K Number
K160629
Device Name
InPen
Date Cleared
2016-07-26

(141 days)

Product Code
Regulation Number
880.5860
AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP Authorized
Intended Use
The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Lilly Humalog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments. The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Novo Nordisk Novolog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments. The InPen dose calculator, a component of the InPen app, is indicated for the management of diabetes by people with diabetes age 12 and older by calculating an insulin dose or carbohydrate intake based on user entered data. Prior to use, a healthcare professional must provide the patient-specific target blood glucose, insulin-to-carbohydrate ratio, and insulin sensitivity parameters to be programmed into the software.
Device Description
The InPen System consists of a manually-controlled pen injector and an app containing a logbook and a dose (bolus) calculator. The InPen is a manual pen injector containing a non-replaceable battery and electronics to communicate via Bluetooth® with the app on an iOS® mobile device. The intended dose is manually set by the user by rotating a dose knob. The insulin is injected by manually depressing the dose knob which causes the piston in the insulin cartridge to expel the intended dose. The InPen is provided in two different models for compatibility with the available U-100 insulin cartridges, i.e. Humalog® and Novolog®. The device is provided with Instructions For Use and a Quick Start Guide. The device is used with sterile needles and U-100 insulin cartridges (supplied separately). The app is designed to manage the wireless transfer of insulin dose data from the InPen, log insulin dose data, and provide a dose calculator to aid mealtime insulin dose calculations. The insulin dose calculations provided by the app are meant for patients undergoing multiple daily injection (MDI) therapy. The InPen app is not intended to serve as an accessory to an insulin pump.
More Information

No reference devices were used in this submission.

No
The description focuses on a manual pen injector and a dose calculator based on user-entered parameters and pre-programmed settings, with no mention of AI or ML.

Yes
The device is described as a "pen injector" for the self-injection of insulin, which is used for the management of diabetes. It directly delivers a therapeutic substance (insulin) to the patient.

No

The InPen is primarily a drug delivery device (insulin pen injector) with an accompanying app that includes a dose calculator. While the app's dose calculator uses patient-entered data to calculate an insulin dose, this is a calculation based on user input and pre-programmed parameters, not a diagnostic assessment of a medical condition. It aids in managing a condition, not in diagnosing it.

No

The device description explicitly states the system consists of a "manually-controlled pen injector" and an app. The pen injector is a hardware component with a battery and electronics, and the app is a software component. Therefore, the device is not software-only.

Based on the provided information, the InPen is not an In Vitro Diagnostic (IVD) device.

Here's why:

  • Definition of IVD: An IVD device is used to examine specimens derived from the human body (like blood, urine, or tissue) to provide information for diagnosis, monitoring, or screening.
  • InPen's Function: The InPen is a pen injector used for the delivery of insulin. While it has a dose calculator component in the app, this calculator uses user-entered data (blood glucose, carbohydrate intake) and pre-programmed parameters from a healthcare professional to calculate an insulin dose. It does not analyze a biological specimen.

The InPen is a drug delivery device with a supporting software component for dose calculation and logging. It does not perform any diagnostic testing on biological samples.

N/A

Intended Use / Indications for Use

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Lilly Humalog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Novo Nordisk Novolog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen dose calculator, a component of the InPen app, is indicated for the management of diabetes by people with diabetes age 12 and older by calculating an insulin dose or carbohydrate intake based on user entered data. Prior to use, a healthcare professional must provide the patient-specific target blood glucose, insulin-to-carbohydrate ratio, and insulin sensitivity parameters to be programmed into the software.

Product codes (comma separated list FDA assigned to the subject device)

FMF, NDC

Device Description

The InPen System consists of a manually-controlled pen injector and an app containing a logbook and a dose (bolus) calculator.

The InPen is a manual pen injector containing a non-replaceable battery and electronics to communicate via Bluetooth® with the app on an iOS® mobile device. The intended dose is manually set by the user by rotating a dose knob. The insulin is injected by manually depressing the dose knob which causes the piston in the insulin cartridge to expel the intended dose. The InPen is provided in two different models for compatibility with the available U-100 insulin cartridges, i.e. Humalog® and Novolog®. The device is provided with Instructions For Use and a Quick Start Guide. The device is used with sterile needles and U-100 insulin cartridges (supplied separately).

