CARESENS N VOICE BLOOD GLUCOSE MONITORING SYSTEM

K121133 · I-Sens, Inc. · NBW · Jul 10, 2012 · Clinical Chemistry

Device Facts

Record IDK121133
Device NameCARESENS N VOICE BLOOD GLUCOSE MONITORING SYSTEM
ApplicantI-Sens, Inc.
Product CodeNBW · Clinical Chemistry
Decision DateJul 10, 2012
DecisionSESE
Submission TypeSpecial
Regulation21 CFR 862.1345
Device ClassClass 2
AttributesPediatric

Intended Use

The CareSens N Voice Blood Glucose Monitoring System is intended for the quantitative measurement of glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites such as the forearm, palm. thigh, and calf. Alternative site testing should be used only during steady-state blood glucose conditions. The CareSens N Voice Blood Glucose Monitoring System is intended for self testing outside the body (in vitro) by people with diabetes at home as an aid to monitor the effectiveness of diabetes control. The system is intended to be used by a single person and should not be shared. It is not intended for use on neonates and is not for the diagnosis or screening of diabetes. The CareSens N Single Blood Glucose Test Strips are for use with the CareSens N Voice Blood Glucose Meter to quantitatively measure glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites. The CareSens Control Solutions are for use with the CareSens N Voice Meter and CareSens N Single Test Strips to check that the meter and the test strips are working together properly and that the test is performing correctly.

Device Story

CareSens N Voice Blood Glucose Monitoring System measures glucose in capillary whole blood via amperometric electrochemical reaction on test strips. User inserts strip into meter; applies blood sample (min 0.5 µL). Meter generates small electrical current proportional to glucose concentration; converts current to glucose value using internal standard curve. Device features voice guidance, test strip ejector, hypoglycemia indicator, and memory for 500 results. Used by patients at home for diabetes management. Healthcare providers review stored results to assess glycemic control. System includes meter, test strips, control solutions, lancing device, and lancets. Designed for single-patient use; not for neonates or diagnostic screening.

Clinical Evidence

Bench testing only. Validation included meter function tests, system accuracy tests, and human factor usability studies. Disinfection efficacy validated using Clorox Germicidal Wipes against live virus; robustness testing performed via 260 pre-cleaning/disinfection cycles simulating 5 years of use.

Technological Characteristics

Amperometric glucose oxidase (Aspergillus sp.) biosensor. Measures electrical current proportional to glucose. Battery-powered (2x 1.5V AAA). Features: voice guidance, test strip ejector, 500-result memory, hypoglycemia indicator. Operating range: 20-600 mg/dL; 50-104°F; 10-90% humidity. Connectivity: None specified. Sterilization: Not applicable (test strips/meter).

Indications for Use

Indicated for quantitative blood glucose measurement in people with diabetes (excluding neonates) using fresh capillary whole blood from fingertips or alternative sites (forearm, palm, thigh, calf) during steady-state conditions. Used for home self-testing to monitor diabetes control effectiveness.

Regulatory Classification

Identification

A glucose test system is a device intended to measure glucose quantitatively in blood and other body fluids. Glucose measurements are used in the diagnosis and treatment of carbohydrate metabolism disorders including diabetes mellitus, neonatal hypoglycemia, and idiopathic hypoglycemia, and of pancreatic islet cell carcinoma.

Special Controls

*Classification.* Class II (special controls). The device, when it is solely intended for use as a drink to test glucose tolerance, is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 862.9.

Predicate Devices

Related Devices

Submission Summary (Full Text)

