Extensor subistituidor flaps weak or absent boxes of lux

摘要

Weak or absent extensor substitutionary flaps of boxes of light, characterized by having the two types presented the concept of locking in walls of boxes of light through desroqueamento between bodies with these operations expand and through conical ends of these extremidad Es well expanded and cizalham pressing the walls of the light box.Results of this operation the desired objective, which is the blocking of these sets in the boxes of light.