CN106038010B - A kind of cardiovascular arterial bracket - Google Patents

A kind of cardiovascular arterial bracket Download PDF

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Publication number
CN106038010B
CN106038010B CN201610335723.6A CN201610335723A CN106038010B CN 106038010 B CN106038010 B CN 106038010B CN 201610335723 A CN201610335723 A CN 201610335723A CN 106038010 B CN106038010 B CN 106038010B
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China
Prior art keywords
ring bodies
parts
connection member
ring
surplus
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Expired - Fee Related
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CN201610335723.6A
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Chinese (zh)
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CN106038010A (en
Inventor
刘歆
魏现娟
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Liu Xin
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Individual
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Priority to CN201610335723.6A priority Critical patent/CN106038010B/en
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Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/02—Inorganic materials
    • A61L31/022—Metals or alloys
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/08—Materials for coatings
    • A61L31/082—Inorganic materials
    • A61L31/088—Other specific inorganic materials not covered by A61L31/084 or A61L31/086
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2420/00—Materials or methods for coatings medical devices
    • A61L2420/06—Coatings containing a mixture of two or more compounds

Abstract

A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connection member for being used to connect the ring bodies, connection member and ring bodies are coated with coating, ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member has V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies, and the design of V-arrangement connecting rod ensure that cardiovascular arterial bracket has certain flexibility, and the clasp of end make it that separation is more convenient；The quality that triangle muscle beam can both alleviate support in turn ensure that the intensity of ring bodies, and coating material improves the compatibility corrosion resistance of support and suppresses scar tissue growth.

