CN202682528U - Urethral catheter provided with compressing hemostatic balloon - Google Patents
Urethral catheter provided with compressing hemostatic balloon Download PDFInfo
- Publication number
- CN202682528U CN202682528U CN 201220315643 CN201220315643U CN202682528U CN 202682528 U CN202682528 U CN 202682528U CN 201220315643 CN201220315643 CN 201220315643 CN 201220315643 U CN201220315643 U CN 201220315643U CN 202682528 U CN202682528 U CN 202682528U
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- China
- Prior art keywords
- catheter
- hemostatic balloon
- urethral catheter
- enlarging section
- flow region
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a urethral catheter provided with a compressing hemostatic balloon, which comprises a urethral catheter body and the hemostatic balloon arranged at the front end of the urethral catheter body, wherein the hemostatic balloon comprises an amplification part and a shrinkage part that are connected into a whole; the amplification part is close to the head of the urethral catheter body, and the cross sectional area of the amplification part increases gradually in the direction of the tail of the urethral catheter; the shrinkage part is relatively close to the tail of the urethral catheter, and the cross sectional area of the shrinkage part decreases gradually in the direction of the tail of the urethral catheter; and the axial length of the shrinkage part is greater than that of the amplification part. As the hemostatic balloon of the urethral catheter is in a heart shape of which the cross sectional area increases and then decreases in the direction of the tail of the urethral catheter, and the shape is similar to that of a prostatic fossa, the hemostatic balloon can compress a wound surface of an operation after entering the prostatic fossa to avoid bleeding, and the hemostatic effect is better.
Description
Technical field
This utility model relates to technical field of medical instruments, more particularly, relates to a kind of catheter that is provided with the compression type hemostatic balloon.
Background technology
The prostate vaporization electrocision be a kind of aspect the treatment prostatic hyperplasia comparatively ripe operation method.In operation process, operator utilize the ion of high-speed motion that the organic molecule key of target tissue is smashed by using vaporization TURP equipment at the auxiliary lower of endoscope, and making the macromolecular substances disintegrate is small-molecule substance, and produces vapography.
In operation process, need region of interest is stopped blooding, because the position of prostatic cavity wall is darker, be difficult at the direct-view lower hemostasia, therefore the compression hemostasis that rely on more.As shown in Figure 1, employed catheter 01 with air bag is provided with an air bag 02 at front end in the compression hemostasis.After sewing up neck of bladder, urethra is kept somewhere above-mentioned catheter 01, and makes air bag 02 be positioned at intravesical; Postoperative, with air bag 02 to bladder neck slightly to rear haulage, the isolation of prostatic cavity wall and bladder can be realized haemostatic effect.
But because the profile of above-mentioned air bag 02 is sphere or elliposoidal, the shape lower end taper is inconsistent with the prostatic cavity wall upper end is roomy, causes above-mentioned air bag 02 after entering prostatic cavity wall, can't fit and oppress wound surface, causes haemostatic effect not good.
By the above, how a kind of compression type hemostatic balloon catheter with better haemostatic effect is provided, become the technical problem that those skilled in the art need solution badly.
The utility model content
In view of this, this utility model provides a kind of catheter that is provided with the compression type hemostatic balloon that can play good haemostatic effect in operation on prostate.
For achieving the above object, this utility model provides following technical scheme:
A kind of catheter that is provided with the compression type hemostatic balloon comprises catheter body and the hemostatic balloon that is arranged on catheter body front end, and hemostatic balloon comprises:
The enlarging section, the enlarging section is near the catheter head, and the cross-sectional area of enlarging section increases gradually to the catheter caudal directions; With
Contraction flow region, contraction flow region links to each other near the catheter afterbody and with the enlarging section, and the cross-sectional area of contraction flow region dwindles gradually to the catheter caudal directions;
The axial length of contraction flow region is greater than the axial length of enlarging section.
Preferably, in above-mentioned catheter, the surface of enlarging section is curvilinear plane, and the surface of contraction flow region is planarea.
