Block

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Block

A segment of a town or city surrounded by streets and avenues on at least three sides and usually occupied by buildings, though it may be composed solely of vacant lots. The section of a city enclosed by streets that is described by a map which indicates how a portion of land will be subdivided.

West's Encyclopedia of American Law, edition 2. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Single injection paravertebral block before general anesthesia enhances analgesia after breast cancer surgery with and without associated lymph node biopsy.
Eamon Coveney et al [1] in 1998 in a case series of 156 patients showed that paravertebral block can be used to perform major operations for breast cancer with minimal complications and a low rate of conversion to general anesthesia.
New York School of Regional Anaesthesia 1996, 2006 Thoracic Paravertebral Block http://nysora.com/techniques/thoracic_paravertebral_block [Accessed 19 September 2008]
In a study of 41 patients undergoing breast-conserving therapy who were randomized to receive either paravertebral block or general anesthesia, Dr.
Paravertebral block offers a less invasive operative approach to breast cancer, one that places increased emphasis on quality of life, Christina Weltz, M.D., said at a breast cancer symposium sponsored by the Cancer Therapy and Research Center.
Carlsson, "Thoracic paravertebral block for breast cancer surgery: a randomized double-blind study," Anesthesia and Analgesia, vol.
Sessler et al., "Improving analgesic efficacy and safety of thoracic paravertebral block for breast surgery: a mixed-effects meta-analysis," Pain Physician, vol.
By this concept, we have carried out this study to compare paravertebral block and thoracic epidural block in thoracotomy patients.
Thoracic paravertebral block is an effective regional analgesic technique for thoracic and abdominal surgery.