Cleared Traditional

FLEX SPAN TEMPORARY CROWN & BRIDGE MATERIAL (K021457) - FDA 510(k) Clearance

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

K021457 · Pentron Corp. · Dental device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Aug 2002
Decision
87d
Days
Class 2
Risk

K021457 is an FDA 510(k) clearance for the FLEX SPAN TEMPORARY CROWN & BRIDGE MATERIAL. Classified as Crown And Bridge, Temporary, Resin (product code EBG), Class II - Special Controls.

Submitted by Pentron Corp. (Wallingford, US). The FDA issued a Cleared decision on August 1, 2002 after a review of 87 days - a notably fast clearance cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.3770 - 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 Pentron Corp. devices

Submission Details

510(k) Number K021457 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received May 06, 2002
Decision Date August 01, 2002
Days to Decision 87 days
Submission Type Traditional
Review Panel Dental (DE)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
40d faster than avg
Panel avg: 127d · This submission: 87d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code EBG Crown And Bridge, Temporary, Resin
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.3770
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 - EBG Crown And Bridge, Temporary, Resin

All 49
Devices cleared under the same product code (EBG) and FDA review panel - the closest regulatory comparables to K021457.
Harvest Dental Polymer Blocks
K180578 · Harvest Dental Products, LLC · Dec 2018
Resin for Temporary Crown & Bridge
K180657 · Dentis Co., Ltd. · Dec 2018
TEMP BASIC, TEMP PREMIUM, TEMP PREMIUM FLEXIBLE, MULTISTRATUM FLEXIBLE, THERAPON, TRY-IN, BURNOUT, TRY-IN & BURNOUT
K180562 · Zirkonzahn GmbH · Jun 2018
3M QUIK TEMP TEMPORIZATION MATERIAL
K001114 · 3M Company · Jun 2000
3M QUIKPLUS SYSTEM
K970168 · 3M Company · Feb 1997
3M TEMPCARE LIGHT CURE TEMPORARY SYSTEM
K944981 · 3M Company · Dec 1994