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  Indian J Med Microbiol
 

Figure 1: Series of radiographs showing placement of the barrier material and mineral trioxide aggregate. (a) Pre-operative radiograph showing remnants of calcium hydroxide paste; (b) 140 no. K-file placed to working length; (c) System of needles used as a carrier for placement of the barrier material and mineral trioxide aggregate; (d) Barrier material in place in area of the bony lesion; (e)   Mineral trioxide aggregate compacted against the barrier material; (f) Backfill performed using thermoplasticized Gutta-percha in the next appointment; (g) Completed coronal restoration

Figure 1: Series of radiographs showing placement of the barrier material and mineral trioxide aggregate. (a) Pre-operative radiograph showing remnants of calcium hydroxide paste; (b) 140 no. K-file placed to working length; (c) System of needles used as a carrier for placement of the barrier material and mineral trioxide aggregate; (d) Barrier material in place in area of the bony lesion; (e)   Mineral trioxide aggregate compacted against the barrier material; (f) Backfill performed using thermoplasticized Gutta-percha in the next appointment; (g) Completed coronal restoration