Objective to investigate the clinical efficacy of poly lactic acid membrane (PLAM) in the prevention of epidural adhesion after lumbar laminectomy.
目的观察聚乳酸防黏连膜(PLAM)对椎板切除术后预防硬膜外黏连的临床效果。
Polylactic acid (PLA) is a linear aliphatic polyester produced by poly-condensation of naturally produced lactic acid or by the catalytic ring opening of the lactide group.
聚乳酸(PLA)是一种线性脂肪族聚酯的聚乳酸中自然产生的或由丙交酯开环缩合催化剂组产生。
Objective To assess the efficacy, safety and feasibility of a new biodegradable poly-lactic acid stent in repair of bile duct injury.
目的评价一种新型的可降解聚乳酸支架在胆管损伤胆管修复中的支撑作用和其安全性以及可行性。
In this paper, synthesis of poly (lactic acid) and its copolymer, influence factors are introduced, and new polymerization methods are also introduced.
介绍了聚乳酸及其共聚物的合成方法及影响因素，并介绍了几种新的聚合方法。
Poly(lactic acid) plastics:how far away from the market?
聚乳酸塑料，离市场有多远?。
With the Zinc as the catalyst, lactide monomer was obtained by decomposition of low polymer. With the zinc diethyl as the catalyst, the lactide was polymerized to Poly(DL-lactic acid).
以锌为催化剂由乳酸的低聚物裂解制得单体丙交醋，再由二乙基锌引发开环聚合得到高分子量的聚乳酸。
This paper reviewed the general situations of synthesis processes and application of poly (lactic acid), and concentracted on the update progress situations on synthesis technology and application.
较全面地介绍了聚乳酸的合成方法和应用现状，重点阐述了聚乳酸的合成技术和应用的最新进展。
This paper made a review on the application of poly (lactic acid) and its copolymers in controlled release and organ-targeted release.
本文对聚乳酸及其共聚物在药物控释及靶向方面的研究进行综述和展望。
Methods This composite with single particle-like Hydroxyapatite embedded in the Poly (DL-lactic acid) (PDLLA) matrix was prepared by applying the uniform compounding technique.
方法利用均匀复合技术，制备出羟基磷灰石在聚乳酸基体中呈单颗粒的复合材料；
The synthesis and modification methods for biodegradable poly(lactic acid) are introduced.
介绍了可降解材料聚乳酸树脂的合成与改性方法。
Starting from d, Llactic acid and glycolic acid, biodegradable drug delivery material poly (lactic acid-glycolic acid) (PLGA) was directly synthesized via melt polycondensation.
以d,l乳酸、乙醇酸为原料，通过熔融聚合法直接合成生物降解材料聚乳酸乙醇酸(PLGA)。
The encapsulation efficiency and drug loading of triptolide-loaded poly (d, L-lactic acid) nanoparticles were analyzed by RP-HPLC and ultracentrifuge method in this study.
本文研究了反相高效液相色谱和超速冷冻离心测定雷公藤甲素聚乳酸纳米粒包封率和载药量的方法。
The heat resistant poly(lactic acid) was studied, the structure and properties were characterized by FTIR, DSC, TG, X-ray diffraction, heat shrinkage and breakage strength.
研究了一种耐热聚乳酸，并对其进行了红外光谱、示差扫描量热分析、热重分析、X-射线衍射、热收缩及断裂强力等测试。
Poly (lactic acid) microspheres with different surface charges have been prepared by using cationic, anionic or nonionic surfactants as the microspheres' surface stabilizers.
采用不同的表面活性剂制备得到不同表面电荷性质的聚乳酸微球。
It was pointed out that the industrial production of poly (lactic acid) fiber could be realized by reducing the production cost and developing new spinning process.
指出聚乳酸纤维的工业化关键是降低生产成本，开发新的纺丝成形工艺。
Conclusions The biodegradable poly-lactic acid stent is effective, safe and feasible in repair of bile duct injury.
结论可降解聚乳酸支架能有效支撑胆管，安全，可行，为胆管损伤的支撑治疗提供了一个新的材料。
Poly(lactic acid)(PLA)is a well-known biocompatible & bioresorbable polymer, which is being increasingly used as a biomaterial for temporary therapeutic applications.
聚乳酸是近年来获得广泛应用的生物相容性良好的生物材料。
Poly (lactic acid) and its copolymers are a potential general green polymer in 21 century, and their monomer preparation and polymerization methods have become an investigative hotspot nowadays.
聚乳酸及其共聚物可望成为2 1世纪的通用绿色高分子，其单体制备方法及聚合方法的改进成为当前研究的热点。
Blending of poly (lactic acid) and starch is an effective and feasible way to obtain materials with specific biodegradable properties.
将聚乳酸与淀粉共混是一种简单易行的好方法，可以得到完全降解的复合材料。
A brief introduction is given on progress in poly (lactic acid) modification research in recent years.
综述了近几年生物降解材料聚乳酸的改性研究进展。
Disclosed is a means for producing lactide efficiently in the production of a poly(lactic acid) by depolymerizing a lactic acid oligomer to produce lactide and ring-opening-polymerizing lactide.
本发明在对乳酸低聚物进行解聚并对得到的丙交酯进行开环聚合的聚乳酸的制造中，提供一种高效地得到丙交酯的方法。
The company is the supplier of biochemical products of lactic acid series, poly-lactic acid series and glucose series, etc.
公司生产的乳酸系列、聚乳酸系列、葡萄糖系列等生化产品。
Poly (lactic acid) (PLA) was in situ grafted to starch in one step by using solution method and get the starch grafted PLA copolymer.
采用溶液聚合法，在淀粉上原位接枝聚合得到淀粉接枝聚乳酸共聚物。
The result shows the viscosity-average molecular weight of poly(L-lactic acid) attains to 232,000 synthesized by optimizing the reactive conditions.
结果表明：通过优化反应条件，使得在苯溶剂中合成出的聚L-乳酸的粘均分子量可达到232，000。
In this paper, poly (L-lactic acid) was synthesized by indirect method.
本文主要研究采用间接法合成聚l -乳酸。
This review focuses on the properties and applications of the Poly-lactic-acid materials. The prospects of polylactides are also discussed.
主要介绍了聚乳酸类材料的性能及应用，并对其市场前景进行了分析。
The preparation, degradation, and cytocompatibility of poly-L-lactic acid (PLLA) scaffold for cartilage tissue engineering were studied in this thesis.
本文以聚- L -乳酸(PLLA)为原料，研究了多孔支架的制备、体外降解和软骨细胞的相容性。
Duct to duct anastomosis was done by 5-0 absorbable suture with stenting of the biodegradable poly-1-lactic Acid stent.
用5个零可吸收线缝合进行胆管对端吻合，在吻合口放置一根螺旋型可降解聚乳酸支架。
Duct to duct anastomosis was done by 5-0 absorbable suture with stenting of the biodegradable poly-1-lactic Acid stent.
用5个零可吸收线缝合进行胆管对端吻合，在吻合口放置一根螺旋型可降解聚乳酸支架。
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