Why the 22L Steam Sterilizer Is a Game-Changer for Dental & Medical Practices

Dr. My Tran
Dr. My Tran
12 Aug 2025

In the fast-paced environment of modern dental and medical practices, efficient sterilization isn't just important—it's critical. The 22L steam sterilizer has emerged as the sweet spot for practices seeking to optimize their infection control protocols without overinvesting in capacity they don't need.

person-protective-equipment-disinfectingIn the fast-paced environment of modern dental and medical practices, efficient sterilization isn't just important, it's critical. The 22L steam sterilizer has emerged as the sweet spot for practices seeking to optimize their infection control protocols without overinvesting in capacity they don't need.

At Sterolux, we're excited to introduce our latest 22L steam sterilizer through our partnership with Fomos, designed to meet the evolving needs of today's healthcare professionals.

Not Too Big, Not Too Small

The 22L capacity represents a carefully calculated middle ground that addresses the real-world needs of most dental and medical practices. Unlike smaller 18L units that require constant cycling, or bulky 30L+ models that waste energy and space, the 22L sterilizer offers optimal efficiency for practices seeing 15-40 patients daily.

This capacity translates to practical advantages:

  • Accommodates 5-6 standard instrument cassettes per cycle
  • Handles longer instruments (up to 35cm) without cramming
  • Processes mixed loads efficiently (pouched and unwrapped items)
  • Reduces cycle frequency by 30% compared to 18L units
  • Fits comfortably in standard cabinetry without renovation

For busy practices, this means fewer interruptions for sterilization cycles while maintaining a continuous flow of sterile instruments throughout the day.

Real-World Application

Consider a typical dental practice scenario: morning hygiene appointments followed by afternoon procedures. A 22L sterilizer can process all morning instruments during lunch, ensuring full availability for afternoon treatments.

This seamless workflow isn't possible with smaller units that require multiple cycles, nor practical with oversized units that take longer to reach capacity.

Advanced Technology Meets Practical Design

Class B Sterilization Excellence

Modern 22L steam sterilizers, including our Fomos-manufactured unit, utilize Class B sterilization technology—the gold standard for medical and dental practices. This means:

  1. Pre-vacuum technology that removes air pockets from hollow instruments, textiles, and wrapped loads, ensuring steam penetration into every crevice. This is crucial for complex dental handpieces and surgical instruments with narrow lumens.
  2. Precise temperature and pressure control maintains consistent sterilization parameters throughout the entire chamber, eliminating cold spots that can compromise sterility. The 22L chamber size allows for optimal steam circulation without the dead zones sometimes found in larger units.

Multiple cycle options tailored to different load types:

  • 134°C/3.5 minutes for standard instruments
  • 121°C/20 minutes for heat-sensitive materials
  • Prion cycle for specialized needs
  • Quick cycle for unwrapped instruments in emergencies

Smart Features That Save Time

Today's 22L sterilizers incorporate intelligent features that transform daily operations:

  1. Automatic door mechanisms with safety locks prevent opening during cycles and eliminate the risk of steam burns. The door seal system on 22L units typically lasts longer than larger models due to reduced mechanical stress.
  2. Built-in water quality monitoring alerts staff when distilled water needs replacement or when mineral buildup requires attention. This proactive maintenance approach extends equipment life and ensures consistent performance.
  3. USB documentation ports enable automatic cycle logging for compliance records. No more manual logbooks or wondering if documentation is complete—every cycle is recorded with timestamp, temperature, pressure, and operator ID.

Economic Advantages That Impact Your Bottom Line

Lower Operating Costs

The 22L capacity offers significant economic advantages over both smaller and larger alternatives:

  1. Energy efficiency: Uses 25% less electricity than 30L models while processing 90% of typical practice loads. The smaller chamber heats faster and maintains temperature more efficiently, reducing overall energy consumption.
  2. Water consumption: Requires only 500ml of distilled water per cycle compared to 750ml+ for larger units. Over a year, this translates to hundreds of dollars in savings on distilled water alone.
  3. Faster cycle times: Complete cycles in 35-45 minutes versus 50-60 minutes for larger units. This improved throughput means practices can often avoid purchasing a second sterilizer.

