Patient operator intercom arrangements for magnetic resonance im

Telephonic communications – Private or single line system – Doorbell system

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381 94, H04M 900, H04B 1500

Patent

active

046960309

ABSTRACT:
A patient intercom arrangement for magnetic resonance imaging systems wherein the gradient noises are recorded and substracted from the voice plus noise signals received from the patient during scan procedures to provide clear and audible voice signals.

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