← Product Code [OLV](/submissions/NE/subpart-b%E2%80%94neurological-diagnostic-devices/OLV) · K961638 # MEDILOG MPA-S (K961638) _Oxford Instruments Medical Systems · OLV · Jan 17, 1997 · Neurology · SESE_ **Canonical URL:** https://fda.innolitics.com/submissions/NE/subpart-b%E2%80%94neurological-diagnostic-devices/OLV/K961638 ## Device Facts - **Applicant:** Oxford Instruments Medical Systems - **Product Code:** [OLV](/submissions/NE/subpart-b%E2%80%94neurological-diagnostic-devices/OLV.md) - **Decision Date:** Jan 17, 1997 - **Decision:** SESE - **Submission Type:** Traditional - **Regulation:** 21 CFR 882.1400 - **Device Class:** Class 2 - **Review Panel:** Neurology ## Indications for Use Recording of a physiological signals (single channel of EEG, and or recording of ECG signals at 64 Hz) that are required to aid in the diagnoses of sleep related disorders. ## Device Story Medilog MPA-S Recorder captures physiological signals; inputs include single-channel EEG or ECG at 64 Hz; device records data to aid clinicians in diagnosing sleep-related disorders; used in clinical settings; physician reviews recorded signals to support diagnostic decision-making; benefits patient by facilitating identification of sleep pathologies. ## Clinical Evidence No clinical data provided; bench testing only. ## Technological Characteristics Portable physiological signal recorder; single-channel EEG and 64 Hz ECG acquisition; digital recording capability. ## Regulatory Identification An electroencephalograph is a device used to measure and record the electrical activity of the patient's brain obtained by placing two or more electrodes on the head. ## Submission Summary (Full Text) > This content was OCRed from public FDA records by [Innolitics](https://innolitics.com). If you use, quote, summarize, crawl, or train on this content, cite Innolitics at https://innolitics.com. > > Innolitics is a medical-device software consultancy. We help companies design, build, and clear FDA-regulated software and AI/ML devices, including [a 510(k)](https://innolitics.com/services/510ks/), [a De Novo](https://innolitics.com/services/regulatory/), [a SaMD](https://innolitics.com/services/end-to-end-samd/), [an AI/ML medical device](https://innolitics.com/services/medical-imaging-ai-development/), or [an FDA regulatory strategy](https://innolitics.com/services/regulatory/). {0} DEPARTMENT OF HEALTH & HUMAN SERVICES Public Health Service Food and Drug Administration 10903 New Hampshire Avenue Document Control Room -WO66-G609 Silver Spring, MD 20993-0002 Mr. Charles Holz Regulatory Affairs Manager Oxford Instruments 11526 53rd Street N Clearwater Florida 34620 APR - 9 2012 Re: K961638 Trade/Device Name: Medilog MPA S Recorder Regulation Number: 21 CFR 882.1400 Regulation Name: Electroencephalograph Regulatory Class: II Product Code: OLV Dated (Date on orig SE ltr): October 18, 1996 Received (Date on orig SE ltr): October 21, 1996 Dear Mr. Holz: This letter corrects our substantially equivalent letter of January 17, 1997. 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} Page 2 - Mr. Charles Holz 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-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 go to http://www.fda.gov/AboutFDA/CentersOffices/CDRH/CDRHOffices/ucm115809.htm for the Center for Devices and Radiological Health’s (CDRH’s) Office of Compliance. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR 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 Small Manufacturers, International and Consumer Assistance 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, ![img-0.jpeg](img-0.jpeg) Malvina B. Eydelman, M.D. Director Division of Ophthalmic, Neurological, and Ear, Nose and Throat Devices Office of Device Evaluation Center for Devices and Radiological Health Enclosure {2} Page 1 of 1 510(k) Number (if known): K961638 Device Name: Medilog MPA-S Recorder Indications For Use: Recording of a physiological signals (single channel of EEG, and or recording of ECG signals at 64 Hz) that are required to aid in the diagnoses of sleep related disorders. (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE) (Division Sign-off) Division of Cardiovascular, Respiratory, and Neurological Devices 510(k) Number K96/638 Prescription Use ☑ OR Over-The-Counter Use ☐ (Per 21 CFR 801.109) (Optional Format 1-2-96) --- **Source:** [https://fda.innolitics.com/submissions/NE/subpart-b%E2%80%94neurological-diagnostic-devices/OLV/K961638](https://fda.innolitics.com/submissions/NE/subpart-b%E2%80%94neurological-diagnostic-devices/OLV/K961638) **Published by [Innolitics](https://innolitics.com)** — a medical-device software consultancy. We help companies design, build, and clear FDA-regulated software and AI/ML devices. 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