{0}------------------------------------------------ K121133 i-SENS, Inc. i sens 465-6 Wolgye-dong, Nowon-gu, Seoul 139-845, Korea Tel. 82-2-916-6191 . JUL 1 0 2012 # 510(k) Summary (As required by 21 CFR 807.92) | Type of 510(k): | Special 510(k) | |-------------------------|--------------------------------------------------------------| | Submitted By: | i-SENS, Inc. | | | 465-6, Wolgye-dong, Nowon-gu, Seoul 139-845, Korea | | | Tel.) +82-2-916-6191 | | | Fax) +82-2-942-2514 | | | www.i-sens.com | | Contact Person: | Dr. Hyun Joon Oh | | | Tel.) +82-33-903-0760 | | | Fax) +82-33-748-6191 | | | e-mail: hjoh@i-sens.com | | Prepared Date: | April 09, 2012 | | Device Name: | Trade name: CareSens N Voice Blood Glucose Monitoring System | | | Common Name: Glucose Test System | | Regulatory Information: | 1) Regulation section: 21 CFR 862.1345 Glucose Test System, | | | 21 CFR 862.1660, Quality control material | | | 2) Classification: Class II, Class I | | | 3) Product Code: CGA - glucose oxidase, glucose | | | NBW - system, test, blood glucose, over the counter | | | JJX - Quality control material | | | 4) Panel: Clinical Chemistry (75) | {1}------------------------------------------------ Intended Use: The CareSens N Voice Blood Glucose Monitoring System is intended for the quantitative measurement of glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites such as the forearm, palm. thigh, and calf. Alternative site testing should be used only during steady-state blood glucose conditions. The CareSens N Voice Blood Glucose Monitoring System is intended for self testing outside the body (in vitro) by people with diabetes at home as an aid to monitor the effectiveness of diabetes control. The system is intended to be used by a single person and should not be shared. It is not intended for use on neonates and is not for the diagnosis or screening of diabetes. The CareSens N Single Blood Glucose Test Strips are for use with the CareSens N Voice Blood Glucose Meter to quantitatively measure glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites. The CareSens Control Solutions are for use with the CareSens N Voice Meter and CareSens N Single Test Strips to check that the meter and the test strips are working together properly and that the test is performing correctly. Device Description: The CareSens N Voice Blood Glucose Monitoring System (BGMS) measures the glucose level in whole blood sample by the meter using a small electrical current generated in the test strips. The system consists of the following: the CareSens N Voice Meter, CareSens N Single Test Strips, CareSens Control Solutions with two different glucose concentrations ("Control A" and "Control B" ranges, sold separately), Lancing Device, Lancets, User's manual, Quick reference guide, and Logbook. Substantial 1) Predicate Device Equivalence Device name: CareSens N Blood Glucose Monitoring System Information: 510(k) Number: k083468 > 2) Comparison with Predicate Device: The modified CareSens N Voice BGMS has the following features that are > > 5 - 2 {2}------------------------------------------------ Tel. 82-2-916-6191 identical to the predicate device: - Intended use i-sens - . Blood glucose level measuring principle - . Fundamental scientific technology - Operating ranges I The CareSens N Voice BGMS uses the same test strips and control solutions as the predicate device (CareSens N BGMS, k083468), which are CareSens N Test Strips and CareSens Control Solutions. The only difference is in the name of Test Strips (CareSens N Single Test Strips). The modifications from the predicate device are as follows: - I Meter shape - Addition of test strip ejector - Type of battery - Addition of voice function (The meter includes the voice function to remind or aid the user as a helpful guidance.) - I Change of memory capacity - Change of average range - Change of temperature error message . - Addition of temperature display . - Addition of hypoglycemia indicator 1 #### Comparison between the Predicate Device and Candidate Device | Features | Predicate Device | Candidate Device | |-----------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------| | | CareSens N BGMS<br>(k083468) | CareSens N Voice BGMS | | Intended Use | It is intended to be used for quantitative measurement of glucose in fresh<br>capillary whole blood as an aid to monitor the effectiveness of diabetes<br>control in people with diabetes. | | | Enzyme | Glucose Oxidase | | | Measurement principle | Amperometric Method | | {3}------------------------------------------------ i-SENS, Inc. i·sens 465-6 Wolgye-dong, Nowon-gu, Seoul 139-845, Korea Tel. 82-2-916-6191 | | Predicate Device | Candidate Device | |---------------------------|---------------------------------------------------------------|--------------------------------------------------------------| | Features | CareSens N BGMS<br>(k083468) | CareSens N Voice BGMS | | | | | | Test Principle | Electro-chemical Reaction | | | Sample | Capillary Whole Blood | | | Test Time | 5 Seconds | | | Sample Volume . | Minimum 0.5 µL | | | Test Range | 20 - 600 mg/dL | | | Temperature | 50 - 104°F (10 - 40°C) | | | Operating Humidity | 10 - 90% | | | Hematocrit Range | 20 - 60% | | | Battery Life | 1,000 tests | | | Test Strip Ejector | N/A | Available | | Battery | Two(2) 3.0V Lithium batteries<br>(CR2032) | Two(2) 1.5 Alkaline batteries<br>(LR03, AAA) | | Voice Function | N/A | Available | | Memory Capacity | 250 measurement results | 500 measurement results | | Averaging | 14 days | 1, 7, 14, 30 and 90 days<br>(Pre-meal, Post-meal, and Total) | | Temperature Error Message | Display Er.3 for the temperature<br>below 50°F or above 104°F | Display Lo°F for below 50°F<br>Display Hi°F for above 104°F | | Temperature Display | N/A | Displayed | | Hypoglycemia Indicator | N/A | Available | Type of Test: Quantitative, Amperometric method, Glucose oxidase (Aspergillus sp.) The enzyme with other reagent on the test strip produces a small electrical Test Principle: current using glucose as a substrate in the blood sample. The current generated is proportional to the amount of glucose present in the sample. The Meter converts the electrical current to a concentration of glucose using the standard curve uploaded in the meter. The CareSens N Voice BGMS has the same fundamental scientific technology Technological {4}------------------------------------------------ i-SENS. Inc. 465-6 Wolgye-dong, Nowon-gu, Seoul 139-845, Korea Tel. 82-2-916-6191 Characteristics: #### as