Technical Briefs

Novel Pneumatic Device for High Speed Needle Insertion in Brachytherapy

[+] Author and Article Information
Jason Z. Moore

Department of Mechanical and Nuclear Engineering,
The Pennsylvania State University

Patrick McLaughlin

Department of Radiation Oncology,
The University of Michigan Hospital

Manuscript received March 15, 2013; final manuscript received April 26, 2013; published online July 3, 2013. Assoc. Editor: Arthur G. Erdman.

J. Med. Devices 7(3), 030945 (Jul 03, 2013) (2 pages) Paper No: MED-13-1117; doi: 10.1115/1.4024513 History: Received March 15, 2013; Revised April 26, 2013

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Grahic Jump Location
Fig. 1

Illustration of parallel tissue cutting and resulting misplacement of radiation seed in prostate brachytherapy

Grahic Jump Location
Fig. 2

Pneumatic needle insertion device

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Fig. 3

Needle insertion apparatus and pneumatic insertion device

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Fig. 4

Maximum needle insertion force during manual insertion, at 345 kPa, and 690 kPa

Grahic Jump Location
Fig. 5

Tissue box deflection created from 142 mm of needle insertion during manual and high speed pneumatic insertion




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