CN111632195A - 一种改善细胞成骨性能的医疗植入物及其制备方法 - Google Patents
一种改善细胞成骨性能的医疗植入物及其制备方法 Download PDFInfo
- Publication number
- CN111632195A CN111632195A CN202010447319.4A CN202010447319A CN111632195A CN 111632195 A CN111632195 A CN 111632195A CN 202010447319 A CN202010447319 A CN 202010447319A CN 111632195 A CN111632195 A CN 111632195A
- Authority
- CN
- China
- Prior art keywords
- medical implant
- implant
- laser
- improving
- medical
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/3094—Designing or manufacturing processes
- A61F2/30942—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/54—Biologically active materials, e.g. therapeutic substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2002/3093—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth for promoting ingrowth of bone tissue
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/3094—Designing or manufacturing processes
- A61F2002/3097—Designing or manufacturing processes using laser
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/216—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials with other specific functional groups, e.g. aldehydes, ketones, phenols, quaternary phosphonium groups
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/412—Tissue-regenerating or healing or proliferative agents
-
- 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
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/18—Modification of implant surfaces in order to improve biocompatibility, cell growth, fixation of biomolecules, e.g. plasma treatment
-
- 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
- A61L2420/02—Methods for coating medical devices
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Medicinal Chemistry (AREA)
- Optics & Photonics (AREA)
- Dermatology (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Molecular Biology (AREA)
- Geometry (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Laser Beam Processing (AREA)
- Prostheses (AREA)
Abstract
本发明公开了一种改善细胞成骨性能的医疗植入物及其制备方法,将打磨清洗后的医疗金属通过激光加工制得具有超亲水性能的表面结构,在所述的超亲水表面上制备他汀类药物涂层,可使药物负载更加均匀、充分,本发明的具有药物涂层的医疗植入物具有增强人体细胞成骨性能的功能,有利于植入物植入体内后与人体组织迅速紧密结合,有利于移植手术的顺利进行,有效避免移植失败带来的二次伤害。
Description
技术领域
本发明涉及一种改善细胞成骨性能的医疗植入物及其制备方法,属于医用材料激光表面加工技术领域。
背景技术
在医学发达的今天,植入医疗器械已经成为治疗骨科疾病最有效的手段之一。随着人口老龄化的加剧,市场对于高性能医疗植入物的需求持续增加。然而,骨科植入也存在着一些问题:植入物和人体骨界面难以完全结合,会导致假体植入后发生假体松动、骨溶解等严重问题,假体松动发生率高达10%~25%,导致植入手术的失败。目前,接受骨科移植手术的主要人群为老年人,移植手术的失败将对其造成严重的二次伤害。
