airbag type 8-shaped urinary catheter - Google Patents
Three-cavity semicircular airbag type 8-shaped urinary catheter Download PDFInfo
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- CN102500037B CN102500037B CN201110377413.8A CN201110377413A CN102500037B CN 102500037 B CN102500037 B CN 102500037B CN 201110377413 A CN201110377413 A CN 201110377413A CN 102500037 B CN102500037 B CN 102500037B
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- catheter
- urinary catheter
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- water filling
- air bag
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Abstract
The invention relates to a three-cavity semicircular airbag type 8-shaped urinary catheter, belonging to the technical field of an auxiliary medical apparatus. The three-cavity semicircular airbag type 8-shaped urinary catheter is characterized in that the radial cross section of the front part of the urinary catheter is vertically 8-shaped, a smooth bulge protruding outwards is arranged under the front end part of the urinary catheter, the lower part of the front end of the urinary catheter is provided with an inclined surface forming an included angle alpha with the axial line of the urinary catheter, the upper half part of the front end of the urinary catheter is provided with a semicircular airbag, and an airbag water filling backflow prevention valve, a urine outlet tube and a water injection washing hole at the tail end of the urinary catheter are connected into a whole with no crossing. The invention has the positive effects that: the front end of the urinary catheter is smooth, the climbing function can be achieved due to the bulge protruding outward arranged under the urinary catheter, the insertion into the urethral canal can be facilitated, the discomfort of patients can be reduced obviously, the smooth drainage of secreta in the urethral canal can be facilitated due to large gaps in the two sides between the radial 8-shaped cross section and the urethral canal, the urinary catheter is inserted into the working cavity with a working sleeve, the working sleeve is withdrawn out of the working cavity, the operation can be facilitated, and the device can be conveniently carried by patients.
Description
Technical field
The present invention relates to a kind of three chamber semicircular airbag type 8-shaped urinary catheters, belong to medical auxiliary apparatus technical field.
Background technology
All need to insert catheter, indwelling catheter at medical domain internal disease, surgical diseases, obstetrical and gynecological disease, orthopaedic disease and urological diseases operation consent.Catheter is a kind of conventional medical auxiliary apparatus, can insert bladder to guide urine to flow out via patient's urethra.After catheter inserts bladder, have an air bag or water pocket, not easily deviate from order to make catheter fixedly stay intravesical near catheter head end, the drainage portion of catheter connects urinal and collects urine.
Existing three-cavity air bag urethral catheter is rounded, tail end is divided into three fork (see figure 1)s, consequent shortcoming is: 1. circular catheter shape and human urethra shape inconsistent, the urinary catheter collar extension of normal person is longitudinal slot shape (1 font), prostatic urethra lower wall is arc-shaped, upper wall is connected to people's prefix (∧), and three-cavity air bag urethral catheter head end is straight, so when inserting circular catheter dilating urethra wall, not only not easily insert intravesical, and cause patient uncomfortable, especially patients with benign prostate hyperplasia; One of 2. seamless between circular catheter and urethra, urethra endocrine can not go out external by adequate drainage, easily causes urinary system infection, epididymis, orchitis, or even the reason of later possible generation urethral stricture; 3. air bag water-filling or rounded after inflating, compressing trigone of urinary bladder, cause cystospasm, patient occurs that frequent micturition, urgent micturition, hypogastric region suppress swollen discomfort; 4. three-cavity air bag urethral catheter tail end three fork, both wasted material, caused again operation inconvenience.After having the work intracavity operation of working column to complete, three-cavity catheter can not be put into, and after putting into catheter, working column can not be extracted again.Now, need to cut the divergent ends toward air bag water filling clinically, cause air bag inoperative thus, can not catheter be fixed, again can not hemostasis by compression; 5. water filling flushing hole not anti back-flow, bladder does not need must connect drainage bag when rinsing yet, and two drainage bag (urinary drainage bag and bladder irrigation water drainage bag) patients are very inconvenient.
Summary of the invention
The object of the invention is the defect overcoming existing catheter, provide a kind of three chamber semicircular airbag type 8-shaped urinary catheters, not only catheter head end has protuberance to have climbing function.There is gap in 8-shaped catheter and urethra, is beneficial to urethral secretions adequate drainage, and in the working chamber having working column, insert catheter and deactivate sleeve pipe operation technique all easily, and patient carries more comfortable.
