right border of sternum

例句：

1. 1. The doctor performed a surgery on the patient's right border of sternum.
   医生为病人的胸骨右侧进行了手术。
2. 2.During the operation, the surgeon carefully removed the right border of sternum.
   在手术过程中，外科医生小心翼翼地切除了胸骨的右侧边缘。
3. 3. The patient was in pain due to the removal of the right border of sternum.
   由于移除了胸骨的右侧边缘，患者感到疼痛。