K Number
K152701
Device Name
Matrix Mini ECG Monitor
Date Cleared
2016-04-22

(214 days)

Product Code
Regulation Number
870.1025
AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP Authorized
Intended Use
The Matrix Mini ECG Monitor is intended for continuous measurement of heart rate, respiration rate and detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation in general medical and surgical floors, general hospital and alternate professional healthcare environments. The system is indicated for use in pediatric and adult patients.
Device Description
The Matrix Mini ECG Monitor system provides a cardiac monitor which monitors ECG derived heart rate, ECG electrode impedance respiration rate, and specific ECG arrhythmias (including asystole, ventricular tachycardia, and ventricular fibrillation). The Matrix Mini ECG Monitor system consists of a display module, a data acquisition module and an ECG patient cable. The display module and the data acquisition module are connected together with a USB interface. The data acquisition module is connected to the patient with the ECG patient cable, which is attached to standard ECG electrodes applied to the patient's skin surface. The display module consists of a tablet computer which provides the graphical display, user interface, data processing, data reporting/review, data communication, alarm, and data storage functions. The data acquisition module provides the patient electrical isolation, interface to ECG skin surface electrodes attached to patient, conversion of analog ECG electrode data to digital data, data processing, and data communication functions. An accessory ECG patient cable is provided to connect the data acquisitions module to standard skin surface ECG electrodes. The accessory ECG patient cables are available in 3 or 5 ECG lead configurations. The Matrix Mini ECG Monitor provides an ECG heart rate monitor that includes software capable of limited ECG analysis and ECG electrode impedance respiration rate measurement. The Matrix Mini ECG monitor includes the basic functions of the 3 or 5 lead ECG monitoring system hardware standard to a Cardiac Monitor including a Cardiotachometer and rate alarm (product code DRT). The primary predicate device is a cardiac monitor and has a product code of DRT and also provides functions for ECG electrode impedance respiration rate measurement (product code BZQ). The Matrix Mini ECG Monitor device software can report asystole, ventricular tachycardia and ventricular fibrillation, which may be thought of as arrhythmias, we selected a supplemental predicate device (K120774) with the product code DSI. Both the software device component and hardware components are presented below compared to the currently marketed predicate devices. The Matrix Mini ECG Monitor uses software to process and display the ECG electrode derived cardiac information to the user. The analog ECG electrode data is acquired and converted to digital data using conventional, well proven, and widely used, electronic digital data acquisition technology. The technology has operational and performance characteristics that comply with IEC 60601-2-27:2011, "Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment". The asystole, ventricular tachycardia and ventricular fibrillation algorithms use conventional software ECG analysis techniques and have been evaluated using ANSI/AAMI EC57:2012 "Testing and reporting performance results of cardiac rhythm and ST segment measurement algorithms"
More Information

No
The summary explicitly states that the algorithms used are "conventional software ECG analysis techniques" and mentions compliance with standards for testing cardiac rhythm algorithms, not AI/ML specific standards or methodologies. There is no mention of training data, test data, or AI/ML specific performance metrics.

No
This device is a diagnostic tool that measures and monitors cardiac activity and respiration; it does not provide therapy.

Yes

Explanation: The device is intended for "detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation," and provides "limited ECG analysis" which are diagnostic functions.

No

The device description explicitly states that the system consists of a display module, a data acquisition module, and an ECG patient cable, all of which are hardware components. While software is used for processing and display, it is part of a larger hardware system.

Based on the provided text, the Matrix Mini ECG Monitor is not an In Vitro Diagnostic (IVD) device.

Here's why:

  • Intended Use: The intended use clearly states that the device is for the continuous measurement of physiological parameters (heart rate, respiration rate, and detection of cardiac events) in vivo (on a living patient).
  • Device Description: The description details how the device connects to the patient's skin via electrodes to acquire electrical signals from the heart and lungs. This is a direct interaction with the patient's body.
  • Lack of IVD Characteristics: The description does not mention the analysis of biological samples (like blood, urine, tissue, etc.) outside of the body, which is the defining characteristic of an IVD.

Therefore, the Matrix Mini ECG Monitor is a medical device used for patient monitoring, not an IVD.

N/A

Intended Use / Indications for Use

The Matrix Mini ECG Monitor is intended for continuous measurement of heart rate, respiration rate and detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation in general medical and surgical floors, general hospital and alternate professional healthcare environments. The system is indicated for use in pediatric and adult patients.

