CN108186175A - A kind of novel and multifunctional Internal Medicine-Cardiovascular Dept. coronary artery bracket - Google Patents
A kind of novel and multifunctional Internal Medicine-Cardiovascular Dept. coronary artery bracket Download PDFInfo
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- CN108186175A CN108186175A CN201810108161.0A CN201810108161A CN108186175A CN 108186175 A CN108186175 A CN 108186175A CN 201810108161 A CN201810108161 A CN 201810108161A CN 108186175 A CN108186175 A CN 108186175A
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- 210000004351 coronary vessel Anatomy 0.000 title 1
- 239000003814 drug Substances 0.000 claims abstract description 18
- 230000002526 effect on cardiovascular system Effects 0.000 claims abstract description 18
- 210000004204 blood vessel Anatomy 0.000 abstract description 13
- 230000008093 supporting effect Effects 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 4
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 239000012528 membrane Substances 0.000 abstract description 3
- 230000002792 vascular Effects 0.000 abstract description 3
- 229910000599 Cr alloy Inorganic materials 0.000 abstract 1
- 239000000788 chromium alloy Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000002513 implantation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 208000037803 restenosis Diseases 0.000 description 1
- 230000002966 stenotic effect Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91558—Adjacent bands being connected to each other connected peak to peak
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
- A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91566—Adjacent bands being connected to each other connected trough to trough
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- Heart & Thoracic Surgery (AREA)
- Optics & Photonics (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
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Abstract
本发明公开了新型多功能心血管内科用冠脉支架，包括第一主体构件，所述第一主体构件由若干第一波峰和若干第一波谷构成，第一波谷的左侧与第一连接件的左端固定连接，且第一连接件的右端与第一连接杆的左端固定连接，第一连接杆与第二主体构件的第二波谷的左侧面固定连接。该新型多功能心血管内科用冠脉支架，通过第一主体构件、第二主体构件和第三主体构件之间的配合，第一主体构件、第二主体构件和第三主体构件均是由钴铬合金制成，具有较强的抗腐蚀和耐酸性，血管膜可以很快的进行覆盖，使得支架与血管融为一体，且支架支架为可展开的网纹镂空管状体，从而使支架可以起到有效的支撑作用，使得血液可以平稳的在血管内流通。
The invention discloses a novel multifunctional coronary stent for cardiovascular medicine, which includes a first main body component, the first main body component is composed of several first wave crests and several first wave valleys, the left side of the first wave valley is connected with the first connecting piece The left end of the first connecting piece is fixedly connected, and the right end of the first connecting piece is fixedly connected with the left end of the first connecting rod, and the first connecting rod is fixedly connected with the left side of the second trough of the second main body component. The new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first main body component, the second main body component and the third main body component, the first main body component, the second main body component and the third main body component are all made of cobalt Made of chromium alloy, it has strong corrosion resistance and acid resistance. The vascular membrane can be quickly covered, so that the stent and the blood vessel are integrated, and the stent is an expandable mesh hollow tubular body, so that the stent can act To the effective supporting effect, so that the blood can flow smoothly in the blood vessels.
Description
技术领域technical field
本发明涉及冠脉支架技术领域，具体为一种新型多功能心血管内科用冠脉支架。The invention relates to the technical field of coronary stents, in particular to a novel multifunctional coronary stent for cardiovascular medicine.
背景技术Background technique
冠脉支架右侧血管支架，是指在管腔球囊扩张成形的基础上，在病变段置入内支架以达到支撑狭窄闭塞段血管，减少血管弹性回缩及再塑形，保持管腔血流通畅的目的。部分内支架还具有预防再狭窄的作用。Coronary stent The right vascular stent refers to the placement of an internal stent in the diseased segment on the basis of luminal balloon expansion to support the stenotic and occluded segment of the vessel, reduce the elastic retraction and reshaping of the vessel, and maintain the blood pressure in the cavity. purpose of smooth flow. Some internal stents can also prevent restenosis.
