Abstract: A back aligner device includes an elastic body of material having on one surface thereof a shape approximately complementary to posterior surfaces of a plurality of human vertebrae in a desired alignment, and having an another surface thereof a mounting structure capable of holding the article in a desired position. A kit of back aligners, from which one with a suitable profile is selected is also provided. A method aligning plural vertebrae in a human having need thereof, comprises: providing an elastic support having a surface shape complementary to a plurality of aligned vertebrae; relaxing spinal muscles adjacent the plural vertebrae to be aligned; and pressing the spine against the elastic support so as to align the spine.

Abstract: A catheter comprises a catheter body having a wall defining a lumen therein and having plural holes defined through the wall in a pattern which prevents loculation, migration and blockage of a fluid flow through the lumen, the catheter body having a tissue-puncture resistant shape; and a port having a reservoir capable of multiple needle accesses. The catheter is useful for draining fluids from a patient's body cavity, for example the peritoneal cavity.