MICROLIFE MODEL MT18E1-1 (V932-1) DIGITAL UNDERARM ELECTRONIC THERMOMETER

K032658 · Microlife Intellectual Property GmbH · FLL · Sep 11, 2003 · General Hospital

Device Facts

Record IDK032658
Device NameMICROLIFE MODEL MT18E1-1 (V932-1) DIGITAL UNDERARM ELECTRONIC THERMOMETER
ApplicantMicrolife Intellectual Property GmbH
Product CodeFLL · General Hospital
Decision DateSep 11, 2003
DecisionSESE
Submission TypeTraditional
Regulation21 CFR 880.2910
Device ClassClass 2
Attributes3rd-Party Reviewed

Intended Use

The Microlife Digital Underarm Thermometer MT 18E1-1 (V932-1) is designed specifically for measuring underarm (axillary) temperatures.

Device Story

Digital electronic thermometer for axillary temperature measurement; features unique elbow-shaped sensor design to facilitate placement in axillary hotspot. Operates via thermistor; temperature-induced resistance changes converted to frequency shifts in R-C oscillator circuit; frequency measurement determines temperature. Intended for over-the-counter use. Provides digital temperature readout to user. Benefits include comfortable, accurate axillary temperature monitoring.

Clinical Evidence

No clinical data; bench testing only.

Technological Characteristics

Thermistor-based sensing; R-C oscillator circuit; elbow-shaped sensor form factor. Compliance with ASTM E1112, IEC60601-1, IEC60601-1-2, and ISO 10993 biocompatibility standards.

Indications for Use

Indicated for measuring underarm (axillary) body temperature in humans.

Regulatory Classification

Identification

A clinical electronic thermometer is a device used to measure the body temperature of a patient by means of a transducer coupled with an electronic signal amplification, conditioning, and display unit. The transducer may be in a detachable probe with or without a disposable cover.

Special Controls

(1) Device is not a clinical thermometer with telethermographic functions; (2) Device is not a clinical thermometer with continuous temperature measurement functions; and (3) Appropriate analysis and testing (such as that outlined in the currently FDA-recognized editions, as appropriate, of ISO 80601-2-56, “Medical electrical equipment—Part 2-56: Particular requirements for basic safety and essential performance of clinical thermometers for body temperature measurement,” or ASTM E1965, “Standard Specification for Infrared Thermometers for Intermittent Determination of Patient Temperature,” or ASTM E1112, “Standard Specification for Electronic Thermometer for Intermittent Determination of Patient Temperature,” or ASTM E1104, “Standard Specification for Clinical Thermometer Probe Covers and Sheaths”) must validate specifications and performance of the device.

Predicate Devices

Related Devices

Submission Summary (Full Text)

{0}------------------------------------------------ /032658 # SEP 1 1 2003 Exhibit #1 ## 510(K) SUMMARY This summary of 510(k) safety and effectiveness information is being submitted in accordance with the requirements of SMDA 1990 and 21 CFR §807.92. The assigned 510(k) number is: _______________________________________________________________________________________________________________________________________________ #### Submitter's Identification: 1. Microlife Intellectual Property Max Schmidheinv-Strasse 201 9435 Heerbrugg / Switzerland Date Prepared: August 15, 2003 Contact: Mr. Gerhard Frick #### 2. Name of the Device: Microlife Digital Underarm Electronic Thermometer, Model MT18E1-1 (V932-1) #### 3. Predicate Device Information: Micro Idea Instrument Digital Thermometer, Model MT 3001/5001, K#851146, Microlife Corporation #### Device Description: ব, Unlike regular thermometers, the unique elbow of the Digital Underarm thermometer is designed to find the " hotspot" easily and comfortably every time. The basic principle of this thermometer is that change of thermistor resistance, caused by changes of temperature, are converted to changes of frequency of R-C oscillator circuit, Therefore, temperature can be given by measuring the frequency of oscillator. #### 5. Intended Use: The Microlife Digital Underarm Thermometer MT 18E1-1 (V932-1) is designed specifically for measuring underarm (axillary) temperatures. #### Comparison to Predicate Devices: 6. {1}------------------------------------------------ The Microlife Intellectual Property's digital underarm thermometer, Model MT18E1-1 (V932-1) is substantially equivalent to the Micro Idea Instrument Digital Thermometer. (Model MT3001/5001) K#851146. The new model MT18E1-1 (V932-1) has the same intended use for human bodv temperature measurement but focuses especially on underarm temperature and is similar in design to the 510(k) cleared device except for the unique elbow sensor design. ### Discussion of Non-Clinical Tests Performed for Determination of 7. Substantial Equivalence are as follows: Compliance to applicable voluntary standards includes ASTM E1112, as well as IEC60601-1 and IEC60601-1-2 requirements and well as ISO 10993 biocompatibility testing. Guidance documents included the "FDA Guidance on the Content of Premarket Notification (510(k)) Submissions for Clinical Electronic Thermometers". #### 8. Discussion of Clinical Tests Performed: Not applicable. #### 9. Conclusions: The Microlife Digital Underarm Thermometer has the same intended use and similar technological characteristics as the Micro Idea Instrument Digital Thermometer, (Model MT3001/5001). Moreover, bench testing contained in this submission supplied demonstrate that any differences in their characteristics do not raise any new questions of safety or effectiveness. Thus, the Microlife Digital Underarm Thermometer is substantially equivalent to the predicate device. {2}------------------------------------------------ Public Health Service Image /page/2/Picture/2 description: The image is a black and white seal for the Department of Health & Human Services - USA. The seal is circular and contains the text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" around the perimeter. In the center of the seal is an abstract image of an eagle with three lines representing its wings and head. SEP 1 1 2003 Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850 Microlife Intellectual Property GMBH C/O Mr. Robert Mosenkis Responsible Third Party Official CITECH 5200 Butler Pike Plymouth Meeting, Pennsylvania 19462-1298 Re: K032658 Trade/Device Name: Microlife Model MT18E1-1 (V932-1) Digital Underarm Electronic Thermometer Regulation Number: 880.2910 Regulation Name: Clinical Electronic Thermometer Regulatory Class: II Product Code: FLL Dated: August 27, 2003 Received: August 28, 2003 Dear Mr. Mosenkis: 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 /our 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 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. {3}------------------------------------------------ Page 2 -Mr. Mosenkis 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); good manufacturing practice reguirements 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. This letter will allow you to begin marketing your device as described in your Section 510(k) premarket notification. The FDA finding of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market. If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Office of Compliance at (301) 594-4618. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). 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) 443-6597 or at its Internet address http://www.fda.gov/cdrh/dsma/dsmamain.html Sincerely vours. Susan Runnes Susan Runner, DDS, MA Interim Director Division of Anesthesiology, General Hospital Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health Enclosure {4}------------------------------------------------ ## Exhibit B of Page イ 510(k) Number (if known): , Device Name Indications For Use: Microlife Digital Underarm Thermometer MT18E1-1 (V932-1) is designed specifically for measuring underarm (axillary) temperatures. (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE) Prescription Use (Per 21 CFR 801.109) OR Over-The Counter Use (Optional Format 1-2-96) Patria Cescente (Division Sign-Off) Division of Anesthesiology, General Hospital, Infection Control, Dental Devices 510(k) Number: K032658
Innolitics
510(k) Summary
Decision Summary
Classification Order
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