A counterpulsation inflator, comprising: a belt body, the belt body is elastic and its opposite ends in the extending direction are respectively provided with a first joint part and a second joint part, the belt body is used to wrap the lower limbs and the second joint part A connecting portion and the second connecting portion can be detachably combined and fixed. The belt body is provided with at least one accommodating pocket on one side, the accommodating pocket has at least one opening, and the belt body is opened at a corresponding position of the accommodating pocket There is an air spout, the air spout communicates with the accommodating pocket； at least one airbag bag, the at least one airbag bag is detachably accommodated in the at least one accommodating pocket, and the at least one airbag bag encloses an inflatable space and There is an air nozzle connected between the inflation space and the outside. When the at least one airbag bag is accommodated in the containing pocket, the air nozzle passes through the air nozzle opening and is exposed outside the belt body.一種反搏充氣裝置，包含：一帶體，該帶體具有彈性且其延伸方向上之相對兩端分別具有一第一結合部與一第二結合部，該帶體供繞裹一下肢且該第一結合部與該第二結合部能可拆地結合固定，該帶體並於其中一面設有至少一容納口袋，該容納口袋具有至少一開口，該帶體並於該容納口袋之對應處開有一氣嘴口，該氣嘴口與該容納口袋連通；至少一氣囊袋，該至少一氣囊袋供可拆地容設於該至少一容納口袋內，該至少一氣囊袋圍構一充氣空間並具有一氣嘴，該氣嘴連通於該充氣空間與外界之間，當該至少一氣囊袋容設於該容納口袋中時，該氣嘴穿過該氣嘴口而外露於該帶體之外。