For achieving the above object, the technical scheme adopted is: a kind of three chamber semicircular airbag type 8-shaped urinary catheters, comprise catheter, air bag, ventilation capsule filling pipe, be placed in multiple inlet openings of described catheter leading section, it is characterized in that: the radial section of described catheter front portion is longitudinal 8-shaped, be equipped with level and smooth below the leading section of described catheter, outwardly protuberance, and to be equipped with below catheter leading section with catheter axis be the inclined-plane at α angle, the described catheter front end first half is equipped with semi-circular air bag, be placed in the air bag water filling anti back-flow valve of described catheter tail end, go out urinary catheter road, water filling flushing hole is connected, not bifurcated.
The inner side of described water filling flushing hole is equipped with into water flap.
Described α angle is 20 ° ~ 60 °.
Described semi-circular balloon encompass scope is hour hands 8 o'clock to 4 o'clock.
The top of described catheter tail end is equipped with tail fin shape projection, is placed in the air bag water filling anti back-flow valve of described tail fin tail end, is connected by the ventilation capsule filling pipe be placed in described catheter with described semi-circular air bag.
Described air bag water filling anti back-flow valve afterbody pipeline is made by hard material, goes out urinary catheter road and is made by soft silica gel.
Described water filling flushing hole be placed in the flushing liquor connecting hole shape of crescent shaped adapter side, bore coincide consistent, the opposite side of described crescent shaped adapter is connected with flushing liquor pipeline.
Described water filling flushing hole to be connected with catheter leading section flushing liquor apopore by flushing water pipeline in catheter and to communicate.
Good effect of the present invention is: 1. catheter end is level and smooth, longitudinal 8-shaped catheter form is close to external orifice of urethra, the prostatic urethra form of human body, and the leading section of catheter is level and smooth, below is equipped with outwardly protuberance A, institute is beneficial to insert urethra, the sense of discomfort of patient obviously alleviates, in particular for the patient of prostatic hyperplasia; 2. between longitudinal 8-shaped catheter and urethra, You compare great gap, both sides, is beneficial to urethral secretions adequate drainage, reduces the probability of urinary system infection rate and the urethral orifice enuresis; 3. the first half balloon encompass scope of three chamber semicircular airbag type 8-shaped urinary catheters is hour hands 8 o'clock to 4 o'clock, had both played the effect of fixing catheter, and do not stimulate trigone of urinary bladder again after air bag fills at bladder upper wall, causes the probability of cystospasm obviously to reduce; 4. the single not bifurcated of catheter tail end, air bag water filling anti back-flow valve is hard plastic pipeline, and going out in urinary catheter road of being made by soft silica gel during pressurized, can be entered, so insert the present invention three chamber semicircular airbag type 8-shaped urinary catheter and extract working column operation all very convenient; 5. water filling flushing hole endothelial tube lobe with go out to urinate pipe design in a pipeline, first insert crescent shaped adapter when needs washed bladder, endothelial tube lobe opened, go out urinary catheter road and connect drainage bag; When not needing bladder irrigation, directly connect drainage bag by going out urinary catheter road.Endothelial tube lobe is closed plays anti back-flow effect.
Accompanying drawing explanation
Illustrate that the invention will be further described with detailed description of the invention below in conjunction with accompanying drawing:
Fig. 1 is the circular three-cavity air bag urethral catheter structural representation of prior art tail end bifurcated;
Fig. 2 is the present invention three chamber semicircular airbag type 8-shaped urinary catheter structural representation;
Fig. 3 is three chamber semicircular airbag type 8-shaped urinary catheter semicircular airbag type inflated condition structural representations;
Fig. 4 is the anterior B-B cross section of Fig. 2 catheter is longitudinal figure-8 structure schematic diagram (amplification);
Fig. 5 is Fig. 2 catheter end construction schematic diagram (amplify, endothelial tube lobe closes anti back-flow):
Fig. 6 is that catheter tail end is connected decomposition texture schematic diagram when water filling is rinsed (amplify, when crescent shaped adapter inserts, endothelial tube lobe is opened) with crescent shaped adapter;
In figure: 1-inlet opening; 2-flushing liquor apopore; 3-semi-circular air bag; 4-ventilation capsule filling pipe; 5-flushing water pipeline; 6-air bag water filling anti back-flow valve; 7-goes out urinary catheter road; 8-water filling flushing hole; 9-crescent shaped adapter; 10-flushing liquor pipeline; 11-flushing liquor connecting hole; 12-is intake flap; A-swells.
