带固定锁止螺钉的心脏扩张器的英文

cardiac dilator with block-screw for fixation

• 带:    belt; girdle; ribb ...
• 固定:    fixed; regular
• 锁:    lock
• 止:    stop; cut out
• 螺钉:    nut bolt; screw; s ...
• 的:    4次方是 The fourth po ...
• 心脏:    heart
• 扩张:    expand; enlarge; s ...
• 器:    implement; utensil ...