US 12,263,054 B2
Suction tool
Jessy Sidhu, San Diego, CA (US)
Assigned to SAFEVAC, LLC, Las Vegas, NV (US)
Filed by SafeVac, LLC, Las Vegas, NV (US)
Filed on Sep. 27, 2021, as Appl. No. 17/486,589.
Application 17/486,589 is a continuation of application No. 16/296,080, filed on Mar. 7, 2019, granted, now 11,141,250.
Claims priority of provisional application 62/639,788, filed on Mar. 7, 2018.
Prior Publication US 2022/0226087 A1, Jul. 21, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61C 17/08 (2006.01); A61C 17/06 (2006.01); A61M 1/00 (2006.01)
CPC A61C 17/065 (2019.05) [A61C 17/08 (2019.05); A61M 1/79 (2021.05); A61M 1/84 (2021.05)] 20 Claims
OG exemplary drawing
 
1. A suction tool for connection to a dental suction system, the suction tool comprising:
an elongate body comprising a first material, the elongate body including:
a longitudinal axis extending between a suction end portion and a connection end portion that is configured to connect to the dental suction system;
an inner surface defining a central passageway extending from the connection end portion to the suction end portion; and
an outer surface;
a tip portion extending over at least a portion of the elongate body and positioned at the suction end portion of the elongate body, the tip portion including:
a second material;
an upper portion; and
a lower portion integrally formed with the upper portion and at least partially spaced apart from the upper portion by a recessed portion; and
a screen mechanism positioned within the central passageway, the screen mechanism including a plurality of openings that are configured to allow evacuated matter to pass through;
wherein the plurality of openings are circular, and the plurality of openings comprises a central opening concentrically aligned with the elongate body and a plurality of outer openings uniformly spaced and arranged in a shape that is concentrically aligned with the central opening.