Sputum aspiration nursing bag

The utility model belongs to the technical field of medical nursing, and particularly relates to a sputum aspiration nursing bag. The sputum aspiration nursing bag comprises a nursing bag body and a disposable cup, wherein the disposable cup is positioned in the bag body and consists of a cup mouth, a folding wall and a cup bottom; and the folding wall can be folded. The disposable cup of the sputum aspiration nursing bag adopting the technical scheme can be folded. The nursing bag has a small size and high portability. Besides, the folding disposable cup does not deform easily.