A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
83/15
A61C 3/00 (2006.01) A61C 1/05 (2006.01)
Patent
CA 1218885
ABSTRACT OF THE DISCLOSURE A high-speed cutting handpiece and coolant apparatus of the type useable in dental procedures. The hand piece is of the type employing a fluid delivery conduit to provide fluid to the oral cavity of the patient for cooling and irrigating purposes. The coolant apparatus includes a cartridge having an initially empty inlet chamber and an outlet chamber initially filled with sterile solution. The chambers are separated by pressure communicative means. The cartridge is disposed in interrupting relationship to the fluid delivery conduit such that fluid from a source is intro- duced into the inlet chamber which displaces the sterile solution to move it through the downstream end of the fluid delivery conduit.
448409
Martens Leslie V.
Varnes Dewayne L.
Marks & Clerk
Martens Leslie V.
Varnes Dewayne L.
LandOfFree
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