现有的冠脉支架多是由金属管材雕刻加工而成，冠脉支架金属覆盖率相对较大，虽然提高了其径向支撑力，但支架的柔韧性和输送型较差，而金属覆盖率减小虽然能够使得支架的柔软性得到提高，但其支撑力和扩张性等方便存在着不足，不利于对分支血管进行治疗。Most of the existing coronary stents are carved and processed from metal pipes. The metal coverage of coronary stents is relatively large. Although the radial support force is improved, the flexibility and delivery type of the stents are poor, and the metal coverage rate is relatively high. Although reducing the stent can improve the flexibility of the stent, there are insufficient conveniences such as its supporting force and expansibility, which is not conducive to the treatment of branch vessels.
发明内容Contents of the invention
(一)解决的技术问题(1) Solved technical problems
针对现有技术的不足，本发明提供了一种新型多功能心血管内科用冠脉支架，解决了冠脉支架金属覆盖率相对较大，虽然提高了其径向支撑力，但支架的柔韧性和输送型较差，而金属覆盖率减小虽然能够使得支架的柔软性得到提高，但其支撑力和扩张性等方便存在着不足，不利于对分支血管进行治疗的问题。Aiming at the deficiencies of the prior art, the present invention provides a new type of multifunctional coronary stent for cardiovascular medicine, which solves the problem that the metal coverage of the coronary stent is relatively large. Although the radial support force is improved, the flexibility of the stent And the delivery type is poor, and the reduction of the metal coverage can improve the flexibility of the stent, but its support force and expansibility are insufficient, which is not conducive to the treatment of branch vessels.
(二)技术方案(2) Technical solution
为实现上述目的，本发明提供如下技术方案：一种新型多功能心血管内科用冠脉支架，包括第一主体构件，所述第一主体构件由若干第一波峰和若干第一波谷构成，所述第一波谷的左侧与第一连接件的左端固定连接，且第一连接件的右端与第一连接杆的左端固定连接，所述第一连接杆与第二主体构件的第二波谷的左侧面固定连接。In order to achieve the above object, the present invention provides the following technical solution: a novel multifunctional coronary stent for cardiovascular medicine, comprising a first main body component, the first main body component is composed of several first wave crests and several first wave troughs, so The left side of the first trough is fixedly connected to the left end of the first connecting piece, and the right end of the first connecting piece is fixedly connected to the left end of the first connecting rod, and the first connecting rod is connected to the second trough of the second main body member. Fixed connection on the left side.
所述第二主体构件首尾相连呈环状，且第二主体构件由若干第二波谷和若干第二波峰构成，所述第二波峰的左侧面通过第二连接件与第一波峰右侧面固定连接，且第二波峰的右侧面通过第三连接件与第三连接件的第三波谷的左侧面固定连接。The second main body member is connected end to end to form a ring, and the second main body member is composed of several second wave troughs and several second wave peaks, the left side of the second wave peak is connected to the right side of the first wave peak through the second connecting piece It is fixedly connected, and the right side of the second crest is fixedly connected with the left side of the third trough of the third connecting piece through the third connecting piece.
所述第三主体构件首尾相连呈环状，且第三主体构件由若干第三波峰和若干第三波谷构成，所述第三波峰的左侧面通过第二连接杆与第二波峰的右侧面固定连接。The third body member is connected end to end to form a ring, and the third body member is composed of several third crests and several third troughs, and the left side of the third crest is connected to the right side of the second crest through the second connecting rod. face fixed connection.
优选的，所述第一主体构件的形状呈波形，且第一主体构件、第二主体构件和第三主体构件的形状相同。Preferably, the shape of the first body component is corrugated, and the shapes of the first body component, the second body component and the third body component are the same.
