CN203564643U - Cutting balloon - Google Patents
Cutting balloon Download PDFInfo
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- CN203564643U CN203564643U CN201320563684.7U CN201320563684U CN203564643U CN 203564643 U CN203564643 U CN 203564643U CN 201320563684 U CN201320563684 U CN 201320563684U CN 203564643 U CN203564643 U CN 203564643U
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- cutting
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- cutting balloon
- sacculus
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Abstract
The utility model belongs to the technical field of medical instruments and particularly relates to a cutting balloon which is used for treating thrombi in blood vessels and calcification lesions. The cutting balloon comprises a balloon body and a plurality of rows of blades arranged on the outer circumferential surface of the balloon body in the axial direction. Every two adjacent blades of each row of blades are arranged in a spaced mode. Each blade is fixed to the balloon body through a clamping sleeve fixed to the outer circumferential surface of the balloon body. Every two clamping sleeves which are adjacent in the axial direction of the balloon body are arranged in a spaced mode. According to the cutting balloon, every two adjacent blades are arranged in the spaced mode, so that the cutting balloon has a high passing ability, the damage to the walls of the blood vessels in the process of surgery is reduced, the cutting balloon can smoothly pass through a tortuous blood vessel to reach a focus, and then cutting can be conducted. In addition, the cutting balloon is simple in structure and convenient to use.
Description
Technical field
This utility model belongs to technical field of medical instruments, relates in particular to a kind of Cutting balloon that is used for the treatment of Intravascular Thrombus and calcify lesion.
Background technology
Interventional medicine is applied existing more than 30 year history clinically, in cardiovascular, cerebrovascular, peripheral vessels, tumor or non-blood vessel field, is all an important treatment means, is described as one of three large Clinics arranged side by side with internal medicine, surgery.Interventional medicine is under medical imaging (x-ray, ultrasonic, CT) guiding, by percutaneous puncture approach or by the original duct of human body, special conduit or apparatus is inserted into diseased region and carries out radiography, diagnosis and treatment.In recent years, tumor resection, the operation of the complexity such as organ transplantation also adopts Wicresoft to hinder interventional therapy.
Interventional therapy foley's tube is hindered by the Wicresoft of clinical a large amount of uses at present, and for Intravascular Thrombus, particularly calcify lesion curative effect is limited, particularly limited for in-stent restenosis curative effect.In recent years on market, there is Cutting balloon, in balloon expandable, the speckle at vascular lesion position has been cut.But the Cutting balloon on market exists trafficability characteristic poor now, be difficult to arrive focus to implement cutting by the tortuous blood vessel of complexity, in addition, the hardness of the cutter hub of Cutting balloon is less, and point of a knife part is yielding.Therefore, be badly in need of providing a kind of novel Cutting balloon.
Utility model content
(1) technical problem that will solve
The purpose of this utility model is to provide a kind of Cutting balloon, to overcome the poor defect of sacculus trafficability characteristic in prior art.
(2) technical scheme
For solving the problems of the technologies described above, this utility model provides a kind of Cutting balloon, wherein, the some row's blades that comprise sacculus and axially install on the external peripheral surface of described sacculus, interval certain interval between adjacent two blades in described every row's blade, described blade is fixed on described sacculus via the cutting ferrule being fixed on the external peripheral surface of described sacculus, described sacculus axially on interval certain interval between adjacent two cutting ferrules.
Wherein, described cutting ferrule is made by polyamide material.
Wherein, the point of a knife angle of described blade is 32-40 degree.
Wherein, the hardness of described blade is HB350-400.
Wherein, the two ends of described blade are provided with hook formation.
Wherein, one end that described blade is relative with cutting edge is provided with roughly oblong groove.
Wherein, the length of described blade is less than 4.5mm.
Wherein, 3 rows or 4 row's blades are axially installed on the external peripheral surface of described sacculus.
Wherein, described blade is by cut molding.
