K983571 · Ab Biodisk · JWY · Dec 30, 1998 · Microbiology
Device Facts
Record ID
K983571
Device Name
SYSTEM U3 FOR TETRACYCLINE
Applicant
Ab Biodisk
Product Code
JWY · Microbiology
Decision Date
Dec 30, 1998
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 866.1640
Device Class
Class 2
Intended Use
For in vitro diagnostic use: System U3™ is a qualitative technique for antimicrobial susceptibility testing of nonfastidious Gram negative and Gram positive aerobic bacteria, such as Enterobacteriaceae, Pseudomonas, Staphylococcus and Enterococcus species. The system comprises an antibiotic gradient with MIC break-point concentrations and is used to determine the susceptibility categories of microorganisms to different antimicrobial agents, as tested on agar media using overnight incubation. This 510(k) application is for System U3/Tetracycline susceptibility testing based on the MIC breakpoints of Susceptible ≤ 4 µg/ml, Intermediate 8 µg/ml and Resistant ≥ 16 µg/ml for use with non-fastidious Gram negative and Gram positive aerobic bacteria.
Device Story
System U3™ is an in vitro diagnostic device for antimicrobial susceptibility testing. It utilizes an antibiotic gradient strip containing Tetracycline at specific MIC break-point concentrations. The device is placed on agar media inoculated with non-fastidious Gram-negative or Gram-positive aerobic bacteria. Following overnight incubation, the system allows for the determination of susceptibility categories (Susceptible, Intermediate, Resistant) based on the observed inhibition of bacterial growth. The device is intended for use by clinical laboratory professionals to guide antimicrobial therapy decisions. It provides qualitative susceptibility results, assisting clinicians in selecting appropriate antibiotic treatments for patients with bacterial infections.
Clinical Evidence
No clinical data provided; bench testing only.
Technological Characteristics
Antibiotic gradient strip system for MIC determination. Designed for use on agar media with overnight incubation. Qualitative susceptibility testing method.
Indications for Use
Indicated for in vitro diagnostic antimicrobial susceptibility testing of non-fastidious Gram-negative and Gram-positive aerobic bacteria (e.g., Enterobacteriaceae, Pseudomonas, Staphylococcus, Enterococcus) using Tetracycline. Determines susceptibility categories based on MIC breakpoints: Susceptible ≤ 4 µg/ml, Intermediate 8 µg/ml, Resistant ≥ 16 µg/ml.
Regulatory Classification
Identification
An antimicrobial susceptibility test powder is a device that consists of an antimicrobial drug powder packaged in vials in specified amounts and intended for use in clinical laboratories for determining in vitro susceptibility of bacterial pathogens to these therapeutic agents. Test results are used to determine the antimicrobial agent of choice in the treatment of bacterial diseases.
Related Devices
K981639 — SYSTEM U3 FOR CIPROFLOXACIN · Ab Biodisk · Sep 3, 1998
K984087 — SYSTEM U3 FOR AMPICILLIN · Ab Biodisk · Feb 8, 1999
K983259 — SYSTEM U3 FOR TRIMETHOPRIM/SULFAMETHOXAZOLE · Ab Biodisk · Nov 25, 1998
K983565 — SYSTEM U3 FOR NITROFURANTOIN · Ab Biodisk · Jan 5, 1999
K984581 — SYSTEM U3 FOR CEPHALOTHIN · Ab Biodisk · Mar 9, 1999
Submission Summary (Full Text)
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Image /page/0/Picture/1 description: The image shows the seal of the Department of Health & Human Services (HHS) of the United States. The seal features a stylized eagle with its wings spread, symbolizing protection and service. The words "DEPARTMENT OF HEALTH & HUMAN SERVICES · USA" are arranged in a circular pattern around the eagle.
Food and Drug Administration 2098 Gaither Road Rockville MD 20850
DEC 30 1998
Anne Bolmström President AB BIODISK Dalvägen 10 S-169 56 Solna Sweden
Re: K983571
> Trade Name: System U3TM for Tetracycline Regulatory Class: II Product Code: JWY Dated: October 9, 1998 Received: October 13, 1998
Dear Ms. Bolmström:
We have reviewed your Section 510(k) notification of intent to market the device referenced above and we 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). 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 (Premarket Approval), 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 895. A substantially equivalent determination assumes compliance with the Current Good Manufacturing Practice requirements, as set forth in the Quality System Regulation (QS) for Medical Devices: General regulation (21 CFR Part 820) and that, through periodic OS inspections. the Food and Drug Administration (FDA) will verify such assumptions. Failure to comply with the GMP regulation may result in regulatory action. In addition, FDA may publish further announcements concerning your device in the Federal Register. Please note: this response to your premarket notification submission does not affect any obligation you might have under sections 531 through 542 of the Act for devices under the Electronic Product Radiation Control provisions, or other Federal laws or regulations.
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Under the Clinical Laboratory Improvement Amendments of 1988 (CLIA-88), this device may require a CLIA complexity categorization. To determine if it does, you should contact the Centers for Disease Control and Prevention (CDC) at (770)488-7655.
This letter will allow you to begin marketing your device as described in your 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 and additionally 809.10 for in vitro diagnostic devices), please contact the Office of Compliance at (301) 594-4588. Additionally, for questions on the promotion and advertising of your device, please contact the Office of Compliance at (301) 594-4639. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). Other general information on your responsibilities under the Act may be obtained from the Division of Small Manufacturers Assistance at its toll free number (800) 638-2041 or at (301) 443-6597 or at its internet address "http://www.fda.gov/cdrh/dsmamain.html"
Sincerely yours.
Steven Sutman
Steven I. Gutman, M.D., M.B.A. Director Division of Clinical Laboratory Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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510(k) Number (if known):
Device Name: System U3™ for Tetracycline
Indications For Use:
For in vitro diagnostic use:
System U3™ is a qualitative technique for antimicrobial susceptibility testing of nonfastidious Gram negative and Gram positive aerobic bacteria, such as Enterobacteriaceae, Pseudomonas, Staphylococcus and Enterococcus species. The system comprises an antibiotic gradient with MIC break-point concentrations and is used to determine the susceptibility categories of microorganisms to different antimicrobial agents, as tested on agar media using overnight incubation.
This 510(k) application is for System U3/Tetracycline susceptibility testing based on the MIC breakpoints of Susceptible ≤ 4 µg/ml, Intermediate 8 µg/ml and Resistant ≥ 16 µg/ml for use with non-fastidious Gram negative and Gram positive aerobic bacteria.
(PLEASE DO NOT WRITE BELOW THIS LINE - CONTINUE ON ANOTHER PACE IF NEEDED)
Concurrence of CDRH, Office of Device Evaluation (ODE)
*G. Heyer for Nordy Dubois, Ph.D.*
(Division Sign-Off)
Division of Clinical Laboratory Devices
| 510(k) Number | K983571 |
|------------------------------------------------|--------------------------|
| Prescription Use <u>X</u> (Per 21 CFR 801.109) | OR Over-The Counter Use |
| | (Optional Format 1-2-96) |
6.
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