优选的，所述第一主体构件间的第一波峰与第二主体构件间的第二波峰位置相对，且第一主体构件间的第一波谷与第二主体构件间的第二波谷位置相对。Preferably, the first wave peak between the first main body components is opposite to the second wave peak between the second main body components, and the first wave trough between the first main body components is opposite to the second wave trough between the second main body components.
优选的，第二波峰与第三波峰间的第三连接件之间的间隔相等，且第二波峰与第三波峰间的第二连接杆之间的间隔相等。Preferably, the intervals between the second crests and the third connecting members between the third crests are equal, and the intervals between the second crests and the second connecting rods between the third crests are equal.
优选的，所述第一连接件的形状为螺旋状，且第一连接件右端螺旋状的交汇处与第一连接杆的左端固定连接。Preferably, the shape of the first connecting piece is helical, and the intersection of the helical shape at the right end of the first connecting piece is fixedly connected with the left end of the first connecting rod.
(三)有益效果(3) Beneficial effects
本发明提供了一种新型多功能心血管内科用冠脉支架，具备以下有益效果：The invention provides a novel multifunctional coronary stent for cardiovascular medicine, which has the following beneficial effects:
(1)、该新型多功能心血管内科用冠脉支架，通过第一主体构件、第二主体构件和第三主体构件之间的配合，第一主体构件、第二主体构件和第三主体构件均是由钴铬合金制成，具有较强的抗腐蚀和耐酸性，血管膜可以很快的进行覆盖，使得支架与血管融为一体，且支架支架为可展开的网纹镂空管状体，从而使支架可以起到有效的支撑作用，使得血液可以平稳的在血管内流通。(1), the new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first main body component, the second main body component and the third main body component, the first main body component, the second main body component and the third main body component They are all made of cobalt-chromium alloy, which has strong corrosion resistance and acid resistance. The vascular membrane can be quickly covered, so that the stent and the blood vessel are integrated, and the stent is an expandable mesh hollow tubular body, so that The stent can play an effective supporting role, so that blood can flow smoothly in the blood vessel.
(2)、该新型多功能心血管内科用冠脉支架，通过第一连接件、第二连接件和第三连接件之间的配合，第一连接件、第二连接件和第三连接件均采用钴铬合金为原料，具有很好的柔韧性和抗疲劳性，使得支架在植入时可以自由弯曲，植入体内后可长期使用。(2), the new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first connecting piece, the second connecting piece and the third connecting piece, the first connecting piece, the second connecting piece and the third connecting piece Both use cobalt-chromium alloy as the raw material, which has good flexibility and fatigue resistance, so that the stent can be bent freely during implantation, and can be used for a long time after implantation in the body.
(3)、该新型多功能心血管内科用冠脉支架，通过第一主体构件、第二主体构件和第三主体构件之间的配合，使得第一主体构件、第二主体构件和第三主体构件在完成扩张后会与血管壁贴紧，没有突出节点和尖角，对血管壁无局部刺激，且本发明结构紧凑，设计合理，实用性强。(3), the new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first main body component, the second main body component and the third main body component, the first main body component, the second main body component and the third main body After the component is expanded, it will be close to the blood vessel wall, without protruding nodes and sharp corners, and without local stimulation to the blood vessel wall. The invention has compact structure, reasonable design and strong practicability.
附图说明Description of drawings
图1为本发明正视的结构示意图；Fig. 1 is the structural representation of the present invention front view;
图2为图1中A部分放大的结构示意图。FIG. 2 is an enlarged structural schematic diagram of part A in FIG. 1 .
