Canal

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CANAL. A trench dug for leading water in a particular direction, and confining it.
     2. Public canals are generally protected by the law which authorizes their being made. Various points have arisen under numerous laws authorizing the construction of canals, which have been decided in cases reported in 1 Yeates, 430; 1 Binn. 70; 1 Pennsyl. 462; 2 Pennsyl. 517; 7 Mass. 169; 1 Sumu. 46; 20 Johns. 103, 735; 2 Johns. 283; 7 John. Ch. 315; 1 Wend. 474; 5 Wend. 166; 8 Wend. 469; 4 Wend. 667; 6 Cowen, 698; 7 Cowen, 526 4 Hamm. 253; 5 Hamm. 141, 391; 6 Hamm. 126; 1 N. H. Rep. 339; See River.

References in periodicals archive ?
Caption: Figure 2: (a) shows insertion of needle bent at a 45[degrees] angle through greater palatine foramen into greater palatine canal. (b) shows the needle tip (circle) as it projects out of the greater palatine canal into pterygopalatine fossa.
The anaesthetic technique as used in the maxillary nerve via the greater palatine canal is widely accepted in odontostomatology (Seltsam; Slavkin et al.; Moiseiwitsch & Irvine; Methathrathip et al., 2005; Apinhasmit et al.; Douglas & Wormald).
As we used a life-sized maxillary dental cast, all the training processes were carried out with reliable anatomical relationships and surgical movements (i.e., incision, dissection, flaps, and sutures), and individuals can be trained using important referential anatomical points (e.g., Ernst's space, pterygoid hamulus, palatine canals, and palatine vessel localizations).