他汀类药物在近来被发现有助于骨的重建。通过降低对骨吸收及骨形成均有影响的甲羟戊酸的产生,调控骨形成发生蛋白-2(BMP-2)基因的表达,同时抑制骨髓基质干细胞的脂肪细胞分化,而向成骨细胞分化,以刺激骨的形成。因为他汀类药物具有的调节骨代谢、炎症和血管发生等作用,其常被用做治疗骨质疏松等骨代谢疾病。
超亲水性是指水滴在表面的接触角不超过5°的现象。超亲水性结构能使药物溶液稳定地负载在植入物表面,形成均匀的药物涂层,在医疗假体植入体内后发挥作用,达到增加植入物与骨组织结合强度的目的。目前超亲水性表面结构的制备方法主要包括模板法、电化学沉积、刻蚀以及溶胶-凝胶等。但是,这些方法大多具有自身的限制,如涉及危险的化学品,复杂的程序,较低的加工效率,对材料的种类、尺寸以及形状依赖性较大等。近年来,超快激光器的快速发展为表面微米和纳米结构的制造提供了新的强大工具。采用激光处理在金属表面形成微细结构,可实现亲水性能。作为替代方案,超快激光表面加工技术因其具有高效、灵活、非接触、无污染、热影响区小、高度可控以及对基材无依赖等优点,已成为微纳结构加工的后起之秀,在超亲水表面的制备方面取得了一系列突出的研究成果。
发明内容
本发明的目的在于提供一种改善细胞成骨性能的医疗植入物及其制备方法,可广泛应用于金属医疗植入物的表面处理,使植入物与人体组织结合更加紧密。
为了实现以上目的,本发明所采用的技术方案是:一种改善细胞成骨性能的医疗植入物,所述的医疗植入物表面经飞秒激光加工,具有超亲水性能,在所述的超亲水表面上制备他汀类药物涂层,可使药物负载更加均匀、充分。所述的具有药物涂层的医疗植入物具有增强人体细胞成骨性能的功能,有利于植入物植入体内后与人体组织迅速紧密结合。
所述的植入物材料为可以用于生物医学材料的镁基合金、钛基合金以及不锈钢等材料。
所述的他汀类药物包括洛伐他汀、辛伐他汀、普伐他汀、氟伐他汀、西伐他汀和阿伐他汀等。
一种上述的改善细胞成骨性能的医疗植入物的制备方法,流程如图2所示,主要包括如下步骤:
(1)对医疗植入物材料表面进行打磨、抛光,使用除油清洗剂清洗处理;
(2)利用超快激光加工设备对步骤(1)清洗后的医用金属材料进行扫射,在材料表面获得超亲水性结构,加工过程在惰性气体保护下进行;
(3)将经过激光处理的,含有超亲水性表面的生物植入物材料浸泡在浓度在1mMol/L的他汀类药物溶液中,1分钟后取出样品,烘干至材料表面完全干燥,得到含有他汀类药物涂层的,可以改善成骨性能的医疗植入物。
其中,步骤(2)中设定的激光参数为:激光波长为193nm-1070nm,激光脉宽为50fs-500ps,激光功率为0.5W-100W,激光脉冲频率为1kHz-1MHz;
其中,步骤(2)中利用振镜扫描使激光在金属材料表面以一定速度扫射,扫描速度为0.2mm/s-3000mm/s,扫描间距为10μm-200μm,扫描次数为5-100次。
本发明涉及一种改善细胞成骨性能的医疗植入物及其制备方法,相对于未经处理的医疗植入物,本发明能提高人体细胞的成骨活性,增强骨细胞与植入物之间的结合。加快植入假体后的术后恢复。本发明采用超快激光对植入物金属表面进行改性处理,使其具有超亲水性能,使药物在植入体表面分布更加均匀。
本发明的优点在于:
(1)本发明的医疗植入物表面含有他汀类药物涂层,有助于植入后骨的重建,提高成骨活性,加快术后恢复。
(2)本发明的医疗植入物材料表面经过激光直写***加工,具有超亲水性能,材料表面上的药物涂层覆盖更均匀。
(3)本发明涉及的改善细胞成骨性能的医疗植入物的制备方法利用激光加工,能够通过改变激光参数,适应各种生物金属材料加工要求,加工热影响小,能够保持生物金属材料基体原有的机械性能。
(4)该方法加工速度快,加工方法灵活,适用于各种形状、尺寸的材料加工。
附图说明:
图1所示为本发明涉及的改善细胞成骨性能的医疗植入物的结构示意图;
图2所示为本发明方法流程图;
图3所示为本发明中超快激光制备超亲水结构的显微结构图;
图4所示为本发明中所制得的钛合金样品的超亲水表面与未处理钛合金表面与洛伐他汀溶液的接触角对比。
具体实施方式:
下面结合附图和具体实施例,对本发明作进一步说明。
如图所示,一种改善细胞成骨性能的医疗植入物,所述的医疗植入物表面经飞秒激光加工,具有超亲水性能,在所述的超亲水表面上制备他汀类药物涂层,可使药物负载更加均匀、充分。所述的具有药物涂层的医疗植入物具有增强人体细胞成骨性能的功能,有利于植入物植入体内后与人体组织迅速紧密结合。
所述的植入物材料为可以用于生物医学材料的镁基合金、钛基合金以及不锈钢等材料。
所述的他汀类药物包括洛伐他汀、辛伐他汀、普伐他汀、氟伐他汀、西伐他汀和阿伐他汀等。
一种上述的改善细胞成骨性能的医疗植入物的制备方法,流程如图2所示,主要包括如下步骤:
(1)对医疗植入物材料表面进行打磨、抛光,使用除油清洗剂清洗处理;
(2)利用超快激光加工设备对步骤(1)清洗后的医用金属材料进行扫射,在材料表面获得超亲水性结构,加工过程在惰性气体保护下进行;
(3)将经过激光处理的,含有超亲水性表面的生物植入物材料浸泡在浓度在1mMol/L的他汀类药物溶液中,1分钟后取出样品,烘干至材料表面完全干燥,得到含有他汀类药物涂层的,可以改善成骨性能的医疗植入物。
其中,步骤(2)中设定的激光参数为:激光波长为193nm-1070nm,激光脉宽为50fs-500ps,激光功率为0.5W-100W,激光脉冲频率为1kHz-1MHz;
其中,步骤(2)中利用振镜扫描使激光在金属材料表面以一定速度扫射,扫描速度为0.2mm/s-3000mm/s,扫描间距为10μm-200μm,扫描次数为5-100次。
实施例1:
(1):取2mm厚度的TC4钛合金样片打磨抛光至1200目,置于无水酒精中超声波清洗5分钟,干燥。
(2):将抛光清洗后的样品置于飞秒激光加工***(波长1064nm)的工作台上,设置激光功率为6W,频率为100KHz,扫描速度为15mm/s,扫描间距为60mm,扫描次数15次,启动激光加工***开始加工,获得超亲水表面结构。
