US 11,937,990 B2
Dental cleaner discharge guard systems and methods
Bruce S. McLean, Sandy, UT (US); Scot N. Andersen, Draper, UT (US); and Dan E. Fischer, Sandy, UT (US)
Assigned to ULTRADENT PRODUCTS, INC., South Jordan, UT (US)
Filed by Ultradent Products, Inc., South Jordan, UT (US)
Filed on Jul. 2, 2021, as Appl. No. 17/366,905.
Application 17/366,905 is a continuation of application No. 15/915,891, filed on Mar. 8, 2018, granted, now 11,051,920.
Claims priority of provisional application 62/469,773, filed on Mar. 10, 2017.
Prior Publication US 2021/0330433 A1, Oct. 28, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61C 17/22 (2006.01); A46B 3/00 (2006.01); A46D 1/00 (2006.01); A61C 17/00 (2006.01); A61C 17/24 (2006.01)
CPC A61C 17/222 (2013.01) [A46B 3/005 (2013.01); A46D 1/0238 (2013.01); A46D 1/0276 (2013.01); A46D 1/0284 (2013.01); A61C 17/005 (2013.01); A61C 17/24 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A rotating dental tool, comprising:
a handle;
a treatment cup coupled to the handle;
a guard coupled to the handle, the guard including a body; and
a plurality of bristles extending outwardly from an outer portion of the body of the guard, the plurality of bristles configured to interact with a discharge material on an outside surface of the treatment cup and prevent the discharge material from building up on at least a portion of the treatment cup;
wherein the outer portion of the body is spaced apart from the outside surface of the treatment cup by a distance;
wherein at least a portion of the plurality of bristles are disposed within the distance; and
wherein a first portion of the plurality of bristles extends perpendicularly from the guard and a second portion of the plurality of bristles is angled acutely with respect to the guard.