CN102389328B - Atherosclerotic plaque remover - Google Patents
Atherosclerotic plaque remover Download PDFInfo
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- CN102389328B CN102389328B CN 201110209672 CN201110209672A CN102389328B CN 102389328 B CN102389328 B CN 102389328B CN 201110209672 CN201110209672 CN 201110209672 CN 201110209672 A CN201110209672 A CN 201110209672A CN 102389328 B CN102389328 B CN 102389328B
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- Prior art keywords
- ballhead
- inner cover
- outer housing
- atherosclerotic plaque
- cylinder
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Abstract
The invention discloses an atherosclerotic plaque remover, which comprises a ball end cutting head, a hose and a motor, wherein a flexible shaft penetrates through the hose, and a fluid channel is arranged in the hose; the motor drives the ball end cutting head through the flexible shaft, and the ball end cutting head comprise a spherical head outer cover and a spherical head inner cover; a plurality of cutting edges are arranged on the spherical head inner cover, and the spherical head outer cover is connected with the hose; the spherical head inner cover clings to the spherical head outer cover, and a plurality of first through holes are distributed on the spherical head inner cover; a plurality of second through holes are distributed on the spherical head outer cover, and the motor drives the spherical head inner cover through the flexible shaft to rotate in the spherical head outer cover; and the first through holes on the spherical ball inner cover are mutually matched with the second through holes on the spherical head outer cover to make cutting action. The atherosclerotic plaque remover has the advantages that: under the premise that the spherical head outer cover with theholes protect the vessel wall, atherosclerotic plaques in arterial vessels are cut down by the ball end cutting head which moves at a constant speed, and are swallowed into the hose to be discharged.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially relate to a kind of arteries atherosclerotic plaque remover.
Background technology
The formation of atherosclerotic plaque can cause the arteries pipeline narrow in the human body artery blood vessel, makes that artery blood flow is obstructed, internal organs blood supply oxygen supply deficiency, causes myocardial infarction, apoplexy, and multiple organ function such as renal insufficiency is impaired.The formation mechanism of atheromatous plaque is not quite clear at present, be difficult to from the source, effectively eradicate atheromatous plaque, and can only be to treatment for diseases therefore.
When the part is stopped up because of atherosclerotic plaque in arteries occurring, domestic and foreign hospitals adopts in the blood vessel with arteries blocking narrow positions more is loaded onto metal rack, blood vessel endoporus support with narrow is big by force, satisfies the normal circulation of blood in arteries.If more piece or longly then need implement bypass surgery apart from blocking in the arteries will be taken from patient's one section shank blood vessel transplantation on one's body to two of blocking blood vessel range section and connect, after taking over a job, opened up blood vessel a passage in addition, satisfy the blood flow normal channel.More than two kinds of Therapeutic Method all be to solve the problem that causes body inner blood circulation-supplied deficiency after arteries stops up.But the rejection of adopting the Use of metal stents in treatment mode can have the foreign body intrusion human body and producing.The consumption of adopting the bridging therapeutic modality can bring very big misery and energy to patient very easily causes the deterioration rapidly of multiple disease.
Also have the Nux Canarii albi of employing shape bistrique worn to atherosclerotic plaque in recent years at home and abroad, the bistrique of high speed rotating directly grinds the atherosclerotic plaque of blocking part in arteries, thereby enlarges the normal circulation that pore satisfies blood.But because bistrique does not possess guidance quality, very easily cause arterial vascular fray or worn out, and the worn garbage that gets off is mixed in still in the blood, garbage can't separate the back with blood and get rid of, and stays great future trouble.
