Dentistry

Root Canal Obturation Techniques

Root Canal Obturation Techniques

Trial filling

Satisfactory trial filling

• Master points should be insert up to the working length
• Tug-back action should be felt

At the working length

• No tug-back action
• Go for larger point

Tug back action

• Before the working length
• Enlarge the canal using master file

Which canal is ready for obturation

1. Absence of pain
2. Absence of Swelling
3. Absence of persistence exudates in the canal
4. Thoroughly debrided root canal system
5. Adequate time to complete the procedure

Completion of procedure on same day

1. Immediately after the preparation canal system is cleaner than any other time and Clinician is more familiar with canal system
2. Temporary restoration leakage and Potential recontamination is minimum
3. Less opportunity to fracture because definitive restoration can be placed earlier
4. Financial and time saving
5. Patient who need antibiotic cover are particularly beneficial

Root Canal Obturation Techniques

Aims and objectives of obturation

  1. To established barrier to passage of micro-organisms from the oral cavity to the radicular tissue
  2. To entomb and isolate any micro-organisms organisms that may survive the cleaning and shaping process
  3. To prevent leakage into the canal system of potential nutrients that would support the microbial growth
  4. To reduce the risk of bacterial movement or fluid percolation in to the canal system space from the gingival sulcus or periodontal pockets. Read More in the Attached Lecture

Root Canal Obturation Techniques ppt