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骨科生物医用材料 被引量:9
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作者 朱振安 毛远青 《生物骨科材料与临床研究》 CAS 2005年第3期21-23,28,共4页
生物医学材料是指和生物系统相互作用,用于生物系统疾病的诊断、治疗、修复或替换生物体组织和器官,增进或恢复其功能的材料.国际化标准组织将生物医学材料定义为"以医疗为目的,与活组织接触并形成功能的无生命材料"[1].根据... 生物医学材料是指和生物系统相互作用,用于生物系统疾病的诊断、治疗、修复或替换生物体组织和器官,增进或恢复其功能的材料.国际化标准组织将生物医学材料定义为"以医疗为目的,与活组织接触并形成功能的无生命材料"[1].根据在活体组织与材料的相互作用方式,可将材料分为生物惰性材料、生物活性材料和生物可降解吸收材料.根据材料的性质可将生物医学材料分为生物医用金属材料、生物医用高分子材料、生物医用无机材料(主要指陶瓷)和生物医用复合材料等,其中生物医用复合材料是不同材料的混合或结合,它可以克服单一材料的缺点,获得性能更优越的材料. 展开更多
关键词 骨科生物医用材料 活体组织 材料 生物惰性材料 生物活性材料 生物可降解吸收材料
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生物可降解吸收内固定物的特性及临床应用研究进展
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作者 李海航 赵洋 +1 位作者 曹烈虎 苏佳灿 《中华创伤杂志》 CAS CSCD 北大核心 2015年第7期600-603,共4页
伴随着内固定技术的发展,骨科手术不仅对内固定器械的需求越来越高,而且对内固定材料的发展要求也越来越高,包括强度、刚度、韧性、抗腐蚀性、内固定物表面结构以及生物相容性等.生物可降解吸收材料的出现及发展使得可临床应用的内固定... 伴随着内固定技术的发展,骨科手术不仅对内固定器械的需求越来越高,而且对内固定材料的发展要求也越来越高,包括强度、刚度、韧性、抗腐蚀性、内固定物表面结构以及生物相容性等.生物可降解吸收材料的出现及发展使得可临床应用的内固定物从种类的选择上有了一定的拓展. 展开更多
关键词 生物可降解吸收材料 内固定物 临床应用 内固定技术 内固定器械 内固定材料 生物相容性 骨科手术
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Degradable, absorbable or resorbable——what is the best grammatical modifier for an implant that is eventually absorbed by the body?
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作者 刘洋 郑玉峰 拜伦海耶斯 《Science China Materials》 SCIE EI CSCD 2017年第5期377-391,共15页
The adoption of grammatical modifier for im- plants or other kinds of biomaterials eventually absorbed by the body has been a long-standing confusing issue, and there are diverse terms in the large fields of research,... The adoption of grammatical modifier for im- plants or other kinds of biomaterials eventually absorbed by the body has been a long-standing confusing issue, and there are diverse terms in the large fields of research, which not only causes the difficulties when searching on the Internet, but also blurs the meaning and boundaries for researchers. Prior unification attempts at laws/standards set the basis for such research fields towards researching, labeling, marketing and instructions for use. Considering this, the typical gram- matical modifiers "biodegradable", "resorbable" "absorbable", along with their noun forms used in the decades of scien- tific research have been reviewed and explained, interdiscipli- nary in chemistry, ecology, materials science, biology, micro- biology, medicine, and based on usage customs, laws, stan- dards and markets. The term "biodegradable" has been not only used in biomaterials but also in ecology waste manage- ment, biomedicine and even natural environment. Mean- while, the term "resorbable" has long been used in biological reaction (osteoclast driven bone resorption), but is inappro- priate for implants that do not carry the potential to grow back into their original form. The term "absorbable" focuses more on the host metabolism to the foreign biodegradation products of the implanted material/device compared with the term "degradable/biodegradable". Meanwhile the coherence and normalization of the term "absorbable" carried by its own in laws and standards contributes as well. In general, the au- thors consider the term "absorbable" to be the best grammat- ical modifier with respect to other adjectives which share the same inherence. A further internationally unified usage is proposed by us. 展开更多
关键词 biodegradation BIOABSORPTION bioresorption biodegradable ABSORBABLE biomaterials
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