拔栓

H. When a free flow of blood appears in the syringe, remove the syringe and occlude the needle with a finger to prevent air embolism.

当注射器回血通畅，稳住，保留针头、拔下注射器，并用手指遮蔽针头尾部以避免气体进入血管导致气栓。

For the more, we study the anchor and hanging performances of expansion bolt in the masonry. The results indicate that this kind of masonry can satisfy the requirements of anchor or hanging force in decoration of building.

通过锚栓在砌体中的后锚固性能试验研究和墙体吊挂力试验研究，表明砌体具有一定的锚固抗拔性能和抗弯剪荷载能力，基本能够满足后装修较小锚固力及吊挂力要求。

Methods 38 cases with 53 hips of ANFH treated with the method of thrombolysis and opening catheterizing and perfusing medial and lateral circumflex arteries.Those drugs are Urokinase 200 thousand Units,Danshen Root 20 ml and Ligustrazine 20 mg. Retention catheter was held in the target vessels and infused the same drugs besides Heparin 4500u in 3 days. To evaluate therapeutic effect ,the DSA of the femoral artery and x-ray plain film and/or CT/MRI of the femoral head were performanced. Results All cases were followed up 1~16 (mean 9.5) months.

方法对38例ANFH患者的53髋先常规行股动脉DSA，后在股骨头的供血动脉旋股内、外侧动脉内灌注溶栓、扩血管药物，即在每支血管内注入稀释后的尿激酶 20万u、丹参10 ml及川芎嗪20 mg；术后保留导管于动脉内，经导管每日注入同剂量的药物及肝素钠4500 u，连用3天后拔管，治疗后复行股动脉DSA检查及行股骨头X线平片及/或CT、MR随访以评估疗效。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。