Poly-D,L-lactic acid polymer and cochlear implantation

Federica Di Berardino; Federica Messina; Giorgio Conte; Sara Cavicchiolo; Diego Rossi; Aldo Bruno Giannì; Lorenzo Pignataro; Diego Zanetti

doi:10.1002/ccr3.6355

Poly-D,L-lactic acid polymer and cochlear implantation

Clin Case Rep. 2022 Sep 19;10(9):e6355. doi: 10.1002/ccr3.6355. eCollection 2022 Sep.

Authors

Federica Di Berardino^{1

2}, Federica Messina², Giorgio Conte³, Sara Cavicchiolo^{1

2}, Diego Rossi⁴, Aldo Bruno Giannì⁴, Lorenzo Pignataro^{2

5}, Diego Zanetti^{1

2}

Affiliations

¹ Audiology Unit, Department of Specialistic Surgical Sciences Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico Milan Italy.
² Department of Clinical Sciences and Community Health University of Milano Milan Italy.
³ Neuroradiology Department Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milan Italy.
⁴ Maxillo-Facial Surgery Unit Dept. of Specialistic Surgical Sciences Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milan Italy.
⁵ Otolaryngology and Head and Neck Surgery, Department of Specialistic Surgical Sciences Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico Milan Italy.

Abstract

This case report describes a peculiar and innovative fixing procedure with a Poly-D,L-lactic acid (PDLLA) polymer in the unusual case of magnet dislodgment and rupture of the cochlear implant (CI) silicone sheath holding the magnet.

Keywords: cochlear implant; polylactic acid; poly‐D,L‐lactic acid; rupture; silicone elastomer process.

Publication types

Case Reports