. Dental to return beforefilling. The ideal root filling material is a liquid that does notshrink on itself, and also has the properties of a permanent,non-irritating germicide that will take care of any fibers thatcling to the walls or fluid that fills the tubuli, followed with ahard rubber point to force out the excess fluid. I wish to go on record as condemning chloro-percha as a rootfilling. It shrinks on itself, leaving the walls of the canals, making 762 TM 10 I) 10 NT A L SIMMAKV a space which gradually fills with fluid, inviting all kinds of has absolutely no thera
. Dental to return beforefilling. The ideal root filling material is a liquid that does notshrink on itself, and also has the properties of a permanent,non-irritating germicide that will take care of any fibers thatcling to the walls or fluid that fills the tubuli, followed with ahard rubber point to force out the excess fluid. I wish to go on record as condemning chloro-percha as a rootfilling. It shrinks on itself, leaving the walls of the canals, making 762 TM 10 I) 10 NT A L SIMMAKV a space which gradually fills with fluid, inviting all kinds of has absolutely no therapeutic properties and is merely a substancefor filling canals, that does everything we dont want it to do. RESULT OF CLINIC ON TECHNIC OF PRESSUREANESTHESIA OF THE PULP, AND TREAT-MENT AND IMMEDIATE FILLINGOF CANALS. Dr. Henry Barnes Clinic at the Northern Ohio DentalAssociation followed the technic described in his article inthis issue. The tooth operated on was a left lower secondmolar containing an exposed Skiagraph taken immeiliately after operation. The skiagraph here presented was taken by Dr. E. BallardLodge, after the operation, and shows the result of the skillfulmanipulation. TREATMENT OF ABSCESSED TEETH/By J. R. Owens, D. I), S., Cleveland, Ohio. First Day—If abscess is pointed, lance. But if one, twoor three days old, treat as follows: Remove debris from cavity, syringe with antisepticsolution. Excavate until free access to root canals Syringewith hydrogen dioxid. Remove putrescent pulp and accum-ulations from root canals with fine broaches, being careful *Clinic at Northern Ohio Dental Association, June, 1908. THE DENTAL SUMMARY 763 not to go beyond the apical foramen. Cleanse canals withbarbless broaches, upon which is twisted a shred of cottoasaturated with H202. Do this thoroughly. Use aspiration, either with syringe or the patientsmouth. Medicate roots with tincture iodin, but leave themclear first day. Loosely place pellet of cotton in cavity anddismi
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