Dentistry – Apparatus – Having intra-oral dispensing means
Reexamination Certificate
2006-04-04
2006-04-04
Wilson, John J (Department: 3732)
Dentistry
Apparatus
Having intra-oral dispensing means
C433S215000
Reexamination Certificate
active
07021931
ABSTRACT:
Apparatus for the treatment of dental caries includes a source of oxidizing gas and a handpiece for delivering the gas to a tooth. A cup attached to the handpiece is provided for receiving the gas and exposing a selected area of the tooth to the gas. The cup includes a resilient edge for sealably the edge for engaging the tooth around the selected area to prevent escape of a gas therepast.
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Baysan Aylin
Holland Gregory R.
Lynch Edward
Mc Pherson Roger
Schemmer Jurgen H.
Curozone Ireland Ltd.
Hackler Walter A.
Wilson John J
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