| needle e. |
a thin, cylindrical electrode with an outer shaft beveled to a sharp point, enclosing a wire or series of wires; needle electrodes are used to explore the activity of single motor or nerve units or stimulate them.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| needle s. |
a water spray administered through a device having needle-sized jets.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| needle-point t. |
a mechanical device used in recording jaw movements, in which the tracing is made on a horizontal plate by a weighted or a spring-loaded needle attached to the jaw. Called also arrow-point t. and stylus t. See also under tracing.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| needle-through-needle t. |
a technique of anesthetic administration in which a narrow spinal needle is advanced through the lumen of a larger-gauge needle such as a Tuohy needle and past its tip to puncture the dura so that spinal and epidural anesthesia can be administered at the same time.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| needlescopic |
done with a minilaparoscopic technique in which tiny instruments are passed through the lumen of a hollow needle such as the Veress needle.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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