prepatellar bursa

例句：

1. 1. The patient's knee was swollen and painful, and a prepatellar bursa was suspected.
   患者膝盖肿胀疼痛，怀疑是髌前滑囊炎。
2. 2.During the surgery, the surgeon removed the prepatellar bursa to relieve the pressure on the knee joint.
   手术中，外科医生切除了髌前滑囊以减轻对膝关节的压力。
3. 3. The patient was advised to rest and avoid activities that could strain the knee, as it was likely dueto an injury in the prepatellar bursa.
   患者被建议休息，避免可能导致膝部受伤的活动，因为很可能是髌前滑囊的损伤。