Dentistry – Apparatus – Having intra-oral dispensing means
Reexamination Certificate
2006-01-31
2006-01-31
Bumgarner, Melba N. (Department: 3732)
Dentistry
Apparatus
Having intra-oral dispensing means
Reexamination Certificate
active
06991458
ABSTRACT:
The invention relates to a method for sterilizing/disinfecting water circuits of dental units (1) comprising dental handpieces (2) and a water circuit (3) for supplying liquid from a main supply (4) through corresponding circuit legs or branches (3a, 3b, 3c, 3s). The method comprises at least the following steps: introducing a disinfectant/sterilizing liquid in the water circuit (3) for a predetermined length of time; draining the disinfectant/sterilizing liquid out of the circuit (3) through the circuit legs or branches (3a, 3b, 3c, 3s); and introducing the user liquid in the water circuit (3); the method further comprising, between the steps of introducing and draining out the disinfectant/sterilizing liquid and the user liquid, a step of introducing a fluid from an independent branch (5) in the water circuit (3) for a predetermined length of time, depending on defined parameters, in order to expel from the water circuit (3) all the remaining liquid in the water circuit (3).
REFERENCES:
patent: 4545956 (1985-10-01), Ciszewski et al.
patent: 5087198 (1992-02-01), Castellini
patent: 5709546 (1998-01-01), Waggoner
patent: 5785523 (1998-07-01), Overmyer
patent: 6250920 (2001-06-01), Overmyer
patent: 0 317 521 (1988-10-01), None
patent: 403442 (1990-12-01), None
patent: 0 111 249 (1995-02-01), None
patent: 1 161 959 (2001-12-01), None
European Search Report corresponding to EP Application Number EP 02 02 8933.
Bumgarner Melba N.
Castellini S.p.A.
Fay Sharpe Fagan Minnich & McKee LLP
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