refers to the present utility model patent for an "extended foot skeletal anchor breaker" device. whose model differs from the model referred to in patent application br 10 2016 007772 9, filed April 7, 2016. The modification referred to in this utility model patent with respect to the original patent application br 10 2016 007772 9 is the alteration of the through holes (5) by through holes with extended feet (5). thereby, the feet (8) of the original patent application are also altered as shown in figure 2. thus, the device in question extended foot skeletal anchor breaker (1) and motif of this utility model patent, presents as a technical novelty in relation to the original patent application process br 10 2016 007772 9, of the same device, four through-holes with extended feet (5) for insertion of the mini-implants, instead of the four through-holes as requested. referred to above. All other items remain unchanged and as described in the original patent application. the extended foot skeletal anchor breaker (1) complements the device described in the original patent application br 10 2016 007772 9, allowing its use in deep palates and / or with extreme atresia in "v", thus extending the use of this device for rapid maxillary expansion by the marpe technique (rapid maxillary expansion assisted by mini-implants) to correct transverse palate deficiency.refere-se a presente patente de modelo de utilidade a um dispositivo ?disjuntor de ancoragem esquelética com pés estendidos? cujo modelo difere do modelo referido no pedido de patente de invenção processo br 10 2016 007772 9, depositado no dia 07/04/2016. a modificação a que se refere a presente patente de modelo de utilidade em relação ao pedido de patente original processo br 10 2016 007772 9 é a alteração dos furos de passagem (5) por furos de passagem com pés estendidos (5). com isso, os pés (8) do pedido original de patente também são alterados conforme mostrado na figura 2. assim, o dispositivo em questão disju