Recognized standard

22254 First edition 2005-08

FDA recognition 4-347 · ISO · Dental/ENT

Key facts

Recognition number 4-347
Designation 22254 First edition 2005-08
Title Dentistry - Manual toothbrushes - Resistance of tufted portion to deflection
Standards developer International Organization for Standardization
Specialty area Dental/ENT
Date of entry May 26, 2025
Device classes Class 1
Scope (excerpt) ISO 22254:2005 specifies a test method for determining the resistance of the tufted portion of manual toothbrushes to deflection. This International Standard is applicable to toothbrushes having a conventional flat trim design and may not be applicable to toothbrushes with other designs. The results…

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