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1 PREPARING ALGINATES
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1 PREPARING ALGINATES. 2 we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material don’t compress.

Dec 17, 2015

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Barrie Fowler
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Page 1: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

1

PREPARING ALGINATES

Page 2: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

2 PREPARING ALGINATES

we recommend shaking the sachet, resp. the jar well before using the material

– homogenizing the material

don’t compress the material in the measuring scoop

Page 3: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

3COLOUR INDICATIONCOLOUR INDICATION

Mixing Working

2:30 minSetting time

Setting in the mouth 30 s

Working time 1:50 min

Page 4: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

4

MIXING RATIO

1:11:1 (9g9g of powder :20 ml20 ml of water)

++

PREPARING ELASTIC CROMO

Page 5: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

5

Upper jawUpper jaw3 3 scoopsscoops + 3 cups3 cups ((guage marksguage marks)) (powder) (water) Lower jawLower jaw2 scoops2 scoops + 2 cups2 cups ((guage marksguage marks))

(powder) (water)

Preparing - DosagePreparing - Dosage

1. water 2. powder

Page 6: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

6Preparing - MixingPreparing - Mixing

1.1. VIOLET VIOLET phase phase ––

the mixing is done by long the mixing is done by long strokes with a plastic spatula strokes with a plastic spatula along the mixing jar walls.along the mixing jar walls.

MIXING30 s30 s

Page 7: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

7Preparing - ApplicationPreparing - Application

2.2. DARK PINKDARK PINK phasephase – –

Application of Application of the substance to the substance to the impression the impression

traytray

fill the impression tray to the edge optimum impression layer optimum impression layer is is 4 – 6 mm4 – 6 mm

Page 8: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

8Impression Impression – – Tray insertionTray insertion

3.3. LIGHT PINK LIGHT PINK phasephase – –

Inserting the trayInserting the tray into patient’s into patient’s mouth mouth

Page 9: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

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Fixing the impression Fixing the impression in the mouth – in the mouth –

setting in the mouthsetting in the mouth

Impression - FixingImpression - Fixing

4.4. WHITEWHITE phasephase - -

Page 10: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

10Impression – DisinfectionImpression – Disinfection

1. Rinse the impression under running water

2. Disinfect in aqueous disinfection solution

e. g. Jodisol (in ratio 1:10)

30 s30 s

Page 11: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

11

SETTING TIME SETTING TIME IS AFFECTED BY:

1.1. TEMPERATURE OF WATER and AIR TEMPERATURE OF WATER and AIR –

recommended temperature is 23 ºC

2. HARDNESS OF WATERHARDNESS OF WATER – distilled or deionized water

PREPARING ALGINATES

at higher temperatures and water hardness, the setting time is prolonged and the colour intensity of alginate impression material is changed.

Page 12: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

12STORING ALGINATES

Generally recommended pouring time is within 1 hour Prolonged pouring time according to the manufacturer‘s

recommendation – when appropriate storage conditions are ensured:

100% humidity (transport box, PE bag with wet absorbent pad) avoiding deformation – fix in the holder, on the impression tray

1. Impression storage

Page 13: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

13STORING ALGINATES

In a dry and dark place, at 5 ºC to 25 ºC, in a well sealed container

We recommend pouring the contents of the sachet into the jar, which can be sealed to avoid degradation of the powder by exposure to humidity and air

2. Material storage

Page 14: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

14

YPEEN® YPEEN®

PREMIUMELASTIC®

CROMO

Composition older type new new

Mixing standard easy easy

Viscosity high optimum optimum

Setting time 2: 30 min. 2:15 min. 2:30 min.

Impression storage 24 h 48 h 120 h120 h

Colour green greenColour changeColour change

(violet – pink – white)

Aroma mint mint cherry

ALGINATES SpofaDental

Page 15: 1 PREPARING ALGINATES. 2  we recommend shaking the sachet, resp. the jar well before using the material – homogenizing the material  don’t compress.

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Thank you for your attention!