Electrocardiographic storage system using a rotating film drum

Surgery – Truss – Pad

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346 33ME, A61B 504

Patent

active

043311598

ABSTRACT:
A system and method for visually recording an ECG signal in a helical track about a cylindrical record. The "R" wave of each heart beat is detected and utilized to synchronize the first recorded heart beat pulse of each line. Imaging on the record is by optical exposure of a photographic recording medium.

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