US 12,233,283 B2
Intraoral positioning device
Ross Holman, Menlo Park, CA (US); and Brian Knott, Palo Alto, CA (US)
Filed by Radtec Medical Devices, Inc., San Carlos, CA (US)
Filed on Nov. 28, 2022, as Appl. No. 18/070,397.
Application 18/070,397 is a continuation of application No. 16/479,908, abandoned, previously published as PCT/US2018/015201, filed on Jan. 25, 2018.
Claims priority of provisional application 62/451,766, filed on Jan. 29, 2017.
Prior Publication US 2023/0226373 A1, Jul. 20, 2023
Int. Cl. A61N 5/10 (2006.01); A61B 13/00 (2006.01); A61B 90/16 (2016.01); A61B 6/04 (2006.01)
CPC A61N 5/10 (2013.01) [A61B 13/00 (2013.01); A61B 90/16 (2016.02); A61N 5/103 (2013.01); A61B 6/04 (2013.01); A61N 5/1045 (2013.01); A61N 2005/1097 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An intraoral positioning device (IPD) for positioning in a patient's mouth for radiation therapy planning and treatment, the device comprising:
an engagement member configured to engage structure within a patient's mouth during radiation planning and/or treatment, wherein the engagement member includes an upper section, a lower section and a middle section extending from and between the upper and lower sections, whereby the upper, middle and lower sections together form walls of a bite block and define an opening for receiving and positioning a tongue of the patient, wherein the upper section is configured as an arc shape and the upper section includes an annular channel positioned toward a rear of the upper section and defined as a groove in the arc shape of the upper section for the maxilla or teeth of the patient to engage; and
a handle extending from the engagement member to enable a user to grasp the IPD for introducing and removing it from the patient's mouth.