	US 12,207,054 B2
	Implantable transducer with integrated diaphragm
Jan Vermeiren, Macquarie University (AU); Koen Erik Van den Heuvel, Macquarie University (AU); Rishubh Verma, Macquarie University (AU); and Antonin Rambault, Macquarie University (AU)
Assigned to Cochlear Limited, Macquarie University (AU)
Appl. No. 17/257,832
Filed by Cochlear Limited, Macquarie University (AU)
PCT Filed Oct. 22, 2019, PCT No. PCT/IB2019/059026 § 371(c)(1), (2) Date Jan. 4, 2021, PCT Pub. No. WO2020/084494, PCT Pub. Date Apr. 30, 2020.
Claims priority of provisional application 62/749,810, filed on Oct. 24, 2018.
Prior Publication US 2021/0297795 A1, Sep. 23, 2021
Int. Cl. H04R 25/00 (2006.01); A61N 1/36 (2006.01); A61N 1/375 (2006.01)

CPC H04R 25/606 (2013.01) [A61N 1/36038 (2017.08); A61N 1/3754 (2013.01); H04R 25/65 (2013.01); H04R 2225/67 (2013.01)]

20 Claims

1. A method comprising:

providing a biocompatible housing configured to be implanted within a recipient, the housing comprising a plurality of wall portions comprising a first wall portion and other wall portions, the first wall portion and the other wall portions mechanically coupled to one another and at least partially bounding an inner region within the housing, the first wall portion comprising an inner surface facing the inner region within the housing; and

while the first wall portion is mechanically coupled to the other wall portions, integrally forming a diaphragm on the first wall portion by thinning the first wall portion to have a first thickness less than a second thickness of a second wall portion of the other wall portions, wherein thinning the first wall portion comprises removing material from the inner surface of the first wall portion.