patchs,epidural blood 《英文msh詞典》Patchs,Epidural Blood ; [入口詞] Patchs,Epidural Blood ; [主題詞] Blood Patch,Epidural ; [英文釋義] The injection of autologous blood into the epidural space either as a prophylactic treatment immediately following an epidural puncture or for treatment of headache as a result of an epidural puncture.