The app is designed to manage the wireless transfer of insulin dose data from the InPen, log insulin dose data, and provide a dose calculator to aid mealtime insulin dose calculations. The insulin dose calculations provided by the app are meant for patients undergoing multiple daily injection (MDI) therapy. The InPen app is not intended to serve as an accessory to an insulin pump.

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

age 12 and older

Intended User / Care Setting

home-use / single-patient use

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)

Biocompatibility: The InPen System has been evaluated for biocompatibility according to ISO 10993-1. The patient contacting materials were identified and tested as a limited duration (≤ 24 hours), surface device, with skin contact. The following assays were completed: Cytotoxicity, Sensitization, Irritation / Intracutaneous Reactivity. The InPen System is considered biocompatible and acceptable for use.

Electromagnetic Compatibility and Electrical Safety: The InPen System has been tested and shown to comply with the electrical safety and electromagnetic compatibility requirements in IEC 60601-1 and IEC 60601-1-2. It also complies with IEC 60601-1-11.

Software Verification and Validation Testing: Software verification and validation testing were conducted. The software was considered a "major" level of concern.

Bench Testing: The InPen System has been shown to meet the requirements of ISO 11608-1 and Part 2:Needles, with modifications for ISO 11608-4. Testing was completed for general design requirements, mechanical characterization, and dose accuracy. In all instances, the InPen System functioned as intended and met the acceptance criteria.

Clinical Evidence: Companion Medical has demonstrated the InPen System is appropriate for its intended use through the use of hazard analysis according ISO 14971. Verification and validation of the user interface was completed through a series of Formative Studies and a comprehensive Human Factors Summative Study. In the Summative Study, patients with sufficient diabetes knowledge completed self-training and then completed a series of critical tasks using the InPen System. The Summative Study demonstrated that after self-training, patients are able to use the InPen System without making critical errors that could lead to a hazard. No new use-related hazards were identified during the study. The InPen System satisfies all functional performance and safety requirements, meets its intended use, and is safe for the intended user population. Substantial equivalence was based in part on the study. The dose calculator uses the standard approach using healthcare provider specified insulin-to-carbohydrate ratio and insulin sensitivity factors for making calculations, and includes a consideration for insulin on-board based on the published study by Mudaliar, et.al. (1999) for the duration of insulin action.

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

Not Found

Predicate Device(s): If the device was cleared using the 510(k) pathway, identify the Predicate Device(s) K/DEN number used to claim substantial equivalence and list them here in a comma separated list exactly as they appear in the text. List the primary predicate first in the list.

K123766, K150910

Reference Device(s): Identify the Reference Device(s) K/DEN number and list them here in a comma separated list exactly as they appear in the text.

No reference devices were used in this submission.

Predetermined Change Control Plan (PCCP) - All Relevant Information for the subject device only (e.g. presence / absence, what scope was granted / cleared under the PCCP, any restrictions, etc).

Not Found

§ 880.5860 Piston syringe.

(a)
Identification. A piston syringe is a device intended for medical purposes that consists of a calibrated hollow barrel and a movable plunger. At one end of the barrel there is a male connector (nozzle) for fitting the female connector (hub) of a hypodermic single lumen needle. The device is used to inject fluids into, or withdraw fluids from, the body.(b)
Classification. Class II (performance standards).

0

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

July 26, 2016

Companion Medical, Inc. Mr. Jasper Benke Vice President, RA/QA 16486 Bernardo Center Drive, Suite 300 San Diego, California 92128

Re: K160629

Trade/Device Name: Inpen® System Regulation Number: 21 CFR 880.5860 Regulation Name: Piston Syringe Regulatory Class: Class II Product Code: FMF, NDC Dated: Julv 7, 2016 Received: July 8, 2016

Dear Mr. Benke:

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.

