Biopsy with thermally-responsive untethered microtools

Evin Gultepe, Jatinder S. Randhawa, Sachin Kadam, Sumitaka Yamanaka, Florin M. Selaru, Eun J. Shin, Anthony N. Kalloo, David H. Gracias

Research output: Contribution to journalArticlepeer-review

Abstract

Thermally activated, untethered microgrippers can reach narrow conduits in the body and be used to excise tissue for diagnostic analyses. As depicted in the figure, the feasibility of an in vivo biopsy of the porcine bile duct using untethered microgrippers is demonstrated.

Original languageEnglish (US)
Pages (from-to)514-519
Number of pages6
JournalAdvanced Materials
Volume25
Issue number4
DOIs
StatePublished - Jan 25 2013

Keywords

  • actuators
  • microsurgery
  • robotics
  • self-assembly
  • self-folding
  • stimuli responsive materials

ASJC Scopus subject areas

  • Materials Science(all)
  • Mechanics of Materials
  • Mechanical Engineering

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