research I achieved in the infrabony defect with little increase of gingival recession. experienced an apical migration of the free gingi- val margin. More recently, minimally invasive approaches have been suggested. The Single Flap Approach (SFA) is the elevation of a single flap (either buccal or lingual), keeping intact the tissues on the other flap. The Minimally Invasive Surgical Technique (MIST) is an adaptation of the papilla preservation techniques with the intent to limit flap elevation and mesiodistal extension of the flap. With these approaches, the outcomes in terms of REC worsen- ing were more encouraging and reduced the loss of soft tissue to almost nothing. Finally, Coronally Advanced Flaps (CAF) in com- bination with regenerative approaches have been introduced with the intent of stabilising the soft tissue and providing a more stable wound for re- generation to occur. With this approach, a decrease in REC can be achieved, thus not only addressing the loss of attachment but also improving the aes- thetic appearance of the area. The Soft Tissue Wall technique is recommended for the treatment of infrabony defects in the aes- thetic area, when one of the involved teeth has also _Soft Tissue Wall technique In this approach, a horizontal incision is made at the base of the interdental papillae and extended to one tooth mesially and distally from the infrabony defect. A full-thickness trapezoidal flap (with the wider base apically positioned) is then elevated. The remaining facial portion of the anatomic papillae is preserved and de-epithelialised in order to create connective tissue beds to which the flap can be se- cured at the time of suturing. The papilla over the infrabony defect is dissected at its base and the en- tire interproximal supracrestal soft tissue is ele- vated in order to gain proper access to the defect. After flap elevation, the granulation tissue is re- moved from the defects by means of metal curettes, followed by scaling and root planning using metal curettes and power-driven instrumentation. Sharp and blunt dissection into the vestibular lining mucosa is performed to eliminate muscle tension and permit coronal displacement of the flap. Flap mobilisation is considered adequate 5,0 x 6,0mm 6,0 x 8,0mm 5,0 x 6,0mm 5,0 x 5,0mm AD 4,5 x 6,0mm 5,0 x 6,0mm 6,0 x 5,7mm 4,0 x 5,0mm 5,0 x 5,0mm 5, 6,0 x 5,0mm 14 JAHRE 6,0 x 5,7mm 5,0 x 5,0mm 6,0 x 5,7mm 14 JAHRE 4,5 x 6,0mm 5,0 x 5,0mm 4,5 x 6,0mm 4, 5,0 x 6,0mm 6,0 x 5,7mm Seit 1985 » Einfach. Berechenbar. Wirtschaftlich. 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