CN102614573A - Urethra catheter for expansion of urethral canal and manufacturing method thereof - Google Patents
Urethra catheter for expansion of urethral canal and manufacturing method thereof Download PDFInfo
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- CN102614573A CN102614573A CN2012101153965A CN201210115396A CN102614573A CN 102614573 A CN102614573 A CN 102614573A CN 2012101153965 A CN2012101153965 A CN 2012101153965A CN 201210115396 A CN201210115396 A CN 201210115396A CN 102614573 A CN102614573 A CN 102614573A
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- swelling bag
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Abstract
The invention discloses a urethra catheter for expansion of a urethral canal and a manufacturing method thereof. The manufacturing method comprises the following steps of; (1) preparing a urethra catheter; (2) preparing a positioning device; and (3) preparing an expansion device. The invention also discloses a produced manufactured in the above method. The method is simple and can be realized easily, and the cost is low. The urethra catheter has a delicate design and reasonable structure. After the urethra catheter inserted into the urethral canal, the positioning device and the expansion device in a narrow state can be tightly attached to the outer wall of the urethra catheter, the outside diameter of the urethra catheter can be reduced effectively, and pains of patients can be eased; the urethra catheter can be effectively positioned in the bladder by the positioning device to facilitate positioning and expansion operations of the expansion device for a part to be expanded, an intermittent inflation or liquid filling method is adopted during expansion, the urethral canal can be expanded, urethral stricture can be treated, mucosal ischemic necrosis can be avoided, the surgical safety and effectiveness can be improved greatly, and the large-scale promotion and application can be facilitated.
Description
Technical field
The present invention relates to the medical instruments field technology, particularly a kind of manufacturing approach of the catheter that is used for dilating urethra and implement the goods of this method.
Background technology
Urethral stricture is the more thorny common disease of Urology Surgery, and the row urethral dilatation is the important means of a kind of inspection and treatment.For this reason, design a kind of both can urethral catheterization, can treat the therapeutic equipment of urethral stricture again simultaneously and more can conveniently treat.The employed catheter of hospital is made with latex or silica gel tube usually at present, because the external diameter of catheter can not change, the too little meeting of doing during design causes managing outer wall and urethra forms the gap, causes urine to omit; If external diameter and urethra inwall sizableness cause less patient suffering when inserting again, especially to the patient of urethral stricture or obstruction, medical personnel's operation is also difficult.
Summary of the invention
To above-mentioned deficiency, one of the object of the invention is, provides a kind of manufacturing simple, is easy to realize and catheter that is used for dilating urethra and manufacturing approach thereof that production efficiency is high.
The present invention also aims to, a kind of above-mentioned catheter of dilating urethra and goods that manufacturing approach makes thereof of being used for of implementing are provided, the reasonable in design of these goods, easy to operate can effectively alleviate less patient suffering, and dilating urethra is effective.
The present invention is for realizing above-mentioned purpose, and the technical scheme that is provided is:
A kind of catheter and manufacturing approach thereof that is used for dilating urethra, it comprises the steps:
(1) preparation one can stretch into intravesical and can should be intravesical the catheter of urine derivation;
(2) preparation one location device is arranged on the forward position of catheter with this positioner, so that catheter is positioned at intravesical;
(3) preparation one extension fixture positions expansion with effective position to required expansion, is beneficial to urine and gets into catheter, and the position at the position of corresponding required expansion is arranged on catheter with this extension fixture, makes the dilating urethra catheter.
The tube wall of the catheter in the described step (1) is provided with mezzanine space; On mezzanine space, be provided with an axial dividing plate, make the top of mezzanine space form one have separate space last pipeline, the following pipeline that makes the bottom formation one of mezzanine space have separate space; The head end of catheter be provided with one be hemispherical protuberances closure; The centre position of tail end forms a urethral catheterization lumen mouth, and this urethral catheterization lumen mouth is provided with the rubber seal lobe, is provided with the urinary catheter mouth that is connected with its pipeline at least in the stem of catheter; Said axial direction extension of going up pipeline along said catheter; And upwards be bent to form the airbag chamber mouth of pipe in gradually in tail end position near catheter, and airbag chamber mouth of pipe is provided with the rubber seal lobe in this, and said pipeline down extends along the axial direction of said catheter; And being bent to form the airbag chamber mouth of pipe outside gradually downwards in tail end position near catheter, this outer airbag chamber mouth of pipe is provided with the rubber seal lobe.
