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Touch-Test® Two-Point Discriminator Two rotating, plastic disks joined together to test static and moving 2-point discrimination of fingers, toes, or sensory flaps. Touch-Test Two Point Discriminator is ideal for testing following nerve repair, grafts and innervated tissue transfer for desensitization, or to determine the level of impairment. Rounded tips are spaced at standard testing intervals from 1mm to 15mm apart. A 20mm and 25mm spacing also are given. One disk setting tests from 1mm to 8mm, and the other setting tests from 9mm to 15mm. To change settings, just rotate the top disk until it clicks in place. Touch-Test Two-Point Discriminator is easy to read and use. Ideal for the home care therapist and patient home use. Instructions are included. Patent pending.