1

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 devicerelated adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (OS) 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,

Tina Kiang
-s

Tina Kiang, Ph.D. Acting Director Division of Anesthesiology. General Hospital, Respiratory, Infection Control, and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health

Enclosure

2

Indications for Use

510(k) Number (if known) K160629

Device Name InPen System

Indications for Use (Describe)

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the selfinjection of a desired dose of insulin. The pen injector is compatible with Lilly Humalog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the selfinjection of a desired dose of insulin. The pen injector is compatible with Novo Nordisk Novolog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen dose calculator, a component of the InPen app, is indicated for the management of diabetes by people with diabetes age 12 and older by calculating an insulin dose or carbohydrate intake based on user entered data. Prior to use, a healthcare professional must provide the patient-specific target blood glucose, insulin-to-carbohydrate ratio, and insulin sensitivity parameters to be programmed into the software.

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

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510(k) SUMMARY Companion Medical InPen® System

l. SUBMITTER

| Address: | Companion Medical, Inc.
16486 Bernardo Center Drive, Suite 300
San Diego, California 92128 |
|----------------|--------------------------------------------------------------------------------------------------|
| Phone: | (858) 522-0252 |
| Contact: | Mr. Jasper Benke |
| Date Prepared: | July 26, 2016 |

ll. DEVICE

Name of Device:InPen® System
Common Name:Pen Injector with Dose Calculator

Classification Name: Piston Syringe Classification Regulation: (21 CFR §880.5860); Class II Product code: FMF, NDC

III. PREDICATE DEVICES

NovoPen® Echo (K123766) ACCU-CHEK® Bolus Advisor (K150910)

These predicates have not been subject to a design-related recall. No reference devices were used in this submission.

IV. DEVICE DESCRIPTION

The InPen System consists of a manually-controlled pen injector and an app containing a logbook and a dose (bolus) calculator.

The InPen is a manual pen injector containing a non-replaceable battery and electronics to communicate via Bluetooth® with the app on an iOS® mobile device. The intended dose is manually set by the user by rotating a dose knob. The insulin is injected by manually depressing the dose knob which causes the piston in the insulin cartridge to expel the intended dose. The InPen is provided in two different models for compatibility with the available U-100 insulin cartridges, i.e. Humalog® and Novolog®. The device is provided with Instructions For Use and a Quick Start Guide. The device is used with sterile needles and U-100 insulin cartridges (supplied separately).

4

The app is designed to manage the wireless transfer of insulin dose data from the InPen, log insulin dose data, and provide a dose calculator to aid mealtime insulin dose calculations. The insulin dose calculations provided by the app are meant for patients undergoing multiple daily injection (MDI) therapy. The InPen app is not intended to serve as an accessory to an insulin pump.

V. INDICATIONS FOR USE

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Lilly Humalog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen is a home-use reusable pen injector for single-patient use by people with diabetes age 12 and older for the self-injection of a desired dose of insulin. The pen injector is compatible with Novo Nordisk Novolog® U-100 3.0 mL cartridges of insulin and single-use detachable and disposable pen needles (not included). The pen injector allows the user to dial the desired dose from 0.5 to 30 units in one-half (1/2) unit increments.

The InPen dose calculator, a component of the InPen app, is indicated for the management of diabetes by people with diabetes age 12 and older by calculating an insulin dose or carbohydrate intake based on user entered data. Prior to use, a healthcare professional must provide the patient-specific target blood glucose, insulin-to-carbohydrate ratio, and insulin sensitivity parameters to be programmed into the software.

VI. COMPARISON OF TECHNOLOGICAL CHARACTERISTICS WITH THE PREDICATE DEVICE

The InPen pen injector is substantially equivalent to other legally marketed pen injectors. Specifically, the InPen pen injector is substantially equivalent to the Novo Nordisk NovoPen Echo® (K123766) cleared on August 15, 2013. The InPen pen injector has the same intended use and similar indications, technological characteristics, and principles of operation as the previously cleared predicate device. A substantial equivalence chart comparing the similarities and differences between the InPen pen injector and its predicate device is shown in Table 1. The minor differences in technological characteristics do not raise new questions of safety or effectiveness. The differences in indications for use (patient age, insulin type) do not change the intended use, or raise new questions of safety and effectiveness; the subject patient age is a limitation of the predicate device patient age, thus the risk margin is decreased. The additional insulin type does not change the intended use, or raise new questions of safety and effectiveness as the insulin types are the same concentration, and marketed as comparable therapeutically.

