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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 ?
Laminectomy: This procedure enlarges the spinal column when there is spinal stenosis present by removing the lamina, the back side of the spinal canal that forms the roof over the spinal cord.
This is where the brain drops slightly and presses into the spinal canal, causing all sorts of neurological problems.
A herniated disc is more likely to cause pain than a bulging disc because it's more likely to come into contact with the nerves in the spinal canal.
Radiological assessment revealed a 40.7% increase in the mean and anteroposteriordiameter of the spinal canal at the level of the target lesion.
Warriors forward Macauley Davies, 22, has been forced to quit due to a condition that causes the lower part of his brain to push into his spinal canal. He said: "My health and life are more important than continuing to play."
Scans revealed the 22-year-old has chiari alformation, a condition where the lower part of the brain pushes down into the spinal canal.
It was then discovered he has Chiari Malformation, whereby the lower part of the brain pushes into the spinal canal.
Scans revealed the 22-year-old has Chiari Malformation, a condition where the lower part of the brain pushes down into the spinal canal.
In spinal stenosis, the spinal canal becomes narrow and the open spaces between the vertebrae may start to get smaller.
Conclusions: FJI has relatively a lower risk and is simpler in terms of techniques than other interventional treatments performed within the spinal canal. Therefore, FJI may be another interventional treatment option in patients with pain by LSS.
Abigail Holvey, 16, put her headaches and sickness down to the stress of her exams but an MRI scan revealed that part of her brain was expanding into her spinal canal.
(3) It is described as air in the spinal canal and can be divided into internal, intradural, or external pneumorrhachis.