IMPRESSION MAKING

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IMPRESSION MAKING. a-Upper and Lower Impressions:. a-Upper and Lower Impressions:. Choice of Material: PVS, polyvinyl siloxane impression material. Technique: 2 step technique. a-Upper and Lower Impressions:. Choice of Material: PVS, polyvinyl siloxane impression material. Technique: - PowerPoint PPT Presentation

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IMPRESSION MAKING

a-Upper and Lower Impressions:

Technique:2 step technique

a-Upper and Lower Impressions:

Choice of Material: PVS, polyvinyl siloxane impression material

Technique:2 step technique

a-Upper and Lower Impressions:

Prep before taking impression;• Brush teeth• Lipstick or lip balm • Mouth wash • Apply adhesive on the trays

Choice of Material: PVS, polyvinyl siloxane impression material

2 Step technique:

Things required;• PVS Impression material• Perforated metallic trays• Plastic sheet • Tray adhesive

Technique:2 step technique

a-Upper and Lower Impressions:

Prep before taking impression;• Brush teeth• Lipstick or lip balm • Mouth wash• Apply adhesive on the trays

Choice of Material: PVS, polyvinyl siloxane impression material

2 Step technique:

Things required;• PVS Impression material• Perforated metallic trays• Plastic sheet • Tray adhesive

Tip: Any dental work should be completed

before taking impressions for ClearPath.

Technique:

• Check trays size

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

Technique:

Tip: To save time you can take the first putty impression with patient's

study model.

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

Technique:

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

Technique:

Tip: You can use the tray tab centered with the nose as a guide line.

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

• Take impression

Technique:

Tip: Always follow manufacturer’s working and setting time instructions.

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

• Take impression

Technique:

Disinfect the impressions.

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

• Take impression

• Check trays size

• Equal quantity of putty, base and catalyst

• Mix until colour is even

• Make a Cylinder form

• Place it over the tray

• Place plastic wrap

• Take impression

• Remove tray & smooth out any details

• Saliva control

• Inject light body wash

• Take impression

Technique:

Even for a single arch cases both impressions are required.

Faulty impressions

Faulty impressions

• Putty Show through

Faulty impressions

• Putty Show through

• Voids in the wash impression

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

• Tray show through

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

• Tray show through

• Poor bond between heavy body and light body wash

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

• Tray show through

• Poor bond between heavy body and light body wash

• Inadequate bonding with the tray

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

• Tray show through

• Poor bond between heavy body and light body wash

• Inadequate bonding with the tray

• Last molars not fully captured

Faulty impressions

• Putty Show through

• Voids in the wash impression

• Material not completely set

• Tray show through

• Poor bond between heavy body and light body wash

• Inadequate bonding with the tray

• Last molars not fully captured

• Relining or Double print

1. Rubber Base Bite Registration

2. Rubber Base Impression - 1 step technique

3. Rubber Base Impression - 2 step technique

4. Rubber Base Impression with PENTAMIX MACHINE - 1 step technique

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