Technical Briefs

Method for Detecting Ablation Damage Using Sensor Integration of Hot Biopsy Forceps

[+] Author and Article Information
Randolph Robert, Rajesh Shanbhag

Department of Mechanical Engineering,
Ohio University,
Athens, OH

Liang Chen

Biomedical Engineering Program,
Ohio University,
Athens, OH

David Drozek

Department of Specialty Medicine,
Ohio University,
Athens, OH, USA

JungHun Choi

Department of Mechanical Engineering,
Biomedical Engineering Program,
Ohio University,
Athens, OH

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), 030948 (Jul 03, 2013) (2 pages) Paper No: MED-13-1120; doi: 10.1115/1.4024348 History: Received March 15, 2013; Revised April 02, 2013

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Grahic Jump Location
Fig. 1

Overall equipment set-up (A) capacitance value microprocessor (B) ESU output (C) shielded RF cable (D) active electrode (E) gel substrate and tissue sample placement (F) bulb and light sensor arrangement

Grahic Jump Location
Fig. 2

Illumination intensity (lux) vs. time (sec) for 0.5 and 1.5 sec

Grahic Jump Location
Fig. 3

Capacitance values for pre and post ablation for durations of 0.5 and 1.5 sec



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