Technical Briefs

Novel Ex Vivo Testing Model for Monopolar Hot Biopsy Forceps

[+] Author and Article Information
Liang Chen

Department of Biomedical Engineering

Ramiro Malgor

Department of Biomedical Sciences

David Drozek

Heritage College of Osteopathic Medicine

JungHun Choi

Department of Mechanical Engineering,
Ohio University

Manuscript received March 15, 2013; final manuscript received April 2, 2013; published online July 3, 2013. Assoc. Editor: Arthur G. Erdman.

J. Med. Devices 7(3), 030943 (Jul 03, 2013) (2 pages) Paper No: MED-13-1115; doi: 10.1115/1.4024347 History: Received March 15, 2013; Revised April 02, 2013

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Grahic Jump Location
Fig. 2

Gel block impedance-frequency response curve

Grahic Jump Location
Fig. 3

Top view and cross-sectional view of burned sites. A, top view of burned sites; B, the cross section of normal colon wall; C-E, the cross sections of burned sites with different power output (C: 30 watt, D: 60 watt, E: 90 watt).

Grahic Jump Location
Fig. 1

Diagram of experiment setup

Grahic Jump Location
Fig. 4

Relation between power, duration and tissue damage. The height of the bars represented the volume of burned sites. Low and high capacitance value tests were shown in different colors.




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