CN212347432U - Disposable saccule dilating catheter - Google Patents
Disposable saccule dilating catheter Download PDFInfo
- Publication number
- CN212347432U CN212347432U CN201922493508.0U CN201922493508U CN212347432U CN 212347432 U CN212347432 U CN 212347432U CN 201922493508 U CN201922493508 U CN 201922493508U CN 212347432 U CN212347432 U CN 212347432U
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- catheter
- sacculus
- balloon
- flexible cover
- disposable
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Abstract
The utility model provides a disposable sacculus expansion pipe, in particular to the technical field of medical appliances. The utility model comprises a catheter, the outer side wall of the end part of the catheter is provided with a saccule; the side wall of the catheter is provided with a first through hole, and the first through hole is arranged in the balloon; the both ends inside wall of sacculus is equipped with first flexible cover respectively, and the middle part inside wall of sacculus is equipped with the flexible cover of second, and the both ends of first flexible cover meet with the lateral wall of sacculus and pipe respectively, and the both ends of the flexible cover of second meet with the lateral wall of sacculus and pipe respectively, and the quantity of the flexible cover of second is more than the quantity of first flexible cover. The utility model provides a disposable sacculus expansion pipe can prevent that the sacculus from taking place relative displacement at the in-process of expansion and alimentary canal, and the alimentary canal that leads to narrow department does not obtain effectual expansion.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, concretely relates to disposable sacculus expansion pipe.
Background
The narrow digestive tract is one of the common clinical diseases, and the surgical operation is mainly used for treatment clinically in the past, but the defects of large trauma, slow recovery, high complication rate, high cost and the like of the surgical treatment restrict the treatment of anastomotic stenosis, and the patient is inconvenient to wait for materials. With the development of balloon catheter dilation under X-ray fluoroscopy after the 20 th century and the 80 s, the balloon catheter dilation gradually becomes a main means for treating clinical stenosis by virtue of the advantages of small trauma, quick recovery, few complications, low cost, good repeatability and the like. In the process of expanding the balloon of the existing balloon dilatation catheter, the balloon is wet and smooth with the digestive tract at the narrow part, so that the balloon is easy to slide with the digestive tract at the narrow part, and the digestive tract at the narrow part is not expanded by the balloon, so that the disposable balloon dilatation catheter capable of solving the problems is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a disposable sacculus expansion pipe can prevent that the sacculus from taking place relative displacement at the in-process of expansion and alimentary canal, and the alimentary canal that leads to narrow department does not obtain effectual expansion.
The utility model provides a following technical scheme:
a disposable balloon dilatation catheter comprises a catheter, wherein a balloon is arranged on the outer side wall of the end part of the catheter; a first through hole is formed in the side wall of the catheter and is formed in the balloon; the utility model discloses a catheter, including sacculus, pipe, the both ends inside wall of sacculus is equipped with first telescope tube respectively, the middle part inside wall of sacculus is equipped with the flexible cover of second, the both ends of first telescope tube respectively with the sacculus with the lateral wall of pipe meets, the both ends of the flexible cover of second respectively with the sacculus with the lateral wall of pipe meets, the quantity of the flexible cover of second is more than the quantity of first telescope tube.
Preferably, two ends of the first telescopic sleeve are respectively located on different vertical planes, and two ends of the second telescopic sleeve are respectively located on different vertical planes.
Preferably, the first telescopic sleeve and the second telescopic sleeve are respectively provided with a plurality of second through holes, and the second through holes are close to the inner side wall of the balloon.
Preferably, the first telescopic sleeve and the second telescopic sleeve are both made of elastic materials.
Preferably, the radius of the head of the catheter is smaller than that of the catheter, and the head of the catheter is semicircular.
Preferably, the outer wall of the catheter and the outer side wall of the balloon are both provided with hydrophilic lubricating coatings.
The utility model discloses a profitable effect:
the outer side wall of the catheter of the utility model is provided with a balloon, the side wall of the catheter is provided with a first through hole, the first through hole is arranged in the balloon, and the first through hole is convenient for injecting water into the balloon;
the both ends inside wall of sacculus is equipped with first flexible cover respectively, and the middle part inside wall of sacculus is equipped with the flexible cover of second, and the both ends of first flexible cover and the both ends of the flexible cover of second meet with the lateral wall of sacculus and pipe respectively, and the quantity of the flexible cover of second is more than the quantity of first flexible cover, and when this structure can make the sacculus expansion, the sacculus middle part is indent slightly, when preventing the sacculus expansion, sacculus and alimentary canal emergence relative movement.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a side view of the first telescoping sleeve of the present invention.
Description of reference numerals:
1. a conduit; 2. a balloon; 3. a first through hole; 4. a first telescopic sleeve; 5. a second telescopic sleeve; 6. a second via.