Preferably, in above-mentioned catheter, the wall thickness of hemostatic balloon by near catheter body head place to increasing progressively away from catheter body head place.
Preferably, in above-mentioned catheter, the catheter body is multi-cavity urethral catheter.
Preferably, in above-mentioned catheter, be provided with gas tube, drainage tube and syringe pipe in the multi-cavity urethral catheter.
This utility model provides a kind of catheter that is provided with the compression type hemostatic balloon, comprise catheter body and the hemostatic balloon that is arranged on catheter body front end, wherein, hemostatic balloon comprises enlarging section and the contraction flow region that is connected as a single entity, and the head of the close catheter body in enlarging section and its cross-sectional area increase gradually to the direction of catheter afterbody; The afterbody of the relatively close catheter of contraction flow region, and the cross-sectional area of contraction flow region dwindles gradually to the direction of catheter afterbody; Simultaneously, the axial length of contraction flow region is greater than the axial length of enlarging section.
Use that this utility model provides be provided with the catheter of compression type hemostatic balloon the time, its operational approach is identical with existing catheter with air bag.But, because the profile of the hemostatic balloon in this utility model is that cross-sectional area increases first the heart of dwindling again to the catheter caudal directions, the shape of this shape and prostatic cavity wall is close, after catheter is outwards drawn, hemostatic balloon can enter prostatic cavity wall, and is fitted in the prostatic cavity wall of the roomy and lower end taper in upper end, and surgical wound surface is formed compressing, prevent that it is hemorrhage, have preferably haemostatic effect.
Description of drawings
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is with the structural representation of the catheter of air bag in the prior art;
The structural representation of the catheter that is provided with the compression type hemostatic balloon that Fig. 2 provides for this utility model embodiment;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the structural representation of the compression type hemostatic balloon catheter of employing multi-cavity urethral catheter.
Among above Fig. 1-4:
Catheter body 1, hemostatic balloon 2, enlarging section 21, contraction flow region 22, gas tube 3, drainage tube 4, syringe pipe 5.
The specific embodiment
This utility model embodiment discloses a kind of catheter that is provided with the compression type hemostatic balloon, and it can play good haemostatic effect in operation on prostate.
Below in conjunction with the accompanying drawing among this utility model embodiment, the technical scheme among this utility model embodiment is clearly and completely described, obviously, described embodiment only is this utility model part embodiment, rather than whole embodiment.Based on the embodiment in this utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of this utility model protection.
Such as Fig. 2-shown in Figure 3, the disclosed catheter that is provided with the compression type hemostatic balloon of this utility model embodiment comprises catheter body 1 and hemostatic balloon 2.
For convenience of explanation, in this utility model embodiment, in use point to a end in the patient body as the head of catheter body take catheter, and to point to the outer end of patient body as the afterbody of catheter body.
Be understandable that, above-mentioned enlarging section 21 and contraction flow region 22 only are the artificial two parts of delimiting of the structure of hemostatic balloon 2 for convenience of explanation, in the product of reality, enlarging section 21 and contraction flow region 22 can be same air bag, also can be two air bags that cut off each other that are combined into one.
In above-mentioned catheter, the cross-sectional area of hemostatic balloon 2 increases first along its direction towards the catheter afterbody again and reduces, and its profile is similar to an end and expands and the heart of other end taper, and the prostatic cavity wall in the human body has similar profile.
Use that this utility model provides be provided with the catheter of compression type hemostatic balloon the time, its operational approach is identical with existing catheter with air bag.But, because the profile of the hemostatic balloon in this utility model is that cross-sectional area increases first the heart of dwindling again to the catheter caudal directions, the shape of this shape and prostatic cavity wall is close, after catheter is outwards drawn, hemostatic balloon can enter prostatic cavity wall, and is fitted in the prostatic cavity wall of the roomy and lower end taper in upper end, and surgical wound surface is formed compressing, prevent that it is hemorrhage, have preferably haemostatic effect.