the predicate CareSens N BGMS (k083468). Assessment of Performance Characteristics: When compared with the predicate device (CareSens N BGMS, k083468), the basic features of the CareSens N Voice BGMS (including the intended use, glucose level measuring principle, and fundamental scientific technology) are the same. The CareSens N Voice BGMS uses the same test strips (just a different name) and Control Solutions being used in the CareSens N BGMS. Thus, the candidate device is substantially equivalent to the predicate device (k083464) in aspect of performance, safety, and effectiveness. However, in order to confirm the modifications have not introduced any adverse effect. validation testing including the meter function test and system accuracy test were conducted. Also, to evaluate the usability the CareSens N Voice meter, the human factor study was conducted. The test results confirmed that the modified features operated properly when compare to the predicate device (CareSens N BGMS, k083468). CareSens N Voice BGMS demonstrated satisfactory performance and is suitable for its intended use. Summary of Pre-cleaning and Disinfection: Disinfection study of the CareSens N Voice meter and its lancing device was conducted by an outside commercial testing service. The study used the CLOROX GERMICIDAL Wipes (EPA Reg. No: 67619-12) as a disinfectant and live virus inoculated on the materials of the meter and lancing device. The result showed that the disinfectant completely inactivated live virus indicating the effectiveness of disinfectant in preventing the spread of blood-borne pathogens, particularly hepatitis B virus (HBV). We have also demonstrated that 260 pre-cleaning and 260 disinfection cycles (designed to simulated 5 years of use by lay users) has no effect on the performance or the external materials of the meter and lancing device. This demonstrated the robustness of the meter and lancing device after following the recommended pre-cleaning and disinfection protocol. {5}------------------------------------------------ i-SENS, Inc. i sens 465-6 Wolgye-dong, Nowon-gu, Seoul 139-845, Korea Tel. 82-2-916-6191 Based on the information provided in this submission, the CareSens N Conclusion: Voice BGMS is substantially equivalent to the predicate device (CareSens N BGMS, k083468). The CareSens N Voice BGMS has met the safety, and effectiveness of the device for its intended use. . {6}------------------------------------------------ ### DEPARTMENT OF HEALTH & HUMAN SERVICES Image /page/6/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" arranged around the perimeter. Inside the circle is a stylized image of an eagle or other bird, with its head facing left and its wings represented by three curved lines. Food and Drug Administration 10903 New Hampshire Avenue Silver Spring, MD 20993 i-SENS, Inc. c/o Hyun Joon Oh Division Manager, Quality Assurance 465-6 Wolgye-Dong, Nowon-Gu Seoul, Republic of Korea 139-845 JUL 10 2012 k121133 Re: Trade Name: CareSens N Voice Blood Glucose Monitoring System Regulation Number: 21 CFR §862.1345 Regulation Name: Glucose Test System Regulatory Class: Class II Product Codes: NBW, CGA, JJX Dated: June 12, 2012 Received: June 14, 2012 Dear Hyun Joon Oh: 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. If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to such additional controls. Existing major regulations affecting your device can be found in Title 21, Code of Federal Regulations (CFR), Parts 800 to 895. In addition, FDA may publish further announcements concerning your device in the Eederal 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 Parts 801 and 809); medical device reporting (reporting of medical device-related adverse events) (21 CFR 803); and good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820). {7}------------------------------------------------ Page 2 If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please 11 Jou abon of In Vitro Diagnostic Device Evaluation and Safety at (301) 796-5450. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding postmarket surveillance, please contact CDRH's Office of Surveillance and Biometric's (OSB's) Division of Postmarket Surveillance at (301) 796-5760. For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to http://www.fda.gov/Medical Devices/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 Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 796-5680 or at its Internet address http://www.fda.gov/MedicalDevices/Resourcesfor You/Industry/default.htm Sincerely vours. Q. H. Liao, Ph.D. Courney H. Lias, Ph.D. Director Division of Chemistry and Toxicology Devices Office of In Vitro Diagnostic Device Evaluation and Safety Center for Devices and Radiological Health Enclosure {8}------------------------------------------------ ## Indications for Use Form 510(k) Number (if known): Device Name: _ CareSens N Voice Blood Glucose Monitoring System Indications for Use: The CareSens N Voice Blood Glucose Monitoring System is intended for the quantitative measurement of glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites such as the forearm, palm, thigh, and calf. Alternative site testing should be used only during steady-state blood glucose conditions. The CareSens N Voice Blood Glucose Monitoring System is intended for self testing outside the body (in vitro) by people with diabetes at home as an aid to monitor the effectiveness of diabetes control. The system is intended to be used by a single person and should not be shared. It is not intended for use on neonates and is not for the diagnosis or screening of diabetes. The CareSens N Single Blood Glucose Test Strips are for use with the CareSens N Voice Blood Glucose Meter to quantitatively measure glucose in fresh capillary whole blood samples drawn from the fingertips and alternative sites. The CareSens Control Solutions are for use with the CareSens N Voice Meter and CareSens N Single Test Strips to check that the meter and the test strips are working together properly and that the test is performing correctly. Prescription Use _____________________________________________________________________________________________________________________________________________________________ ਮ (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE OF NEEDED) Concurrence of CDRH, Office of In Vitro Diagnostic Devices (OIVD) Division Sian-Off Office of In Vitro Diagnostic Device Evaluation and Safety 510(k) K121133 4 - 1
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