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: DSB FDA class 2

Plethysmograph, Impedance

Cardiovascular

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The Impedance Plethysmograph is a cardiovascular diagnostic device used to measure changes in blood volume within a body segment by detecting variations in electrical impedance, helping assess venous thrombosis, arterial occlusion, or cardiac output. It is classified as an FDA Class 2 device, indicating moderate risk, and requires 510(k) premarket notification before marketing. The product code is DSB and it is regulated under 21 CFR 870.2770 within the Cardiovascular medical specialty. This device is eligible for third-party 510(k) review.

510(k) Clearances

50+ matches
K Number
Device Name
SOZO Pro
Zynex Monitoring System, Model CM-1600
Bodyport Cardiac Scale
SOZO
SOZO Body Fluid Analyzer
Cardiac Monitor 1500
ReDS System
Cardiovascular Analzyer
SOZO
ECOM™ Cardiac Output Monitoring System
ReDs Wearable System
IMED-Z FLUID STATUS MONITOR
PHYSIOFLOW Q-LINK
ZOE FLUID STATUS MONITOR
ECOM ENDOTRACHEAL CARDIAC OUTPUT MONITOR SYSTEM
ZOE FLUID STATUS MONITOR
ZOEFLUID STATUS MONITOR (MODEL ZOE 2B)
BIO Z CARDIO PROFILE HEMODYNAMIC MONITOR
CHEETAH RELIANT
PHYSIOFLOW ENDURO
BIOIMPEDANCE CARDIAC ANALYZING MEASURING SYSTEM
CARDIODYNAMICS BIOZ RX, MODEL 7101-SYS
CHEETAH RELIANT
ICON, MODEL C3
AESCULON C2, AESCULON CHF CLINIC C2, AESCULON HYPERTENSION CLINIC C2 AND AESCULON PACEMAKER CLINIC C2
PHYSIOFLOW SYSTEM
AESCULON CHF, HYPERTENSION & PACEMAKER CLINIC
CHEETAH RELIANT, CHEETAH ACTIVE
BIOZ DX HEMODYNAMIC MONITOR WITH PHILIPS 12-LEAD ECG, MODEL 5100
BIOIMPEDANCE CARDIAC ANALYZING MEASURING SYSTEM, MODEL NICAS 2004 SLIM
BIOZDX HEMODYNAMIC MONITOR AND 12-LEAD ECG
BIOZDX HEMODYNAMIC MONITOR
ZOE FLUID STATUS MONITOR
C3 AND LIFEGARD ICG IMPEDANCE CARDIOGRAPHY MONITORS
ECOM CV4 ENDOTRACHEAL CARDIAC OUTPUT MONITOR
ECOM ENDOTRACHIAL CARDIAC OUTPUT MONITOR
TASK FORCE MONITOR 3040
SORBA STEORRA NON-INVASIVE IMPEDANCE CARDIOGRAPH
MODIFICATION TO BIOZ.COM HEMODYNAMIC MONITOR
BIOZTECT SENSOR AND BIOZTECT CABLE
ICG MODULE
BIOZ.PC HEMODYNAMIC MONITOR MODEL BZ-500/BZ-501; BIOZ.PC USER SOFTWARE INSTALLATION KIT MODEL BZ-810
BIOZ.COM HEMODYNAMIC MONITOR WITH BIOZ TECT SENSOR AND BIOZ TECT CABLE IMPEDANCE PLETHYSMOGRAPH
IQ SYSTEM
BIOZ.COM SYSTEM
PERCUPUMP II WITH EDA
EDEMA SYSTEM
BIOZ SYSTEM & BIOZ PORTABLE
HOTMAN
D SERIES ELECTRODE

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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