Maximized Instrument Investment

By enabling more efficient sterilization cycles, a 22L unit allows practices to maintain optimal instrument inventory without overinvesting. Instead of purchasing triple the required instruments to account for sterilization bottlenecks, practices can operate with just 1.5-2x their immediate needs.

For a typical dental practice, this can mean:

  • $5,000-10,000 savings in reduced instrument purchases
  • Lower replacement costs due to reduced wear from fewer sterilization cycles
  • Decreased storage requirements for excess instruments

Meeting Regulatory Standards with Confidence

The 22L steam sterilizer helps practices exceed regulatory requirements without complexity:

  • Automated validation cycles ensure your sterilizer meets manufacturer specifications. Built-in Bowie-Dick and Helix tests can be run weekly with automatic documentation, simplifying compliance audits.
  • Integrated printer options provide immediate hard-copy documentation of each cycle, including all critical parameters. This physical backup complements digital records for comprehensive compliance documentation.
  • Traceable water quality with conductivity monitoring ensures sterilization effectiveness while protecting your investment from mineral damage.

Enhanced Safety Features

Modern 22L units incorporate multiple safety redundancies:

  • Double-door locking mechanisms prevent accidental opening
  • Pressure relief valves with multiple backup systems
  • Temperature limiters that prevent overheating
  • Automatic shutdown protocols for any parameter deviation
  • Cool-touch exteriors that prevent staff burns

Seamless Practice Integration

The 22L footprint makes installation straightforward in most practice settings:

  1. Standard counter depth: At approximately 50cm deep, these units fit standard medical cabinetry without custom modifications. This eliminates costly renovation requirements common with larger sterilizers.
  2. Standard electrical requirements: Most 22L units operate on standard 15-20 amp circuits, avoiding expensive electrical upgrades required for industrial-sized sterilizers.
  3. Manageable weight: At 45-50kg when empty, 22L units can be positioned by practice staff without special equipment or structural reinforcement.

Workflow Optimization

The 22L size enables strategic placement options that enhance workflow:

  • Central sterilization rooms: Multiple units can fit in the space of one large sterilizer
  • Chairside stations: Compact enough for satellite sterilization points
  • Mobile cart mounting: Can be relocated as practice needs evolve

For Practices Upgrading from Smaller Units

If you're currently using 18L or smaller sterilizers, the transition to 22L offers immediate benefits:

  • Reduce daily cycles from 8-10 to 5-6
  • Process all morning instruments in one cycle
  • Accommodate larger surgical cassettes without disassembly
  • Eliminate the need for a second small sterilizer

For Practices Downsizing from Larger Units

If you're operating 30L+ sterilizers below capacity, switching to 22L provides:

  • Faster cycle times when you need quick turnaround
  • Lower operating costs without sacrificing capability
  • More counter space for other essential equipment
  • Reduced maintenance complexity and cost

Real Results from Real Practices

Practices that have optimized their sterilization with 22L units report:

  • 30% reduction in instrument processing time
  • 25% decrease in utility costs related to sterilization
  • 50% reduction in sterilization-related delays
  • Improved staff satisfaction due to simplified workflows
  • Enhanced patient confidence from visible commitment to safety

Conclusion: The Smart Choice for Modern Practices

The 22L steam sterilizer represents more than just a middle-ground capacity, it's a carefully engineered solution to the real challenges faced by dental and medical practices. By balancing capacity, efficiency, and economy, these units enable practices to maintain the highest standards of infection control without overcomplicating operations or overspending on unnecessary capacity.

As practices continue to evolve in response to changing patient expectations and regulatory requirements, the flexibility and efficiency of 22L sterilization becomes increasingly valuable. It's not just about having the right size, it's about having the right tool that grows with your practice while maintaining consistent, reliable performance.

At Sterolux, we're proud to offer this game-changing technology to practices ready to optimize their sterilization protocols. The 22L steam sterilizer isn't just an equipment upgrade, it's an investment in your practice's efficiency, compliance, and reputation.

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