(3) beneficial effect
The Cutting balloon that technique scheme provides, by some row's blades are axially installed on the external peripheral surface of sacculus, and interval certain interval between adjacent two blades in every row's blade, make this Cutting balloon there is very strong trafficability characteristic, with the damage that reduces in operation process, blood vessel wall to be caused, make Cutting balloon smoothly by tortuous blood vessel, arrive focus to implement cutting.In addition, this apparatus structure is simple, easy to use.Further, the blade that this Cutting balloon is used has higher hardness, makes this blade not yielding, and not only can cut thrombosis, and can cut calcify lesion.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the Cutting balloon of a preferred embodiment of the present utility model;
Fig. 2 is the schematic diagram of a preferred embodiment of the blade of the Cutting balloon in Fig. 1.
Wherein: 1-sacculus; 2-blade; 3-cutting ferrule; 4-hook formation; 5-oval-shaped slot.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples are used for illustrating this utility model, but are not used for limiting scope of the present utility model.
Figure 1 shows that a preferred embodiment of Cutting balloon of the present utility model.According to this embodiment, four row's blades 2 that this Cutting balloon comprises sacculus 1 and axially installs on the external peripheral surface of sacculus 1.Wherein, this sacculus 1 is mainly used in pushing and withdrawing in the process of Cutting balloon, in blade 2 is wrapped in, to prevent that 2 pairs of blood vessel wall of blade from damaging.Blade 2 for effectively cutting the thrombosis at vascular lesion position or calcify lesion in sacculus 1 expansion.In order to increase the trafficability characteristic of sacculus 1, the length of each blade 2 is unsuitable long, and preferably, the length of each blade 2 is no more than 4.5 millimeters.For adapting to longer cut coverage, every row's blade comprises two blades 2.Interval certain interval between adjacent two blades 2, makes this Cutting balloon have good trafficability characteristic, with the damage that reduces in operation process, blood vessel wall to be caused, makes Cutting balloon smoothly by tortuous blood vessel, arrives focus to implement cutting.
Wherein, the quantity of blade 2, specifically depending on sacculus 1 thickness, generally, is provided with three to four row's blades 2 on the external peripheral surface of sacculus 1.For example, when the diameter of sacculus 1 is less than 3.5 millimeters, on the external peripheral surface of sacculus 1, can be provided with three row's blades 2, and when the diameter of sacculus 1 is more than or equal to 3.5 millimeters, on the external peripheral surface of sacculus 1, can be provided with four row's blades.The quantity of the blade 2 in every row's blade, depending on the length of sacculus 1, generally can be provided with 1-3 blade 2.In this embodiment, be provided with four row's blades 2 on the external peripheral surface of sacculus 1, each row's blade comprises two blades 2.
In order to make blade 2 relative fixing reliably with sacculus 1, between blade 2 and sacculus 1, be provided with cutting ferrule 3.Add man-hour, first, by injection moulding, blade 2 is fixed in cutting ferrule 3, thereby then cutting ferrule 3 is sticked on sacculus 1 blade 2 is fixed on sacculus 1.Wherein, interval certain interval between the cutting ferrule 3 of two fixed blades 2 on the axial direction of sacculus 1, further to strengthen the trafficability characteristic of sacculus 1.
Preferably, this cutting ferrule 3 adopts polyamide material to make, because this material non-toxic, and can harden at normal temperatures and pressures.
Figure 2 shows that a preferred embodiment of the blade 2 of Cutting balloon of the present utility model.As shown in Figure 2, the point of a knife of this blade 2 adopts larger angle, and preferably, the angle of this point of a knife is 32-40 °, to improve the hardness of blade 2.In addition, by vacuum heat, improve the hardness of blade 2, make the Hardness Control of blade 2 between HB350-400.Because blade 2 has higher hardness, so being not only applicable to the cutting of thrombosis, it is applicable to the cutting of calcify lesion.
Further, at the two ends of blade 2, be provided with hook formation 4, to guarantee that blade 2 can play with respect to sacculus 1 in cutting ferrule 3.
