[Permanent constriction of the jaws in children: 3 cases with extra-articular etiology]. / Les constrictions permanentes des mâchoires de l'enfant. Trois cas d'étiologie extra-articulaire.

Three cases of permanent constriction of the jaw are reported. One was a sequela after a noma, the second occurred in a child with arthrogryposis and the third was an inborn malformation. Each case raised specific problems for diagnosis and treatment. Mechanicotherapy is essential postoperatively and requires a specific electric apparatus to mobilize the joint.