A plaster cast (bandage) made of gypsum used to immobilize a broken or injured body part.
右腕にギプス包帯を巻いているのでしばらく不便だ。
My right arm is in a plaster cast, so it's inconvenient for a while.
医師はギプス包帯を外して骨の治り具合を確認した。
The doctor removed the plaster cast to check how the bone was healing.