CN109758662B - Saccule catheter with side hole - Google Patents
Saccule catheter with side hole Download PDFInfo
- Publication number
- CN109758662B CN109758662B CN201910185378.6A CN201910185378A CN109758662B CN 109758662 B CN109758662 B CN 109758662B CN 201910185378 A CN201910185378 A CN 201910185378A CN 109758662 B CN109758662 B CN 109758662B
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- CN
- China
- Prior art keywords
- catheter
- balloon
- hole
- side holes
- guiding
- 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.)
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- 210000005077 saccule Anatomy 0.000 title abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 208000007536 Thrombosis Diseases 0.000 abstract description 16
- 230000002537 thrombolytic effect Effects 0.000 abstract description 15
- 239000003527 fibrinolytic agent Substances 0.000 abstract description 9
- 229960000103 thrombolytic agent Drugs 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 239000003814 drug Substances 0.000 description 5
- 238000002399 angioplasty Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- 206010003192 Arteriovenous fistula thrombosis Diseases 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009885 systemic effect Effects 0.000 description 2
- 206010003226 Arteriovenous fistula Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002008 hemorrhagic effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Abstract
The invention belongs to the field of balloon catheters, and relates to a balloon catheter with a side hole, which comprises a catheter with a pressurizing hole and a liquid guiding hole, wherein one end of the catheter is communicated with the liquid guiding hole, and the other end of the catheter is a guiding end with a through hole, and the guiding end is used for conveying liquid input in the liquid guiding hole to the guiding end through the catheter and flowing out; the pressurizing hole is communicated with the saccule connected to the outside of the catheter through a pressurizing medium channel arranged on the catheter, and a side hole section is arranged on the catheter and provided with a side hole for draining liquid from the side surface of the catheter. The catheter is provided with the side hole section, so that the contents such as thrombolytic agents can conveniently and quickly pass through the balloon catheter, and under the condition that the leading end is inserted into the thrombus, thrombolysis can be effectively carried out from all sides in the thrombus, thus effectively ensuring thrombolysis effect and enabling the contents of the catheter to quickly pass through the balloon catheter.
Description
Technical Field
The invention belongs to the field of balloon catheters, and relates to a balloon catheter with side holes.
Background
At present, percutaneous angioplasty (PTA) is an interventional technology commonly used for treating arteriovenous fistula luminal stenosis, however, the therapeutic effect of PTA on arteriovenous fistula thrombosis is not ideal, the thrombus is often not completely removed in operation, the thrombus is attached to the vessel wall after being extruded by a balloon, sometimes the thrombus is formed again quickly after operation and in operation to cause operation failure, then open operation is needed, the wound is large and precious blood vessels are lost, and the wide application of the technology in the arteriovenous fistula thrombosis is limited. In order to overcome the defects, thrombolysis and PTA are developed at home and abroad successively. The thrombolytic medicine is used in two modes of systemic thrombolysis and local thrombolysis: thrombolytic drugs are used in the whole body, so that thrombus parts are difficult to reach, the thrombolytic drugs are insufficient in small dosage concentration, bleeding complications are easy to occur when the dosage is large, and life is endangered when the dosage is large; the local thrombolysis in thrombus can reach higher medicine concentration under smaller dosage, the systemic hemorrhagic risk is reduced, but the operation difficulty is higher, the current method mainly comprises two modes of thrombolysis catheter or indwelling needle continuous micropump injection thrombolysis medicine, the time consumption is longer, and the medicine is not easy to remain and can be washed away by blood when the thrombolysis medicine is locally injected. How to keep thrombolytic drugs at the thrombus site and to dissolve the thrombus with a minimum of thrombolytic drugs is a subject of considerable research required by interventional doctors.
Disclosure of Invention
In view of the above, the present invention aims to provide a balloon catheter with a side hole, wherein a side hole section is arranged on the catheter, so that thrombolytic agents can be effectively introduced, thrombolysis can be carried out from all directions, and the content of the catheter can be ensured to pass through the balloon catheter quickly.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the balloon catheter with the side holes comprises a catheter with a pressurizing hole and a liquid guiding hole, wherein one end of the catheter is communicated with the liquid guiding hole, and the other end of the catheter is a guiding end with a through hole and is used for conveying liquid input into the liquid guiding hole to the guiding end through the catheter and flowing out; the pressurizing hole is communicated with the saccule connected to the outside of the catheter through a pressurizing medium channel arranged on the catheter, and a side hole section is arranged on the catheter and provided with a side hole for draining liquid from the side surface of the catheter.
