Try This Technique to Help Relieve Ulnar Nerve Entrapment 👉 Ulnar nerve entrapment, also known as cubital tunnel syndrome, involves compression or irritation of the ulnar nerve at the elbow. 👉 The flexor carpi ulnaris muscle, located on the inner side of the forearm, plays a significant role in ulnar nerve entrapment. 👉 Tightness and trigger points in the flexor carpi ulnaris muscle can worsen the compression on the ulnar nerve. Ulnar nerve entrapment, also known as cubital tunnel syndrome, i