Cleared Traditional

K253655 - Angled Screwdriver MED (M-SD090)

K253655 is an FDA 510(k) clearance for Angled Screwdriver MED (M-SD090), manufactured by W&H Dentalwerk B?rmoos GmbH. The device is a Class 2 Dental device with product code DZI cleared through the Traditional 510(k) pathway after a 253-day FDA review.

K253655 · W&H Dentalwerk B?rmoos GmbH · Dental device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jul 2026
Decision
253d
Days
Class 2
Risk

K253655 is an FDA 510(k) clearance for the Angled Screwdriver MED (M-SD090). Classified as Drill, Bone, Powered (product code DZI), Class II - Special Controls.

Submitted by W&H Dentalwerk B?rmoos GmbH (Buermoos, AT). The FDA issued a Cleared decision on July 31, 2026 after a review of 253 days - an extended review cycle.

This device falls under the Dental FDA review panel, regulated under 21 CFR 872.4120 - 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 W&H Dentalwerk B?rmoos GmbH devices

FDA 510(k) Submission Details - K253655

510(k) Number K253655 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received November 20, 2025
Decision Date July 31, 2026
Days to Decision 253 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
126d slower than avg
Panel avg: 127d · This submission: 253d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

DZI Device Classification - Class 2, Special Controls

Product Code DZI Drill, Bone, Powered
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 872.4120
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 - DZI Drill, Bone, Powered

All 44
Devices cleared under the same product code (DZI) and FDA review panel - the closest regulatory comparables to K253655.
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K192561 · Saeshin Precision Co., Ltd. · Jul 2020