| 释义 |
monopolar, a.|mɒnəʊˈpəʊlə(r)|
[f. mono- + polar a.]
a. Of, having, or using a single electrode; applied esp. to techniques and apparatus (a) for passing electric currents through the body using two electrodes of different sizes or natures, one being usually much larger than the other, and (b) for measuring electric potentials in the body, where one electrode is inserted in the region to be studied and the other acts as a reference electrode.
1906Practitioner Dec. 772 The patient, if the monopolar bath had to be administered, grasped a metal bar, suspended from the ceiling, and in connection with the battery swung over the bath, the other electrode remaining in the water. 1936H. H. U. Cross Electr. in Therapeutics xiii. 296 In the spark-gap system the patient may be connected to the solenoid in monopolar or bipolar fashion. 1956S. Licht Some Clin. Applic. Electroneurophysiol. i. 8 Chauveau..introduced the monopolar method of stimulation into physiology. 1962Blake & Trott Periodontology xiii. 135 Monopolar diathermy of this type is particularly suitable for minor oral surgery. 1973M. Schwartz Physiol. Psychol. i. 20 In monopolar recordings, one electrode is placed on some relatively neutral or ‘indifferent’ location, such as the ear, for the EEG, while the other is placed on the scalp.
b. Of or pertaining to a monopole3.
1971I. G. Gass et al. Understanding Earth xvi. 239/2 The dipolar rather than monopolar nature of the Earth's magnetic field. |