Abode F

Smooth Serrated And Threaded Posts

Fig. 12-25. Classification of prefabricated posts. A, Tapered, smooth-sided posts. B, Tapered, serrated posts. C, Tapered, threaded posts. D, Parallel, smooth-sided posts. E, Parallel, serrated posts. F, Parallel, threaded posts.

(Redrawn from Shillingburg HT, Kessler JC: Restoration of the endodontically treated tooth, Chicago, 1982, Quintessence Publishing.)

Tapered Smooth Post

Fig. 12-26. Radiographs of the six categories of endodontic posts. A, KG Endowel, tapered and smooth sided. B, Unimetric, tapered and serrated. C, Dentatus, tapered and threaded. D, CTH Beta, parallel sided and smooth. E, ParaPost (two sizes), parallel sided and serrated. F, Flexi-Post (in the right maxillary first molar), parallel sided and threaded (note the split shank).

(A courtesy Dr. D.A. Miller and Dr. H.W. Zuckerman; B courtesy Dr. I.A. Roseman; C courtesy Dr. FS. Weine and Dr. S. Strauss; D courtesy Dr. J.F. Tardera; E courtesy Dr. J.L. Wingo; F courtesy Dr. L.R. Farsakian.)

Fig. 12-26. Radiographs of the six categories of endodontic posts. A, KG Endowel, tapered and smooth sided. B, Unimetric, tapered and serrated. C, Dentatus, tapered and threaded. D, CTH Beta, parallel sided and smooth. E, ParaPost (two sizes), parallel sided and serrated. F, Flexi-Post (in the right maxillary first molar), parallel sided and threaded (note the split shank).

(A courtesy Dr. D.A. Miller and Dr. H.W. Zuckerman; B courtesy Dr. I.A. Roseman; C courtesy Dr. FS. Weine and Dr. S. Strauss; D courtesy Dr. J.F. Tardera; E courtesy Dr. J.L. Wingo; F courtesy Dr. L.R. Farsakian.)

Currently Available Prefabricated Posts*

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