图中：1第一主体构件、2第一波谷、3第一波峰、4第一连接件、5第一连接杆、6第二主体构件、7第二波谷、8第二波峰、9第二连接件、10第二连接杆、11第三主体构件、12第三波谷、13第三波峰、14第三连接件。In the figure: 1 first main body component, 2 first wave trough, 3 first wave peak, 4 first connecting piece, 5 first connecting rod, 6 second main body member, 7 second wave trough, 8 second wave peak, 9 second Connecting piece, 10 second connecting rod, 11 third main body member, 12 third wave trough, 13 third wave crest, 14 third connecting piece.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
如图1-2所示，本发明提供一种技术方案：一种新型多功能心血管内科用冠脉支架，包括第一主体构件1，第一主体构件1的形状呈波形，支架为可展开的网纹镂空管状体，通过将支架设为可展开的网纹镂空管状体，从而使支架可以起到有效的支撑作用，且第一主体构件1、第二主体构件6和第三主体构件11的形状相同，通过设置第一主体构件1、第二主体构件6和第三主体构件11，且第一主体构件1、第二主体构件6和第三主体构件11均是由钴铬合金制成，具有较强的抗腐蚀和耐酸性，第一主体构件1间的第一波峰3与第二主体构件6间的第二波峰8位置相对，且第一主体构件1间的第一波谷2与第二主体构件6间的第二波谷7位置相对，通过设置第一波峰3、第一波谷2、第二波峰8和第二波谷7，从而使第一波峰3、第一波谷2、第二波峰8和第二波谷7可以通过相互间的配合有效的支撑血管壁，使得血液可以平稳的在血管内流通，第一主体构件1由若干第一波峰3和若干第一波谷2构成，第一波谷2的左侧与第一连接件4的左端固定连接，第一连接件4的形状为螺旋状，且第一连接件4右端螺旋状的交汇处与第一连接杆5的左端固定连接，通过设置第一连接件4，且第一连接件4具有良好的柔韧性和抗疲劳性，植入体内可以长期使用，且第一连接件4的右端与第一连接杆5的左端固定连接，第一连接杆5与第二主体构件6的第二波谷7的左侧面固定连接。As shown in Figure 1-2, the present invention provides a technical solution: a novel multifunctional coronary stent for cardiovascular medicine, including a first main body component 1, the shape of the first main body component 1 is wave-shaped, and the stent is expandable The reticulated hollow tubular body, by setting the stent as an expandable reticulated hollow tubular body, the stent can play an effective supporting role, and the first main body component 1, the second main body component 6 and the third main body component 11 The same shape, by setting the first main body component 1, the second main body component 6 and the third main body component 11, and the first main body component 1, the second main body component 6 and the third main body component 11 are all made of cobalt-chromium alloy , has strong corrosion resistance and acid resistance, the first peak 3 between the first main body members 1 is opposite to the second peak 8 between the second main body members 6, and the first wave trough 2 between the first main body members 1 and The second wave troughs 7 between the second body members 6 are opposite to each other. By setting the first wave peaks 3, the first wave valleys 2, the second wave peaks 8 and the second wave valleys 7, the first wave peaks 3, the first wave valleys 2, the second wave valleys The crests 8 and the second troughs 7 can effectively support the blood vessel wall through cooperation with each other, so that the blood can flow smoothly in the blood vessels. The first main body component 1 is composed of several first crests 3 and several first troughs 2. The first The left side of the trough 2 is fixedly connected to the left end of the first connecting member 4, the shape of the first connecting member 4 is helical, and the helical intersection at the right end of the first connecting member 4 is fixedly connected to the left end of the first connecting rod 5, By setting the first connecting part 4, and the first connecting part 4 has good flexibility and fatigue resistance, the implant can be used for a long time, and the right end of the first connecting part 4 is fixedly connected with the left end of the first connecting rod 5, The first connecting rod 5 is fixedly connected to the left side of the second trough 7 of the second body member 6 .