Summary of the invention
Technical problem to be solved by this invention provides a kind of respond well arteries atherosclerotic plaque remover of removing.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of arteries atherosclerotic plaque remover, comprise the pommel bit, flexible pipe and motor, be equipped with flexible axle in the described flexible pipe, has the fluid passage in the described flexible pipe, described motor drives described pommel bit by flexible axle, described pommel bit comprises ballhead outer housing and ballhead inner cover, the ballhead inner cover is provided with a plurality of cutting edges, described ballhead outer housing and described hose connection, described ballhead inner cover is close in the described ballhead outer housing, be distributed with a plurality of first through holes on the described ballhead inner cover, be distributed with a plurality of second through holes on the described ballhead outer housing, described motor drives to cover in the described ballhead in the described ballhead outer housing by flexible axle and rotates, and first through hole on the ballhead inner cover and ballhead outer housing and second through hole cooperatively interact and do stock removal action.
Described flexible axle is fixed by connector and ballhead inner cover, described ballhead inner cover comprises first hemispherical ends and first cylinder that is wholely set, described a plurality of first through hole is arranged on described first hemispherical ends, described connector comprises internal fixation ring and a plurality of support member, described a plurality of support member divergent shape evenly is arranged on the described internal fixation ring, described internal fixation ring is fixed on the described flexible axle, and described a plurality of support members outer end is fixed on described first cylinder.Flexible axle drives first cylinder by connector and rotates, and then drives the rotation of first hemispherical ends, and the space forms passage between per two support members simultaneously, and the garbage that cuts is entered in the flexible pipe.
Described ballhead outer housing comprises second hemispherical ends and second cylinder that is wholely set, described a plurality of second through hole is arranged on described second hemispherical ends, described first hemispherical ends is rotated in described second hemispherical ends, described first cylinder rotates in described second cylinder, and described second cylinder is by adapter sleeve and described hose connection.
Described adapter sleeve comprises first union joint and second union joint, be provided with cannelure between first union joint and second union joint, described Hose Jacket is on described cannelure and described first union joint, the second cylinder back segment is enclosed within on described second union joint, and the described second cylinder latter end is enclosed within described flexible pipe front end.Adapter sleeve couples together flexible pipe and second cylinder, has excellent sealing performance simultaneously.Flexible pipe is made of plastics, and can be embedded in the cannelure behind the stress and deformation.
Described cutting edge is arranged on the first through hole edge of first hemispherical ends.When first hemispherical ends was rotated in second hemispherical ends, cutting edge was to entering into the atherosclerotic plaque cutting in second through hole.
Flexible pipe one end of close motor side is provided with takes in the chamber.Enter atherosclerotic plaque in the flexible pipe and enter into and take in intracavity, be convenient to collect cleaning.
The rotating shaft of motor is connected with described flexible axle by shaft coupling.
Described ballhead outer housing and ballhead inner cover adopt stainless steel material to make, and the thickness of described ballhead outer housing and ballhead inner cover is 0.1～0.2cm.
Described fluid passage is the annular gap between described flexible axle and the described flexible pipe.
Compared with prior art, advantage of the present invention is the detection by angiographic instrument, monitor and the location, pommel of the present invention bit is inserted arterial vascular atherosclerotic plaque blocking position, because arteries has certain blood pressure, vascular pressure is trapped in second through hole of ballhead outer housing atherosclerotic plaque, starter motor, flexible axle drives to cover in the ballhead outer housing in the ballhead and rotates, first through hole on the ballhead inner cover and second through hole on the ballhead outer housing cooperatively interact and do stock removal action, the atherosclerotic plaque that cutting edge on the ballhead inner cover will be absorbed in to ballhead outer housing second through hole cuts, and the garbage that cuts discharges via the fluid passage in the flexible pipe.
The present invention is under the prerequisite of ballhead outer housing with holes protection blood vessel wall, and at the uniform velocity the pommel bit of Tui Jining cuts atherosclerotic plaque in the arteries get off, and engulfs in the flexible pipe, discharges.After operation finishes, extract out flexible pipe and the pommel bit inserted in the arteries external.Can disposablely remove atherosclerotic plaque from the tremulous pulse blood vessel, make blood unobstructed flowing in arteries, increase blood supply and the oxygen-supplying amount of each organ, thereby reduce the caused complication of atherosclerosis and mortality rate.
