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Related Experiment Video

Updated: Apr 4, 2026

High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities

High-throughput Fluorometric Measurement of Potential Soil Extracellular Enzyme Activities

Published on: November 15, 2013

[Not Available].

Pierre-Alain Morandi¹, Dagmar Kesseler

¹Schweizerisches Zentrum für Qualitätskontrolle.

Swiss Dental Journal

|September 9, 2015

Summary

Dental offices experienced significant sterilization failures, with nearly 30% reporting issues. Steam autoclaves performed better than Chemiclaves, but overall sterilization quality did not improve from 2008 to 2012.

Area of Science:

Microbiology
Infection Control
Medical Laboratory Science

Context:

External quality assessment schemes are crucial for maintaining standards in medical laboratories.
Biological monitoring of autoclaves ensures effective sterilization processes in healthcare settings.
Dental offices rely on effective sterilization to prevent disease transmission.

Purpose:

To evaluate the effectiveness of sterilization processes in dental offices using biological indicators.
To assess the performance of different autoclave types (steam vs. Chemiclave) in dental settings.
To identify trends and potential improvements in dental sterilization practices over time.

Summary:

Over 4,700 sterilizations were performed by 209 dental offices between 2008 and 2012.

Keywords:

Autoklav Sterilisation biologischer Indikator Sporen

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99 biological indicator strips (2.1%) failed sterilization, with 61 participants (29.2%) experiencing failures.

Steam autoclaves demonstrated superior performance compared to Chemiclaves, yet no overall improvement in sterilization quality was observed during the study period.

Impact:

Highlights critical deficiencies in dental office sterilization practices, necessitating targeted interventions.
Provides evidence for the superiority of steam autoclaves, informing equipment choices for infection control.
Underscores the need for enhanced training and quality control measures to improve patient safety in dental settings.