Detailed Description
As shown in fig. 1 and 2, a disposable balloon dilatation catheter comprises a catheter 1, wherein a balloon 2 is arranged on the outer side wall of the end part of the catheter 1, and two ends of the balloon 2 are hermetically connected with the outer side wall of the catheter 1; the side wall of the catheter 1 is provided with a first through hole 3, the first through hole 3 is arranged in the balloon 1, water is injected into the balloon 2 through the first through hole 3, the balloon 2 is expanded, and therefore the narrow part of the digestive tract is subjected to expansion treatment; the inner side walls of two ends of the balloon 2 are respectively provided with a first telescopic sleeve 4, the inner side wall of the middle part of the balloon 1 is provided with two second telescopic sleeves 5 which are symmetrical to each other, two ends of the first telescopic sleeves 4 are respectively connected with the outer side walls of the balloon 2 and the catheter 1, two ends of the second telescopic sleeves 5 are respectively connected with the outer side walls of the balloon 2 and the catheter 1, and because the number of the second telescopic sleeves 5 is more than that of the first telescopic sleeves 4, the elastic coefficients of the first telescopic sleeves 4 and the second telescopic sleeves 5 are the same, the side wall of the balloon 2 can be slightly recessed in the expansion process of the balloon 2, and the recessed balloon 2 can prevent the balloon 2 from relatively moving with the narrow part of the digestive tract in the expansion process, so that the expansion position of the balloon 2 is deviated, and the treatment effect is influenced; the first telescopic sleeve 4 and the second telescopic sleeve 5 are both made of elastic rubber, and the telescopic sleeves made of the elastic rubber can reduce the volume of the balloon 2 when the balloon is not expanded, so that the balloon dilatation catheter can conveniently stretch into the alimentary canal; the two ends of the first telescopic sleeve 4 are respectively positioned on different vertical planes, the two ends of the second telescopic sleeve 5 are respectively positioned on different vertical planes, when the saccule 2 is in an unexpanded state, the first telescopic sleeve 4 and the second telescopic sleeve 5 can be attached to the outer side wall of the catheter 1, the volume of the saccule 2 is reduced, and the saccule expansion catheter can conveniently stretch into the alimentary canal; the first telescopic sleeve 4 and the second telescopic sleeve 5 are respectively provided with eight second through holes 6, the second through holes 6 are close to the inner side wall of the balloon 2, water is just injected into the balloon 2, and water flows through the second through holes 6 at the lower part of the balloon 2; the radius of the head part of the catheter 1 is smaller than that of the catheter 1, the head end of the catheter 1 is semicircular, and the catheter 1 with the structure is convenient for the balloon dilatation catheter to extend into the alimentary canal; the outer wall of the catheter 1 and the outer side wall of the balloon 2 are both provided with hydrophilic lubricating coatings, and the hydrophilic lubricating coatings are convenient for extending the balloon dilatation catheter into the alimentary canal.
The utility model discloses a working method: stretch into the alimentary canal with sacculus expansion pipe in, the narrow department of alimentary canal is aimed at to sacculus 2, through first through-hole 3 to the interior water injection of sacculus 2, sacculus 2 begins the expansion, and rivers are through second through-hole 6, because first telescope tube 4 and the flexible cover of second 5, make 2 lateral walls of sacculus indent slightly, prevent that sacculus 2 and alimentary canal from taking place relative movement, sacculus 2 can be accurate carries out the expansion treatment with the narrow department of alimentary canal.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A disposable balloon dilation catheter characterized by: comprises a catheter, wherein the outer side wall of the end part of the catheter is provided with a saccule; a first through hole is formed in the side wall of the catheter and is formed in the balloon; the utility model discloses a catheter, including sacculus, pipe, the both ends inside wall of sacculus is equipped with first telescope tube respectively, the middle part inside wall of sacculus is equipped with the flexible cover of second, the both ends of first telescope tube respectively with the sacculus with the lateral wall of pipe meets, the both ends of the flexible cover of second respectively with the sacculus with the lateral wall of pipe meets, the quantity of the flexible cover of second is more than the quantity of first telescope tube.
2. The disposable balloon dilation catheter according to claim 1, wherein: the two ends of the first telescopic sleeve are respectively positioned on different vertical planes, and the two ends of the second telescopic sleeve are respectively positioned on different vertical planes.
3. The disposable balloon dilation catheter according to claim 2, wherein: the first telescopic sleeve and the second telescopic sleeve are respectively provided with a plurality of second through holes, and the second through holes are close to the inner side wall of the balloon.
4. The disposable balloon dilation catheter according to claim 3, wherein: the first telescopic sleeve and the second telescopic sleeve are both made of elastic materials.
5. The disposable balloon dilation catheter according to claim 1, wherein: the radius of the head of the catheter is smaller than that of the catheter, and the head end of the catheter is semicircular.
6. The disposable balloon dilation catheter according to claim 1, wherein: the outer wall of the catheter and the outer side wall of the balloon are both provided with hydrophilic lubricating coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922493508.0U CN212347432U (en) | 2019-12-31 | 2019-12-31 | Disposable saccule dilating catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922493508.0U CN212347432U (en) | 2019-12-31 | 2019-12-31 | Disposable saccule dilating catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212347432U true CN212347432U (en) | 2021-01-15 |
Family
ID=74137897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922493508.0U Active CN212347432U (en) | 2019-12-31 | 2019-12-31 | Disposable saccule dilating catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212347432U (en) |
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2019
- 2019-12-31 CN CN201922493508.0U patent/CN212347432U/en active Active
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