Product codes

DSI, DRT, BZQ

Device Description

The Matrix Mini ECG Monitor system provides a cardiac monitor which monitors ECG derived heart rate, ECG electrode impedance respiration rate, and specific ECG arrhythmias (including asystole, ventricular tachycardia, and ventricular fibrillation). The Matrix Mini ECG Monitor system consists of a display module, a data acquisition module and an ECG patient cable.

The display module and the data acquisition module are connected together with a USB interface. The data acquisition module is connected to the patient with the ECG patient cable, which is attached to standard ECG electrodes applied to the patient's skin surface.

The display module consists of a tablet computer which provides the graphical display, user interface, data processing, data reporting/review, data communication, alarm, and data storage functions. The data acquisition module provides the patient electrical isolation, interface to ECG skin surface electrodes attached to patient, conversion of analog ECG electrode data to digital data, data processing, and data communication functions. An accessory ECG patient cable is provided to connect the data acquisitions module to standard skin surface ECG electrodes. The accessory ECG patient cables are available in 3 or 5 ECG lead configurations.

The Matrix Mini ECG Monitor provides an ECG heart rate monitor that includes software capable of limited ECG analysis and ECG electrode impedance respiration rate measurement. The Matrix Mini ECG monitor includes the basic functions of the 3 or 5 lead ECG monitoring system hardware standard to a Cardiac Monitor including a Cardiotachometer and rate alarm (product code DRT). The primary predicate device is a cardiac monitor and has a product code of DRT and also provides functions for ECG electrode impedance respiration rate measurement (product code BZQ).

The Matrix Mini ECG Monitor device software can report asystole, ventricular tachycardia and ventricular fibrillation, which may be thought of as arrhythmias, we selected a supplemental predicate device (K120774) with the product code DSI. Both the software device component and hardware components are presented below compared to the currently marketed predicate devices.

The Matrix Mini ECG Monitor uses software to process and display the ECG electrode derived cardiac information to the user. The analog ECG electrode data is acquired and converted to digital data using conventional, well proven, and widely used, electronic digital data acquisition technology. The technology has operational and performance characteristics that comply with IEC 60601-2-27:2011, "Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment". The asystole, ventricular tachycardia and ventricular fibrillation algorithms use conventional software ECG analysis techniques and have been evaluated using ANSI/AAMI EC57:2012 "Testing and reporting performance results of cardiac rhythm and ST segment measurement algorithms"

Mentions image processing

Not Found

Mentions AI, DNN, or ML

Not Found

Input Imaging Modality

Not Found

Anatomical Site

Not Found

Indicated Patient Age Range

pediatric and adult patients

Intended User / Care Setting

The Matrix Mini monitoring device is a prescription device to be used by authorized health care professionals using standard institutional procedures and standards of care for patient monitoring. Staff training in the operation of the Matrix Mini ECG Monitor device is essential for optimal use. Users should be skilled at the level of a technician, nurse, physician, health care provider or medical specialist, with the knowledge and experience to acquire and interpret patients' ECG data. Individuals using the Matrix Mini ECG Monitor should be familiar with its operation as described in the manual, and they should understand all warnings and cautions in the manual.

The Matrix Mini ECG Monitor is intended for continuous measurement of heart rate, respiration rate and detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation in general medical and surgical floors, general hospital and professional healthcare facilities.

Description of the training set, sample size, data source, and annotation protocol

Not Found

Description of the test set, sample size, data source, and annotation protocol

Not Found

Summary of Performance Studies (study type, sample size, AUC, MRMC, standalone performance, key results)

No clinical studies were utilized for the purpose of obtaining safety or effectiveness data.

Key Metrics (Sensitivity, Specificity, PPV, NPV, etc.)

Not Found

Predicate Device(s)

K984033, K120774

Reference Device(s)

Not Found

Predetermined Change Control Plan (PCCP) - All Relevant Information

Not Found

§ 870.1025 Arrhythmia detector and alarm (including ST-segment measurement and alarm).

(a)
Identification. The arrhythmia detector and alarm device monitors an electrocardiogram and is designed to produce a visible or audible signal or alarm when atrial or ventricular arrhythmia, such as premature contraction or ventricular fibrillation, occurs.(b)
Classification. Class II (special controls). The guidance document entitled “Class II Special Controls Guidance Document: Arrhythmia Detector and Alarm” will serve as the special control. See § 870.1 for the availability of this guidance document.

