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Practice resource

Describing the purpose of a health product

Use this worksheet to state what a product does, who uses it, where it is used and what output or action it produces before reviewing evidence or market requirements.

IAHPM · 12 October 2026 · Version 1.0

A countertop water purifier being used in a kitchen

When to use this worksheet

Use it at the start of a product-information review, evidence discussion, software change or market-source assessment. Complete one record for each materially different configuration or function. A commercial name is not enough when the name covers several versions or outputs.

Blank product-purpose record

Field What to record
Product and configuration Model, formulation, software version, accessories and connected services needed for the function
Intended user Person operating the product and any person receiving or acting on its information
Setting and conditions Home, laboratory, professional or other setting; relevant environmental or operating conditions
Input Material, specimen, physical signal or information supplied by a person or another system
Processing or function What the product does to the input, including any calculation or transformation
Output Measurement, material, display, score, notification, recommendation or physical action
Intended action What the user is expected to understand, decide or do
Boundaries Functions, users, settings or outcomes not covered by this description

Worked example

Illustrative product: a wrist-worn activity product, model A, firmware 4.2 and application 7.1.

Field Example entry
Intended user An adult using the product for personal activity tracking
Setting Everyday walking and running; product worn according to the instructions
Input Motion signals collected by the wrist-worn sensor
Function Software identifies steps from the signal and aggregates them by day
Output Daily step count and a trend shown in the application
Intended action The user reviews personal activity over time
Boundary This record does not describe diagnosis, monitoring of a disease, energy expenditure or a clinical outcome

The example distinguishes the measured signal, calculation and display. It does not claim that the product is accurate for every user or establish its regulatory status.

Test the wording

Compare the completed record with packaging, instructions, application screens, distributor text and professional communications. Mark each statement that adds a user, condition, function or outcome not present in the record. Resolve the difference by changing the statement or documenting the additional basis; do not simply adopt the broadest wording.

Record changes

Repeat the review when a formulation, component, algorithm, application, accessory, intended user or output changes. Record the previous and new configuration, the reason for the change and the person who approved the revised description.

Market context

This worksheet prepares a product description. It does not classify a product or determine authorisation. After completing it, use current official sources for the market concerned.

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