Description of drawings
Fig. 1 is outline drawing of the present invention;
Fig. 2 extend into the arteries working state figure for pommel of the present invention bit;
Fig. 3 is the A place enlarged drawing among Fig. 2 of the present invention;
Fig. 4 is the cutaway view of ballhead outer housing of the present invention;
Fig. 5 is the second hemispherical ends sketch map on the ballhead outer housing of the present invention;
Fig. 6 is the cutaway view of ballhead inner cover of the present invention;
Fig. 7 is the first hemispherical ends sketch map on the ballhead inner cover of the present invention;
Fig. 8 is the partial sectional view of adapter sleeve of the present invention;
Fig. 9 is that connector of the present invention, flexible axle ballhead inner cover and ballhead outer housing cooperate cross-sectional view.
The specific embodiment
Describe in further detail below in conjunction with the present invention of accompanying drawing embodiment.
Embodiment one: a kind of arteries atherosclerotic plaque remover, comprise pommel bit 1, flexible pipe 2 and motor 3, be equipped with flexible axle 4 in the flexible pipe 2, has fluid passage 5 in the flexible pipe 2, motor 3 is by flexible axle 4 drive ball end bit 1, pommel bit 1 comprises ballhead outer housing 6 and ballhead inner cover 7, ballhead inner cover 7 is provided with a plurality of cutting edges 74, ballhead outer housing 6 is connected with flexible pipe 2, ballhead inner cover 7 is close in the ballhead outer housing 6, be distributed with 3 first through holes 73 on the ballhead inner cover 7, be distributed with 6 second through holes 63 on the ballhead outer housing 6, motor 3 drives ballhead inner cover 7 by flexible axle 4 and rotates in ballhead outer housing 6, and first through hole 73 on the ballhead inner cover 7 cooperatively interacts with second through hole 63 on the ballhead outer housing 6 and does stock removal action.Second through hole 73 is static, 63 motions of first through hole, and both make cutwork ballhead inner cover ballhead outer housing.
Ballhead outer housing 6 comprises second hemispherical ends 61 and second cylinder 62 that is wholely set, 6 second through holes 63 are arranged on second hemispherical ends 61, first hemispherical ends 71 is rotated in second hemispherical ends 61, first cylinder 72 rotates in second cylinder 62, and second cylinder 62 is connected with flexible pipe 2 by adapter sleeve 9.
Adapter sleeve 9 comprises first union joint 91 and second union joint 92, be provided with cannelure 93 between first union joint 91 and second union joint 92, flexible pipe 2 is enclosed within on cannelure 93 and first union joint 91, and second cylinder, 62 back segments are enclosed within on second union joint 92, and second cylinder, 62 latter ends are enclosed within flexible pipe 2 front ends.
Embodiment two: other parts are identical with embodiment one, and its difference is that the thickness of ballhead outer housing 6 and ballhead inner cover 7 is 0.1 cm or 0.2cm.
In Fig. 2, pommel of the present invention bit extend in the arteries, is attached to atherosclerotic plaque 12 on the ductus arteriosus wall 11 under the effect of blood pressure, enters in the pommel bit 1.Garbage 13 after cutting is pulverized can 5 discharges backward through the fluid passage.
Claims (7)
1. arteries atherosclerotic plaque remover, comprise the pommel bit, flexible pipe and motor, be equipped with flexible axle in the described flexible pipe, has the fluid passage in the described flexible pipe, described motor drives described pommel bit by flexible axle, it is characterized in that described pommel bit comprises ballhead outer housing and ballhead inner cover, the ballhead inner cover is provided with a plurality of cutting edges, described ballhead outer housing and described hose connection, described ballhead inner cover is close in the described ballhead outer housing, be distributed with first sets of vias on the described ballhead inner cover, be distributed with second sets of vias on the described ballhead outer housing, described motor drives to cover in the described ballhead in the described ballhead outer housing by flexible axle and rotates, and first through hole on the ballhead inner cover and second through hole on the ballhead outer housing cooperatively interact and do stock removal action; Described flexible axle is fixed by connector and ballhead inner cover, described ballhead inner cover comprises first hemispherical ends and first cylinder that is wholely set, described a plurality of first through hole is arranged on described first hemispherical ends, described connector comprises internal fixation ring and a plurality of support member, described a plurality of support member divergent shape evenly is arranged on the described internal fixation ring, described internal fixation ring is fixed on the described flexible axle, and described a plurality of support members outer end is fixed on described first cylinder.
