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Tissue Conditioner. Dr.Najeeb Saad. Denture Patients. Patient with some teeth Patient with no prosthesis Patient with existing prosthesis Abuse. Abuse. Continuous denture wear Poor hygiene Excessive denture movement Poor denture fit Parafunction. Denture Trauma. Epulis.
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Tissue Conditioner Dr.Najeeb Saad
Denture Patients • Patient with some teeth • Patient with no prosthesis • Patient with existing prosthesis • Abuse
Abuse • Continuous denture wear • Poor hygiene • Excessive denture movement • Poor denture fit • Parafunction
Denture Trauma Epulis
Abused Tissue • Remove • Address irritant • Oral Physiotherapy • Denture Hygiene • Anti-microbial agents
Abused Tissue • Tissue Conditioners • Soft Materials • Surgery
Tissue Conditioners • Soft Reline • Tempo • Visco-Gel • Coe-soft
Tissue Conditioners-Composition • Powder • Poly Ethyl Methylmethacrylate (PEM) • Pigments • Liquid • 10% Ethyl Alcohol • 90% Pthalate ester - Plasticizer
Tissue Conditioners-Plastizer • Types • Pthalate Esters • Di Butyl Pthalate • Butyl Phthalyl Butyl Glycolate • Problem • 3-6000 PPM leach from liner in 14 days • Allergic response
Tissue Conditioners-Chemistry • Gel formation not polymerization • Alcohol swells polymer beads permitting penetration of large plasticizer molecules which act as lubricant to increase distance between polymer chains of the PEM powder
Case • 65 Year old Woman • 13 Year old Dentures
Tempo Kit • Powder • Liquid • Plastic cup • Steel Spatula
Mixing • Mix 45-60 seconds Wait
Seating • Even Pressure by closing in CR/MI • Border Mould • Hold in light contact for 15 mins
Result • Even 2mm thick • No bare spots • Peripheral Roll • Maintain VDO
Post-Delivery Instructions • No Heavy Pressure • Wrap in moist towel • No seating on liner • Clean carefully • Stain • 1 TSB bleach(Javex)/1 cup H2O • 20 minute soak, wash/rinse well • Loss of resiliency – 2 weeks
Problems • Taste • Peel • Allergy