This GIF is worth 115 words A round rubber diaphragm with a hole in the center creates a seal with the piston at the top of its stroke. A brass sleeve and pin protrude through the diaphragm ...

Plication of the diaphragm is performed for paralysis or eventration (abnormal elevation/shape) of the diaphragm which can result in breathing difficulties. Diaphragm paralysis is typically due to ...