LCP MEMS implantable pressure sensor for Intracranial Pressure measurement

Preedipat Sattayasoonthorn, Jackrit Suthakorn*, Sorayouth Chamnanvej, Jianmin Miao, A. G.P. Kottapalli

*Corresponding author for this work

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

18 Citations (Scopus)

Abstract

Numerous devices for the measurement of Intracranial Pressure (ICP) have been proposed; these include both wired and wireless systems, each of which having their own shortcomings. In this work, the following requirements for minimally invasive measurement of ICP are considered: low infection, biocompatibility, small size, accuracy and ease of use. With these requirements in mind, we propose an implantable ICP sensor based on Microelectromechanical Systems (MEMS). Liquid Crystal Polymer (LCP) is chosen as the biocompatible and flexible structure. This paper describes the significant characteristics of LCP that make it well suited for biomedical applications, and comparisons are made to other polymers in terms of biocompatibility and certification. The proposed LCP pressure sensor has been successfully fabricated, with a membrane area of 2mm × 2mm × 50μm.

Original languageEnglish
Title of host publication7th IEEE International Conference on Nano/Molecular Medicine and Engineering, IEEE-NANOMED 2013
PublisherIEEE computer society
Pages63-67
Number of pages5
ISBN (Print)9781479926893
DOIs
Publication statusPublished - 1-Jan-2013
Externally publishedYes
Event7th IEEE International Conference on Nano/Molecular Medicine and Engineering, IEEE-NANOMED 2013 - Phuket, Thailand
Duration: 10-Nov-201313-Nov-2013

Conference

Conference7th IEEE International Conference on Nano/Molecular Medicine and Engineering, IEEE-NANOMED 2013
Country/TerritoryThailand
CityPhuket
Period10/11/201313/11/2013

Keywords

  • Implantable device
  • Intracranial Pressure (ICP)
  • Liquid crystal polymer (LCP)
  • Microelectromechanical systems (MEMS)
  • Piezoresistive pressure sensor

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