What do you do if you have a patient with a tooth avulsion and no commercial periodontal dressing? You can use the flexible thin metal nasal bridge on an N95 mask and glue the reimplanted avulsed tooth to an adjacent tooth using 2-octocyanoacrylate skin adhesive (made for laceration repair).
N95 mask, Amazon.com
See this discussed in an Aliem.com trick of the trade
See more on tooth avulsion management from NCEMI Common Simple Emergencies