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OPTOCHIN TEST, disc [Liofilchem-9501]

https://unicat.msf.org/cat/product/78022
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Valid Article

Single use
A single-use device, also referred to as a disposable device, is intended for use on one patient during a single procedure. It is not intended to be reprocessed (i.e., cleaned and disinfected or sterilized).
CE marking: declaration that the product meets EU standards for health, safety, and environmental protection. The CE marking indicates that the product may be sold freely in any part of the European Economic Area, regardless of its country of origin.
W0104080208 - Single tests (discs, strips, droppers...)
European Medical Device Nomenclature (EMDN) is the nomenclature of use by manufacturers when registering their medical devices in the EUDAMED database. EMDN is characterised by its alphanumeric structure that is established in a seven-level hierarchical tree.
P
The order of this product needs to be justified and is only acceptable under certain conditions.
FSRT
Thermosensitive codes are defined for storage and transportation temperature requirements of the products.
OC subscriptions: included in supply or field order tools (e.g. UniField)
SC subscriptions: included in supply or field tools
OC validations: approved for procurement and use by an OC for international or local orders specifying context and activity in Medical Standard Lists (MSL)

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OPTOCHIN DISC [Liofilchem]

CAUTION

This disc is worded and codified by unit to make the order easier, but it is always packaged in kit of 100 discs.

Definition

Optochin sensitivity test is used to differenciate Streptococcus pneumoniae from other alpha-haemolitic Streptococci, since most of S. pneumoniae are sensitive to optochin whereas the others are resistant. The test is performed on blood agar medium.

Synonym

Optochin is knows as ethylhydrocupreine hydrochloride

Specifications

A diagnostic disc impregnated with optochin reagent, also known as ethylhydrocupreine.

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Technical specifications

  • High quality absorbent paper.
  • Impregnated with 5 µg of Optochin.

Packaging & Labelling

Each package contains 2 cartridges with 50 discs each, packaged in a foil-sealed blister with dessicant.

To be Ordered Separately

  • Inoculating loop,
  • Pipettes,
  • Culture media,
  • Physiological solution,
  • Forceps,
  • Quality control organisms,
  • Ruler/caliper to measure zone sizes

Instructions for use

Please consult the “Bacteriology laboratory procedures and resources” available online via the Laboratory working Group sharepoint page: Laboratory Procedures and Resources https://msfintl.sharepoint.com/sites/msfintlcommunities/LabWG/SitePages/Bacteriology-Laboratory-Resources.aspx

For offline access, contact your laboratory advisor

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Precautions for Use

All biological samples must be considered as potentially infectious and handled with the usual precautions (compulsory wearing of gloves, hand washing, etc.).

Storage

  • Store between -20°C and 8°C.
  • Do not use beyond expiry date.
  • Keep away from sources of heat and avoid excessive changes in temperature.
  • Once opened from the desiccant-containing packaging, discs should be stored at 2-8°C and used within 7 days.
  • Eliminate without using if there are signs of deterioration
  • Shelflife: 24 months

(Cf Introduction: Thermosensitive products)

Waste management

After use, sterilize the cultures and all contaminated material. Contact your watsan referent for advice on proper disposal.

MSF requirements

Reserved to bacteriology programmes.

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