A soft robotics approach for navigated pedicle screw placement: First experimental results

Research output: Contribution to journalArticleResearchpeer review

Authors

  • T. Ortmaier
  • H. Weiss
  • C. Ott
  • G. Hirzinger
  • U. Schreiber

External Research Organisations

  • German Aerospace Center (DLR) (e.V.) Location Oberpfaffenhofen
  • Technical University of Munich (TUM)
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Details

Original languageEnglish
Pages (from-to)205-207
Number of pages3
JournalInternational journal of computer assisted radiology and surgery
Volume1
Issue numberSUPPL. 7
Publication statusPublished - Jun 2006
Externally publishedYes

Abstract

In this article experimental results for robot assisted navigated drilling and milling for pedicle screw placement are presented First, the clinical motivation is given. Thereafter, the experimental set-up is described which consists of a navigation system and an impedance controlled light-weight robot holding the propulsion unit of the surgical instrument. The navigation system is used to position the surgical instrument as well as to compensate for pose errors during machining. Holes are drilled in artificial bone to obtain similar experimental conditions as well as in bovine spine. The interaction forces and pose errors are discussed with respect to the chosen machining technology. It is shown that milling is superior to drilling.

Keywords

    Hands on robotics, Intraoperative navigation, Machining force, Pedicle screw placement, Pose error, Robotic surgery, Soft robotics, Spine surgery

ASJC Scopus subject areas

Cite this

A soft robotics approach for navigated pedicle screw placement: First experimental results. / Ortmaier, T.; Weiss, H.; Ott, C. et al.
In: International journal of computer assisted radiology and surgery, Vol. 1, No. SUPPL. 7, 06.2006, p. 205-207.

Research output: Contribution to journalArticleResearchpeer review

Ortmaier, T, Weiss, H, Ott, C, Hirzinger, G & Schreiber, U 2006, 'A soft robotics approach for navigated pedicle screw placement: First experimental results', International journal of computer assisted radiology and surgery, vol. 1, no. SUPPL. 7, pp. 205-207.
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Download

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