Description

A kind of cardiovascular arterial bracket
Technical field
The present invention relates to a kind of cardiovascular arterial bracket, belongs to cardiovascular technical field.
Background technology
At present, coronary artery disease is most common disease in angiocardiopathy, and the death rate and the incidence of disease it is higher Disease, its main cause are hemadostewnosis caused by atherosclerosis.The most frequently used method for the treatment of coronary artery disease is profit Hemadostewnosis is opened with sacculus, then permanently places metal supports, i.e., well-known support.But stent endoprosthesis The hyperplasia of inner membrance can cause the generation of ISR afterwards, and the incidence of simple bare bracket ISR is therefore coronal up to 10-30% It is always the most important thing in Coronary Artery Disease Intervention Treatment research that arterial bracket, which inserts postoperative restenosis, wherein being applied with intracoronary stent The research of layer is especially prominent.
The content of the invention
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connecting portion for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member With V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12-13%, Sn 4-5%, Zn 2-3%, Mo 0.5-0.6%, Mg 0.3-0.4%, Fe 0.1-0.2%, Ni0.08-0.09%, B 0.08-0.09%, Nd 0.05-0.06%, Ga 0.04-0.05%, Ca0.02-0.03%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7-8%, Si 4-5%, Zn 5- 6%, B 1-2%, V 0.8-0.9%, Zr 0.7-0.8%, Bi 0.2-0.3%, Ag 0.2-0.3%, Mg0.1-0.2%, La 0.08-0.09%, Y 0.04-0.05%, Nb0.06-0.07%, surplus Ti,
Coating includes following mass fraction component：Boron carbide 20-30 parts, nickel oxide 10-20 parts, six calcium boride 7-8 parts, oxygen Change aluminium 1-2 parts, the 7-0.8 parts of niobium carbide 0., molybdenum disilicide 0.5-0.6 parts.
A kind of described cardiovascular arterial bracket, connection member is copper-based alloy material, and its element composition is (quality percentage Than)：Cr 12%, Sn 4%, Zn 2%, Mo 0.5%, Mg 0.3%, Fe 0.1%, Ni0.08%, B 0.08%, Nd 0.05%, Ga 0.04%, Ca0.02%, surplus Cu.
A kind of described cardiovascular arterial bracket, connection member is copper-based alloy material, and its element composition is (quality percentage Than)：Cr 12.5%, Sn 4.5%, Zn 2.5%, Mo 0.55%, Mg 0.35%, Fe 0.15%, Ni0.085%, B 0.085%, Nd 0.055%, Ga 0.045%, Ca0.025%, surplus Cu.
A kind of described cardiovascular arterial bracket, connection member is copper-based alloy material, and its element composition is (quality percentage Than)：Cr 13%, Sn 5%, Zn 3%, Mo 0.6%, Mg 0.4%, Fe 0.2%, Ni 0.09%, B 0.09%, Nd 0.06%, Ga 0.05%, Ca 0.03%, surplus Cu.
A kind of described cardiovascular arterial bracket, ring bodies is titanium-based alloy material, and its element composition is (quality percentage Than)：Cr 7%, Si 4%, Zn 5%, B 1%, V 0.8%, Zr 0.7%, Bi 0.2%, Ag 0.2%, Mg0.1%, La 0.08%, Y 0.04%, Nb0.06%, surplus Ti.
A kind of described cardiovascular arterial bracket, ring bodies is titanium-based alloy material, and its element composition is (quality percentage Than)：Cr 8%, Si 5%, Zn 6%, B 2%, V 0.9%, Zr 0.8%, Bi 0.3%, Ag 0.3%, Mg 0.2%, La 0.09%, Y 0.05%, Nb 0.07%, surplus Ti.
A kind of described cardiovascular arterial bracket, ring bodies is titanium-based alloy material, and its element composition is (quality percentage Than)：Cr 7.5%, Si 4.5%, Zn 5.5%, B 1.5%, V 0.85%, Zr 0.75%, Bi 0.25%, Ag 0.25%, Mg0.15%, La 0.085%, Y 0.045%, Nb0.065%, surplus Ti.
A kind of described cardiovascular arterial bracket, coating include：20 parts of boron carbide, 10 parts of nickel oxide, six 7 parts of calcium borides, 1 part of aluminum oxide, 0.7 part of niobium carbide, 0.5 part of molybdenum disilicide.
A kind of described cardiovascular arterial bracket, coating include：30 parts of boron carbide, 20 parts of nickel oxide, six 8 parts of calcium borides, 2 parts of aluminum oxide, 0.8 part of niobium carbide, 0.6 part of molybdenum disilicide.
A kind of described cardiovascular arterial bracket, coating include：25 parts of boron carbide, 15 parts of nickel oxide, six calcium borides 7.5 Part, 1.5 parts of aluminum oxide, 0.75 part of niobium carbide, 0.55 part of molybdenum disilicide.
The content of the invention is stated relative to the beneficial effect of prior art to be：1）Ring bodies ensure that its intensity using titanium alloy Need, using acid bronze alloy, it has the stability that certain elasticity and toughness ensure shape to connection member； 2）It is of the invention cardiovascular Arterial bracket ensure that the supportive of support in turn ensure that it is suitable with blood vessel using connection member and ring bodies Split type structure, and And length can also be easily adjusted as needed； 3）The design of V-arrangement connecting rod ensure that cardiovascular arterial bracket has necessarily Flexibility, the clasp of end make it that separation is more convenient；4）The quality that triangle muscle beam can both alleviate support in turn ensure that ring The intensity of shape body, 5）Coating material improves the compatibility corrosion resistance of support and suppresses scar tissue growth.
