rubber dam

rubber dam — 名詞

1. a flexible rubber sheet used in dentistry to isolate a single tooth by blocking

1.名詞B1
釋義

橡皮障

牙科隔離口水或外科引流用的橡膠片

a flexible rubber sheet used in dentistry to isolate a single tooth by blocking saliva, keeping the working area dry, and also cut into strips by surgeons to drain fluids from wounds during operations

例句

Dr. Chen placed a rubber dam around Mayumi's molar before starting the root canal treatment.

陳醫師在幫 Mayumi 的臼齒做根管治療前，先裝上了橡皮障。

dental usage: isolating a tooth during treatment

Surgeons use strips of rubber dam to drain fluids from wounds after operations.

外科醫師用條狀的橡皮障讓傷口在術後順利引流。

surgical usage: providing wound drainage

同義詞
  • dental dam

    a more specific term used only for the dental application, not for surgical drainage

  • cofferdam

    an older, less common synonym that highlights the 'dam' metaphor of keeping water out

用法筆記

In dentistry, the rubber dam is often called simply 'the dam' by professionals. The material is usually latex or a latex-free alternative for patients with allergies.

常見錯誤

❌The dentist placed a rubber dam around my gums.
✅The dentist placed a rubber dam around my tooth.
💡the dam holds around a single tooth, not the whole gum area.
❌The rubber dam is used to stop bleeding during surgery.
✅The rubber dam is used to drain fluids, not to stop bleeding.
💡a dam lets fluids out; it does not control bleeding.