Periodontal dressings (pack)
Assist healing by minimizing:
Infection
Hemorrhage
Surface trauma
Irritational stimuli (physical, mechanical, chemical, thermal)
Types
1-ZOE cause allergic reaction, burning & redness. (Due to presence of eugenol)
Zo
Eugenol
Zinc acetate….accelerator
Asbestoslung disease
Tannic acidlever disease
2- ZONE no burning or chemical changes
COE-pack (most widely used)
Tube 1
Zo……oil (plasticity)
Gum…… (Cohesiveness)
Lorothidol…… (Fungicide)
Tube 2
Liquid coconut
Colophony resin
Chlorothylmol (bacteriostatic)
3-as polymers (cyanoacrylate)esthetic
recent.
Antibacterial preparation
Ready made:
Improve healing pt comfort with less odor & taste.e.g.:
Bacteriocine
Tetramycin
Neomycin
Nitrofurazone
But all can cause hypersensitivity reactions & opportunistic infections
Manipulative addition:
Tetra, HCL cap…..the powder added during manipulation of (COE-pack) is generally recommended.
Retention of the packs
Mechanical interlocking in interdental space additional retention through dental floss & the ortho wires