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Public Health Service

Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002

April 22, 2016

Global Instrumentation, LLC Craig Sellers Regulatory Affairs Manager 8104 Cazenovia Road Manlius, New York 13104

Re: K152701

Trade/Device Name: Matrix Mini ECG Monitor Regulation Number: 21 CFR 870.1025 Regulation Name: Arrhythmia Detector and Alarm (Including ST-Segment Measurement and Alarm) Regulatory Class: Class II Product Code: DSI, DRT, BZO Dated: March 14, 2016 Received: March 17, 2016

Dear Craig Sellers:

We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food. Drug. and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.

If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.

Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical device

1

related adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.

If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address

http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to

http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.

You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address

http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.

Sincerely yours,

Mitchell Stein

for Bram D. Zuckerman, M.D. Director Division of Cardiovascular Devices Office of Device Evaluation Center for Devices and Radiological Health

2

Indications for Use

510(k) Number (if known) K152701

Device Name Matrix Mini ECG Monitor

Indications for Use (Describe)

The Matrix Mini ECG Monitor is intended for continuous measurement of heart rate, respiration rate and detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation in general medical and surgical floors, general hospital and alternate professional healthcare environments. The system is indicated for use in pediatric and adult patients.

Type of Use (Select one or both, as applicable)
X Prescription Use (Part 21 CFR 801 Subpart D)Over-The-Counter Use (21 CFR 801 Subpart C)

CONTINUE ON A SEPARATE PAGE IF NEEDED.

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3

[As described in 21 CFR 807.92]

| Submitted by: | Global Instrumentation LLC.
8104 Cazenovia Road
Manlius, NY 13104 USA |
|---------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Contact Person: | Craig Sellers
Regulatory Affairs Manager
Phone: (315) 682-0272 Ext. 120
Fax: (315) 685-0278
E-mail: craigs@globalinstrumentation.com |
| Date Prepared: | March 14, 2016 |
| Trade Name: | Matrix Mini ECG Monitor |
| Common Name: | Cardiac monitor
(including Cardiotachometer and rate alarm) |
| Classification Reference: | Class II, 870.3247 Cttj { j o kc F gvgevqt"cpf "Creto (including
ST segment Measurement and alarm)
Classification Product Code – DUK
Subsequent Product Codes – DTV, BZQ |
| Predicate Devices: | Atlas Monitor
(Primary Predicate Device)
Cardiac monitor (including Cardiotachometer and rate alarm)
Product Code – DRT (Atlas also includes BZQ function)
Welch Allyn, Inc.
510(k) Number K984033
Acuity Central Monitoring Station
(Supplemental Predicate Device)
Arrhythmia Detector and Alarm (including ST-segment
measurement and alarm)
Product Code - DSI
Welch Allyn, Inc.
510(k) Number K120774 |

4

Description of the Device:

The Matrix Mini ECG Monitor system provides a cardiac monitor which monitors ECG derived heart rate, ECG electrode impedance respiration rate, and specific ECG arrhythmias (including asystole, ventricular tachycardia, and ventricular fibrillation). The Matrix Mini ECG Monitor system consists of a display module, a data acquisition module and an ECG patient cable.

The display module and the data acquisition module are connected together with a USB interface. The data acquisition module is connected to the patient with the ECG patient cable, which is attached to standard ECG electrodes applied to the patient's skin surface.

The display module consists of a tablet computer which provides the graphical display, user interface, data processing, data reporting/review, data communication, alarm, and data storage functions. The data acquisition module provides the patient electrical isolation, interface to ECG skin surface electrodes attached to patient, conversion of analog ECG electrode data to digital data, data processing, and data communication functions. An accessory ECG patient cable is provided to connect the data acquisitions module to standard skin surface ECG electrodes. The accessory ECG patient cables are available in 3 or 5 ECG lead configurations.

The Matrix Mini ECG Monitor provides an ECG heart rate monitor that includes software capable of limited ECG analysis and ECG electrode impedance respiration rate measurement. The Matrix Mini ECG monitor includes the basic functions of the 3 or 5 lead ECG monitoring system hardware standard to a Cardiac Monitor including a Cardiotachometer and rate alarm (product code DRT). The primary predicate device is a cardiac monitor and has a product code of DRT and also provides functions for ECG electrode impedance respiration rate measurement (product code BZQ).

