Patent ID: 8277287

Claim:
A collection canister for receiving air entrained exfoliated skin particles and liquid resulting from dermabrasion treatment and separating the skin particles and liquid from the entraining air and collecting the skin particles and liquid, said collection canister having a canister wall, a canister top and a canister bottom defining a canister interior, a canister outlet and a canister inlet, said canister inlet and said canister outlet being spaced from one another in fluid-flow communication with said canister interior, said canister additionally including trap structure for trapping said exfoliated skin particles and liquid and retaining said exfoliated skin particles and liquid in said canister interior between said canister inlet and said canister outlet, said trap structure including an upstanding outlet tube having an open outlet tube lower end comprising said canister outlet and an open outlet tube upper end terminating within the canister interior below the canister top, a downwardly extending inlet tube projecting into said canister interior through said canister top and having an open inlet tube lower end terminating below said open outlet tube upper end, and a partition wall spaced from and disposed below said canister top, said open outlet tube upper end being disposed above said partition wall and said open inlet tube lower end terminating below said partition wall, said partition wall defining a partition wall opening allowing a vacuum induced air flow from the inlet tube, through said canister interior below said partition wall, into the space between the canister top and partition wall, and thence downwardly through said outlet tube after entrapping said exfoliated skin particles and liquid within said container interior.