The cat is Lucifer.

A man lies in a hospital bed with a nasal cannula, then a cat is placed on his chest, followed by multiple kittens being placed on him as he smiles. A woman holds a black cat in a pet store. The scene shifts to a hospital where a man lies in a bed with a nasal cannula, then a cat is placed on his chest, followed by multiple kittens being placed on him as he smiles. A woman holds a black cat in a pet store.