A DEVICE FOR DETERMINING THE PAIN SENSATION OF THE SKIN OF A PATIENT

摘要

A device for determining the pain sensation of the skin of a patient compel sing a housing, a plunger disposed within and extending beyond one end of said housing, a passage provided at the opposite end of said housing, a pin extending within said passage and capable of extending beyond said housing, a spring accommodated within said housing and between said plunger and pin.