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Transmitting device data does not establish correct interpretation within a clinical workflow. Units, timing, participant matching and status may change. Do not restrict interoperability assessment to whether a connection exists.
Define the assessment
Link each important field’s source meaning to its receiving display and intended user decision. Retain technical communication testing and clinical-use validation as separate evidence. Clarify intended-use boundaries and responsibilities between manufacturers within the investigation arrangements.
Worked example
For example, a device transmits correctly, but the receiving screen displays an older value as current. The connectivity test passes, yet a user could act in the wrong temporal context. The team traces generation, transmission and display times in an example record, reconsidering technical acceptance alongside the actual user task.
Practical checks
- Check units, timing and participant matching end to end using representative transmissions.
- Test how delayed, duplicate and reordered messages affect the user’s display.
- Assign responsibility for notification and investigation of source-to-receiver failures.
Decision and limitations
Acceptance should demonstrate reliable use in the correct context. A working connection does not establish every system combination. Explain tested versions, configurations and failure situations; do not automatically extend existing evidence to new combinations.
Frequently asked questions
- Is successful transmission sufficient?
- No. Assess meaning, matching and presentation in the receiving system as well.
- Does testing one receiving system cover every other system?
- Do not assume this. Justify coverage against version and configuration differences.