Detailed description of the invention
Fig. 1 is the circular three-cavity air bag urethral catheter structural representation of prior art tail end bifurcated, and from diagram, circular catheter shape and human urethra shape are inconsistent, causes patient's discomfort when the circular catheter dilating urethra wall of insertion; Seamless between circular catheter and urethra, urethra endocrine can not go out external by adequate drainage, easily causes urinary system infection; Air bag water-filling or rounded after inflating, compressing trigone of urinary bladder, easily causes patient's bladder spasm, occurs that frequent micturition, urgent micturition, hypogastric region suppress swollen discomfort; Three-cavity air bag urethral catheter tail end three fork, after having the work intracavity operation of working column to complete, three-cavity catheter can not be put into, and after putting into catheter, working column can not be extracted again, both wastes material, causes again operation inconvenience.
Fig. 2 is the present invention three chamber semicircular airbag type 8-shaped urinary catheter structural representation.Illustrate a kind of three chamber semicircular airbag type 8-shaped urinary catheters, comprise catheter, air bag, ventilation capsule filling pipe 4, be placed in multiple inlet openings 1 of described catheter leading section, it is characterized in that: the radial section of described catheter front portion is longitudinal 8-shaped (or soybean pod shape, or Semen arachidis hypogaeae shape), be equipped with level and smooth below the leading section of described catheter, outwardly protuberance A, and to be equipped with below catheter leading section with catheter axis be the inclined-plane (Fig. 3) at α angle, the described catheter front end first half is equipped with semi-circular air bag 3, be placed in the air bag water filling anti back-flow valve 6 of described catheter tail end, go out urinary catheter road 7, water filling flushing hole 8 is connected, not bifurcated.
The inner side of described water filling flushing hole 8 is equipped with sees Fig. 5 and Fig. 6 into water flap 12().
Described α angle is 20 ° ~ 60 °.
Described semi-circular air bag 3 scope of surrounding is hour hands 8 o'clock to 4 o'clock.
The top of described catheter tail end is equipped with tail fin shape projection, is placed in the air bag water filling anti back-flow valve 6 of described tail fin tail end, is connected by the ventilation capsule filling pipe 4 be placed in described catheter with described semi-circular air bag 3.
Described water filling flushing hole 8 and flushing liquor connecting hole 11 shape, the bore identical consistent (Fig. 6 water filling flushing hole 8 and flushing liquor connecting hole 11 are all crescent shaped opening) that are placed in crescent shaped adapter 9 side, the opposite side of described crescent shaped adapter 9 is connected with flushing liquor pipeline 10.
Described water filling flushing hole 8 to be connected with catheter leading section flushing liquor apopore 2 by inlet channel in catheter 5 and to communicate.
Fig. 3 is Fig. 2 tri-chamber semicircular airbag type 8-shaped urinary catheter semicircular airbag type inflated condition structural representation; Semi-circular air bag 3 is positioned at catheter proximal end balloon encompass scope hour hands 8 o'clock to 4 o'clock.Air bag is positioned at catheter the first half, can not stimulate trigone of urinary bladder, frequent micturition, and urgent micturition, dysurea symptom obviously reduce.Play fixing catheter effect, air bag water filling also can play hemostasis by compression effect.
Fig. 4 to be the anterior B-B cross section of Fig. 2 be longitudinal 8-shaped (or soybean pod shape, or Semen arachidis hypogaeae shape) structural representation (amplifications), between catheter and urethra, comparatively greatly, urethral secretions drain is unobstructed in space, and infection rate minimizing, the uncomfortable symptom of patient obviously alleviates.
Fig. 5 shows the structural representation of catheter tail end, and Fig. 6 also show catheter tail end and is connected with crescent shaped adapter 9, decomposition texture schematic diagram when water filling is rinsed.During Fig. 5 not water filling washed bladder, endothelial tube lobe 12 closes anti back-flow.Visible shown in Fig. 6, be placed in out the described water filling flushing hole 8 of side, urinary catheter road 7, coincide consistent with flushing liquor connecting hole 11 opening shape, the bore that are placed in crescent shaped adapter 9 side, when needing water filling washed bladder, the opposite side of described crescent shaped adapter 9 is connected with flushing liquor pipeline 10.When on crescent shaped adapter 9, flushing liquor connecting hole 11 inserts water filling flushing hole 8, endothelial tube lobe 12 is opened, and rinses water filling and enters flushing from flushing liquor pipeline 10.No matter whether water filling washed bladder, goes out urinary catheter road 7 and is connected with drain bag mouth.