2. a kind of arteries atherosclerotic plaque remover according to claim 1, it is characterized in that described ballhead outer housing comprises second hemispherical ends and second cylinder that is wholely set, described a plurality of second through hole is arranged on described second hemispherical ends, described first hemispherical ends is rotated in described second hemispherical ends, described first cylinder rotates in described second cylinder, and described second cylinder is by adapter sleeve and described hose connection.
3. a kind of arteries atherosclerotic plaque remover according to claim 2, it is characterized in that described adapter sleeve comprises first union joint and second union joint, be provided with cannelure between first union joint and second union joint, described Hose Jacket is on described cannelure and described first union joint, the second cylinder back segment is enclosed within on described second union joint, and the described second cylinder back segment is enclosed within described flexible pipe front end.
4. a kind of arteries atherosclerotic plaque remover according to claim 1 is characterized in that the rotating shaft of motor is connected with described flexible axle by shaft coupling.
5. a kind of arteries atherosclerotic plaque remover according to claim 2 is characterized in that described ballhead outer housing and ballhead inner cover adopt stainless steel material to make, and the thickness of described ballhead outer housing and ballhead inner cover is 0.1～0.2cm.
6. a kind of arteries atherosclerotic plaque remover according to claim 5, the thickness that it is characterized in that ballhead outer housing and ballhead inner cover is 0.15cm.
7. a kind of arteries atherosclerotic plaque remover according to claim 1 is characterized in that described fluid passage is the annular gap between described flexible axle and the described flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110209672 CN102389328B (en) | 2011-07-26 | 2011-07-26 | Atherosclerotic plaque remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110209672 CN102389328B (en) | 2011-07-26 | 2011-07-26 | Atherosclerotic plaque remover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102389328A CN102389328A (en) | 2012-03-28 |
| CN102389328B true CN102389328B (en) | 2013-09-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110209672 Expired - Fee Related CN102389328B (en) | 2011-07-26 | 2011-07-26 | Atherosclerotic plaque remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102389328B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6156046A (en) * | 1997-11-07 | 2000-12-05 | Prolifix Medical, Inc. | Methods and systems for treating obstructions in a body lumen |
| CN101123918A (en) * | 2004-03-04 | 2008-02-13 | 施特劳勃医疗器械股份公司 | Catheter for sucking, fragmenting removing material extractable from blood vessels |
| CN101511284A (en) * | 2006-06-30 | 2009-08-19 | 阿瑟罗迈德公司 | Atherectomy devices and methods |
| CN101795630A (en) * | 2007-06-29 | 2010-08-04 | 阿瑟罗迈德公司 | Atherectomy devices, systems, and methods |
-
2011
- 2011-07-26 CN CN 201110209672 patent/CN102389328B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6156046A (en) * | 1997-11-07 | 2000-12-05 | Prolifix Medical, Inc. | Methods and systems for treating obstructions in a body lumen |
| CN101123918A (en) * | 2004-03-04 | 2008-02-13 | 施特劳勃医疗器械股份公司 | Catheter for sucking, fragmenting removing material extractable from blood vessels |
| CN101511284A (en) * | 2006-06-30 | 2009-08-19 | 阿瑟罗迈德公司 | Atherectomy devices and methods |
| CN101795630A (en) * | 2007-06-29 | 2010-08-04 | 阿瑟罗迈德公司 | Atherectomy devices, systems, and methods |
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| Publication number | Publication date |
|---|---|
| CN102389328A (en) | 2012-03-28 |
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