Immediate Implant in Posterior Mandible Region

Immediate Implant Placement Using Xenograft as Space Filling Material Mixed With Platelet-Rich Fibrin (PRF) Versus Hyaluronic Acid in Posterior Mandible Region

This study aims to evaluate implant stability and Width bone after placement of immediate implant and Xenograft mixed with Hyaluronic acid or with Platelet-Rich Fibrin (PRF) at posterior mandible region

Inclusion Criteria:

• • Age ≥ 18 years.

  • Both sexes.
  • Cooperative and likely to maintain good dental health.
  • Recent extraction multi roots.
  • There is a bone between (2 or 3) mm at lest from the apex of the root.

Exclusion Criteria:

• • Patients who had undergone previous extraction of all badly decayed teeth .

  • Implant placement in both healed bone and at the extraction sites in the same procedure.
  • Presence of any local or systemic factors that might contraindicate oral surgery.
  • Poor oral hygiene.
  • Conditions that complicate wound healing such as uncontrolled diabetes, smoking (10 cigarettes a day), pregnancy, a history of drug or alcohol abuse, and an inability or unwillingness to return for follow-ups after occlusal loading.