The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 04, 2018

Filed:

Aug. 27, 2015
Applicant:

Sonova Ag, Stäfa, CH;

Inventors:

Jana-Kosima Schwarzlos-Sooprayen, Stäfa, CH;

Erdal Karamuk, Männedorf, CH;

Daniel Probst, Uerikon, CH;

Natasha Thumm, Zürich, CH;

Assignee:

Sonova AG, Staefa, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
H04R 25/652 (2013.01); H04R 25/658 (2013.01); H04R 2225/77 (2013.01);
Abstract

This invention relates to an impression-taking pad () for taking an impression () of an ear canal () by an impression-taking material, having a lateral end (el) to be arranged away from a tympanic membrane () in said ear canal (); and a medial end (em) to be arranged proximate to said tympanic membrane (). The impression-taking pad () comprises an outer body () tapering from said lateral end (el) to said medial end (em). The impression-taking pad () further comprises an inner body () for releasable engagement with a tool () for visual inspection of the ear canal (), the inner body () being configured to support insertion of the impression-taking pad () in the ear canal () by the tool (). The impression-taking pad () comprises a duct () at least partially defined by the inner body (), forming at least part of an optical path for visual inspection of the ear canal (); wherein the optical path further comprises an inspection window (), closing said duct (), configured to support inspection of the ear canal () during the insertion of the impression-taking pad () in the ear canal (); The impression-taking pad () is further configured to form an integral part of said impression (). The present invention also relates to a method of taking an impression by the above defined impression-taking pad (); as well as to a correlated impression-taking system comprising an aptly modified tool () to cooperate with such an impression-taking pad ().


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