The Matrix Mini ECG Monitor device software can report asystole, ventricular tachycardia and ventricular fibrillation, which may be thought of as arrhythmias, we selected a supplemental predicate device (K120774) with the product code DSI. Both the software device component and hardware components are presented below compared to the currently marketed predicate devices.

The Matrix Mini ECG Monitor uses software to process and display the ECG electrode derived cardiac information to the user. The analog ECG electrode data is acquired and converted to digital data using conventional, well proven, and widely used, electronic digital data acquisition technology. The technology has operational and performance characteristics that comply with IEC 60601-2-27:2011, "Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment". The asystole, ventricular tachycardia and ventricular fibrillation algorithms use conventional software ECG analysis techniques and have been evaluated using ANSI/AAMI EC57:2012 "Testing and reporting performance results of cardiac rhythm and ST segment measurement algorithms"

5

The Matrix Mini monitoring device is a prescription device to be used by authorized health care professionals using standard institutional procedures and standards of care for patient monitoring. Staff training in the operation of the Matrix Mini ECG Monitor device is essential for optimal use. Users should be skilled at the level of a technician, nurse, physician, health care provider or medical specialist, with the knowledge and experience to acquire and interpret patients' ECG data. Individuals using the Matrix Mini ECG Monitor should be familiar with its operation as described in the manual, and they should understand all warnings and cautions in the manual.

Shelf Life

The product does not have a shelf life. A shelf-life is not applicable because of low likelihood of time-dependent product degradation. The device uses technologies, components and materials that do not significantly change in characteristics with time when used/stored in the specified operating and storage conditions. The materials and technologies utilized ensure that the specified storage, and usage, conditions are not expected to affect device safety or effectiveness

Indications for Use:

The Matrix Mini ECG Monitor is intended for continuous measurement of heart rate, respiration rate and detection of cardiac standstill (asystole), ventricular tachycardia and ventricular fibrillation in general medical and surgical floors, general hospital and professional healthcare facilities. The system is indicated for use in pediatric and adult patients.

Predicate Device Selection

The primary predicate device selected is the Atlas Monitor (Welch Allyn, K984033, Product Code DRT). The Atlas device also provides the function of ECG electrode impedance respiration rate measurement (product code BZQ). A supplemental predicate device selected is the Acuity Central Monitoring Station Monitor (Welch Allyn, K120774, Product Code DSI). The Acuity device includes detection and alarming for asystole, ventricular tachycardia, and ventricular fibrillation arrhythmias. These devices are presently in commercial distribution globally including the United States of America. The Matrix Mini ECG Monitor has similar technological characteristics, indications for use, and performance characteristics as the predicate devices. The Matrix Mini ECG Monitor is similar in design, function and application to the predicate device. All materials and technologies are currently utilized in in other medical devices therefore, no new issues of safety or effectiveness are introduced by using this device.

Technological Characteristics:

The Matrix Mini ECG Monitor (System) uses conventional electronic digital data acquisition techniques to digitize and process ECG signals from skin surface ECG electrodes attached to a patient. The System consists of the Matrix Mini Display Module and the Matrix Mini Acquisition Module which are connected by an electrically isolated USB communication interface. The display module provides the data/waveform display and the user interface functions of the system. The acquisition module acquires the ECG signal from ECG electrodes on the surface of the patient's skin and provides the electrical isolation required to ensure patient safety. Refer to Table 1 at the end of this document for a detailed comparison

6

of the subject device to the predicate device.

The Matrix Mini ECG monitor uses software to process the ECG electrical signals and display the ECG and respiration information to the user. The technology has operational and performance characteristics that comply with IEC 60601-2-27:2011, "Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment" The asystole, ventricular tachycardia and ventricular fibrillation algorithms use conventional software ECG analysis techniques and have been evaluated using ANSI/AAMI EC57:2012 "Testing and reporting performance results of cardiac rhythm and ST segment measurement algorithms"

The Matrix Mini ECG Monitor uses the same technologies as the predicate devices. The Matrix Mini ECG Monitor is technically equivalent to the Atlas Monitor (K984033) and the Acuity Central Monitoring Station (K120774) with respect to technical and performance characteristic including, data storage, patient management, data review, measured physiological parameters and alarm management.

