Hoffmann's sign

例句：

1. 1. The doctor performed Hoffmann's sign to check for signs of...
   医生执行了霍夫曼征来检查...的迹象。
2. 2.During the examination, the patient underwent Hoffmann's sign to detect...
   在检查过程中，患者接受了霍夫曼征以检测...。
3. 3. The patient was asked to perform Hoffmann's sign as part of the diagnostic process。
   作为诊断过程的一部分，患者被要求执行霍夫曼征。