You searched for: “needle electrode
needle electrode
A thin, cylindrical electrode with an outer shaft beveled to a sharp point, enclosing a wire or series of wires which can explore the activity of single motor or nerve units of the body or stimulate them.
This entry is located in the following unit: electro-, electr-, electri- (page 95)
Word Entries containing the term: “needle electrode
coaxial needle electrode, concentric needle electrode (s) (noun); coaxial needle electrodes, concentric needle electrodes (pl)
A recording electrode consisting of an insulated metal wire inside a hollow stainless steel cannula.

Differences in potential are measured using the needle shaft as a reference and the wire tip as the exploring electrode.

This entry is located in the following units: centro-, centr-, centri-, kentro- (page 4) electro-, electr-, electri- (page 2)
monopolar needle electrode
A needle electrode consisting of a single piece of stainless steel wire coated with insulating material except at the tips.

It must be accompanied by another electrode as a reference.

This entry is located in the following units: -ar (page 4) electro-, electr-, electri- (page 95) mono-, mon- (page 11)
single-fiber needle electrode
A needle electrode with a small recording surface for the recording of individual muscle fiber action potentials.
This entry is located in the following unit: electro-, electr-, electri- (page 100)