Optionally, the side hole section is disposed between the balloon and the leading end.
Optionally, the side hole section is provided on a side of the balloon remote from the leading end.
Optionally, the side hole section is provided with one or more side holes.
Optionally, the side hole section is provided with a plurality of side holes which are uniformly distributed along the circumference of the catheter.
Optionally, the side hole section is provided with a plurality of side holes which are uniformly distributed in the circumferential direction of the catheter in a matrix form.
Optionally, a limiting air bag used for limiting is arranged inside the balloon, the cross section of the limiting air bag along the axial direction of the catheter is triangular, and the short side of the triangle is clung to the side wall of the balloon.
Optionally, the limit air bags are provided with a plurality of limit air bags and are linearly arranged along the extending direction of the catheter.
Optionally, the limit air bags are reversely and symmetrically arranged at two sides of the balloon along the extending direction of the catheter.
Optionally, a wireless sensor for monitoring the position of the guide end is arranged on the guide end.
The invention has the beneficial effects that:
1. the catheter is provided with the side hole section, so that the contents such as thrombolytic agents can conveniently and quickly pass through the balloon catheter, and under the condition that the leading end is inserted into the thrombus, thrombolysis can be effectively carried out from all sides in the thrombus, thus effectively ensuring thrombolysis effect and enabling the contents of the catheter to quickly pass through the balloon catheter.
2. The balloon is internally provided with the limiting air bag which is made of flexible materials, the short side of the limiting air bag is clung to the inner wall of the balloon, the long side of the limiting air bag is clung to the outer side of the catheter, when the balloon is not stressed greatly, the long side of the limiting air bag is uniformly pressed by the balloon, the pressure of the limiting air bag is uniformly dispersed from the second long side, and the limiting air bag is not damaged; when the stress of the balloon exceeds the compression limit of the limiting balloon, the limiting balloon is sequentially crushed, so that the fine adjustment of the position of the balloon is realized; the limiting air bags can be arranged in two rows which are reversely symmetrical, and each row is provided with a plurality of limiting air bags, so that the two-way fine adjustment of the positions of the air bags can be realized.
3. The wireless sensor is further arranged on the guide end, so that the induction of the position of the guide end can be realized, the surrounding video image can be collected, and the wireless sensor can be used as the reference information of the insertion position and the insertion depth of the balloon catheter, so that the insertion position and the insertion depth can be judged more accurately.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the overall structure of the present balloon catheter;
FIG. 2 is a schematic view of the position of the leading and side hole sections;
FIG. 3 is a schematic view of the balloon and spacing balloon;
FIG. 4 is a schematic view of a side hole section;
fig. 5 is a schematic view of another side hole section.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 5, reference numerals in the drawings denote: a pressurizing hole 1, a catheter 2, a balloon 3, a liquid guide hole 4, a pressurizing medium channel 5, a guiding end 6, a wireless sensor 7, a side hole section 8 and a limiting balloon 9.
The invention relates to a balloon 3 catheter 2 with a side hole, which comprises a catheter 2 with a pressurizing hole 1 and a liquid guiding hole 4, wherein one end of the catheter 2 is communicated with the liquid guiding hole 4, and the other end of the catheter 2 is provided with a guiding end 6 with a through hole, and the catheter is used for transmitting liquid input in the liquid guiding hole 4 to the guiding end 6 through the catheter 2 and flowing out; the pressurizing hole 1 is communicated to a balloon 3 connected to the outer side of the catheter 2 through a pressurizing medium channel 5 arranged on the catheter 2, and a side hole section 8 with a side hole for draining liquid from the side surface of the catheter 2 is arranged on the catheter 2.
