Patent ID: 11882409
Assignee: COCHLEAR LIMITED
Field: Medical technology (Instruments)
Classification: CPC H  A | IPC A  H

Claim 14:
15. A method, comprising:
drilling a hole into a skull bone at a location behind an external ear of a person;
obtaining an anchoring fixture for anchoring a prosthesis to a skull bone, the anchoring fixture including:
a main body configured to be implanted into the skull bone, the main body comprising a screw thread apparatus including a screw thread, the main body having a taper, wherein
a first portion of the main body has a first inner diameter and a second portion of the main body has a second inner diameter,
the second portion is located closer to a proximal end of the bone fixture than the first portion,
a maximum diameter of the screw thread is greater than a length of the screw thread apparatus, and
the anchoring fixture is configured for anchoring a hearing prosthesis component to the skull bone at the location behind the external ear so that sound is transmitted from the hearing prosthesis via the skull bone to a cochlea; and

inserting the anchoring fixture to the hole such that the proximal end faces away from the skull bone.