Discrimination Weights Test from Lafayette Instrument
Discrimination weight testing is used to test the sensitivity of a patient to several weights relative to a standard. The procedure (included with the instruction manual) used with this discrimination weights test discourages habituation by the subject.
The discrimination weights test can be used with a fingertip grip to measure perception of pressure sensitivity. The discrimination weights consist of two series of 24 weights. The light series weighs from 75 to 125 grams; the heavy series weighs from 175 to 225 grams. They are unbreakable and identical in color, size and texture.