2 shop online at store.biohorizons.com SURGICAL PROTOCOL Extract remaining dentition. Following extractions, release the soft tissue with crestal incisions using a #15 blade. Fully expose the alveolar crest of the ridge using a periosteal elevator. Note the location of each mental foramen. Reduce the height of the ridge using an aggressive alveolar cutting bur to create at least 15mm of interarch occlusal space. If the required 15mm occlusal space is present due to atrophy, an alveoplasty may not be required. Note: The mandibular lingual flap can be temporarily sutured to keep the lingual tissue from obscuring the surgical area. Use a sterile #2 pencil to draw a line from buccal to lingual, across the crest of the ridge above the mental foramen. Draw a 30° guide mark on the facial of the ridge, anterior to the mental foramen. 30°
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