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Free material · Infusion pump

Measuring time-to-alarm is only half the occlusion test

Execution guide to IEC 60601-2-24. Occlusion does two harms: under-infusion while the line is closed and bolus when it opens. The standard requires measuring both, and repeating at minimum and maximum thresholds.

  • Trumpet curve: 0.5 min sampling and 2, 5, 11, 19 and 31 min windows
  • Why the second hour and the last hour tell different stories
  • Execution sheet with declared value next to measured value
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Trumpet curve0.5 min sampling and 2, 5, 11, 19 and 31 min windows
02Why the second hour and the last hour tell different stories
03Execution sheet with declared value next to measured value

The technical basis connects trumpet curve: 0.5 min sampling and 2, 5, 11, 19 and 31 min windows with why the second hour and the last hour tell different stories, so the material supports an auditable decision instead of a generic checklist.

Arkmeds technical editorial team · Free material · Infusion pump

Who uses ArkmedsHospitals, networks and clinical engineering providers in Brazil and LatAm

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Test method

Trumpet curve: 0.5 min sampling and 2, 5, 11, 19 and 31 min windows

Acceptance criteria

Why the second hour and the last hour tell different stories

Traceable record

Execution sheet with declared value next to measured value

Frequently asked questions

What exactly does this material cover?

Execution guide to IEC 60601-2-24. Occlusion does two harms: under-infusion while the line is closed and bolus when it opens. The standard requires measuring both, and repeating at minimum and maximum thresholds.

Can I use it as my official procedure?

Use it as field support. Your manufacturer instructions, applicable standards and local approved procedure always prevail.

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