Concrete, in the catheter that above-described embodiment provides, the surface of enlarging section 21 is curvilinear plane, preferably, the profile of this curvilinear plane is camber line; The surface of contraction flow region 22 is planarea, and preferred, this planarea is the part of taper seat.
Further, in the catheter that is provided with hemostatic balloon that above-described embodiment provides, the wall thickness of hemostatic balloon by near catheter head place to increasing progressively away from catheter body head place.What can expect is, after inflation in hemostatic balloon, hemostatic balloon wall thickness thin location can at first bulge, the wall thickness thicker part then begins to expand with the further increase of hemostatic balloon internal pressure, therefore, can control by the wall thickness to hemostatic balloon, and make it after bulging, form above-mentioned heart.
Preferably, in the catheter that is provided with the compression type hemostatic balloon that above-described embodiment provides, catheter body 1 is multi-cavity urethral catheter.
As shown in Figure 4, in catheter body 1, be provided with gas tube 3, drainage tube 4 and syringe pipe 5.Wherein, gas tube 3 is used for being filled with gas to hemostatic balloon 2, and hemostatic balloon is expanded; Drainage tube 4 is used for the intravesical hydrops drain of patient to external; Syringe pipe 5 is used for injecting cleanout fluid or liquid undergoing treatment medicine in patient body.
It will be understood by those skilled in the art that, the catheter that is provided with the compression type hemostatic balloon provided by the utility model can also be used for the flushing of the non-physiology tracts such as vomica of the physiology tracts such as biliary tract, intestinal, pancreas chamber, thoracic cavity and infection after length, caliber are changed.
Each embodiment adopts the mode of going forward one by one to describe in this description, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use this utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from spirit or scope of the present utility model, realize in other embodiments.Therefore, this utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a catheter that is provided with the compression type hemostatic balloon comprises catheter body and the hemostatic balloon that is arranged on described catheter body front end, it is characterized in that described hemostatic balloon comprises:
The enlarging section, described enlarging section is near described catheter head, and the cross-sectional area of described enlarging section increases gradually to described catheter caudal directions; With
Contraction flow region, described contraction flow region links to each other near described catheter afterbody and with described enlarging section, and the cross-sectional area of described contraction flow region dwindles gradually to described catheter caudal directions;
The axial length of described contraction flow region is greater than the axial length of described enlarging section.
2. catheter according to claim 1 is characterized in that, the surface of described enlarging section is curvilinear plane, and the surface of described contraction flow region is planarea.
3. catheter according to claim 2 is characterized in that, the wall thickness of described hemostatic balloon by near described catheter body head place to increasing progressively away from described catheter body head place.
4. the catheter described in each is characterized in that according to claim 1-3, and described catheter body is multi-cavity urethral catheter.
5. catheter according to claim 4 is characterized in that, is provided with gas tube, drainage tube and syringe pipe in the described multi-cavity urethral catheter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220315643 CN202682528U (en) | 2012-06-29 | 2012-06-29 | Urethral catheter provided with compressing hemostatic balloon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220315643 CN202682528U (en) | 2012-06-29 | 2012-06-29 | Urethral catheter provided with compressing hemostatic balloon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202682528U true CN202682528U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220315643 Expired - Fee Related CN202682528U (en) | 2012-06-29 | 2012-06-29 | Urethral catheter provided with compressing hemostatic balloon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202682528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107174685A (en) * | 2017-06-22 | 2017-09-19 | 汪鑫 | A kind of prostate expansion pipe |
| CN111904519A (en) * | 2019-05-10 | 2020-11-10 | 河南省人民医院 | Compression hemostasis device under endoscope |
-
2012
- 2012-06-29 CN CN 201220315643 patent/CN202682528U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107174685A (en) * | 2017-06-22 | 2017-09-19 | 汪鑫 | A kind of prostate expansion pipe |
| CN111904519A (en) * | 2019-05-10 | 2020-11-10 | 河南省人民医院 | Compression hemostasis device under endoscope |
| CN111904519B (en) * | 2019-05-10 | 2022-05-31 | 河南省人民医院 | Compression hemostasis device under endoscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20180629 |