Page 13 - Edited - Webster HEAD AND NECK - part 2-Merge PDF

HN211
HN211 THE MAXILLARY DIVISION OF THE TRIGEMINAL NERVE (CsN V)-V 2 - HN211

CONTINUED FROM HN200 SEE ALSO SHEETS

A. LATERAL VIEW
GANGLION
INFERIOR NERVE } GN V
ORBITAL V 2-MAXILLARY V 1
FISSURE DIVISION.
INFRA- (SHEETS SENSORY SENSORY:
ORBITAL NO SYNAPSE
CANAL
V 3
FORAMEN ROTUNDUM ( )
INFRA-
ORBITAL PTERYGOPALATINE GANGLION
NERVE (PARASYMPATHETIC), SYNAPTIC in
the PTERYGOPALATINE FOSSA ( ).
ZYGOMATICO-
( TO SKIN ) TEMPORAL
NERVE
-PTERYGOMAXILLARY FISSURE ( )
ALVEOLAR
BRANCHES
TO INCISOR
TEETH & SUPERIOR ALVEOLAR
LABIAL BRANCHES ON SURFACE OF
GINGIVA. MAXILLA (c.f.
MAXILLARY ARTERY,
SHEET 68): TO UPPER
TEETH & BUCCAL
GINGIVA.
IN ORDER TO ANESTHETIZE THE UPPER TEETH & GINGIVA, IT IS NECESSARY TO INJECT
LOCAL ANESTHETHETIC BY INSERTING A HYPODERMIC NEEDLE BETWEEN LIP / CHEEK &
MAXILLA TO REACH ALVEOLAR NERVES BEFORE THEY ENTER THE BONE. SEE ALSO B.,
BELOW.

B. MEDIAL VIEN, PTERYGO-PALATINE "BLOCK" (LOCAL ANESTHESIA)
FROM A&B, NOTICE
that it is possible to
anaesthetize with great
V 2
certainty one half of the
PALATE & ONE
ARCADE OF TEETH PTERYGOPALATINE
ON THE SAME SIDE, PTERYGO GANGLION.
PALATINE
by injecting local FORAMEN
anaesthetic into The ( )
PTERYGO-PALATINE (FOR PALATINE CANAL / FORAMEN, SEE
SHEETS
FOSSA. This will also INCISIVE
disable the secretomotor INCIVE NERVE (ON PALATINE NERVES IN PALATINE CANAL.
SEPTUM-)
pterygo palatine CANAL ALSO SUPPLY PALATAL GINGIVA: LOCAL
ganglian, presently ary ANAESTHETIC REQUIRED ON MEDIAL SIDE,
secretion of nasal TOO: THIS IS ALSO TRUE FOR THE INCISIVE
NERVE. INJECTIONS ON THE PALATAL SIDE
muncus, and of all ARE PARTICULARLY UNPLEASANT ∵ THE
saliva except That PALATAL MUCOSA IS VERY FIRMLY BOUND
produced by the parotid TO THE UNDERLYING BONE.
salivary glows & minor
salivaan glass of the
palate ( ).

PTERYGO PALATINE BLOCK is rarely used in the U.K.- but quite frequently in other countries.

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