Injection骨膜下注射ppt课件.pptVIP

Subperiosteal Injection ;Technique ;Infiltration-subperiosteal injection in anterior maxilla-the position of the point of the needle is at an angle of 90° to the long axis of the tooth and the alveolar bone as seen from the side.;Advantages ;Disadvantages ;Intraligament (Periodontal or Peridental) Injection ;Technique ;Intrapulpal Anesthesia ;Intraosseous Injection Technique ;Technique ;Intraseptal Anesthesia ;Local Infiltration of the Palate ;Nerves anesthetised: Terminal branches of greater palatine and nasopalatine nerves. Areas anesthetised: Soft tissues and bony hard palate in the vicinity of the injection. Indications: Anesthesia in a small area of injection. Hemostasis in the area of surgery. Contraindications: Presence of acute inflammation or infection at the site of surgery. Provides a small area of anesthesia. ; Technique ;The needle is inserted into the tissues from the opposite side at an angle of 45° to the bony surface of the palate. ;Complications ;Field Block ;;Difference between Field Block and Nerve Block ;Indications Contraindications ;Technique