Cleared Traditional

K190508 - EVO 450 series High Speed Handpieces

K190508 is an FDA 510(k) clearance for EVO 450 series High Speed Handpieces, manufactured by Ttbio Corp.. The device is a Class 1 Dental device with product code EFB cleared through the Traditional 510(k) pathway after a 285-day FDA review.

K190508 · Ttbio Corp. · Dental device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Dec 2019
Decision
285d
Days
Class 1
Risk

K190508 is an FDA 510(k) clearance for the EVO 450 series High Speed Handpieces. Classified as Handpiece, Air-powered, Dental (product code EFB), Class I - General Controls.

Submitted by Ttbio Corp. (Taichung, TW). The FDA issued a Cleared decision on December 11, 2019 after a review of 285 days - an extended review cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.4200 - the FDA dental device regulatory framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Dental review framework, consistent with the majority of Class II 510(k) submissions.

View all Ttbio Corp. devices

FDA 510(k) Submission Details - K190508

510(k) Number K190508 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 01, 2019
Decision Date December 11, 2019
Days to Decision 285 days
Submission Type Traditional
Review Panel Dental (DE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
158d slower than avg
Panel avg: 127d · This submission: 285d
Pathway characteristics
Predicate-based equivalence.

EFB Device Classification - Class 1, General Controls

Product Code EFB Handpiece, Air-powered, Dental
Device Class Class 1 - General Controls
CFR Regulation 21 CFR 872.4200
What this classification means

Class I devices are subject to general controls only and most are exempt from 510(k) premarket notification. They represent the lowest regulatory burden in the FDA device framework.

Regulatory Peers - EFB Handpiece, Air-powered, Dental

All 90
Devices cleared under the same product code (EFB) and FDA review panel - the closest regulatory comparables to K190508.
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