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Fig. 2 | Head & Face Medicine

Fig. 2

From: Clinical complications during treatment with a modified Herbst appliance in combination with a lingual appliance

Fig. 2

Components of the WIN Herbst appliance. Potential complications arise as a result of a loosening of the adhesive attachment shells at the upper first molars and second premolars (a, b), or at the lower canines and first premolars (c, d), potential fractures of the L-pins (b), or a defect in a telescope. Attachments and telescopes are individualized in the dental laboratory (e, f) and bonded directly (g). Loose attachments (h) can be re-bonded without additional dental laboratory work (restoration)

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