Cleared Traditional

K183475 - T1-CS

K183475 is an FDA 510(k) clearance for T1-CS, manufactured by Osstem Implant Co., Ltd.. The device is a Class 2 Radiology device with product code OAS cleared through the Traditional 510(k) pathway after a 256-day FDA review.

K183475 · Osstem Implant Co., Ltd. · Radiology device
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Aug 2019
Decision
256d
Days
Class 2
Risk

K183475 is an FDA 510(k) clearance for the T1-CS, T1-C. Classified as X-ray, Tomography, Computed, Dental (product code OAS), Class II - Special Controls.

Submitted by Osstem Implant Co., Ltd. (Siheung-Si, KR). The FDA issued a Cleared decision on August 30, 2019 after a review of 256 days - an extended review cycle.

This device falls under the Radiology FDA review panel, regulated under 21 CFR 892.1750 - the FDA radiology and imaging software oversight 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 Radiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Osstem Implant Co., Ltd. devices

FDA 510(k) Submission Details - K183475

510(k) Number K183475 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received December 17, 2018
Decision Date August 30, 2019
Days to Decision 256 days
Submission Type Traditional
Review Panel Radiology (RA)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
149d slower than avg
Panel avg: 107d · This submission: 256d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

OAS Device Classification - Class 2, Special Controls

Product Code OAS X-ray, Tomography, Computed, Dental
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 892.1750
Definition Produce Cross-sectional Diagnostic X-ray Images Of The Intra-oral Tissue And Teeth.
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 Radiology devices follow this clearance model.

Regulatory Consultant

Hiossen, Inc.
Peter Lee

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

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