Described step (2) specifically may further comprise the steps:
(2.1) swelling bag in the preparation one;
(2.2) interior swelling bag is set on the front portion of said catheter;
(2.3) corresponding said in the position of swelling bag cover can make pipeline and the upper shed that interior swelling bag cover is connected being provided with one on the said catheter, make positioner.
Described step (3) specifically may further comprise the steps:
(3.1) preparation one outer swelling bag;
(3.2) prejudge that the position of required expansion is corresponding to be set in said outer swelling bag on the said catheter;
(3.3) position of corresponding said outer swelling bag cover on said catheter, be provided with one can make pipeline down and should outside the under shed that is connected of swelling bag, make extension fixture.
It is further comprising the steps of,
(4) swelling bag in said is injected an amount of gas or liquid, make it be expanded to predetermined;
(5) said outer swelling bag is injected an amount of gas or liquid, make it be expanded to predetermined;
(6) gas or the liquid of said outer swelling bag are extracted out, made its withdrawal original state;
(7) repeating step (5) is realized batch (-type) inflation or topping up to (6), derives action until urine and finishes.
A kind ofly implement the goods that the above-mentioned manufacturing approach that is used for the catheter of dilating urethra makes, it comprises catheter, extension fixture and positioner, and this positioner is arranged on the stem position of said catheter, and said extension fixture is arranged on the catheter.
The tube wall of said catheter is provided with mezzanine space; This mezzanine space is provided with an axial dividing plate; Make the top of mezzanine space form one have separate space last pipeline, the following pipeline that makes the bottom formation one of mezzanine space have separate space, the head end of catheter be provided with one be hemispherical protuberances closure; The centre position of tail end forms a urethral catheterization lumen mouth; At least be provided with the urinary catheter mouth that is connected with its pipeline in the stem of catheter, the said pipeline of going up extends along the axial direction of said catheter, and upwards is bent to form the airbag chamber mouth of pipe in gradually in the tail end position near catheter; Said pipeline down extends along the axial direction of said catheter, and is bent to form the airbag chamber mouth of pipe outside gradually downwards in the tail end position near catheter.
Said urethral catheterization lumen mouth is provided with the rubber seal lobe, and the said interior airbag chamber mouth of pipe is provided with the rubber seal lobe, and the said outer airbag chamber mouth of pipe is provided with the rubber seal lobe.
Said positioner comprises swelling bag in, and swelling bag is set on the stem of said catheter in this, and be provided with on this catheter one pipeline is connected with interior swelling bag cover upper shed.
Said extension fixture comprises an outer swelling bag, and this outer swelling bag is set on the said catheter, and on this catheter, be provided with one can make following pipeline with this outside the under shed that is connected of swelling bag.
Beneficial effect of the present invention is: method is simple, is easy to realize that cost is low; Goods design provided by the invention is ingenious, rational in infrastructure, when inserting urethra, dwindles shape because positioner and extension fixture are, and can be close on the outer wall of catheter, has dwindled the external diameter of catheter effectively, and then has alleviated less patient suffering; Outer wall and urethra form the gap when having avoided the lax gerontal patient of urethra with ordinary urethral catheter, cause urine to omit; Can effectively catheter be positioned at intravesical through positioner; Convenient row location, position expansion action to the required expansion of urethral stricture, and in process of expansion, adopt batch (-type) inflation or liquid filling method; Not only reach the purpose of dilating urethra, treatment urethral stricture; Avoid the phenomenon of mucosa ischemic necrosis again, improved the safety and the effectiveness of treatment urethral stricture greatly, be beneficial to wide popularization and application.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Embodiment: referring to Fig. 1, the embodiment of the invention provides a kind of catheter and manufacturing approach thereof that is used for dilating urethra, and it comprises the steps:
(1) preparation one can stretch into intravesical and can should be intravesical the catheter 1 of urine derivation;
(2) preparation one location device 2 is arranged on the forward position of catheter 1 with this positioner 2, so that catheter 1 is positioned at intravesical, prevents;
(3) preparation one extension fixture 3 positions expansion with effective position to required expansion, is beneficial to urine and gets into catheter 1, and the position at the position of corresponding required expansion is arranged on catheter 1 with this extension fixture 3, makes the dilating urethra catheter.
