Introduction Historical perspective Causes of tooth fracture Treatment planning Post systems Evidence based practice Principles of tooth preparation Core Corono-radicular restoration Restoration of resected root Over dentures Conclusion Metal pivot retention similar to Richman’s Crown Dental Physiology and Surgery, written by Sir John Tomes in 1849. Tomes’s post length and diameter conform closely to today’s principles in fabricating posts minimal efforts to clean, shape, and obturate Wooden post associated with swelling &pain. But allowed escape of “morbid humors.”
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