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EKG Ruler

Item #: ah-dekgrul
Our Price: $2.98
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Description


ITEM #: AH-DEKGRUL
EKG ruler with seconds scale for PR, QRS, cycle, length, coupling, escape, and parasystolic intervals. Measures just 1 3/4" x 6 1/2". Includes protective sleeve.
  • EKG ruler
  • Seconds scale for PR, QRS, cycle, length, coupling, escape, and parasystolic intervals
  • 1 3/4" x 6 1/2"
  • Protective sleeve.
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