access cavity

(redirected from access preparation)

access cavity

Etymology: L, accedere, to approach
a coronal opening to the center (pulp chamber) of a tooth, required for effective cleaning, shaping, and obturation of the pulp canals and chamber during endodontic or root canal therapy.

ac·cess cav·i·ty

(akses kavi-tē)
Removal of the pulp roof to gain direct access to the pulp chamber and all root canals
Synonym(s): access (2) .
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Square access preparation for reconstruction, power supply, lighting and subscriber networks, environmental clean-up and installation of small architectural forms, the public toilet and external plumbing networks project supervision.
Emphasizing the biological rationale rather than how-to instructions, they address key clinical areas for a range of pulp and periapical conditions, and give advice on access preparations, cleaning and shaping, obturation, and temporization and restoration.