Further, in blade 2 side relative with cutting edge, be provided with roughly oblong groove 5, be so both conducive to increase the desired pliability of cross-country traveling ability of blade 2, can guarantee that again blade 2 can play with respect to sacculus 1 in cutting ferrule 3.
Further, this blade 2 adopts cut molding, to prevent producing risk at the residual burr in the edge of blade 2.
Above embodiment is only for this utility model is described, and is not limitation of the utility model, and the those of ordinary skill in relevant technologies field, in the situation that not departing from spirit and scope of the present utility model, can also make a variety of changes and modification.Therefore all technical schemes that are equal to also belong to protection category of the present utility model.
Claims (9)
1. a Cutting balloon, it is characterized in that, the some row's blades that comprise sacculus and axially install on the external peripheral surface of described sacculus, interval certain interval between adjacent two blades in described every row's blade, described each blade is fixed on described sacculus via the cutting ferrule being fixed on the external peripheral surface of described sacculus, described sacculus axially on interval certain interval between adjacent two cutting ferrules.
2. Cutting balloon according to claim 1, is characterized in that, described cutting ferrule is made by polyamide material.
3. Cutting balloon according to claim 1, is characterized in that, the point of a knife angle of described blade is 32-40 degree.
4. Cutting balloon according to claim 1, is characterized in that, the hardness of described blade is HB350-400.
5. Cutting balloon according to claim 1, is characterized in that, the two ends of described blade are provided with hook formation.
6. Cutting balloon according to claim 1, is characterized in that, one end that described blade is relative with cutting edge is provided with roughly oblong groove.
7. according to the Cutting balloon described in any one in claim 1-6, it is characterized in that, the length of described blade is less than 4.5mm.
8. according to the Cutting balloon described in any one in claim 1-6, it is characterized in that, 3 rows or 4 row's blades are axially installed on the external peripheral surface of described sacculus.
9. according to the Cutting balloon described in any one in claim 1-6, it is characterized in that, described blade is by cut molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320563684.7U CN203564643U (en) | 2013-09-11 | 2013-09-11 | Cutting balloon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320563684.7U CN203564643U (en) | 2013-09-11 | 2013-09-11 | Cutting balloon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203564643U true CN203564643U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320563684.7U Expired - Lifetime CN203564643U (en) | 2013-09-11 | 2013-09-11 | Cutting balloon |
Country Status (1)
| Country | Link |
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| CN (1) | CN203564643U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998341A (en) * | 2015-06-05 | 2015-10-28 | 乐普（北京）医疗器械股份有限公司 | Cutting balloon |
| CN107405475A (en) * | 2014-11-03 | 2017-11-28 | 开金血管有限公司 | The air bag of sawtooth |
| CN109893215A (en) * | 2017-12-11 | 2019-06-18 | 先健科技(深圳)有限公司 | Cutting balloon conduit |
| US10905863B2 (en) | 2016-11-16 | 2021-02-02 | Cagent Vascular, Llc | Systems and methods of depositing drug into tissue through serrations |
| US11123527B2 (en) | 2015-09-17 | 2021-09-21 | Cagent Vascular, Inc. | Wedge dissectors for a medical balloon |
