{HEAD ~ The present invention} generally relates to {TAIL ~ a flexible endoscopic surgical port} and, more particularly, to a trocar tube or cannula made partially or entirely of flexible material which can be inserted into a body wall at an intercostal location to provide a flexible surgical port for the insertion and manipulation of endoscopic surgical instruments within the thoracic cavity 
generally relates to
{ HEAD ~ The present invention } generally relates to { TAIL ~ a flexible endoscopic surgical port } and , more particularly , to a trocar tube or cannula made partially or entirely of flexible material which can be inserted into a body wall at an intercostal location to provide a flexible surgical port for the insertion and manipulation of endoscopic surgical instruments within the thoracic cavity
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