The Berliner Hammer, also known as the Berliner Percussion Hammer, is a specialized medical instrument primarily used in neurological examinations to assess reflexes and nerve responses. Named after its city of origin, Berlin, this hammer features a distinctive design with a pointed tip for eliciting precise reflex responses. The triangular-shaped head, often made of rubber or synthetic materials, provides a versatile tool for testing various reflex points on the body. Neurologists and healthcare professionals commonly use the Berliner Hammer to evaluate deep tendon reflexes, helping diagnose neurological conditions and assess nerve functionality. The precision and efficiency of the Berliner Hammer make it a valuable instrument in the neurological examination toolkit, contributing to accurate diagnoses and patient care.