Air bag water filling anti back-flow valve 6, go out urinary catheter road 7, water filling flushing hole 8 is connected, not bifurcated.Described air bag water filling anti back-flow valve 6, in hard plastic pipeline, goes out urinary catheter road 7 and is made by soft silica gel.When needs insert three chamber semicircular airbag type 8-shaped urinary catheters in working column, and when extracting working column, air bag water filling anti back-flow valve 6 can be pressed into made by soft silica gel go out urinary catheter road 7, go out the longitudinal reduced height of urinary catheter road 7 compressive deformation, catheter enters working column and working column exits, and operates all very convenient.And three-cavity air bag urethral catheter can not extract working column at present.
Claims (8)
1. a chamber semicircular airbag type 8-shaped urinary catheter, comprise catheter, air bag, ventilation capsule filling pipe, be placed in multiple inlet openings of described catheter leading section, it is characterized in that: the radial section of described catheter front portion is longitudinal 8-shaped, be equipped with level and smooth below the leading section of described catheter, outwardly protuberance, and to be equipped with below catheter leading section with catheter axis be the inclined-plane at α angle, the described catheter front end first half is equipped with semi-circular air bag, be placed in the air bag water filling anti back-flow valve of described catheter tail end, go out urinary catheter road, water filling flushing hole is connected, not bifurcated.
2. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, is characterized in that: the inner side of described water filling flushing hole is equipped with into water flap.
3. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, is characterized in that: described α angle is 20 ° ~ 60 °.
4. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, is characterized in that: described semi-circular balloon encompass scope is hour hands 8 o'clock to 4 o'clock.
5. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, it is characterized in that: the top of described catheter tail end is equipped with tail fin shape projection, be placed in the air bag water filling anti back-flow valve of described tail fin tail end, be connected with described semi-circular air bag by the ventilation capsule filling pipe be placed in described catheter.
6. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, is characterized in that: described air bag water filling anti back-flow valve afterbody pipeline is made by hard material, goes out urinary catheter road and is made by soft silica gel.
7. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, it is characterized in that: described water filling flushing hole be placed in the flushing liquor connecting hole shape of crescent shaped adapter side, bore coincide consistent, the opposite side of described crescent shaped adapter is connected with flushing liquor pipeline.
8. a kind of three chamber semicircular airbag type 8-shaped urinary catheters according to claim 1, is characterized in that: described water filling flushing hole to be connected with catheter leading section flushing liquor apopore by flushing water pipeline in catheter and to communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110377413.8A CN102500037B (en) | 2011-11-24 | 2011-11-24 | Three-cavity semicircular airbag type 8-shaped urinary catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110377413.8A CN102500037B (en) | 2011-11-24 | 2011-11-24 | Three-cavity semicircular airbag type 8-shaped urinary catheter |
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| Publication Number | Publication Date |
|---|---|
| CN102500037A CN102500037A (en) | 2012-06-20 |
| CN102500037B true CN102500037B (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110377413.8A Expired - Fee Related CN102500037B (en) | 2011-11-24 | 2011-11-24 | Three-cavity semicircular airbag type 8-shaped urinary catheter |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015113315A1 (en) * | 2014-01-30 | 2015-08-06 | 上海林超医疗设备科技有限公司 | Ureteroscope |
| CN108066883A (en) * | 2017-12-28 | 2018-05-25 | 南京医科大学第附属医院 | A kind of catheter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811448A (en) * | 1972-10-25 | 1974-05-21 | A Morton | Urinary drainage catheter |
| CN101048188A (en) * | 2004-10-25 | 2007-10-03 | 科洛普拉斯特公司 | Male telescope catheter |
| CN201216670Y (en) * | 2008-04-09 | 2009-04-08 | 北京优尼脉科技开发有限公司 | Urinary vessels joint, urine drainage bag and emiction apparatus |
| CN201260721Y (en) * | 2008-08-28 | 2009-06-24 | 胡化刚 | Safe type three-chamber temperature measurement catheter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6482309B1 (en) * | 1999-10-20 | 2002-11-19 | Oxibio, Inc. | Electrolytic generation of nascent iodine as a method of treatment and for the prevention of infections associated with medical implant devices |
-
2011
- 2011-11-24 CN CN201110377413.8A patent/CN102500037B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811448A (en) * | 1972-10-25 | 1974-05-21 | A Morton | Urinary drainage catheter |
| CN101048188A (en) * | 2004-10-25 | 2007-10-03 | 科洛普拉斯特公司 | Male telescope catheter |
| CN201216670Y (en) * | 2008-04-09 | 2009-04-08 | 北京优尼脉科技开发有限公司 | Urinary vessels joint, urine drainage bag and emiction apparatus |
| CN201260721Y (en) * | 2008-08-28 | 2009-06-24 | 胡化刚 | Safe type three-chamber temperature measurement catheter |
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| CN102500037A (en) | 2012-06-20 |
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