Optionally, the side hole section 8 is arranged between the balloon 3 and the leading end 6; the side hole section 8 is arranged on the side of the balloon 3 away from the leading end 6; the side hole section 8 is provided with one or more side holes; the side hole section 8 is provided with a plurality of side holes which are uniformly distributed along the circumference of the catheter 2; the side hole section 8 is provided with a plurality of side holes which are uniformly distributed in the circumferential direction of the catheter 2 in a matrix form; a limiting air bag 9 for limiting is arranged in the balloon 3, the cross section of the limiting air bag 9 along the axial direction of the catheter 2 is triangular, and the short side of the triangle is tightly attached to the side wall of the balloon 3; the limit air bags 9 are arranged in a plurality and are linearly arranged along the extending direction of the catheter 2; the limiting air bags 9 are symmetrically arranged on two sides of the balloon 3 along the extending direction of the catheter 2 in a reverse direction; the guiding end 6 is provided with a wireless sensor 7 for monitoring the position of the guiding end 6.
In the process of using the invention, the wireless sensor 7 is firstly started, the position of the balloon 3 is adjusted after the wireless sensor is connected to a conventional video display device, then the leading end 6 is inserted into a cavity, if the cavity is provided with thrombus, the side hole section 8 is completely inserted into the thrombus, then a thrombolytic agent is introduced, the thrombus is quickly removed, and then the liquid is guided by a conventional operation mode. The balloon 3 may be inflated by pumping gas or liquid into the pressurizing hole 1 as a pressurizing medium, entering the balloon 3 through the pressurizing medium passage 5, and lifting the balloon 3.
The catheter 2 is provided with the side hole section 8, so that the contents such as thrombolytic agents can conveniently and quickly pass through the catheter 2 of the sacculus 3, and under the condition that the guide end 6 is inserted into the thrombus, thrombolysis can be effectively carried out from all sides in the thrombus, the thrombolysis effect can be effectively ensured, and the contents of the catheter 2 can quickly pass through the catheter 2 of the sacculus 3; the balloon 3 is internally provided with the limiting balloon 9, the limiting balloon 9 is made of flexible materials, the short side of the limiting balloon 9 is clung to the inner wall of the balloon 3, the long side of the limiting balloon is clung to the outer side of the catheter 2, when the balloon 3 is not stressed greatly, the inner part of the balloon 3 uniformly presses the long side of the limiting balloon 9, the pressure of the limiting balloon is uniformly dispersed from the second long side, and the limiting balloon 9 is not damaged; when the stress of the balloon 3 exceeds the compression limit of the limiting air bag 9, the limiting air bag 9 is sequentially crushed, so that the position of the balloon 3 is finely adjusted; the limiting air bags 9 can be arranged in two rows which are reversely symmetrical, and each row is provided with a plurality of limiting air bags 9, so that the bidirectional fine adjustment of the position of the balloon 3 can be realized; the wireless sensor 7 is further arranged on the guide end 6, so that the induction of the position of the guide end 6 can be realized, surrounding video images can be collected, and the wireless sensor can be used as reference information of the insertion position and the insertion depth of the catheter 2 of the balloon 3, so that the insertion position and the insertion depth can be accurately judged.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (9)
1. The balloon catheter with the side holes comprises a catheter with a pressurizing hole and a liquid guiding hole, wherein one end of the catheter is communicated with the liquid guiding hole, and the other end of the catheter is a guiding end with a through hole and is used for conveying liquid input into the liquid guiding hole to the guiding end through the catheter and flowing out; the pressurizing hole is communicated to the balloon connected to the outer side of the catheter through a pressurizing medium channel arranged on the catheter, and is characterized in that: a side hole section is arranged on the catheter and is provided with a side hole for draining liquid from the side surface of the catheter;
the balloon is internally provided with a limiting air bag for limiting, the cross section of the limiting air bag along the axial direction of the catheter is triangular, and the short side of the triangle is tightly attached to the side wall of the balloon.
2. A balloon catheter with side holes as in claim 1, wherein: the side hole section is disposed between the balloon and the leading end.
3. A balloon catheter with side holes as in claim 1, wherein: the side hole section is disposed on a side of the balloon remote from the leading end.
4. A balloon catheter with side holes as in claim 1, wherein: the side hole section is provided with one or more side holes.
5. A balloon catheter with side holes as set forth in claim 4, wherein: the side hole section is provided with a plurality of side holes which are uniformly distributed along the circumference of the catheter.
6. A balloon catheter with side holes as set forth in claim 4, wherein: the side hole section is provided with a plurality of side holes which are uniformly distributed in the circumferential direction of the catheter in a matrix form.
7. A balloon catheter with side holes as in claim 1, wherein: the limiting air bags are arranged in a plurality and are arranged linearly along the extending direction of the catheter.