| US11141573B2 (en) | 2008-03-21 | 2021-10-12 | Cagent Vascular, Inc. | Method for plaque serration |
| US11166742B2 (en) | 2008-03-21 | 2021-11-09 | Cagent Vascular, Inc. | Method of enhancing drug uptake from a drug-eluting balloon |
| CN113648023A (en) * | 2021-07-05 | 2021-11-16 | 科凯(南通)生命科学有限公司 | Repairing saccule for treating thrombus and calcified lesion |
| US11219750B2 (en) | 2008-03-21 | 2022-01-11 | Cagent Vascular, Inc. | System and method for plaque serration |
| CN114469322A (en) * | 2022-01-25 | 2022-05-13 | 广东博迈医疗科技股份有限公司 | Cutting actuating mechanism and cutting balloon catheter |
| US11369779B2 (en) | 2018-07-25 | 2022-06-28 | Cagent Vascular, Inc. | Medical balloon catheters with enhanced pushability |
| US11738181B2 (en) | 2014-06-04 | 2023-08-29 | Cagent Vascular, Inc. | Cage for medical balloon |
-
2013
- 2013-09-11 CN CN201320563684.7U patent/CN203564643U/en not_active Expired - Lifetime
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11141573B2 (en) | 2008-03-21 | 2021-10-12 | Cagent Vascular, Inc. | Method for plaque serration |
| US11529501B2 (en) | 2008-03-21 | 2022-12-20 | Gagent Vascular, Inc. | System and method for plaque serration |
| US11229777B2 (en) | 2008-03-21 | 2022-01-25 | Cagent Vascular, Inc. | System and method for plaque serration |
| US11219750B2 (en) | 2008-03-21 | 2022-01-11 | Cagent Vascular, Inc. | System and method for plaque serration |
| US11166742B2 (en) | 2008-03-21 | 2021-11-09 | Cagent Vascular, Inc. | Method of enhancing drug uptake from a drug-eluting balloon |
| US11738181B2 (en) | 2014-06-04 | 2023-08-29 | Cagent Vascular, Inc. | Cage for medical balloon |
| US11040178B2 (en) | 2014-11-03 | 2021-06-22 | Cagent Vascular, Llc | Serration balloon |
| CN107405475A (en) * | 2014-11-03 | 2017-11-28 | 开金血管有限公司 | The air bag of sawtooth |
| US11298513B2 (en) | 2014-11-03 | 2022-04-12 | Cagent Vascular, Inc. | Serration balloon |
| US11701502B2 (en) | 2014-11-03 | 2023-07-18 | Cagent Vascular, Inc. | Serration balloon |
| CN104998341A (en) * | 2015-06-05 | 2015-10-28 | 乐普（北京）医疗器械股份有限公司 | Cutting balloon |
| CN104998341B (en) * | 2015-06-05 | 2019-03-05 | 乐普（北京）医疗器械股份有限公司 | A kind of Cutting balloon |
| US11491314B2 (en) | 2015-09-17 | 2022-11-08 | Cagent Vascular Lac. | Wedge dissectors for a medical balloon |
| US11123527B2 (en) | 2015-09-17 | 2021-09-21 | Cagent Vascular, Inc. | Wedge dissectors for a medical balloon |
| US11266818B2 (en) | 2015-09-17 | 2022-03-08 | Cagent Vascular, Inc. | Wedge dissectors for a medical balloon |
| US11266819B2 (en) | 2015-09-17 | 2022-03-08 | Cagent Vascular, Inc. | Wedge dissectors for a medical balloon |
| US11717654B2 (en) | 2015-09-17 | 2023-08-08 | Cagent Vascular, Inc. | Wedge dissectors for a medical balloon |
| US10905863B2 (en) | 2016-11-16 | 2021-02-02 | Cagent Vascular, Llc | Systems and methods of depositing drug into tissue through serrations |
| CN109893215A (en) * | 2017-12-11 | 2019-06-18 | 先健科技(深圳)有限公司 | Cutting balloon conduit |
| US11369779B2 (en) | 2018-07-25 | 2022-06-28 | Cagent Vascular, Inc. | Medical balloon catheters with enhanced pushability |
| CN113648023A (en) * | 2021-07-05 | 2021-11-16 | 科凯(南通)生命科学有限公司 | Repairing saccule for treating thrombus and calcified lesion |
| CN114469322B (en) * | 2022-01-25 | 2022-08-23 | 广东博迈医疗科技股份有限公司 | Cutting actuating mechanism and cutting balloon catheter |
| CN114469322A (en) * | 2022-01-25 | 2022-05-13 | 广东博迈医疗科技股份有限公司 | Cutting actuating mechanism and cutting balloon catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |