EMI Stainless Steel Deluxe Quality Wartenberg Pinwheel 7.5 in from Elite Medical Instruments

The Elite Medical Instruments Wartenberg Pinwheel. The Wartenberg pinwheel or Wartenberg neuro wheel, is a medical device for neurological testing. Used to test nerve reactions (sensitivity) as it rolled systematically across the skin. Made of stainless steel with a handle of approximately seven inches in length. The wheel, which has evenly-spaced radiating sharp pins, rotates as it is rolled across.