Also called: Steriliser, Sterilizer, Mesin pensteril
Medical Steriliser (Sterilizer) Machines for Clinics
Steam, dry heat, UV, plasma and ethylene oxide sterilisers compared — and how to tell which one your clinic’s instruments require.
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Which instruments need sterilising
Infection-control practice sorts items by risk (the Spaulding classification).
Critical
Items that enter sterile tissue or the bloodstream — surgical instruments, needles for reuse, implants. These must be sterilised.
Semi-critical
Items that touch mucous membranes or broken skin — dental mirrors, specula. Sterilisation is preferred; high-level disinfection is the minimum.
Non-critical
Items that touch intact skin only — BP cuffs, stethoscopes. Cleaning and low-level disinfection are enough.
Steriliser types compared
| Method | How it works | Use it for | Watch out for |
|---|---|---|---|
| Steam (autoclave) | Pressurised saturated steam, 121–134 °C | Most metal instruments, textiles, heat-tolerant plastics | Not for heat-sensitive items |
| Dry heat | Hot air, e.g. 160 °C for 2 hours or 180 °C for 30 minutes | Glass, metal, powders, oils | Slow; damages many plastics |
| Hydrogen peroxide plasma | Low-temperature vapour | Heat-sensitive devices in hospitals | Costly; restrictions on lumens and materials |
| Ethylene oxide (EO) | Toxic gas at low temperature | Heat-sensitive devices in CSSD and industry | Long aeration; strict safety controls |
| UV cabinet | Ultraviolet light on surfaces | Storage or surface disinfection only | Not a validated sterilisation method for instruments |
Why steam wins in clinics
- It is the fastest validated method for heat-tolerant instruments.
- Running costs are low: water, electricity and indicators.
- Monitoring is well established — physical, chemical and biological tests.
- Tabletop sizes fit a clinic’s reprocessing corner.
Registration in Malaysia
Under the Medical Device Act 2012 (Act 737), a medical device must be registered with the Medical Device Authority (MDA) before it is imported, exported or placed on the Malaysian market. A steriliser sold for reprocessing medical instruments is itself a medical device, so ask for its MDA registration number and check it on the MDA’s public register before you pay.
Related guides
Autoclave supply near you
Delivery, installation and training across Malaysia from Batu Caves, Kota Kinabalu and Kuching.
Frequently asked questions
Is “steriliser” or “sterilizer” correct?
Can I use a baby-bottle steriliser for clinic instruments?
What is the most common medical steriliser in clinics?
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