Sealer for filling a dental root canal

Details Sealer for filling a dental root canal Sealer for filling a dental root canal

1988-09-20

1990-06-05

Lieberman, Paul

Compositions: coating or plastic

Coating or plastic compositions

Dental

433224, 433226, 4332281, 523113, 523115, 523118, 5245755, 524925, 524928, 524929, A61K 608

Patent

active

049310968

ABSTRACT:
A sealer for filling a dental root canal which can seal the apex of the root and the root canal perfectly and can be removed with the gutta percha points when refilling is necessary.
The sealer of the invention consists of the same basic material as the gutta percha point, so it adheres to the point initimately and firmly and can seal the apex of the root perfectly. The softening temperature of the sealer is about 40.degree.-45.degree. C., so the points and the sealer can be removed same time by heating at low temperature with a heat carrier when refilling is necessary.

REFERENCES:
patent: 2077396 (1937-04-01), Charch et al.
patent: 3883459 (1975-05-01), Kent
patent: 4184879 (1980-01-01), Ducos et al.
patent: 4483679 (1984-11-01), Fujisawa et al.
patent: 4647600 (1987-03-01), Kawahara et al.
patent: 4740245 (1988-04-01), Futami et al.
Conrad, W. K., "Materials Used in Root-Canal Technique in Dental Practice", Dental Cosmos, vol. LXXVI, Mar. 1934, pp. 311-315.
Skinner et al., The Science of Dental Materials, pub. W. B. Saunders Co., Philadelphia, 1967, p. 514.

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