Tool · 510(k)

510(k) Predicate Finder

Find potential predicate devices for your 510(k) submission. Enter a K-number to find all clearances with the same product code, a three-letter product code to browse clearances directly, or search by device name.

Product Code: LDD FDA class 2

Dc-Defibrillator, Low-Energy, (Including Paddles)

Cardiovascular

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A low-energy DC defibrillator with paddles is a cardiovascular device used to deliver controlled electrical shocks to the heart to terminate life-threatening arrhythmias such as ventricular fibrillation or pulseless ventricular tachycardia. It is classified as FDA Class 2, indicating moderate risk and requiring 510(k) premarket clearance. The product code is LDD, regulated under 21 CFR 870.5300, in the Cardiovascular specialty. This device is designated as life sustaining or life supporting, reflecting its critical role in emergency cardiac care.

510(k) Clearances

50+ matches
K Number
Device Name
Switched Internal Paddles
Tempus LS - Manual
Sterilizable Internal Defibrillation Paddles for use with LIFEPAK defibrillators/monitors
Rapid Hair Removal Pads
ZOLL E SERIES ALS
CARDIOMED
EURO DEFI PADS ADULT; EURO DEFI PADS ADULT RADIOTRANSPARENT: EURO DEFI PADS PEDIATRIC
CARDIO MED
CARDIO MED MODEL A102, H104, O101, P103, AND Z100
ZOLL PROPAQ MD
ZOLL PROPAQ MD
HEART SYNC PEDIATRIC, MODEL PED-100
ZOLL R SERIES
ZOLL AUTOCLAVABLE INTERNAL HANDLES, ZOLL AUTOCLAVABLE INTERNAL HANDLES WITH INTEGRATED ELECTRODES, ZOLL AUTOCLAVABLE
ZOLL AUTOCLAVABLE INTERNAL HANDLES
DISPOSABLE STERILE INTERNAL DEFIBRILLATION PADDLES (SWITCHED-LARGE), DISPOSABLE STERILE INTERNAL DEFIBRILLATION PADDLES
ACCESS CARDIOSYSTEMS MANUAL DEFIBRILLATOR
MEDTRONIC PHYSIO-CONTROL LIFEPAK 20 DEFIBRILLATOR/MONITOR/PACEMAKER
BOOKER BOX, MODEL PAD 5010
ALEXANDER MANUFACTURING CO. RECHARGEABLE BATTERY PART NUMBER LP9
NIHON KOHDEN TEC-7511A/TEC-7521A CARDIOLIFE PORTABLE DEFIBRILLATOR AND ACCESSORIES
NIHON KOHDEN TEC-7531 CARDIOLIFE PORTABLE DEFIBRILLATOR AND ACCESSORIES
NIHON KOHDEN TEC-6100A CARDIOLIFE MINI DEFIBRILLATOR & ACCESSORIES
V2
ZOLL AUTOCLAVABLE INTERNAL HANDLES
700-F SERIES STIMULATION ELECTRODES
CARDIOSERV S
CARDIO SERV
DPD DEFIBRILLATOR
UNIPOWER RECHARGEABLE BATTERY PACK
NCE REPLACEMENT BATTERIES
PEDIATRIC DEFIB K-PADS
UNIPOWERR RECHARGEABLE BATTERY PACK
VITAL-COMBO(R)
RECHARGE REPLACE BATTERY PK SPACELABS 4045 MON/DEFIB
BATTERY PACK# S1024NC
BATTERY PACK #1012NC
LIFEPAK 9 DEFIBRILLATOR/MONITOR
ZOLL PD 5300
5200 ADULT SOLID GEL MULTI-FUNCTION ELECTRODES
ZOLL PD 5200C ADULT SOLID GEL MULTI-FUNCTION ELECT
ZOLL D 5400 ADULT SOLID GEL DEFIBRILLATION ELECTRO
CARDIAC THERAPHY SYSTEM SCP 900
DPD DEFIBRILLATOR
LIFEPAK 10 DEFIBRILLATOR/MONITOR W/OPT PACEMAKER
PRIMEDIC DEFIBRILLATORS-N/B
MARQUETTE SERIES 360 DEFIBRILLATOR
BATTERY PACK
MODEL #340 STEALTH-TRODE+LS
LIFE-TEL L.B.E. (LIFE-PAK 5 BATTERY ELIMINATOR)

What is a Predicate Device?

A predicate device is a legally marketed device that a new 510(k) applicant uses to demonstrate substantial equivalence. The FDA's 510(k) pathway requires manufacturers to show that their device has the same intended use and similar technological characteristics as one or more predicate devices already cleared for commercial distribution.

Finding the right predicate is a critical step in 510(k) strategy. Manufacturers typically search for cleared devices with the same FDA product code, which groups devices by their intended use and regulatory classification. This tool helps you identify potential predicates by browsing all clearances within a product code.

Note that predicate devices must be legally marketed — they cannot be devices that were cleared but never commercialized, or devices subject to a mandatory recall. The determination of substantial equivalence considers intended use, technological characteristics, and performance data.

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