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It helps to restore speech and normal deglutition. Obturator prosthesis is commonly used in cases of maxillary defects to separate oral cavity and nasal cavity. The obturator was relined with soft liner with Intaglio Extension utilizing favorable undercuts for retention atraumatically (Figure 1) (Figure 2) (Figure 3).Ĭursor on image to zoom/Click text to open imageįigure 1: Maxillary defect (A) Occlusal view, and (B) Labial view.įigure 2: Obturator prosthesis with intaglio extension (A) Saggital view, and (B) Lateral view The patient was rehabilitated with obturator closing the defect and replacing the missing teeth along with it to restore esthetics. Clinical examination revealed maxillary defect extending from alveolar ridge of maxillae in relation to 11, 12 and 13 missing teeth to hard palate involving part of mid palatal raphae. Post-surgery patient was using labial obturator to cover the maxillary defect. Past dental history revealed that patient underwent surgical treatment for cleft lip and cleft palate 10 years back, with missing incisors and canine in right quadrant of maxilla. Int J Case Rep Images 2017 8(12):834–836.Ī 47-year-old female reported to the department of prosthodontics with a chief complaint of broken prosthesis causing difficulty in speech and nasal discharge of water and exudates into the mouth. Obturator with favorable intaglio extension.
INTAGLIO DENTAL FULL
Then, if you’re using a resin cement, simply treat the inside with Monobond Plus, which is a silane agent you can also use for your other ceramics.Obturator with favorable intaglio extensionĬonsultant Prosthodontist, FMS Dental Hospital, Hyderabad, Telangana, IndiaĪccess full text article on other devices If you have gunk on the inside of the crown, then the same soapy water followed by steam as mentioned above works great before the Ivoclean. Most of the time for me it’s as simple as using Ivoclean after try-in. Zirconia and Conventionally Cemented e.max Once this is done, you are ready for delivery. The last thing to do is silanate the restoration.
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The easiest way I have found to “freshen” or “re-activate” the etch is to use Ivoclean from Ivoclar it’s super simple to use while being quick, easy and effective. It’s also worth noting if you put it in the model, it is also not good anymore. If your lab etched the crown, you still need to clean the internal again as the etch is no longer good after you tried it in. If your restoration has not been etched by the lab, do so per the manufacturer’s recommendations for the particular ceramic that has been used. If you're like me, you can do both I scrub with soap and water then steam.Īfter try-in, the next step is prepare the surface for bonding. So how do you clean it? One option is a steam cleaner, and another option is scrubbing the internal with soap and water. You need to clean it prior to trying it in so you don’t get oil and lube from the milling process on the tooth, which can affect your adherence to the tooth. Again, if you used decent lab it should be clean however, if you milled it in your office, it is NOT clean when it comes out of the milling chamber. Notice I did not say etched cleaned is different than etched. Your first step is to try in the restoration, but only do this once you know the internal is clean. These are the most finicky and sensitive materials of the bunch, thus you need to pay a lot of attention to how you prepare and treat these. I like to use Coe Jet 30 from 3M for this.
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If you got stuff on the internal or had to adjust the internal, then hit it with some light air abrasion. If not, a rinse and dry is likely all you need here. If you are using a decent lab, you really just need to make sure you did not get gunk on it when you tried it in. Keep reading for material-specific tips on this. While our preparations and occlusal design all play a role, so does making sure the internal surface of our restorations have been prepared and treated appropriately. Want your indirect restorations like crowns, inlays and onlays to stay on? Of course! None of us, patients included of course, want to have to deal with restorations that come off.
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