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Communication

Biopsy with Thermally-Responsive Untethered Microtools

  1. Evin Gultepe1,
  2. Jatinder S. Randhawa1,
  3. Sachin Kadam1,
  4. Sumitaka Yamanaka2,
  5. Florin M. Selaru2,
  6. Eun J. Shin2,
  7. Anthony N. Kalloo2,
  8. David H. Gracias1,3,*

Article first published online: 9 OCT 2012

DOI: 10.1002/adma.201203348

Issue

Advanced Materials

Advanced Materials

Volume 25, Issue 4, pages 514–519, January 25, 2013

Additional Information

How to Cite

Gultepe, E., Randhawa, J. S., Kadam, S., Yamanaka, S., Selaru, F. M., Shin, E. J., Kalloo, A. N. and Gracias, D. H. (2013), Biopsy with Thermally-Responsive Untethered Microtools. Adv. Mater., 25: 514–519. doi: 10.1002/adma.201203348

Author Information

  1. 1

    Department of Chemical and Biomolecular Engineering, The Johns Hopkins University, Baltimore, MD 21218, USA

  2. 2

    Division of Gastroenterology and Hepatology, Department of Medicine, The Johns Hopkins University, Baltimore, MD 21205, USA

  3. 3

    Department of Chemistry The Johns Hopkins University, Baltimore, MD 21218, USA

*Department of Chemical and Biomolecular Engineering, The Johns Hopkins University, Baltimore, MD 21218, USA.

Publication History

  1. Issue published online: 18 JAN 2013
  2. Article first published online: 9 OCT 2012
  3. Manuscript Revised: 13 SEP 2012
  4. Manuscript Received: 14 AUG 2012

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ARTICLE TOOLS

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Keywords:

  • actuators;
  • stimuli responsive materials;
  • robotics;
  • self-assembly;
  • self-folding;
  • microsurgery
Thumbnail image of graphical 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.

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