Artículo Clínico. Alveolar distraction osteogenesis: an alternative in the reconstruction of atrophic alveolar ridges. Report of 10 cases. Distracción osteogénica. Distracción osteogénica mandibular en microrretrognatia severa del adulto. M. Castrillo Tambay1, I. Zubillaga Rodríguez2, G. Sánchez Aniceto2, R. Gutiérrez. Distracción osteogénica expositor y editor: Santos Busso, Alfonso N. Distracción osteogénica ¿Qué es? Distracción osteogénica Historia.
|Published (Last):||26 September 2007|
|PDF File Size:||20.65 Mb|
|ePub File Size:||19.84 Mb|
|Price:||Free* [*Free Regsitration Required]|
No evidence of infection or reabsorption in the alveolar ridge was observed in any of the patients seen osteogenicw the post-operative periods of the first and second surgical phase. There has been little study of changes in the oral mucosa as a consequence of osteogenia. Treatment of obstructive Sleep apnea syndrome by mandibular elongation using osseous distraction followed by a le fort I advancement osteotomy: The DO technique can be used in the rim increase that makes possible implantations arrangement and increase the possibility to get a better cantilever outline in the anodontics areas Gaggl et al.
These last ones, although to distracvion more steady and malleable, made it difficult for the patients for being discomforted. The purpose of this study is to present part of our experience in the use of ADO by means of a yuxtaosseous device developed in Brazil to increase the alveolar ridge and posterior rehabilitation by osseointegrated implants in a sample of 10 patients seen between January to Octoberevaluating the intraoperative and postoperative complications.
Modification of the in vivo four-point loading model for studying mechanically induced bone adaptation. The tension-stress effect on the genesis and growth of tissues. Lengthening the human mandible by gradual distraction. St Louis, Mosby, b.
Correction of mandibular idstraccion by means of bidirectional callus distraction. Later, after a period of consolidation, there seems to be greater cell proliferation in the basal layer. He established the so-called Ilizarov effects: With the technology and the materials used for the construction and manufacture of odontologics equipments and instruments advanced, more delicate distractor were done.
Mandibular elongation and remodeling by distraction: Development of a device for the delivery of distraccon to bone during distraction osteogenesis. The patients subjected to surgical techniques require exhaustive control after the surgery by means of objective and detailed polysomnographic monitoring, and comparisons have to be made between the indexes before the surgery and the results afterward.
Distracción osteogénica alveolar
Three 3 of the defects were located in the anterior region of osteogdnica maxillary, 1 defect in the anterior region of the mandible and 6 in the posterior region. The average bone gain in millimeters achieved in the 10 cases was 7. It can be classified in two basic types: The position on the bone was marked previous to the osteotomy so that the distraction vector could be maintained parallel to the occlusal plane, and so that both distractors could be kept suitably parallel to each other in order to avoid any convergence which could damage the TMJ; 1 these devices are fixed by means of unicortical screws in distravcion distal fragment before the osteotomy and once this has been carried out with a chisel the proximal segment can be fixed.
Surgical treatment of adults with OSAS should be established for certain patients possessing the right characteristics; from these we will be able to select a candidate for treatment by means of DO; more experience is still required given that the number of patients treated with this technique is still scarce.
Plast Reconstr Surg ; Management of severe mandibular retrognathia oseogenica the adult patient using traditional orthognathic surgery. Alveolar distraction osteogenesis ADO is a recently introduced method, based on the principles described by Ilizarov, 4,5 who has received the credit for having defined and established the biological bases for the clinical use of osteogenic distraction in the management of different bone deformities.
Ilizarov showed that the fibrous matrix in the prolongated area is capable to differentiate by itself in lamellar bone tissue. Since carried through of rhythmic and gradual form the bone extends is possible.
Distracción osteogénica mandibular en microrretrognatia severa del adulto
A farewell to major osteotomies. A problematic case with tongue aplasia. The influence of the rate and frequency of distraction. The influence of the rate and frequency of distraction. At 8 weeks, the epithelium had a completely normal appearance, with no scars in any area. Ilizarov had already reported that fistraccion ideal frequency of distraction is continuous. The calotasis is being used more in the distraction osteogenesis in experimental models and clinical applications because the clinical difficulties associates to the first principle epiphyseal tissues fragility for the setting of traction mechanical systems and the new bone formation inhibition because the trauma generated for these instruments.
This phase usually lasts weeks, and the traction modifies the normal development psteogenica the regeneration process; and Consolidation phase is the period that allows the maturation and corticalization of the regenerated eistraccion.
In other words, he defended the continuous application of tension. InMartin Chin related be the first author to carry out DO with intra-bucal apparatus in human for alveolar process growth Feichtinger et al.
The principles of the Ilizarov method. There is less risk of the dental nerve being damaged in this way. The period of maintenance of the disjunction device as new bone stabilizing can be vary Forwood et al.
Distraccion Osteogenica Mandibular Pdf Download
This fact occurred due to the gradual bone callus extend respected the capacity of vessels that nourish the region repair. Mandibular distraction lengthening in the severely hypoplastic mandible: Other potential inconveniences associated with these procedures are neurological and provoked by the surgical technique and by the changes in the temporomandibular joint TMJ due to the rigid fixation in mandibular osteotomies. The concept of callotasis is of interest in implant surgery, especially monofocal callotasis for the linear regeneration of tissues.
Surgically assisted rapid orthodontic lengthening of the maxilla in primates–a pilot study. Its fixation was performed by 8 mm monocortical screws and then the activation to thus determine the absence of obstacles and therefore the free displacement of the transport segment Figs.
At 2 weeks of consolidation, the mucosa began to show a more normal appearance: