US 12,433,728 B2
Dental handpiece that has flush capability
Colt Harrison Canepa, Tequesta, FL (US)
Filed by Colt Harrison Canepa, Tequesta, FL (US)
Filed on Dec. 13, 2021, as Appl. No. 17/548,791.
Prior Publication US 2023/0181299 A1, Jun. 15, 2023
Int. Cl. A61C 17/022 (2006.01); A61C 1/05 (2006.01); A61C 17/02 (2006.01)
CPC A61C 17/0217 (2013.01) [A61C 1/055 (2013.01); A61C 17/0202 (2013.01); A61C 17/022 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A dental handpiece, comprising:
a body having a handle portion and a head;
a rotatable chuck disposed in the head;
a dental burr held in the rotatable chuck;
a cooling water channel that passes through the handle and has an exit that selectively directs a cooling stream of water at a cooling stream rate onto the dental burr only when the rotatable chuck is activated; and
a flush water channel that has an exit located between the head and the handle portion, and that selectively directs a flush stream of water at a flush stream rate to a location away from the dental burr and wherein the flush stream of water is inhibited when the rotatable chuck is activated, wherein the flush stream rate is more than the cooling stream rate.