Does the sciatic nerve approach influence thigh tourniquet tolerance during below-knee surgery ?
在膝以下部位手术中坐骨神经阻滞是否能耐受大腿部止血带反应？
A tourniquet is generally not necessary for patients with peripheral vascular disease .
对外周血管基本能够的病人来说止血带通常是必须的。
Mr ridley is also generally sceptical about global warming , and worries that government policies advocated by greens today will be like treating a nosebleed by putting a tourniquet around one 's neck .
The only time to use a tourniquet , says charles pattavina , md , chief of emergency medicine at st. joseph hospital in bangor , maine , is when you know that everything below the wound is beyond repair ( say , the accident has amputated your finger , arm , or leg ) .
