Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2020 Oct 9;14:558987. doi: 10.3389/fnbot.2020.558987

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

Copyright © 2020 Dunlap, Colachis, Meyers, Bockbrader and Friedenberg.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

PMC Copyright notice

Insulation deterioration and tip cracking. (A) Side view of a typical electrode with intact platinum [tip], cracked parylene [shaft], and substantial fibrosis, scale 20 μm. (B) Top view of another typical electrode with intact platinum and thick, uniform fibrosis encapsulation, scale 10 μm. (C) An electrode tip with thick encapsulation tissue, scale 3 μm. (D) Detail of cracked platinum tip, scale 200 μm. (E) Delaminating parylene interface, scale 1 μm. (F) Detail of parylene delamination, scale 200 nm. Figure and caption reproduced with permission from Barrese et al. (2016). © IOP Publishing. All rights reserved. Tip cracking and insulation deterioration are irreversible, but potentially compensable with algorithmic approaches.