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Hybrid Restorations with the CAMLOG Implant System (PDF

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INVESTMENT, CAST AND DEVESTMENT<br />

The abutment is embedded according to <strong>the</strong> instruction manual of <strong>the</strong> muffle<br />

system used. We do not recommend <strong>the</strong> use of a wax wetting agent.<br />

However, if wax wetting agents are used, it must be suitable for use <strong>with</strong><br />

POM plastic components. When embedding, <strong>the</strong> correct placement of <strong>the</strong><br />

wax-up in <strong>the</strong> casting muffle is of importance. Volume ratios and pin angles<br />

must be selected so that <strong>the</strong> required temperature for casting is<br />

achieved. This is particularly important for voluminous casts. We recommend<br />

phosphate bound investment materials. The manufacturer's processing<br />

instructions must be observed and <strong>the</strong> mixing ratios and preheating<br />

times accurately observed. We recommend you do not use any quick heating<br />

processes (speed investment materials). The cast delay time must be<br />

kept as brief as possible.<br />

After casting, <strong>the</strong> cast object must be slowly cooled to room temperature<br />

and <strong>the</strong> object gently devested. We recommend gentle devestment in an<br />

ultrasonic bath <strong>with</strong> waterjet or stripping.<br />

After casting, suitable reworking reamers are available to remove/smooth<br />

out casting residues for reworking <strong>the</strong> screw seat and <strong>the</strong> shoulder contact<br />

area to <strong>the</strong> <strong>CAMLOG</strong> ® bar abutment.<br />

After trimming <strong>the</strong> bar, it is checked for a precision fit. Good hygiene capacity<br />

must be ensured. A distance of min. 2 mm to <strong>the</strong> gingiva must be maintained<br />

to prevent insufficient cleaning and associated changes to <strong>the</strong> mucous<br />

membrane.<br />

The secondary framework, e.g. electroplating technique, is <strong>the</strong>n fabricated.<br />

Reworking reamer,<br />

for base for bar abutment,<br />

for <strong>the</strong> screw seat<br />

Ø 3.3/3.8/4.3 mm and 5.0/6.0 mm<br />

Reworking reamer, for base<br />

for bar abutment, for<br />

<strong>the</strong> plane surface/cone seat<br />

Ø 3.3/3.8/4.3 mm and 5.0/6.0 mm<br />

Example: Milled bar construction<br />

Example: Milled bar construction <strong>with</strong><br />

secondary framework using <strong>the</strong> electroplating<br />

technique and tertiary structure<br />

HYBRID RESTORATIONS WITH THE <strong>CAMLOG</strong> ® IMPLANT SYSTEM<br />

Cast bar<br />

Cast bar<br />

base<br />

Cast bar<br />

Cast bar<br />

base<br />

Reaming out <strong>the</strong> screw channel<br />

of <strong>the</strong> cast bar base<br />

Reaming out <strong>the</strong> inner cone and plane<br />

surface of <strong>the</strong> cast bar base<br />

29

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