10.2.6 - Use and Cleanup of Lab Equipment

Materials/Equipment

• Stone Use: After any and all impressions brought into the wet lab are appropriately disinfected and labelled, various stone substances may be mixed (according to manufacturer prescribed water/stone mixture ratio).
  • Available stone:
    • Found in the drawers under the stone grinders
    • Die Stone–
    • Mounting Stone –
      • Pink
      • Green
    • White Stone –
  • After pouring the appropriate stone mixture into any impression, the cast may be allowed to rest on Styrofoam trays with your name and date or in holders or on the counter surface of the Stone casts are allowed to remain in this area no more than 24 hours
    • Any impressions left without being appropriately labelled will be thrown out.
    • Any stone casts left in the designated cast setting area for more than 24 hours will be thrown out
  • Any stone spilled on the floor must be swept up and thrown away to prevent a fall risk in the t Labs (a dustpan and hand-broom are available in the clinic)
• Mixing Bowls/Spatulas
  • Prior to disinfecting, clean any bioburden from mixing bowl and spatula
  • Disinfect with PDI disinfecting wipes, using wipe discard wipe technique or sprayed thoroughly with Clorox for Healthcare using spray wipe spray technique.
  • Allow to sit for the necessary 3 minute contact time
  • It is recommended that you remove the stone from any bowls or spatulas prior to allowing stone to set by rinsing with cold water
  • If stone is allowed to set, it will be required to remove any and all set stone from the bowl and/or spatula by any means necessary
• Table Vibrators
  • Prior to use for pouring stone into any impression, must ensure that the table and motor box are clean and free from stone (to the best of your ability). Then utilize the clear cover-bags (provided in the drawer near the vibrator) to cover the table.
  • If, during the course of use for the day, the clear cover-bag becomes excessively dirty or torn, you must replace the cover-bag
  • The last person of the day to use the, after use for pouring stone into any impression, must remove and discard the clear cover-bag and ensure the table and motor box are clean and free from stone (to the best of your ability).
• Combination Unit
  • When using the Whip Mix Vacuum Stone Mixer, inspect the device first to make sure the vacuum hose is intact and unobstructed
  • After using the unit, you must ensure there is no stone left on the unit to set up, and you must clear or clean any remaining stone from the appliance
  • Clean mixing bowl and tubing immediately after use
• Designated Stone Setting Areas
  • After pouring the appropriate stone mixture into any impression, the cast may placed to set in the stand holders provided or on Styrofoam trays on the counter surface in the wet lab
  • How they are to be placed:
    • Ensure the stone cast has your name and date on the tray
    • At the end of each day, any setting casts and impression trays that are not appropriately labeled will be disposed of in the appropriate manner. In addition, any setting casts or impression trays that are labeled with the previous date will also be disposed of.
  • After you reclaim any set stone casts and trays, ensure the area is completely free of stone and the counter is clean