Non-Clinical Tests:

Verification and validation testing was conducted to ensure expected performance of the Matrix Mini FCG Monitor

The Matrix Mini ECG Monitor was also tested to evaluate its safety and effectiveness based on the following standards and guidance documents:

  • IEC 60601-2-27 Edition 3.0 2011-03 Medical electrical equipment - Part 2-27: Particular requirements for the basic safety and essential performance of electrocardiographic monitoring equipment [Including: Corrigendum 1 (2012)]
  • ISO 14971: 2007 Medical devices Application of risk management to medical ● devices
  • IEC 62304: 2015 - Medical device software - Software life cycle processes
  • . ANSI/AAMI EC57:2012 - Testing and reporting performance results of cardiac rhythm and ST-segment measurement algorithms
  • ANSI AAMI EC53:2013 - ECG trunk cables and patient leadwires
  • . IEC 60601-1-2:2014 - Medical Electrical Equipment - Part 1-2: General requirements for safety - collateral standard: Electromagnetic compatibility - Requirements and Test
  • . IEC 60601-1-8 Medical electrical equipment – Part 1-8: General requirements for basic safety and essential performance - Collateral standard: General requirements, tests and guidance for alarm systems in medical electrical equipment and medical electrical systems
  • . FDA guidance Class II Special Controls Guidance Document: Arrhythmia Detector and Alarm (October 28, 2003), was utilized in the planning and conduct of all performance testing.
  • FDA Guidance for the Content of Premarket Submissions for ● Software Contained in Medical Devices (May 11, 2005). The device's software has been validated in accordance with this guidance.

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The Matrix Mini ECG Monitor system has been tested and found to be in compliance with the applicable recognized safety, performance and electromagnetic compatibility standards. The standards used are consistent with the standards and testing used for the predicate devices. The results of the testing demonstrate that the device is as safe, as effective, and performs as well as, or better than, the predicates.

Clinical Performance Data:

No clinical studies were utilized for the purpose of obtaining safety or effectiveness data.

Conclusion:

Based on the information presented in this 510(k) premarket notification, the Global Instrumentation LLC Matrix Mini ECG Monitor is considered substantially equivalent (as safe, as effective and performs as well as) the currently marketed devices cited in this submission.

