| http://www.w3.org/ns/prov#value | - an elongated cylindrical catheter having a tapered tip to facilitate insertion of the catheter into the body, the catheter including insulating element and first and second coaxially arranged cylindrical electrodes that are electrically insulated from one another by the insulating element and that are jointly inserted into the body, the first and second electrodes being connected to an extracorpor
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