Patent ID: 8302226

Claim:
A negative pressure care bed, comprising a worktable; an armrest; a rocking bed having an upper bed surface and a lower bed surface; a mattress; a body comprising an upper part and a lower part; multiple excretion holes; a pair of trousers; a bed pan; a waste container having an inlet and an outlet; and a noise reduction oven; wherein said upper part is connected to said lower part via a hinge; a first lifter is disposed on said upper part; a groove is disposed at the bottom of said negative pressure care bed and formed via said worktable and said armrest; said rocking bed is disposed on said groove via multiple bearing supports; said excretion holes are disposed on said mattress and on said lower bed surface of said rocking bed; said trousers are disposed on said excretion hole; said bed pan is disposed in said excretion hole and on said trousers; a negative pressure valve is disposed at the top of said bed pan; the bottom of said bed pan is connected to said inlet of said waste container; a first hollow pump is disposed in said noise reduction oven; and said outlet of said waste container is sequentially connected to a carbon fiber filter, a steam-water separator, and an inlet of said first hollow pump.