8. A balloon catheter with side holes as claimed in claim 1 or 7, wherein: the limiting air bags are reversely and symmetrically arranged on two sides of the balloon along the extending direction of the catheter.
9. A balloon catheter with side holes as in claim 1, wherein: the guide end is provided with a wireless sensor for monitoring the position of the guide end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185378.6A CN109758662B (en) | 2019-03-12 | 2019-03-12 | Saccule catheter with side hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185378.6A CN109758662B (en) | 2019-03-12 | 2019-03-12 | Saccule catheter with side hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109758662A CN109758662A (en) | 2019-05-17 |
| CN109758662B true CN109758662B (en) | 2023-11-03 |
Family
ID=66458206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910185378.6A Active CN109758662B (en) | 2019-03-12 | 2019-03-12 | Saccule catheter with side hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109758662B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6685671B1 (en) * | 1998-01-14 | 2004-02-03 | Sumitomo Bakeleite Co., Ltd. | Balloon catheter for puncturing, medical tube introduction device using the catheter and method for use thereof |
| KR20040022699A (en) * | 2002-09-09 | 2004-03-16 | 사회복지법인삼성생명공익재단(삼성서울병원) | Apparatus for coronary angioplasty capable of finely adjusting a catheter |
| JP2007229129A (en) * | 2006-02-28 | 2007-09-13 | Nippon Zeon Co Ltd | Balloon catheter |
| CN102743198A (en) * | 2012-07-20 | 2012-10-24 | 张家华 | Hemorrhoid reposition physiotherapy instrument |
| CN103908730A (en) * | 2014-03-28 | 2014-07-09 | 乐普（北京）医疗器械股份有限公司 | Quick-switching reverse thrombolysis balloon catheter device |
| CN107708519A (en) * | 2015-03-30 | 2018-02-16 | 阿克拉伦特公司 | Foley's tube with image capture and luminescence feature |
| CN108294800A (en) * | 2018-01-30 | 2018-07-20 | 牛铁生 | A kind of sacculus |
| CN209884998U (en) * | 2019-03-12 | 2020-01-03 | 中国人民解放军陆军军医大学第二附属医院 | Balloon catheter with side hole |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU7961901A (en) * | 2000-05-26 | 2001-12-03 | Wallsten Medical S.A. | Balloon catheter |
| JP4067976B2 (en) * | 2003-01-24 | 2008-03-26 | 有限会社日本エレクテル | High frequency heating balloon catheter |
| US7636096B2 (en) * | 2004-06-25 | 2009-12-22 | Autodesk, Inc. | Automatically ballooning an assembly drawing of a computer aided design |
| US9955852B2 (en) * | 2015-03-30 | 2018-05-01 | Acclarent, Inc. | Guide catheter with image capture and light emission features |
-
2019
- 2019-03-12 CN CN201910185378.6A patent/CN109758662B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6685671B1 (en) * | 1998-01-14 | 2004-02-03 | Sumitomo Bakeleite Co., Ltd. | Balloon catheter for puncturing, medical tube introduction device using the catheter and method for use thereof |
| KR20040022699A (en) * | 2002-09-09 | 2004-03-16 | 사회복지법인삼성생명공익재단(삼성서울병원) | Apparatus for coronary angioplasty capable of finely adjusting a catheter |
| JP2007229129A (en) * | 2006-02-28 | 2007-09-13 | Nippon Zeon Co Ltd | Balloon catheter |
| CN102743198A (en) * | 2012-07-20 | 2012-10-24 | 张家华 | Hemorrhoid reposition physiotherapy instrument |
| CN103908730A (en) * | 2014-03-28 | 2014-07-09 | 乐普（北京）医疗器械股份有限公司 | Quick-switching reverse thrombolysis balloon catheter device |
| CN107708519A (en) * | 2015-03-30 | 2018-02-16 | 阿克拉伦特公司 | Foley's tube with image capture and luminescence feature |
| CN108294800A (en) * | 2018-01-30 | 2018-07-20 | 牛铁生 | A kind of sacculus |
| CN209884998U (en) * | 2019-03-12 | 2020-01-03 | 中国人民解放军陆军军医大学第二附属医院 | Balloon catheter with side hole |
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| Publication number | Publication date |
|---|---|
| CN109758662A (en) | 2019-05-17 |
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