Regional Anesthesia OS

Applying topical anesthesia on the mucosal surface to anesthesize the mucosa

• Topical

• Infiltration

• Field Block

• Nerve Block

Injecting small amount of anesthetic solution into the mucosa to achieve hemostasis

• Topical

• Infiltration

• Field Block

• Nerve Block

Also called as supraperiosteal injection

• Topical

• Infiltration

• Field Block

• Nerve Block

Landmark tooth for the PSAN Block

• Maxillary 2nd premolar

• Maxillary 2nd molar

• Maxillary 1st molar

• Maxillary 3rd molar

Landmark tooth for the MSAN Block

• Maxillary 2nd premolar

• Maxillary 1st premolar

• Maxillary canine

• Maxillary 1st molar

Landmark tooth for the ASAN Block

• Maxillary 2nd premolar

• Maxillary 1st premolar

• Maxillary canine

• Maxillary 1st molar

Landmark tooth for the Infraorbital Nerve Block

• Maxillary 2nd premolar

• Maxillary 1st premolar

• Maxillary canine

• Maxillary 1st molar

Landmark tooth for the Infraorbital Nerve Block

• Maxillary 2nd premolar

• Maxillary 1st premolar

• Maxillary canine

• Maxillary 1st molar

Areas anesthetized by the Infraorbital Nerve Block, except:

• Mesiobuccal root of upper 1st molar

• Maxillary canine

• Maxillary 1st premolar

• Palatal mucosa of anterior incisors

• Facial gingival area of maxillary premolars and anterior teeth

Soft tissue landmark for the Nasopalatine Nerve Block

• Coronoid notch

• Canine eminence

• Incisive papilla

• Palatal to the 2nd molar