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TABLE 1

CharacteristicPredicate DevicesSubject DeviceDifferences
Device NameAtlas Monitor (primary predicate device)Matrix Mini ECG MonitorN/A
ManufacturerWelch Allyn, Inc.,Global Instrumentation, LLC.N/A
510(k) NumberK984033N/AN/A
Product CodeDRTDRT, DSI, BZQSame
Regulation Name870.2300 Cardiac monitor (including
Cardiotachometer and rate alarm)870.2300 Cardiac monitor (including
Cardiotachometer and rate alarm)Same
Indications for UseThe indications for use for the Atlas
Monitor, include the monitoring of the
following human physiological vital signs:
Blood Oxygenation (SpO2) measurement,
ECG waveform derived from 3 or 5 lead
measurement, Respiration rate/waveform
derived from ECG or CO2, Temperature
measurement via YSI 400 series probes,
Noninvasive Blood Pressure (NIBP)
measurement, CO2, End tidal side
stream/waveform (ETCO2), Heart Rate
derived from selected source (ECG,
SpO2).
The target populations are adult and
pediatric populations. The monitor is
intended for use within the healthcare
facility setting.The Matrix Mini ECG Monitor is
intended for continuous measurement of
heart rate, respiration rate, and detection
of cardiac standstill (asystole),
ventricular tachycardia and ventricular
fibrillation in general medical and
surgical floors, general hospital and
professional healthcare environments.
The system is indicated for use in
pediatric and adult patients.Similar
The Matrix Mini ECG Monitor is
equivalent to the Atlas Monitor
(K984033) in ECG, Respiration and
heart rate parameter performance.
The target populations are the same.
Some functions are removed since
the subject device is only for heart
rate, respiration rate, and detection
of cardiac standstill (asystole),
ventricular tachycardia and
ventricular fibrillation
The Matrix Mini ECG arrhythmia
analysis is limited to cardiac
standstill (asystole), ventricular
tachycardia and ventricular
CharacteristicPredicate DevicesSubject DeviceDifferences
fibrillation. This is equivalent to
primary predicate in conjunction
with Welch Allyn Acuity Central
Monitoring Station (K120774).
Target PopulationAdult and pediatric populationsPediatric and adult patients of any
gender.Same
Where UsedThe monitor is intended for use within the
healthcare facility setting.The product is intended for use in a
clinical environment general medical and
surgical floors, general hospital, and
professional healthcare environments.Similar - more detail added to
description.
DesignMultiparameter device used to monitor
human physiological vital signs.Multiparameter device used to monitor
ECG and respiration human
physiological vital signs.Similar
Matrix Mini ECG monitor provides
the same functions for ECG, heart
rate, and respiration parameters
derived from ECG electrodes.
Matrix Mini does not provide
monitoring for temperature, SpO2,
CO2, NIBP or ETCO2.
The Matrix Mini provides the same
ECG, heart rate, and respiration
parameters that is provided by the
predicate devices. For ECG and
respiration parameters, the Matrix
Mini is equivalent to the predicate
devices.
TechnologiesECG and ECG respiration sensing with
conventional patient skin surface applied
ECG/Respiration
electrodes.
dataECG and ECG respiration sensing with
conventional patient skin surface applied
electrodes. ECG/Respiration dataSame
CharacteristicPredicate DevicesSubject DeviceDifferences
acquisition performed with solid state
amplifiers, analog to digital converter and
processing of data controlled by
microprocessor/microcontroller. Data is
converted from analog to digital format
and digital data is then processed and
analyzed. Microcontroller based system
provides electronic user interface with
alarm functions, electronic waveform
displays and numeric data display. Internal
battery power supply. External AC power
supply/battery charging.acquisition performed with solid state
amplifiers, analog to digital converter and
processing of data controlled by
microprocessor/microcontroller. Data is
converted from analog to digital format
and digital data is then processed and
analyzed. Microcontroller based system
provides electronic user interface with
alarm functions, electronic waveform
displays and numeric data display.
Internal battery power supply. External
AC power supply/battery charging.Similar
Heart Rate Range21 to 249 beats/minute20 to 300 beats/minuteSimilar
Matrix Mini detects wider range of
heart rates. This will provide
performance that is equal to, or
better than, that of the predicate
devices.
Heart Rate Accuracy$\pm$ 3 beats/minute or $\pm$ 3% whichever is
greater$\pm$ 3 beats/minute or $\pm$ 3% whichever is
greaterSame
Bandwidth, Normal
Mode0.5 to 40 Hz0.05 to 70 HzSimilar
Matrix Mini has wider range of
frequency response bandwidth. This
will provide performance that is
equal to, or better than, that of the
predicate devices.
Leads3 wire or 5 wire, available in AHA or IEC
colors3 wire or 5 wire, available in AHA or IEC
colorsSame
ElectrodesDisposable snap electrodes applied to
patient skin surfaceDisposable snap electrodes applied toSame