The tube wall of the catheter 1 in the described step (1) is provided with mezzanine space; On mezzanine space, be provided with an axial dividing plate 11; Make the top of mezzanine space form one have separate space last pipeline 12, the following pipeline 13 that makes the bottom formation one of mezzanine space have separate space, the head end of catheter 1 be provided with one be hemispherical protuberances closure; The centre position of tail end forms a urethral catheterization lumen mouth 14; This urethral catheterization lumen mouth 14 is provided with rubber seal lobe 4, is provided with the urinary catheter mouth 15 that is connected with its pipeline at least in the stem of catheter 1, is used for urine drainage; Said axial direction extension of going up pipeline 12 along said catheter 1; And upwards be bent to form the airbag chamber mouth of pipe 16 in gradually in tail end position near catheter 1, and airbag chamber mouth of pipe 16 is provided with rubber seal lobe 4 in this, and said pipeline 13 down extends along the axial direction of said catheter 1; And being bent to form the airbag chamber mouth of pipe 17 outside gradually downwards in tail end position near catheter 1, this outer airbag chamber mouth of pipe 17 is provided with rubber seal lobe 4.
Described step (2) specifically may further comprise the steps:
(2.1) swelling bag 21 in the preparation one;
(2.2) interior swelling bag 21 is set on the front portion of said catheter 1;
(2.3) corresponding said in the position of swelling bag 21 covers can make pipeline 12 overlap the upper shed 22 that is connected being provided with one on the said catheter 1 with interior swelling bag 21, make positioner 2.
Described step (3) specifically may further comprise the steps:
(3.1) preparation one outer swelling bag 31;
(3.2) prejudging that the position of required expansion is corresponding to be set in said outer swelling bag 31 on the said catheter 1, can be total length or a certain fragment position at catheter;
(3.3) position of corresponding said outer swelling bag 31 covers on said catheter 1, be provided with one can make pipeline 13 down and should outside the under shed 32 that is connected of swelling bag 31, make extension fixture 3.
It is further comprising the steps of,
(4) swelling bag in said 21 is injected an amount of gas or liquid, make it be expanded to predetermined;
(5) said outer swelling bag 31 is injected an amount of gas or liquid, make it be expanded to predetermined;
(6) gas or the liquid of said outer swelling bag 31 are extracted out, made its withdrawal original state;
(7) repeating step (5) is realized batch (-type) inflation or topping up to (6), derives action until urine and finishes; Adopt batch (-type) inflation or liquid filling method, do not hinder urine to derive, not only reach the purpose of dilating urethra, treatment urethral stricture; Avoided the mucosa ischemic necrosis again.
A kind ofly implement the above-mentioned catheter of dilating urethra and the goods that manufacturing approach makes thereof of being used for; It comprises catheter 1, extension fixture 3 and positioner 2; This positioner 2 is arranged on the stem position of said catheter 1, and said extension fixture 3 is arranged on the catheter 1.
The tube wall of said catheter 1 is provided with mezzanine space; This mezzanine space is provided with an axial dividing plate 11; Make the top of mezzanine space form one have separate space last pipeline 12, the following pipeline 13 that makes the bottom formation one of mezzanine space have separate space, the head end of catheter 1 be provided with one be hemispherical protuberances closure; The centre position of tail end forms a urethral catheterization lumen mouth 14; At least be provided with the urinary catheter mouth 15 that is connected with its pipeline in the stem of catheter 1, the said pipeline 12 of going up extends along the axial direction of said catheter 1, and upwards is bent to form the airbag chamber mouth of pipe 16 in gradually in the tail end position near catheter 1; Said pipeline 13 down extends along the axial direction of said catheter 1, and is bent to form the airbag chamber mouth of pipe 17 outside gradually downwards in the tail end position near catheter 1.
Said urethral catheterization lumen mouth 14 is provided with rubber seal lobe 4, and the said interior airbag chamber mouth of pipe 16 is provided with rubber seal lobe 4, and the said outer airbag chamber mouth of pipe 17 is provided with rubber seal lobe 4.
Said positioner 2 comprises swelling bag 21 in, and swelling bag 21 is set on the stem of said catheter 1 in this, and can make pipeline 12 overlap the upper shed 22 that is connected with interior swelling bag 21 being provided with one on this catheter 1.
Said extension fixture 3 comprises an outer swelling bag 31, and this outer swelling bag 31 is set on the said catheter 1, and on this catheter 1, be provided with one can make following pipeline 13 with this outside the under shed 32 that is connected of swelling bag 31.
Method provided by the invention is simple, is easy to realize that cost is low; Goods design provided by the invention is ingenious, rational in infrastructure.
