. Local and regional anesthesia : with chapters on spinal, epidural, paravertebral, and parasacral analgesia, and on other applications of local and regional anesthesia to the surgery of the eye, ear, nose and throat, and to dental practice. Fig. 150.—Resulting area of,anesthesia after blocking both infra-orbital nerves at infra-foramen. (Braun.) to progressively anesthetize the deeper parts of the nerve as they arereached bv the needle; \ dram of solution used in this way will often 49 2 LOCAL ANESTHESIA flow back into the canal for some distance and anesthetize the nervefar beyond the field
. Local and regional anesthesia : with chapters on spinal, epidural, paravertebral, and parasacral analgesia, and on other applications of local and regional anesthesia to the surgery of the eye, ear, nose and throat, and to dental practice. Fig. 150.—Resulting area of,anesthesia after blocking both infra-orbital nerves at infra-foramen. (Braun.) to progressively anesthetize the deeper parts of the nerve as they arereached bv the needle; \ dram of solution used in this way will often 49 2 LOCAL ANESTHESIA flow back into the canal for some distance and anesthetize the nervefar beyond the field of operation. After anesthetizing in this way, thebony opening to the canal can be enlarged and the nerve reached fur-ther back and excised; divulsion may also be practiced in a limitedway, but this method of anesthesia is not suited to severe tractionupon the Infraorbital nn Post, sup. denial nn. Post. sup. dental nn. Molars. Incisors and Bicuspids Middle superior dental Fig. 160.—Areas of nerve supply of maxilla. Oblique shading: anterior superior dentalnerves (incisor and canine region). Horizontal shading: middle superior dental nerve(bicuspid region); vertical shading: posterior superior dental nerves (molar region).(After Fischer.) While neuralgias in general, but especially facial neuralgia, wereamong the first conditions for which cocain was used, its employmentin this way being almost as old as the discovery of cocain, neverthe-less there have occurred apparent cures from its use alone; it would,therefore, seem not inadvisable to bear it in mind, as the single injec- THE HEAD, SCALP, CRANIUM, BRAIN, AND FACE Nasopalatine notch 493 Anastomosis between anterior^_ ffpatatine and nasopalatine Anterior palatine n. —
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanesthe, bookyear1914