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AttributeSubject DevicePredicate Device
InPen Pen InjectorNovoPen Echo (K123766)
Classification(Class II - FMF - 21 CFR §880.5860)Same
Indications For UseThe InPen is a home-use reusable
pen injector for single-patient use
by people with diabetes age 12
and older for the self-injection of a
desired dose of insulin. The pen
injector is compatible with Lilly
Humalog® U-100 / Novo Nordisk
Novolog® 3.0 mL cartridges of
insulin and single-use detachable
and disposable pen needles (not
included). The pen injector allows
the user to dial the desired dose
from 0.5 to 30 units in one-half
(1/2) unit increments.The Novo Pen Echo is a re-usable
pen injector designed for single-
patient use by diabetics for the
self-injection of a desired dose of
insulin. The pen injector uses
PenFill 3.0 mL cartridges of Novo
Nordisk insulin and a single use
detachable and disposable pen
needle (supplied separately). The
pen injector allows the user to dial
the desired dose from 0.5 to 30
units in one half (1/2) unit
increments.
Cartridge Volume3 ml (300 units)Same
DrugU-100 insulinSame
Syringe TypePiston SyringeSame
Single Patient UseYesSame
Reusable DeviceYesSame
Dose AccuracyMeets ISO 11608-1 requirementsSame
BiocompatibilityMeets ISO 10993-1 requirementsSame
Maximum Dose30 UnitsSame
User FeedbackAudible and tactile clicks
per incrementSame
Dose DialingTwo-waySame
BatteryNon-rechargeableSame
ElectronicsFolded Flex CircuitSame
SoftwareYesSame
Dose DeliveryMechanicalSame
Unit IncrementsHalf-Unit increments
after 0.5 UnitSame
Dimensions6.5" x ø0.6"6.4" x ø0.7"
Weight35 grams51 grams
Fluid PathwayNoneSame
Contact
Dose HistoryFull; Displayed on appLast Dose; Displayed on device
Dose CalculatorYesNo
Communication
AttributeSubject Device
InPen Dose CalculatorPredicate Device
ACCU-CHEK® Bolus Advisor
(K150910)
Classification(Class II - NDC - 21 CFR §868.1890)Same
Indications For UseThe InPen dose calculator, a
component of the InPen app, is
indicated for the management of
diabetes by people with diabetes
age 12 and older by calculating an
insulin dose or carbohydrate intake
based on user entered data. Prior
to use, a healthcare professional
must provide the patient-specific
target blood glucose, insulin-to-
carbohydrate ratio, and insulin
sensitivity parameters to be
programmed into the software.The ACCU-CHEK Bolus Advisor, as
a component of the ACCUCHEK
Connect Diabetes Management
App, is indicated for the
management of diabetes by
calculating an insulin dose or
carbohydrate intake based on
user entered data. Before its use,
a physician or healthcare
professional must activate the
bolus calculator and provide the
patient-specific target blood
glucose, insulin-to-carbohydrate
ratio, and insulin sensitivity
parameters to be programmed
into the software.
Prescription use?YesSame
User GroupDiabetes patients treated with
multiple daily insulin injection
(MDI) therapySame
Communication with
insulin pumpsNoSame
Software Level of
ConcernMajorSame
Wireless ConnectivityBluetooth Low Energy (BLE)Same
Control or affect
blood glucose
measurements?NoSame
Control or affect
insulin delivery?NoSame
AttributeSubject Device
InPen Dose CalculatorPredicate Device
ACCU-CHEK® Bolus Advisor
(K150910)
Reports, graphs, and
Electronic Log BookYesSame
Carbohydrate
CalculatorCalculates carbohydrate intake
based on user-entered dataSame
Manual Dose EntryYesSame
InPen Dose EntryYesNo
Tracking of residual
bolus insulin to
mitigate stackingYesSame
Operating
platformiOS platformSame
UI StandardsiOS standardsSame

