US 12,239,501 B2
Dental valve tailpiece
Charles Thomas, Vero Beach, FL (US)
Assigned to STOMA VENTURES, LLC, Chesterfield, MO (US)
Filed by Stoma Ventures, LLC, Chesterfield, MO (US)
Filed on Aug. 15, 2019, as Appl. No. 16/542,009.
Prior Publication US 2021/0045856 A1, Feb. 18, 2021
Int. Cl. A61C 17/08 (2006.01); A61C 1/00 (2006.01); A61C 17/12 (2006.01)
CPC A61C 17/08 (2019.05) [A61C 1/0061 (2013.01); A61C 17/12 (2019.05)] 12 Claims
OG exemplary drawing
 
1. A tailpiece for a dental valve device, the tailpiece comprising:
a body having a valve receiving end having a circular collar having a length extending from a first end of the collar closer to the body to a second free end of the collar, a hose receiving end having an integral circular stop, an intermediate elbow portion between the valve receiving end and the hose receiving end, a first arm portion between the valve receiving end and the intermediate elbow portion, a second arm portion between the intermediate elbow portion and the hose receiving end, a first reinforcing rib on the body extending along the body from the valve receiving end to the integral circular stop, and a second reinforcing rib on the circular collar separate from the first reinforcing rib on the body with the second reinforcing rib extending entirely along the length of the circular collar;
a lumen formed in the body between the valve receiving end and the hose receiving end with the lumen having a lower seat portion in the first arm portion between the valve receiving end and the intermediate elbow portion, and a stop element opposite of the lower seat portion; and
a check valve positioned in the lumen in the first arm portion, the check valve comprising a flap portion having a lower end and an upper end, the lower end being adjacent to the lower seat portion and the upper end being adjacent to the stop element.