Brief description of the drawings
Fig. 1 is cardiovascular arterial bracket schematic diagram；
Fig. 2 is connection member schematic diagram；
Fig. 3 is ring bodies schematic diagram.
Embodiment
In order to which technical characteristic, purpose and the effect of the present invention is more clearly understood, now describe the present invention's in detail Embodiment.
A kind of cardiovascular arterial bracket as Figure 1-3, including multiple ring bodies 1 and it is the multiple be used for connect the ring The connection member 2 of shape body, ring bodies have and multiple have V-arrangement connecting rod along the equally distributed triangle muscle beam 3 of ring, connection member 4, connection boom end has the screw-button 5 for being used for connecting ring bodies,
Connection member and ring bodies are manufactured using casting method,
Also include making the component that ring bodies is connected with connecting rod end fastener on ring bodies（Accompanying drawing is not shown）,
Embodiment 1
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connecting portion for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member With V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12%, Sn 4%, Zn 2%, Mo 0.6%, Mg 0.4%, Fe 0.1%, Ni0.09%, B 0.08%, Nd 0.06%, Ga 0.04%, Ca0.03%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7%, Si 4%, Zn 6%, B 2%, V 0.8%, Zr 0.7%, Bi 0.2%, Ag 0.3%, Mg0.2%, La 0.08%, Y 0.05%, Nb0.06%, surplus are Ti,
Coating includes：20 parts of boron carbide, 10 parts of nickel oxide, six 8 parts of calcium borides, 2 parts of aluminum oxide, 0.7 part of niobium carbide, two silicon Change 0.5 part of molybdenum.
Embodiment 2
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connecting portion for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member With V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 13%, Sn 5%, Zn 3%, Mo 0.5%, Mg 0.4%, Fe 0.1%, Ni0.09%, B 0.09%, Nd 0.06%, Ga 0.05%, Ca0.02%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 8%, Si 5%, Zn 6%, B 2%, V 0.9%, Zr 0.8%, Bi 0.2%, Ag 0.3%, Mg0.2%, La 0.09%, Y 0.05%, Nb0.06%, surplus are Ti,
Coating includes：20 parts of boron carbide, 20 parts of nickel oxide, six 7 parts of calcium borides, 2 parts of aluminum oxide, 0.8 part of niobium carbide, two silicon Change 0.6 part of molybdenum.
Embodiment 3
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connecting portion for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member With V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12.5%, Sn 4.5%, Zn 2.5%, Mo 0.55%, Mg 0.35%, Fe 0.15%, Ni0.085%, B 0.085%, Nd 0.055%, Ga 0.045%, Ca0.025%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7.5%, Si 4.5%, Zn 5.5%, B 1.5%, V 0.85%, Zr 0.75%, Bi 0.25%, Ag 0.25%, Mg0.15%, La 0.085%, Y 0.045%, Nb0.065%, surplus Ti,
Coating includes：25 parts of boron carbide, 15 parts of nickel oxide, six 7.5 parts of calcium borides, 1.5 parts of aluminum oxide, niobium carbide 0.75 Part, 0.55 part of molybdenum disilicide.
Embodiment 4
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connection for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connecting portion Part has V-arrangement connecting rod, and connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12.4%, Sn 4.3%, Zn 2.2%, Mo 0.57%, Mg 0.36%, Fe 0.18%, Ni0.089%, B 0.088%, Nd 0.057%, Ga 0.046%, Ca0.029%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7.7%, Si 4.4%, Zn 5.3%, B 1.4%, V 0.88%, Zr 0.77%, Bi 0.24%, Ag 0.23%, Mg0.12%, La 0.082%, Y 0.041%, Nb0.063%, surplus Ti,
Coating includes：28 parts of boron carbide, 14 parts of nickel oxide, six 7.8 parts of calcium borides, 1.3 parts of aluminum oxide, niobium carbide 0.73 Part, 0.53 part of molybdenum disilicide.
Embodiment 5
A kind of cardiovascular arterial bracket, including multiple ring bodies and the multiple connecting portion for being used to connect the ring bodies Part, connection member and ring bodies are coated with coating, and ring bodies has multiple along the equally distributed triangle muscle beam of ring, connection member With V-arrangement connecting rod, connection boom end has the screw-button for being used for connecting ring bodies,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12.9%, Sn 4.8%, Zn 2.6%, Mo 0.54%, Mg 0.38%, Fe 0.18%, Ni0.089%, B 0.087%, Nd 0.056%, Ga 0.047%, Ca0.029%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7.8%, Si 4.4%, Zn 5.3%, B 1.9%, V 0.87%, Zr 0.76%, Bi 0.27%, Ag 0.23%, Mg0.18%, La 0.087%, Y 0.048%, Nb0.067%, surplus Ti,
Coating includes：23 parts of boron carbide, 18 parts of nickel oxide, six 7.8 parts of calcium borides, 1.4 parts of aluminum oxide, niobium carbide 0.78 Part, 0.53 part of molybdenum disilicide.