第二主体构件6首尾相连呈环状，且第二主体构件6由若干第二波谷7和若干第二波峰8构成，第二波峰8的左侧面通过第二连接件9与第一波峰3右侧面固定连接，第二波峰8与第三波峰13间的第三连接件14之间的间隔相等，且第二波峰8与第三波峰13间的第二连接杆10之间的间隔相等，通过设置第三连接件14，且第三连接件14具有良好的柔韧性和抗疲劳性，在植入体内时可自由弯曲，植入体内可以长期使用，且第二波峰8的右侧面通过第三连接件14与第三连接件14的第三波谷12的左侧面固定连接。The second main body component 6 is connected end to end in a ring shape, and the second main body component 6 is composed of a plurality of second wave troughs 7 and a plurality of second wave peaks 8, and the left side of the second wave peak 8 is connected to the first wave peak 3 through the second connecting piece 9 The right side is fixedly connected, the interval between the second crest 8 and the third connecting member 14 between the third crest 13 is equal, and the interval between the second connecting rod 10 between the second crest 8 and the third crest 13 is equal , by setting the third connecting piece 14, and the third connecting piece 14 has good flexibility and fatigue resistance, can be bent freely when implanted in the body, and can be used for a long time in the implanted body, and the right side of the second peak 8 The third connecting member 14 is fixedly connected to the left side of the third wave trough 12 of the third connecting member 14 .
第三主体构件11首尾相连呈环状，且第三主体构件11由若干第三波峰13和若干第三波谷12构成，第三波峰13的左侧面通过第二连接杆10与第二波峰8的右侧面固定连接。The third main body member 11 is connected end to end in a ring shape, and the third main body member 11 is composed of a plurality of third crests 13 and a plurality of third troughs 12, and the left side of the third crest 13 connects with the second crest 8 through the second connecting rod 10. Fixed connection on the right side.
综上可得，(1)、该新型多功能心血管内科用冠脉支架，通过第一主体构件1、第二主体构件6和第三主体构件11之间的配合，第一主体构件1、第二主体构件6和第三主体构件11均是由钴铬合金制成，具有较强的抗腐蚀和耐酸性，血管膜可以很快的进行覆盖，使得支架与血管融为一体，且支架支架为可展开的网纹镂空管状体，从而使支架可以起到有效的支撑作用，使得血液可以平稳的在血管内流通。In summary, (1), the novel multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first main body component 1, the second main body component 6 and the third main body component 11, the first main body component 1, Both the second main body component 6 and the third main body component 11 are made of cobalt-chromium alloy, which has strong corrosion resistance and acid resistance, and the blood vessel membrane can be quickly covered, so that the stent and the blood vessel are integrated, and the stent stent It is an expandable mesh hollow tubular body, so that the stent can play an effective supporting role, so that blood can smoothly circulate in the blood vessel.
(2)、该新型多功能心血管内科用冠脉支架，通过第一连接件4、第二连接件9和第三连接件14之间的配合，第一连接件4、第二连接件9和第三连接件14均采用钴铬合金为原料，具有很好的柔韧性和抗疲劳性，使得支架在植入时可以自由弯曲，植入体内后可长期使用。(2), the new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first connecting part 4, the second connecting part 9 and the third connecting part 14, the first connecting part 4, the second connecting part 9 Cobalt-chromium alloy and the third connecting member 14 are both made of cobalt-chromium alloy, which has good flexibility and fatigue resistance, so that the stent can be bent freely during implantation, and can be used for a long time after implantation in the body.
(3)、该新型多功能心血管内科用冠脉支架，通过第一主体构件1、第二主体构件6和第三主体构件11之间的配合，使得第一主体构件1、第二主体构件6和第三主体构件11在完成扩张后会与血管壁贴紧，没有突出节点和尖角，对血管壁无局部刺激，且本发明结构紧凑，设计合理，实用性强。(3), the new multifunctional coronary stent for cardiovascular medicine, through the cooperation between the first main body component 1, the second main body component 6 and the third main body component 11, the first main body component 1, the second main body component 6 and the third main body member 11 will be close to the blood vessel wall after the expansion is completed, without protruding nodes and sharp corners, without local irritation to the blood vessel wall, and the present invention is compact in structure, reasonable in design and strong in practicability.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
Claims (5)
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