Does a Medspa Need an Autoclave? Ontario Requirements Explained

Aesthetic clinics sit in an awkward position. The treatments are not surgery, the instruments are small, and a clinic can be several years into operating before anyone asks what happens to a tool after it has been used on a second client.

What decides whether a medspa needs a steriliser?

The test is simple and it has nothing to do with the clinic's marketing category. Look at every reusable item in the treatment room and ask two questions: does it contact intact skin only, or does it contact blood, broken skin or a mucous membrane; and is it used again on another client.

Items that contact intact skin sit in the lowest reprocessing category and are usually cleaned and disinfected between clients. Items that break the skin surface or contact blood are in the category that reprocessing guidance expects to be cleaned and then sterilised before reuse. Where a clinic reuses such an item and has no valid sterilisation route, the alternative is to stop reusing it.

Which medspa items fall into which category?

Two of those rows drive purchasing decisions more than the rest. Single-use items must be bought in quantities that make not reprocessing them realistic, because a clinic that runs short starts improvising. And the reusable metal tools must have a cleaning and sterilising routine that someone owns, with consumables - enzymatic cleaning solution, pouches, indicators - stocked to match the volume of treatments.

What does the reprocessing sequence look like in practice?

Cleaning comes first, and it is where most failures originate. Manual cleaning with a brush and an enzymatic solution, or ultrasonic cleaning for instruments with joints and serrations, removes the soil that would otherwise shield microorganisms. Instruments are inspected, then packaged in a pouch with a chemical indicator, then processed.

What monitoring does a small clinic actually need?

Three layers, and they answer different questions. Chemical indicators on or in each package show that the package was exposed to the cycle conditions. A process challenge device placed in the load shows that the conditions reached the hardest place to sterilise. A biological indicator shows that spores were actually killed, and in Ontario the expectation for a steriliser in active use is one indicator for each day the steriliser is used.

What should a medspa stock to make this work?

The consumables that keep a small sterilisation room running are ordered as one group, because a gap in any one of them stops the cycle. That group is enzyme ultrasonic cleaning solution for the cleaning step, a 6 litre dual-frequency benchtop ultrasonic cleaner where the instrument mix has joints and serrations, and 24-hour biological indicators for the daily spore test. Pouches, chemical indicators and the log belong in the same order, because the record is what turns a working routine into evidence that it worked. Where the practice runs its own steriliser, the cycle is only documented once the spore test is read, and a five-pack starter trial of its biological indicators covers the first month of weekly monitoring.

References

1. Public Health Ontario - personal service settings including aesthetic and personal care premises (checked 17 September 2026)
2. Public Health Ontario - reprocessing of medical devices (checked 17 September 2026)

Related Reading

• Medical aesthetics supplies for Canadian clinics
• Sterilization monitoring supplies and consumables
• Instrument reprocessing workflow: clean, disinfect, sterilize explained
• Autoclave load preparation checklist for steam contact
• Spore testing supplies and monitoring for Canadian clinics
• Request bulk pricing for sterilization and reprocessing supplies
• clinic consumables
• free Ontario sterilization compliance log
• printable autoclave sterilization log sheet (free)

Frequently Asked Questions

Does an Ontario medspa legally need an autoclave?

It depends on what the clinic does, not on the word medspa. If the practice uses only single-use items, there is nothing to sterilise. The moment an instrument that contacts blood or breaks the skin surface is reused, that instrument falls into the category of items that reprocessing guidance expects to be sterilised after cleaning, and a clinic without a validated sterilisation route would have to stop reusing it.

What is the difference between cleaning and sterilising an aesthetic instrument?

Cleaning removes soil and biofilm from the instrument, and it is the step that sterilisation depends on - a steriliser cannot reach the surface of an instrument that has debris baked onto it. Sterilisation then kills the remaining microorganisms. Ultrasonic cleaning or manual cleaning with an enzymatic solution comes first; the steriliser is the second step, not the first.

How often does a medspa steriliser need a spore test?

In Ontario the expectation for a steam steriliser in active use is a biological indicator for each day the steriliser is used. A weekly routine is the CDC and AAMI ST79 baseline used in the United States and is not the Ontario expectation, and the two should not be merged in a clinic's written procedure. Daily monitoring means the clinic needs indicators on hand at all times, not just when a result is due.

What records should a medspa keep for its steriliser?

A log that shows each day the steriliser ran, the cycle used, the results of the chemical indicators in the load, the biological indicator result and the corrective action when one failed. The log should also show load contents and release decisions, because the value of the record is that it lets someone else follow what happened to a specific instrument.

Last updated: September 2026. CliniEco Medical holds MDEL #35334 issued by Health Canada, and supplies clinics, long-term care homes and home-care programs across Canada.