lumbarization

例句：

1. 1. The patient underwent a lumbarization surgery to correct his spine curvature.
   患者接受了一次腰椎化手术来矫正他的脊柱弯曲。
2. 2. The doctor advised the patient to avoid activities that could lead to lumbarization.
   医生建议病人避免可能导致腰椎化的活动。
3. 3. After the accident, the victim's lumbarization was causing significant discomfort.
   事故后，受害者的腰椎化造成了严重的不适。