骨科术后患者因长期卧床,导致下肢静脉血液回流滞缓,血液易成高凝状态导致下肢深静脉血栓形成,而下肢静脉血栓一旦脱落,极易形成肺栓塞危及生命。因此,做好静脉血栓形成的预防及护理,是临床护理工作的重点。本科自2007年1月至2009年6月共收治142例下肢术后长期卧床患者,随机对 Patients with orthopedic surgery due to prolonged bed rest, resulting in slow venous return of blood in the lower extremities, the blood easily become hypercoagulable state lead to lower extremity deep vein thrombosis, and venous thrombosis of the lower extremities, easily lead to pulmonary embolism life-threatening. Therefore, good venous thrombosis prevention and care, is the focus of clinical nursing. Undergraduate from January 2007 to June 2009 were treated 142 cases of lower extremity ambulatory patients, randomized