sternal spatula

例句：

1. 1. The surgeon used a sternal spatula to cut through thepatient's chest wall.
   外科医生用一根肋骨叉子切开了病人的胸壁。
2. 2. During surgery, the surgeon useda sternal spatula to retract the organs from the patient's body.
   手术中，外科医生用一根肋骨叉子将器官从病人的身体上拉出。
3. 3. The sternal spatula was essential for performing the delicateprocedure of sternotomy.
   肋骨叉子是进行胸骨切除术这一精细操作所必需的工具。