...世纪，已有学者提出以分子生物学一遗传学一机器人一光导纤维一影像学一计算机组成的微创外科学的分子外科学（molecular surgery）将成为21世纪外科学的特征。
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Objective: to investigate the safety of low molecular weight heparin to prevent deep venous thrombosis after primary hip replacement surgery.
目的：研究人工髋关节置换术后使用低分子肝素预防深静脉血栓的安全性。
Conclusion The low molecular weight heparin is safe and effective in preventing postoperative deep vein thrombosis in patients following hip and knee surgery.
结论低分子肝素能安全、有效地预防髋膝关节术后深静脉血栓形成。
The characteristics in the molecular biology and its application in reconstructive surgery of the hip was reviewed.
作者综述了OP - 1的分子生物学特性及其在髋关节重建术中的应用。
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