| 释义 |
pneumatic dilator pneumatic dilatorany of a variety of catheters fitted with distal balloons that can be inflated to desired pressures for overcoming obstructions in hollow viscera; most often used to rupture the lower esophageal sphincter to treat achalasia.pneu·mat·ic di·la·tor (nū-mat'ik dī'lā-tŏr) Any of a variety of catheters fitted with distal balloons that can be inflated to desired pressures for overcoming obstructions in hollow viscera; most often used to rupture the lower esophageal sphincter to treat achalasia |