文档介绍：Review Article
Revascularization: A Treatment for Permanent Teeth
with Necrotic Pulp and plete Root Development
Ronald Wigler, DMD,* Arieh Y. Kaufman, DMD,* Shaul Lin, DMD,*† Nelly Steinbock, DMD,*
Hagai Hazan-Molina, DMD,‡ and Calvin D. Torneck, DDS, MS§
Abstract
Introduction: Endodontic treatment of immature nlike fully developed teeth, pulp necrosis of an immature permanent tooth with
permanent teeth with necrotic pulp, with or without Uapical inflammation does not preclude the presence of residual pulp progenitor
apical pathosis, poses several clinical challenges. There cells in the apical third of the root canal (1–4). It does, however, create a situation
is a risk of inducing a dentin wall fracture or extending where achieving the goals of conventional root canal treatment is not only difficult,
gutta-percha into the periapical tissue paction but even when these are met, it leaves the root short, weak, and prone to fracture
of the root canal filling. Although the use of calcium (5).Althoughsomeofthetechnicaldifficultiesassociatedwithconventionalrootcanal
hydroxide apexification techniques or the placement of treatment can be e when a calcium hydroxide [Ca(OH)2] apexification
mineral trioxide aggregate as an apical stop has the approach (6) or an apical plug of mineral trioxide aggregate (MTA) is used (7), the
potential to minimize apical extrusion of filling materi