Integration of low profile neural probe array with flexible polyimide cable

Kwan Ling Tan, Ming Yuan Cheng, Poh Giao Teh, Woo Tae Park, Minkyu Je

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

In this work, an integration method of low profile probe array system is proposed for minimizing the tissue trauma after implantation. The planar neural probes was assembled with a Si platform to form a 3D probe array, which is then connected to the application-specific integrated circuit (ASIC) chip with a flexible polyimide cable by flip-chip bonding to complete the whole integration. The probe array and flexible polyimide cable have undergone electrical tests to prove to be highly stable and reliable. With the specially designed components, flexible assembly is achieved. The proposed integration method achieved a low profile of the probe array and the requirements for its applications. The impedance of the assembled probe electrode in artificial cerebrospinal fluid (aCSF) is measured to be about 1.1 MΩ at 1kHz.

Original languageEnglish
Title of host publication2011 IEEE 13th Electronics Packaging Technology Conference, EPTC 2011
Pages785-788
Number of pages4
DOIs
StatePublished - 2011
Event2011 IEEE 13th Electronics Packaging Technology Conference, EPTC 2011 - Singapore, Singapore
Duration: 7 Dec 20119 Dec 2011

Publication series

Name2011 IEEE 13th Electronics Packaging Technology Conference, EPTC 2011

Conference

Conference2011 IEEE 13th Electronics Packaging Technology Conference, EPTC 2011
Country/TerritorySingapore
CitySingapore
Period7/12/119/12/11

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