| Callahan's method | A method of filling the root canals of teeth by dissolving gutta-percha cones in a chloroform-rosin medium within the root canal. Synonym: Callahan's method, Johnson's method. (05 Mar 2000) |
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| Callahan, John | <person> U.S. Endodontist, 1853-1918. See: Callahan's method. (05 Mar 2000) |
| Callahan m. |
1. in root canal therapy, a filling method in which the canal is first flooded with a chloroform-rosin solution and then gutta-percha is dissolved in the solution. 2. a method of tracing and opening up a root canal by destroying the pulp tissue with a 50 per cent sulfuric acid solution.
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