retrograde filling


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retrograde filling

a restoration placed in the apical part of a tooth root to seal the apex of a previously treated root canal. Also called postresection filling.
References in periodicals archive ?
Aggarwal et al [33] compared the push-out bond strength of Biodentine and MTA in furcation perforation repairs and as a retrograde filling material, evaluated that after 24 hrs.
A number of materials have historically been used for retrograde filling and perforation repair such as Gutta-percha, amalgam, Cavit, IRM, Super-EBA, glass ionomer, composite resin, carboxylate cements, zinc phosphate and zinc oxide eugenol cements.
9) As seen in the study case presented, the presence of a core post inside the canal and the tooth restored with a single crown were influential factors to decide treating the periapical lesion by lifting a flap and performing retrograde filling after removal.
11) In the present case, the MTA used for retrograde filling proved to be effective in terms of stimulation of new healthy bone and the cement adjacent to the affected area.
The presence of collateral circulation together with retrograde filling of the vascular prosthesis played an important role in maintaining the viability of the organ.
An ideal requisite of a Retrograde Filling is to prevent leakage and to provide hermetic seal, dimensional stability, adhere to walls of cavity, resistant to resorption, moisture resistance and should be insoluble [1].
Gary B Carr, Tissue reaction after intraosseous implantation of three retrograde filling, Tokyo dental college, 44, (2003).
8 The best retrograde filling material should provide good api- cal seal be dimensionally stable not affected by the moisture easily manipulated and radio opaque on the radio-graph.
Amalgam is commonly used as a retrograde filling material2 and is therefore commonly used as the control when testing new root end materials.
Key words: Apicoectomy, Dental Amalgam, Gutta-percha, Retrograde Filling.

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