(3):将加工后的钛合金样品浸入到1mMol/L的洛伐他汀药物溶液中,60s后取出,常温下烘干至溶剂完全挥发。
实施例2:
(1):取2mm厚度的316L不锈钢样片打磨抛光至1200目,置于无水酒精中超声波清洗5分钟,干燥。
(2):将抛光清洗后的样品置于飞秒激光加工***(波长1064nm)的工作台上,设置激光功率为4W,频率为200KHz,扫描速度为20mm/s,扫描间距为80mm,扫描次数20次,启动激光加工***开始加工,获得超亲水表面结构。
(3):将加工后的不锈钢样品浸入到1mMol/L的辛伐他汀药物溶液中,60s后取出,常温下烘干至溶剂完全挥发。
本发明方案所涉及的技术手段不仅限于上述技术手段所涉及的技术手段,还包括由以上技术特征任意组合所组成的技术方案。本发明要求保护的范围以权利要求书界定的范围为准。
Claims (6)
1.一种改善细胞成骨性能的医疗植入物,其特征在于:所述的医疗植入物表面经飞秒激光加工,具有超亲水性能,在所述的超亲水表面上制备他汀类药物涂层,可使药物负载更加均匀、充分。所述的具有药物涂层的医疗植入物具有增强人体细胞成骨性能的功能,有利于植入物植入体内后与人体组织迅速紧密结合。
2.根据权利要求1所述的一种改善细胞成骨性能的医疗植入物,其特征在于:所述的植入物材料为可以用于生物医学材料的镁基合金、钛基合金以及不锈钢等材料。
3.根据权利要求1所述的一种改善细胞成骨性能的医疗植入物,其特征在于:所述的他汀类药物包括洛伐他汀、辛伐他汀、普伐他汀、氟伐他汀、西伐他汀和阿伐他汀等。
4.根据权利要求1所述的一种改善细胞成骨性能的医疗植入物,其特征在于,其制备方法主要包括如下步骤:
步骤(1)、对医疗植入物材料表面进行打磨、抛光,使用除油清洗剂清洗处理;
步骤(2)、利用超快激光加工设备对步骤(1)清洗后的医用金属材料进行扫射,在材料表面获得超亲水性结构,加工过程在惰性气体保护下进行;
步骤(3)、将经过激光处理的,含有超亲水性表面的生物植入物材料浸泡在浓度在1mMol/L的他汀类药物溶液中,1分钟后取出样品,烘干至材料表面完全干燥,得到含有他汀类药物涂层的,可以改善成骨性能的医疗植入物。
5.根据权利要求4所述的一种改善细胞成骨性能的医疗植入物的制备方法,其特征在于,步骤(2)中设定的激光参数为:激光波长为193nm-1070nm,激光脉宽为50fs-500ps,激光功率为0.5W-100W,激光脉冲频率为1kHz-1MHz。
6.根据权利要求4所述的一种改善细胞成骨性能的医疗植入物的制备方法,其特征在于,步骤(2)中利用振镜扫描使激光在金属材料表面以一定速度扫射,扫描速度为0.2mm/s-3000mm/s,扫描间距为10μm-200μm,扫描次数为5-100次。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010447319.4A CN111632195A (zh) | 2020-05-25 | 2020-05-25 | 一种改善细胞成骨性能的医疗植入物及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010447319.4A CN111632195A (zh) | 2020-05-25 | 2020-05-25 | 一种改善细胞成骨性能的医疗植入物及其制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111632195A true CN111632195A (zh) | 2020-09-08 |
Family
ID=72323655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010447319.4A Pending CN111632195A (zh) | 2020-05-25 | 2020-05-25 | 一种改善细胞成骨性能的医疗植入物及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111632195A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113476658A (zh) * | 2021-07-16 | 2021-10-08 | 北京理工大学重庆创新中心 | 一种基于贝塞尔光束的骨关节植入物表面处理方法 |
CN113618234A (zh) * | 2021-07-21 | 2021-11-09 | 丹源医学科技(杭州)有限公司 | 一种植入人体的薄壁金属外壳的表面粗化方法 |
CN114392392A (zh) * | 2022-02-15 | 2022-04-26 | 西南科技大学 | 一种高生物活性的个性化定制聚醚醚酮植入假体的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0956549A (ja) * | 1995-06-14 | 1997-03-04 | Toto Ltd | 防曇性鏡 |
CN101712102A (zh) * | 2009-09-15 | 2010-05-26 | 江苏大学 | 仿生金属超润湿跨尺度结构设计方法与制备方法 |
CN103357070A (zh) * | 2013-07-26 | 2013-10-23 | 河北工业大学 | 具有诱导成骨活性的医用β钛合金复合材料及其制备方法 |
CN103768653A (zh) * | 2014-01-08 | 2014-05-07 | 浙江大学 | 用于骨质疏松治疗的再生活性人工种植体及制备方法 |
