Cleared Traditional

KDF Zirconia Disc (K221429) - FDA 510(k) Clearance

Class II Dental device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K221429 · Denken-Highdental Co., Ltd. · Dental device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jul 2022
Decision
59d
Days
Class 2
Risk

K221429 is an FDA 510(k) clearance for the KDF Zirconia Disc. Classified as Powder, Porcelain (product code EIH), Class II - Special Controls.

Submitted by Denken-Highdental Co., Ltd. (Kisshoin Ishiharakyomichi-Cho, Minami-Ku, JP). The FDA issued a Cleared decision on July 14, 2022 after a review of 59 days - a notably fast clearance cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.6660 - 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: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Denken-Highdental Co., Ltd. devices

Submission Details

510(k) Number K221429 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 16, 2022
Decision Date July 14, 2022
Days to Decision 59 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
68d faster than avg
Panel avg: 127d · This submission: 59d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code EIH Powder, Porcelain
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.6660
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Dental devices follow this clearance model.

Regulatory Peers - EIH Powder, Porcelain

All 184
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