club-foot sheep's foot roller

例句：

1. 1.The club-foot sheep's foot roller was designed to correct the deformity of the patient's foot.
   这个足部畸形矫正器被设计用来纠正病人的脚部畸形。
2. 2. The child's club-foot sheep's foot roller was removed during surgery.
   在手术中，孩子的足部畸形矫正器被移除了。
3. 3.The club-foot sheep's foot roller is a common treatment for club-foot, which can cause difficulty walking.
   足部畸形矫正器是治疗马蹄内翻足的常见方法，这种病会导致行走困难。