Liofilchem MIC Test Strip (MTS)- Tedizolid 0.002 - 32 µg/mL
K170892 · Liofilchem s.r.l. · JWY · May 25, 2017 · Microbiology
Device Facts
| Record ID | K170892 |
| Device Name | Liofilchem MIC Test Strip (MTS)- Tedizolid 0.002 - 32 µg/mL |
| Applicant | Liofilchem s.r.l. |
| Product Code | JWY · Microbiology |
| Decision Date | May 25, 2017 |
| Decision | SESE |
| Submission Type | Traditional |
| Regulation | 21 CFR 866.1640 |
| Device Class | Class 2 |
Intended Use
The Liofilchem® MIC Test Strip (MTS) is a quantitative method intended for the in vitro determination of antimicrobial susceptibility of bacteria. MTS consists of specialized paper impregnated with a pre-defined concentration gradient of an antimicrobial agent, which is used to determine the minimum inhibitory concentration (MIC) in ug/mL of antimicrobial agents against bacteria as tested on agar media using overnight incubation and manual reading procedures. The Tedizolid MTS at concentrations of 0.002-32 ug/mL should be interpreted at 16-20 hours of incubation. The non-fastidious bacteria that have been shown to be active both clinically and in vitro against Tedizolid according to the FDA label are: Staphylococcus aureus (including methicillin-resistant and methicillin susceptible isolates) Enterococcus faecalis
Device Story
Liofilchem MIC Test Strip (MTS) is a quantitative diagnostic tool for determining antimicrobial susceptibility. Device consists of specialized paper strips impregnated with a predefined concentration gradient of Tedizolid (0.002-32 µg/mL). Used in clinical microbiology laboratories; operated by trained laboratory personnel. Procedure involves placing the strip onto inoculated agar media, followed by overnight incubation (16-20 hours). The MIC is determined by manual visual inspection of the inhibition ellipse formed around the strip. Results assist clinicians in selecting appropriate antibiotic therapy for patients with bacterial infections. Benefits include precise determination of susceptibility levels to guide effective treatment.
Clinical Evidence
No clinical data provided. Performance is established via bench testing comparing the MTS method to reference broth microdilution methods for determining MIC values of Tedizolid against specified bacterial isolates.
Technological Characteristics
Specialized paper strip impregnated with a predefined concentration gradient of Tedizolid (0.002-32 µg/mL). Quantitative method for MIC determination. Manual reading procedure. Requires agar media and overnight incubation (16-20 hours).
Indications for Use
Indicated for in vitro antimicrobial susceptibility testing of non-fastidious bacteria, specifically Staphylococcus aureus (including MRSA and MSSA) and Enterococcus faecalis, to determine the minimum inhibitory concentration (MIC) of Tedizolid.
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.
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Submission Summary (Full Text)
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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
May 25, 2017
LIOFILCHEM S. R. L. c/o LAURA KOETH PRESIDENT, LABORATORY SPECIALISTS, INC. 1651-A CROSSINGS PARKWAY WESTLAKE OH 44145
Re: K170892
Trade/Device Name: Liofilchem MIC Test Strip (MTS), Tedizolid 0.002 - 32 µg/ml Regulation Number: 21 CFR 866.1640 Regulation Name: Antimicrobial susceptibility test powder Regulatory Class: II Product Code: JWY Dated: March 27, 2017 Received: March 28, 2017
Dear Ms. Koeth:
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.
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); 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.
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If you desire specific advice for your device on our labeling regulations (21 CFR Parts 801 and 809), 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,
Ribhi Shawar -S
For
Uwe Scherf, M.Sc., Ph.D. Director Division of Microbiology Devices Office of In Vitro Diagnostics and Radiological Health Center for Devices and Radiological Health
Enclosure
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# Indications for Use
Form Approved: OMB No. 0910-0120 Expiration Date: January 31, 2017 See PRA Statement below.
510(k) Number (if known)
#### Device Name
Liofilchem MIC Test Strip (MTS). Tedizolid 0.002-32 ug/mL
### Indications for Use (Describe)
The Liofilchem® MIC Test Strip (MTS) is a quantitative method intended for the in vitro determination of antimicrobial susceptibility of bacteria. MTS consists of specialized paper impregnated with a pre-defined concentration gradient of an antimicrobial agent, which is used to determine the minimum inhibitory concentration (MIC) in ug/mL of antimicrobial agents against bacteria as tested on agar media using overnight incubation and manual reading procedures.
The Tedizolid MTS at concentrations of 0.002-32 ug/mL should be interpreted at 16-20 hours of incubation.
The non-fastidious bacteria that have been shown to be active both clinically and in vitro against Tedizolid according to the FDA label are:
Staphylococcus aureus (including methicillin-resistant and methicillin susceptible isolates) Enterococcus faecalis
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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