When inserting urethra, because being, positioner 2 and extension fixture 3 dwindle shape, can be close on the outer wall of catheter 1, dwindle the external diameter of catheter 1 effectively, and then alleviated less patient suffering;
When catheter 1 is inserted to desired location, swelling bag in said 21 is injected an amount of gas or liquid, make it be expanded to predetermined; Be beneficial to this positioner 2 and can effectively catheter 1 be positioned at intravesical, convenient row location, position expansion action required expansion;
Then said outer swelling bag 31 is injected an amount of gas or liquid, make it be expanded to predetermined; And the gas of said outer swelling bag 31 or liquid extracted out, make its withdrawal original state; Constantly repeat this action, realize batch (-type) inflation or topping up, not only reach the purpose of dilating urethra, treatment urethral stricture, avoided the phenomenon of mucosa ischemic necrosis again, improved the safety and the effectiveness of operation greatly.
When intravesical urine is led completion, gas or liquid in extracting out simultaneously in swelling bag 21 and the outer swelling bag 31 make its withdrawal original state, are convenient to catheter 1 and from urethra, take out.
Of the above embodiment of the present invention, adopt structure same or similar and other catheter that obtains and manufacturing approach thereof or through having the catheter that expands and treat urethral stricture or prevent leakage of urine through the expansion capsule, all in protection domain of the present invention with it.
Claims (10)
1. a catheter and a manufacturing approach thereof that is used for dilating urethra is characterized in that it comprises the steps:
(1) preparation one can stretch into intravesical and can should be intravesical the catheter of urine derivation;
(2) preparation one location device is arranged on the forward position of catheter with this positioner, so that catheter is positioned at intravesical;
(3) preparation one extension fixture positions expansion with effective position to required expansion, is beneficial to urine and gets into catheter, and the position at the position of corresponding required expansion is arranged on catheter with this extension fixture, makes the dilating urethra catheter.
2. catheter and the manufacturing approach thereof that is used for dilating urethra according to claim 1; It is characterized in that the tube wall of the catheter in the described step (1) is provided with mezzanine space, on mezzanine space, be provided with an axial dividing plate; Make the top of mezzanine space form one have separate space last pipeline; Make the bottom of mezzanine space form one have separate space following pipeline, the head end of catheter be provided with one be hemispherical protuberances closure, the centre position of tail end forms a urethral catheterization lumen mouth; This urethral catheterization lumen mouth is provided with the rubber seal lobe; At least be provided with the urinary catheter mouth that is connected with its pipeline in the stem of catheter, the said pipeline of going up extends along the axial direction of said catheter, and upwards is bent to form the airbag chamber mouth of pipe in gradually in the tail end position near catheter; Should be provided with the rubber seal lobe by the interior airbag chamber mouth of pipe; Said pipeline down extends along the axial direction of said catheter, and is bent to form the airbag chamber mouth of pipe outside gradually downwards in the tail end position near catheter, and this outer airbag chamber mouth of pipe is provided with the rubber seal lobe.
3. catheter and the manufacturing approach thereof that is used for dilating urethra according to claim 2 is characterized in that, described step (2) specifically may further comprise the steps:
(2.1) swelling bag in the preparation one;
(2.2) interior swelling bag is set on the front portion of said catheter;
(2.3) corresponding said in the position of swelling bag cover can make pipeline and the upper shed that interior swelling bag cover is connected being provided with one on the said catheter, make positioner.
4. catheter and the manufacturing approach thereof that is used for dilating urethra according to claim 3 is characterized in that, described step (3) specifically may further comprise the steps:
(3.1) preparation one outer swelling bag;
(3.2) prejudge that the position of required expansion is corresponding to be set in said outer swelling bag on the said catheter;
(3.3) position of corresponding said outer swelling bag cover on said catheter, be provided with one can make pipeline down and should outside the under shed that is connected of swelling bag, make extension fixture.
5. catheter and the manufacturing approach thereof that is used for dilating urethra according to claim 4 is characterized in that it is further comprising the steps of,
(4) swelling bag in said is injected an amount of gas or liquid, make it be expanded to predetermined;
(5) said outer swelling bag is injected an amount of gas or liquid, make it be expanded to predetermined;
(6) gas or the liquid of said outer swelling bag are extracted out, made its withdrawal original state;
(7) repeating step (5) is realized batch (-type) inflation or topping up to (6), derives action until urine and finishes.
6. implement the said catheter of dilating urethra and the goods that manufacturing approach makes thereof of being used for of claim 1 for one kind; It is characterized in that; It comprises catheter, extension fixture and positioner, and this positioner is arranged on the stem position of said catheter, and said extension fixture is arranged on the catheter.
