PDLLA can be well absorbed by organism.
PDLLA能很好为机体吸收。
Objective To observe the reliability of DIKFIX PDLLA absorbable internal fixation screw in treatment of spongy bone fractures.
目的观察dikfix(迪康)PDLLA可吸收骨折内固定螺钉在治疗松质骨骨折的可靠性。
Objective To observe the effect of the poly dl lactide (PDLLA) used as cell culturing scaffold on the growth of rabbit chondrocytes.
目的观察国产外消旋聚乳酸(PDLLA)材料为细胞载体对软骨细胞吸附生长增殖的影响。
Results showed that, in the process of composite formation, PDLLA macromolecules served as a template for modulating nucleation and growth of hydroxyapatite.
结果表明在形成复合材料的过程中，聚乳酸大分子是作为模板来调控磷灰石的成核和生长的。
Objective:To study the biomechanics function of self-locking cerclage band made of biodegradable material poly-DL-lactic acid(PDLLA) in the fixation of fractures.
目的：研究生物降解聚-DL-乳酸（PDLLA）自锁式捆绑带固定骨折的生物力学性能。
Conclusion: the good fixation effect of PDLLA mini plates and screws was as same as that of the titanium mini plates and screws without the need of secondary operation.
结论：聚d, L乳酸小夹板、螺钉同金属钛小夹板、螺钉内固定一样，对颧弓骨折具有良好的骨内固定效果，对骨折愈合过程无任何不良影响，其显著优点是无需二次手术取出。
Objective:The aim of this experiment was to study the character of degradation of super_high molecular weight poly_DL_lactic acid (PDLLA) internal fracture_fixing system.
目的：观察超高分子量聚DL_乳酸（PDLLA）骨折内固定系统在下颌骨骨折内固定时的降解特性。
Objective To discuss the indication and the technology of treatment of long tubular bone fracture of the Limbs of Children with controlled absorbable PDLLA screw or stick.
目的探讨使用可吸收钉棒治疗部分儿童四肢骨干和干骺端骨折的适应症和技巧。
The results are as the following: the mucoperiosteal tissue in experimental group regenerated along the PDLLA biofilms and the mucoperiosteal defects were closed in 7 weeks.
结果显示，在实验组中粘骨膜组织沿着PDLLA膜生长，在第7周时其粘骨膜组织缺损完全关闭。
PDLLA/HA composite fibers were produced by melt spinning, and the choices of the process parameters such as temperature, revolving speed and drawing speed etc were discussed.
选用熔融纺丝法制备PDLLA／HA复合纤维，探索了熔融纺丝过程中温度、挤出机转速、拉伸速率、加料速度和冷却速率等一系列工艺参数的选择及其影响因素。
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 effect of temperature, vacuum, catalyst on the yield of DL la, the relationship between the temperature, time, catalyst content and average molar mass of PDLLA were discussed.
探讨了反应温度、真空度、催化剂对DLLA收率的影响，聚合温度、时间、催化剂用量与PDLLA平均摩尔质量的关系，对它们的结构进行了红外光谱测试。
The factors affecting the PDLLA molecular weight were found to be the monomer purity, the catalyst concentration, the polymerization temperature, the polymerization time and the vacuum.
研究了影响PDLLA分子量的因素包括丙交酯单体的纯度、催化剂的浓度、反应温度、反应时间及真空度等。
CONCLUSION: Bioabsorbable PDLLA plates and screws can be selectively used for internal fixation in single linear mandibular fractures, with the advantage that they do not need to be removed.
结论：在下颌骨单纯线性骨折治疗中，PDLLA小夹板螺钉是一种可选择的骨折内固定材料，优点是不需要二次手术取出。
CONCLUSION: Bioabsorbable PDLLA plates and screws can be selectively used for internal fixation in single linear mandibular fractures, with the advantage that they do not need to be removed.
结论：在下颌骨单纯线性骨折治疗中，PDLLA小夹板螺钉是一种可选择的骨折内固定材料，优点是不需要二次手术取出。
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