Wearable Leather-Based Electronics for Respiration Monitoring

Ruijie Xie, Qinjie Du, Binghua Zou, Yuanyuan Chen, Kang Zhang, Yihan Liu, Jiayuan Liang, Bing Zheng, Sheng Li, Weina Zhang, Jiansheng Wu, Fengwei Huo

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

This article presents a leather-based respiration sensor based on the ionic conductivity change of leather, caused by humidity variation during breathing. Leather was applied as a flexible substrate due to its biocompatibility, hydroscopicity, porosity, and ionic conductivity. Printing method was employed to fabricate the sensor, which could convert human respiration to electrical signals. By combining the leather with silver nanowires (AgNWs), data about human respiration rate, respiration depth, and respiration pattern can be acquired easily through a noninvasive way. Such sensor could work tens of hours consecutively due to the unique properties of leather.

Original languageEnglish
Pages (from-to)1427-1431
Number of pages5
JournalACS Applied Bio Materials
Volume2
Issue number4
DOIs
StatePublished - 15 Apr 2019

Keywords

  • flexible electronics
  • humidity monitoring
  • ionic conductivity
  • leather
  • respiration monitoring

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