Technical Briefs

Design of an Endonasal Graft Placement Tool for Repair of Skull Base Defects

[+] Author and Article Information
Robert J. Webster, III

Department of Mechanical Engineering,
Vanderbilt University

Manuscript received March 15, 2013; final manuscript received April 24, 2013; published online June 12, 2013. Assoc. Editor: Michael G. Olsen.

J. Med. Devices 7(2), 020916 (Jun 12, 2013) (2 pages) Paper No: MED-13-1060; doi: 10.1115/1.4024328 History: Received March 15, 2013; Revised April 24, 2013

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Copyright © 2013 by ASME
Topics: Maintenance , Design , Wire
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Kim, E., and RussellP., 2010, “Prevention and Management of Skull Base Injury,” Otolaryngol. Clin. N. Am., 43, pp. 809–816. [CrossRef]
Zanation, A., Thorp, B., Parmar, P., and Harvey, R., 2011, “Reconstructive Options for Endoscopic Skull Base Surgery,” Otolaryngol. Clin. N. Am., 44, pp. 1201–1222. [CrossRef]


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Fig. 1

Sagittal head MRI revealing the skull base anatomy and relative positioning of the nasal passage and skull base

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Fig. 2

Shelved tube with NiTi wire gripping design

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Fig. 3

Device in the loading position (top) and depiction of endonasal graft placement with the new design (bottom)

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Fig. 4

Prototype of endonasal graft placement tool

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Fig. 5

Qualitative experimental validation of endonasal graft placement tool




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