Claims (1)

1. a kind of cardiovascular arterial bracket, including multiple ring bodies and multiple connection members for being used to connect the ring bodies, even Relay part and ring bodies are coated with coating, and ring bodies has and multiple has V along the equally distributed triangle muscle beam of ring, connection member Shape connecting rod, connection boom end have the screw-button for being used for connecting ring bodies, also include making ring bodies and connecting rod on ring bodies The connected component of end convolution button,
Connection member is copper-based alloy material, and its element composition is (mass percent)：Cr 12-12.5%, Sn 4-4.5%, Zn 2-2.5%, Mo 0.5-0.55%, Mg 0.3-0.35%, Fe 0.1-0.15%, Ni0.08-0.085%, B 0.08-0.085%, Nd 0.05-0.055%, Ga 0.04- 0.045%, Ca0.02-0.025%, surplus Cu,
Ring bodies is titanium-based alloy material, and its element composition is (mass percent)：Cr 7-7.5%, Si 4-4.5%, Zn 5- 5.5%, B 1-1.5%, V 0.8-0.85%, Zr 0.7-0.75%, Bi 0.2-0.25%, Ag 0.2-0.25%, Mg0.1- 0.15%, La 0.08-0.085%, Y 0.04-0.045%, Nb0.06-0.065%, surplus Ti,
Coating includes following mass fraction component：Boron carbide 20-30 parts, nickel oxide 10-20 parts, six calcium boride 7-8 parts, aluminum oxide 1-2 parts, the 7-0.8 parts of niobium carbide 0., molybdenum disilicide 0.5-0.6 parts.
CN201610335723.6A 2016-05-19 2016-05-19 A kind of cardiovascular arterial bracket Expired - Fee Related CN106038010B (en)

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CN106038010B true CN106038010B (en) 2018-01-09

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108670510B (en) * 2018-05-22 2020-03-27 淮阴工学院 Intracranial vascular stent with excellent flexibility

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101448534A (en) * 2006-05-17 2009-06-03 生物技术公司 Anisotropic nanoporous coatings for medical implants
CN201840555U (en) * 2010-03-10 2011-05-25 谢建 Vessel stent being beneficial to being pressed and held
CN104127268A (en) * 2014-06-16 2014-11-05 苏州固基电子科技有限公司 Vascular stent firm in supporting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7291166B2 (en) * 2005-05-18 2007-11-06 Advanced Cardiovascular Systems, Inc. Polymeric stent patterns

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101448534A (en) * 2006-05-17 2009-06-03 生物技术公司 Anisotropic nanoporous coatings for medical implants
CN201840555U (en) * 2010-03-10 2011-05-25 谢建 Vessel stent being beneficial to being pressed and held
CN104127268A (en) * 2014-06-16 2014-11-05 苏州固基电子科技有限公司 Vascular stent firm in supporting

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Inventor after: Liu Xin

Inventor after: Wei Xianjuan

Inventor before: Sun Sanyou

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Effective date of registration: 20171214

Address after: 266041, Yongping Road 29, Licang District, Shandong, Qingdao

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Address before: 641408, No. 3, unit 7, building 242, Longhua District, Ziyang, Sichuan, Jianyang

Applicant before: Sun Sanyou

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Granted publication date: 20180109

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