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The InPen app is substantially equivalent to other legally marketed dose calculators. Specifically, the InPen app is substantially equivalent to the Roche ACCU-CHEK® Bolus Advisor (K150910) cleared on June 3, 2015. The InPen app has the same intended use and similar indications, technological characteristics, and principles of operation as the previously cleared predicate device. A substantial equivalence chart comparing the similarities and differences between the InPen pen injector and its predicate device is shown in Table 2. The minor differences in technological characteristics do not raise new questions of safety or effectiveness. The difference in indications for use (patient age) does not change the intended use, or raise new questions of safety and effectiveness, as the subject patient age is a limitation of the predicate device patient age, thus the risk margin is decreased.

Table 2

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VII. Performance Data

Biocompatibility

The InPen System has been evaluated for biocompatibility according to ISO 10993-1 Biological Evaluation of Medical Devices - Part 1: Evaluation and Testing. The InPen System does not contact any part of the insulin fluid path. The patient contacting materials were identified and tested as a limited duration (≤ 24 hours), surface device, with skin contact. The following assays were completed:

  • . Cytotoxicity
  • Sensitization .
  • . Irritation / Intracutaneous Reactivity

The InPen System is considered biocompatible and acceptable for use.

Electromagnetic Compatibility and Electrical Safety

The InPen System has been tested and shown to comply with the electrical safety and electromagnetic compatibility requirements in IEC 60601-1 Medical Electrical Equipment, Part 1: General Requirements For Basic Safety And Essential Performance and IEC 60601-1-2 – Medical Electrical Equipment - Part 1-2: General Requirements For Basic Safety And Essential Performance - Collateral Standard: Electromagnetic Compatibility - Requirements And Tests.

Additionally, the InPen System complies with IEC 60601-1-11 Medical Electrical Equipment -Part 1-11: General Requirements For Basic Safety And Essential Performance - Collateral Standard: Requirements For Medical Electrical Equipment And Medical Electrical Systems Used In The Home Healthcare Environment.

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Software Verification and Validation Testing

Software verification and validation testing were conducted and documentation was provided as recommended by FDA's Guidance for Industry and FDA Staff, "Guidance for the Content of Premarket Submissions for Software Contained in Medical Devices." The software for this device was considered as a "major" level of concern, since a failure or latent flaw in the software could directly result in serious injury or death to the patient or operator.

Bench Testing

The InPen System has been shown to meet the requirements of ISO 11608-1, Needle-Based Injection Systems For Medical Use - Requirements And Test Methods - Part 1: Needle-Based Injection Systems and Part 2:Needles. Where appropriate, requirements were modified to reflect ISO 11608-4, Pen-Injectors For Medical Use -- Part 4: Requirements And Test Methods For Electronic And Electromechanical Pen-Injectors. Testing was completed for general design requirements, mechanical characterization, and dose accuracy. In all instances, the InPen System functioned as intended and met the acceptance criteria.

Clinical Evidence

Companion Medical has demonstrated the InPen System is appropriate for its intended use through the use of hazard analysis according ISO 14971. Verification and validation of the user interface was completed through a series of Formative Studies and a comprehensive Human Factors Summative Study. In the Summative Study, patients with sufficient diabetes knowledge completed self-training and then completed a series of critical tasks using the InPen System. The Summative Study demonstrated that after self-training, patients are able to use the InPen System without making critical errors that could lead to a hazard. No new use-related hazards were identified during the study. The InPen System satisfies all functional performance and safety requirements, meets its intended use, and is safe for the intended user population. Substantial equivalence was based in part on the study.

The dose calculator uses the standard approach using healthcare provider specified insulin-tocarbohydrate ratio and insulin sensitivity factors for making calculations. In addition, the calculator includes a consideration for insulin on-board based on the published study by Mudaliar, et.al. (1999) for the duration of insulin action.

VIII. CONCLUSIONS

The subject device is substantially equivalent to the predicate devices, as demonstrated by performance data. It has the same intended use/indications for use, and substantially equivalent technological characteristics and principles of operation.