CN109529186A (zh) * | 2018-12-17 | 2019-03-29 | 广东工业大学 | 一种药物涂层非晶合金微针及其制作方法 |
-
2020
- 2020-05-25 CN CN202010447319.4A patent/CN111632195A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0956549A (ja) * | 1995-06-14 | 1997-03-04 | Toto Ltd | 防曇性鏡 |
CN101712102A (zh) * | 2009-09-15 | 2010-05-26 | 江苏大学 | 仿生金属超润湿跨尺度结构设计方法与制备方法 |
CN103357070A (zh) * | 2013-07-26 | 2013-10-23 | 河北工业大学 | 具有诱导成骨活性的医用β钛合金复合材料及其制备方法 |
CN103768653A (zh) * | 2014-01-08 | 2014-05-07 | 浙江大学 | 用于骨质疏松治疗的再生活性人工种植体及制备方法 |
CN109529186A (zh) * | 2018-12-17 | 2019-03-29 | 广东工业大学 | 一种药物涂层非晶合金微针及其制作方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113476658A (zh) * | 2021-07-16 | 2021-10-08 | 北京理工大学重庆创新中心 | 一种基于贝塞尔光束的骨关节植入物表面处理方法 |
CN113618234A (zh) * | 2021-07-21 | 2021-11-09 | 丹源医学科技(杭州)有限公司 | 一种植入人体的薄壁金属外壳的表面粗化方法 |
CN113618234B (zh) * | 2021-07-21 | 2023-03-07 | 丹源医学科技(杭州)有限公司 | 一种植入人体的薄壁金属外壳的表面粗化方法 |
CN114392392A (zh) * | 2022-02-15 | 2022-04-26 | 西南科技大学 | 一种高生物活性的个性化定制聚醚醚酮植入假体的制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111632195A (zh) | 一种改善细胞成骨性能的医疗植入物及其制备方法 | |
US8920869B2 (en) | Osseoinductive metal implants for a living body and producing method thereof | |
CN102732898B (zh) | 在医用钛或钛合金表面制备微纳米复合结构的方法 | |
US20040000540A1 (en) | Laser texturing of surfaces for biomedical implants | |
CN100581708C (zh) | 飞秒激光在钛或钛合金植入材料表面处理中的应用 | |
RU2385740C1 (ru) | Биоактивное покрытие на имплантате из титана и способ его получения | |
CN107638591B (zh) | 一种生物抗氧化性能良好的二氧化铈掺杂羟基磷灰石涂层及其应用 | |
CN113529158B (zh) | 一种电化学去合金法在tc4钛合金表面制备多孔结构的工艺 | |
CN106267342A (zh) | 一种牙科种植体及其制备方法 | |
CN109731135A (zh) | 一种种植体表面亲水性的处理工艺 | |
CN114606499B (zh) | 一种表面具有微孔结构的金属及其制备方法与应用 | |
CN113289056A (zh) | 一种3d打印钛网及其制备方法和应用 | |
CN113564683A (zh) | 一种钛合金股骨柄假体的电解质等离子体抛光方法 | |
CN110158020B (zh) | 一种超声辅助感应加热制备纳米结构氧化膜的方法 | |
Neto et al. | Protein absorption on titanium surfaces treated with a high-power laser: A systematic review | |
CN108042847B (zh) | 一种改善钛合金种植体表面生物仿生矿化能力的方法 | |
US20120074098A1 (en) | Process for Treatment of the Surface of a Dental Implant | |
CN114453593B (zh) | 一种具有生物活性的个性化定制钛合金植入体支架的制备方法 | |
Prasad et al. | Current trends in surface textures of implants | |
CN111467577B (zh) | 一种医用金属骨植入材料 | |
CN111363995B (zh) | 一种医用金属骨植入材料的制备方法 | |
CN113798678A (zh) | 一种激光诱导口腔钛合金植入物高生物活性表面的方法 | |
EP3027234B1 (en) | Osteoinductive materials | |
CN112301399A (zh) | 一种牙科种植体的表面处理方法 | |
CN112914762A (zh) | 一种钛合金牙种植体表面处理工艺 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200908 |