Cleared Traditional

K921843 - CYNOSURE PHOTODENT, INTRAORAL SURGICAL LASER

K921843 is an FDA 510(k) clearance for CYNOSURE PHOTODENT, manufactured by Cynosure, Inc.. The device is a Class 2 General & Plastic Surgery device with product code GEX cleared through the Traditional 510(k) pathway after a 119-day FDA review.

K921843 · Cynosure, Inc. · General & Plastic Surgery device
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Aug 1992
Decision
119d
Days
Class 2
Risk

K921843 is an FDA 510(k) clearance for the CYNOSURE PHOTODENT, INTRAORAL SURGICAL LASER. Classified as Powered Laser Surgical Instrument within the GEX classification (a category for powered laser surgical instruments across multiple specialties), Class II - Special Controls.

Submitted by Cynosure, Inc. (Bedford, US). The FDA issued a Cleared decision on August 14, 1992 after a review of 119 days - within the typical 510(k) review window.

This device falls under the General & Plastic Surgery FDA review panel, regulated under 21 CFR 878.4810 - the FDA general and plastic surgery device 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 General & Plastic Surgery review framework, consistent with the majority of Class II 510(k) submissions.

View all Cynosure, Inc. devices

FDA 510(k) Submission Details - K921843

510(k) Number K921843 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 17, 1992
Decision Date August 14, 1992
Days to Decision 119 days
Submission Type Traditional
Review Panel General & Plastic Surgery (SU)
Summary Statement
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
4d slower than avg
Panel avg: 115d · This submission: 119d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

GEX Device Classification - Class 2, Special Controls

Product Code GEX Powered Laser Surgical Instrument
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.4810
Definition A Laser (light Amplification By Stimulated Emission Of Radiation) Based Device Having Coherence, Collimated And Typically Monochromatic Radiation. Typically Indicated To To Cut, Destroy, Remove Or Coagulate Tissue, Generally Soft Tissue, For General Surgical Purpose In Medical Specialties Of General And Plastic Surgery, Dermatology/aesthetic, Podiatry, Otolaryngology (ent), Gynecology, Neurosurgery, Orthopedics (soft Tissue), Dental And Oral Surgery, And Dentistry. The Classification Regulation 21 Cfr 878.4810 Describes A Device That Is Carbon Dioxide Or Argon Laser Intended To Cut, Destroy, Remove Or Coagulate Tissue By The Light.
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 General & Plastic Surgery devices follow this clearance model.

Regulatory Peers - GEX Powered Laser Surgical Instrument

All 2022
Devices cleared under the same product code (GEX) and FDA review panel - the closest regulatory comparables to K921843.
MODEL PC ARGON ION LASER
K921300 · Hgm Medical Laser Systems, Inc. · Oct 1992
ODYSSEY HO:YAG SURGICAL LASER SYSTEM
K914678 · Xintec Corporation · Sep 1992
KTP/532 & KTP/YAG
K913990 · Laserscope · Sep 1992
CYNOSURE PHOTOGENICA P PIGMENTED LESION LASER
K921841 · Cynosure, Inc. · Aug 1992
LASERSCOPE'S MICROSPOT DERMASTAT
K914918 · Laserscope · Jul 1992
COHERENT VERSAPULSE(TM) 2.1XE/2.1L HOLMI SURG LASE
K914136 · Coherent Medical Group · Jul 1992