7. goods according to claim 6 is characterized in that the tube wall of said catheter is provided with mezzanine space; This mezzanine space is provided with an axial dividing plate; Make the top of mezzanine space form one have separate space last pipeline, the following pipeline that makes the bottom formation one of mezzanine space have separate space, the head end of catheter be provided with one be hemispherical protuberances closure; The centre position of tail end forms a urethral catheterization lumen mouth; At least be provided with the urinary catheter mouth that is connected with its pipeline in the stem of catheter, the said pipeline of going up extends along the axial direction of said catheter, and upwards is bent to form the airbag chamber mouth of pipe in gradually in the tail end position near catheter; Said pipeline down extends along the axial direction of said catheter, and is bent to form the airbag chamber mouth of pipe outside gradually downwards in the tail end position near catheter.
8. goods according to claim 7 is characterized in that, said urethral catheterization lumen mouth is provided with the rubber seal lobe, and the said interior airbag chamber mouth of pipe is provided with the rubber seal lobe, and the said outer airbag chamber mouth of pipe is provided with the rubber seal lobe.
9. goods according to claim 7 is characterized in that, said positioner comprises swelling bag in, and swelling bag is set on the stem of said catheter in this, and be provided with on this catheter one pipeline is connected with interior swelling bag cover upper shed.
10. goods according to claim 7 is characterized in that, said extension fixture comprises an outer swelling bag, and this outer swelling bag is set on the said catheter, and on this catheter, be provided with one can make following pipeline with this outside the under shed that is connected of swelling bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101153965A CN102614573A (en) | 2012-04-19 | 2012-04-19 | Urethra catheter for expansion of urethral canal and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101153965A CN102614573A (en) | 2012-04-19 | 2012-04-19 | Urethra catheter for expansion of urethral canal and manufacturing method thereof |
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| CN102614573A true CN102614573A (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101153965A Pending CN102614573A (en) | 2012-04-19 | 2012-04-19 | Urethra catheter for expansion of urethral canal and manufacturing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215310A (en) * | 2016-07-14 | 2016-12-14 | 成都嘉宝祥生物科技有限公司 | A kind of catheter for dilating urethra and production method thereof |
| CN113679930A (en) * | 2021-07-05 | 2021-11-23 | 高玉亮 | Dilating self-lubricating catheter |
| US11541203B2 (en) | 2016-04-12 | 2023-01-03 | Safe Medical Design, Inc. | Safe urinary catheter and manufacturing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543309A1 (en) * | 1991-11-19 | 1993-05-26 | Engel, Konrad Dr.med. | Device for the treatment of male urinary incontinence |
| CN2246522Y (en) * | 1996-03-29 | 1997-02-05 | 施金荣 | Air-sac fixed once-used bladder syringe |
| JP2001218833A (en) * | 2000-02-10 | 2001-08-14 | Sumitomo Bakelite Co Ltd | Urine guiding catheter |
| CN201759976U (en) * | 2010-09-11 | 2011-03-16 | 滕兆礼 | Urology urinary drainage catheter after surgical operation |
| CN201888985U (en) * | 2010-12-07 | 2011-07-06 | 杭洪霞 | Leakage-preventing urethral catheter |
-
2012
- 2012-04-19 CN CN2012101153965A patent/CN102614573A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0543309A1 (en) * | 1991-11-19 | 1993-05-26 | Engel, Konrad Dr.med. | Device for the treatment of male urinary incontinence |
| CN2246522Y (en) * | 1996-03-29 | 1997-02-05 | 施金荣 | Air-sac fixed once-used bladder syringe |
| JP2001218833A (en) * | 2000-02-10 | 2001-08-14 | Sumitomo Bakelite Co Ltd | Urine guiding catheter |
| CN201759976U (en) * | 2010-09-11 | 2011-03-16 | 滕兆礼 | Urology urinary drainage catheter after surgical operation |
| CN201888985U (en) * | 2010-12-07 | 2011-07-06 | 杭洪霞 | Leakage-preventing urethral catheter |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11541203B2 (en) | 2016-04-12 | 2023-01-03 | Safe Medical Design, Inc. | Safe urinary catheter and manufacturing method |
| CN106215310A (en) * | 2016-07-14 | 2016-12-14 | 成都嘉宝祥生物科技有限公司 | A kind of catheter for dilating urethra and production method thereof |
| CN113679930A (en) * | 2021-07-05 | 2021-11-23 | 高玉亮 | Dilating self-lubricating catheter |
| CN113679930B (en) * | 2021-07-05 | 2023-07-28 | 上海淞行实业有限公司 | Self-lubricating type catheter of expansion |
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Application publication date: 20120801 |
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