US 11,785,403 B2
Device to optically verify custom hearing aid fit and method of use
Brian Thomas Dahl, Minnetrista, MN (US); Julian Taylor Struksheats, St. Paul, MN (US); and Westley Gordon Gentry, Buffalo, MN (US)
Assigned to Starkey Laboratories, Inc., Eden Prairie, MN (US)
Filed by Starkey Laboratories, Inc., Eden Prairie, MN (US)
Filed on Aug. 31, 2021, as Appl. No. 17/463,119.
Claims priority of provisional application 63/072,816, filed on Aug. 31, 2020.
Prior Publication US 2022/0070596 A1, Mar. 3, 2022
Int. Cl. H04R 25/00 (2006.01)
CPC H04R 25/652 (2013.01) [H04R 25/30 (2013.01); H04R 25/658 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system for assessing fit in an ear of a user of an ear-wearable device, the system comprising:
an impression of the user's ear, the impression comprising an impression material;
a test shell, wherein the test shell is created using the impression of the user's ear, the test shell comprising:
a body comprising an aperture end and an ear canal end, wherein the aperture end defines a first aperture, wherein the body defines a shell cavity extending away from the first aperture in a direction of the ear canal end;
wherein the body comprises a transparent or translucent material;
wherein the body is sized to fit within an ear of the user of an ear-wearable device;
wherein, when the test shell is placed within the ear of the user, goodness of fit of the test shell in the user's ear is evaluated by visual inspection.