stretcher

noun

1. a person or thing that stretches; specif.,
   1. a brace or tie used to extend or support a framework; crosspiece
   2. a brick or stone laid lengthwise in a wall
   3. any of several framelike devices used for stretching and shaping cloth, garments, curtains, etc.
2. 1. a light frame covered with canvas, etc. and used for carrying the sick, injured, or dead; litter
   2. any similar device, as a wheeled cot used in ambulances