CharacteristicPredicate DevicesSubject DeviceDifferences
patient skin surface.
Gain10 mm/mV, adjustable, visual scale
indicator10 mm/mV, adjustable, visual scale
indicatorSame
Lead DisplaySingle, user selectable: I, II, III, VSingle, user selectable: I, II, III, VSame
Heart Rate DisplayNumericNumericSame
Waveform DisplayOne row minimum of ECG waveform
displayOne row minimum of ECG waveform
displaySame
Leads Off ConditionDetected and displayed (selected lead
only)Detected and displayed (selected lead
only)Same
Heart Rate AlarmsHigh and Low Heart RateHigh and Low Heart RateSame
Alarm RangesHeart Rate Low Limits: 21 to 245
beats/minute Heart Rate High Limits: 25
to 249 beats/minuteHeart Rate Low Limits: 20 to 300
beats/minute Heart Rate High Limits: 20
to 300 beats/minuteSimilar
Matrix Mini supports a wider range
of alarm limits. This ensures
performance in this area is equal to,
or better than, that of the predicate
devices.
Data Acquisition
TechniqueAnalog to Digital ConvertorAnalog to Digital ConvertorSame
CharacteristicPredicate DevicesSubject DeviceDifferences
Samples per second
(sample rate)180 samples/sec250 samples/secSimilar
Matrix Mini has higher sampling
rate. This will provide data quality
that is equal to, or better than, that of
the predicate devices.
Input Impedance>2.5 Megohms at 10Hz>2.5 Megohms at 10HzSame
Input ProtectionDefibrillator and Electrosurgery protectedDefibrillator and Electrosurgery protectedSame
Defibrillator Recovery
per EC13:1992 Clause
3.1.2.1a)YesYesSame
Pacemaker DisplayPacemaker signals displayed as captured.Pacemaker signals displayed as captured.Same
Pacemaker DetectionYesYesSame
Pacemaker RejectYesYesSame
Lead Off DetectionYesYesSame
ECG Respiration/Lead
Off Detection Current50nA max for RA, LA, LL, V; 200nA
max for RL50nA max for RA, LA, LL, V; 200nA
max for RLSame
ECG Respiration
Measurement
TechniqueTrans-thoracic impedanceTrans-thoracic impedanceSame
ECG Respiration #
LeadsSingleSingleSame
ECG Respiration Range5 to 100 breaths/minute5 to 100 breaths/minuteSame
CharacteristicPredicate DevicesSubject DeviceDifferences
ECG Respiration
Accuracy$\pm$ 3 breaths/minute$\pm$ 2 breaths/minuteSimilar
Matrix Mini has better accuracy.
This ensures performance in this
area is equal to, or better than, that
of the predicate devices.
Respiration AlarmsHigh and Low Respiration RateHigh and Low Respiration RateSame
Respiration Alarm
RangesRespiration Low limits: 5 to 100
breaths/minute Respiration High limits: 5
to 100 breaths/minuteRespiration Low limits: 5 to 100
breaths/minute Respiration High limits: 5
to 100 breaths/minuteSame
Respiration Rate
DisplayNumericNumericSame
ECG analysis and detection of limited arrhythmias similar to Acuity (K120774 supplemental predicate)
in conjunction with the Atlas Monitor (K984033 primary predicate). The below provides the comparison
to K120774.
Device NameAcuity Central Monitoring Station
(supplemental predicate device)Matrix Mini ECG MonitorN/A
CharacteristicPredicate DevicesSubject DeviceDifferences
ManufacturerWelch Allyn, Inc.,Global Instrumentation, LLC.N/A
510(k) NumberK120774N/AN/A
Product CodeDSIDRT, DSI, BZQSimilar, Acuity and Matrix Mini
both include DSI product code.
Regulation Name870.1025, Arrhythmia Detector and Alarm
(including ST-segment measurement and
alarm)870.2300 Cardiac monitor (including
Cardiotachometer and rate alarm)Acuity and Matrix Mini ECG
Monitor both provide ECG analysis
and detection of waveforms to detect
the following arrhythmia: asystole,
ventricular tachycardia, and
ventricular fibrillation.
Indications for UseThe Acuity Central Monitoring Station is
intended to be used by clinicians for the
central monitoring of neonatal, pediatric,
and adult patients in health care facilities.
In addition to the central monitoring of
patient data, waveforms, alarms and alerts,
The Acuity software can include
operational modules to provide extended
recording of patient data (Full Disclosure),
arrhythmia monitoring and ST analysis.
  • Full disclosure stores patient data for up
    to 96 hours
  • Arrhythmia monitoring module provides
    real-time monitoring and alarms for
    specific changes in cardiac rhythms. The | The Matrix Mini ECG Monitor is
    intended for continuous measurement of
    heart rate, respiration rate, and detection
    of cardiac standstill (asystole),
    ventricular tachycardia and ventricular
    fibrillation in general medical and
    surgical floors, general hospital and
    | Similar
    The Matrix Mini ECG Monitor is
    equivalent to the Atlas Monitor in
    ECG, Respiration and heart rate
    parameter performance.
    The target populations are the same.
    Some functions removed since the
    subject device is only for ECG.
    The Matrix Mini ECG Monitor
    includes arrhythmia analysis that is
    limited to cardiac standstill
    (asystole), ventricular tachycardia
    and ventricular fibrillation. This is
    equivalent to the Atlas primary
    predicate (K984033) in conjunction
    with the arrhythmia monitoring |

