TEMPERATURE, FLOW AND GLUCOSE SENSORS INTEGRATED WITH A SPIRALLY-

ROLLED POLYMER TUBE FOR CARDIOVASCULAR MONITORING

Chunyan Li, Jungyoup Han, Pei-Ming Wu and Chong H. Ahn,

Microsystems and BioMEMS LaboratoryDepartment of Electrical & Computer Engineering & Computer ScienceUniversity of Cincinnati,Ohio, 45221 USA

November 5-9, 2006, Tokyo, Japan(μTAS2006)

Reporter:宋建緯

Outline

Introduction Design & Fabrication Principle Experiment result Discussion

Introduction

Kapton film ( 聚酰亞胺薄膜 ) 耐高溫低溫 絕緣性佳 優良的力學性能、電性能及化學穩定性

Design

Fabrication

(1) Fabrication step: (2) Spiral rolling step:

Photograph of Kapton tube

Principle of glucose sensor

Oxygen concentration sensing

Principle of flow sensor

Flow rate Rs V1 Is Vout v1 v2

Is

-

+

Experimental results 1 Temperature sensor characterization

Experimental results 2

Flow sensor characteristic

Experimental results 3 Glucose sensor characteristic

Discussion Multiple sensors Biocompatibility Lifetime

Thanks for Your Attention!