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CharacteristicPredicate DevicesSubject DeviceDifferences
clinician is responsible for determining the
clinical significance of each detected
arrhythmia event or alarm. The arrhythmia
module is not intended for use with
neonatal patients.module functions of the Welch Allyn
Acuity Central Monitoring Station.
(K120774)
* ST analysis module provides real-time
monitoring and alarms for ST segment
deviations, from a reference beat, for
patients with suspected heart disease and
anomalies. The clinician is responsible for
determining the clinical significance of
each selected ST segment deviation or
alarm.
The ST analysis module is not intended
for use with neonatal patients.
Target PopulationAdult and pediatric populations (for the
arrhythmia module) which provides the
asystole, ventricular tachycardia and
ventricular fibrillation arrhythmia analysis.Pediatric and adult patients of any
gender.Same
The arrhythmia module of the Allyn
Acuity Central Monitoring Station is
intended for pediatric and adult
patients. The arrhythmia module of
is not intended for use with neonatal
patients.
Where UsedThe product is intended for use within
healthcare facilities.The product is intended for use in a
clinical environment general medical and
surgical floors, general hospital, and
professional healthcare environments.Similar – more detail added to
description for Matrix Mini. No
significant difference between
Matrix Mini and predicate devices.
All devices are intended for use

16

CharacteristicPredicate DevicesSubject DeviceDifferences
within healthcare facilities.
DesignMultiparameter device used to monitor
human physiological vital signs including
detection of ECG Arrhythmias including
asystole, ventricular tachycardia, and
ventricular fibrillation.Multiparameter device used to monitor
ECG and respiration human
physiological vital signs.Similar
Matrix Mini does not provide
monitoring for temperature, SpO2,
CO2, NIBP or ETCO2.
The Matrix Mini ECG monitor does
not perform ST analysis.
Matrix Mini ECG monitor has the
same design functions as the
predicate devices for ECG, heart
rate, and respiration parameters
derived from ECG electrodes,
including detection of asystole,
ventricular tachycardia, and
ventricular fibrillation.
TechnologiesUses software running on computer
hardware to monitor and analyze digital
patient physiological data. Uses personal
computer technologies to provide user
interface to system. Supports optional
network and printer connections.Uses software running on computer
hardware to monitor and analyze digital
patient physiological data. Uses personal
computer technologies to provide user
interface to system. Supports optional
network and printer connections.Same
Heart Rate Arrhythmia
detectionAsystole, Ventricular tachycardia and
Ventricular FibrillationAsystole, Ventricular tachycardia and
Ventricular FibrillationSame

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CharacteristicPredicate DevicesSubject DeviceDifferences
ST analysisYesNoST analysis is not required by Matrix
Mini ECG monitor indications for
use.
Matrix Mini ECG Monitor
arrhythmia detection limited to
asystole, ventricular tachycardia and
ventricular fibrillation.
AlarmsCan configure, observe, and respond to an
alarm condition.Can configure, observe, and respond to an
alarm condition.Same
Heart Rate Arrhythmia
alarm settingsYesYesSame
Alarm reviewYesYesSame
Waveform displayYes - ECG waveformsYes - ECG waveformsSame
Patient Data SourceCentral station interfaces with wireless
and hardwired patient monitors for patient
dataMatrix Mini ECG Monitor is a hardwired
patient monitor for patient data. Connects
directly to patient.Similar
The Matrix Mini ECG monitor
provides for monitoring of the
patient at the patient location using a
hardwired interface. The Matrix
Mini ECG monitor does not provide
for remote monitoring of the patient.
The Matrix Mini ECG monitor
provides all required information at
the patient location.
LogsWaveform and Error logsWaveform and Error logsSame
Logging capabilityYes-logs a variety of information
including alarms, alerts, connection andYes-logs a variety of information
including alarms, alerts, connection andSame

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CharacteristicPredicate DevicesSubject DeviceDifferences
disconnection of monitors, significant
actions by clinicians, etc. Logs provide an
audit trail for system failures and customer
complaints. System can be set to capture
more information for troubleshooting.disconnection of monitors, significant
actions by clinicians, etc. Logs provide
an audit trail for system failures and
customer complaints. System can be set
to capture more information for
troubleshooting.
Full disclosure data
storageUp to 96 hours available to customersUp to 96 hours available to customersSame
Data interfaces to
patient data acquisition
deviceRS232 and optional network connectionsUSBSimilar
The Matrix Mini ECG monitor does
not support use of wireless or remote
monitoring of the patient. The
Matrix Mini uses a hard wired serial
data interface (USB) which is as
reliable, or more reliable, than the
data interfaces used by the predicate
devices. The subject device
performance in this area is as good
as, or better than, that of the
predicate device.
Optional data interfacesOptional network connections to external
devices such as printers.Optional network connections to external
devices such as printers.Same