A trigger point injection is an injection that doesn't go in or around the spinal cord. It's usually presented at a specific point that's inflamed or irritated and causing pain in your back or ...

Niraj G, Collett BJ, Bone M. Ultrasound-guided trigger point injection: first description of changes visible on ultrasound scanning in the muscle containing the trigger point.

Distracting patients from an impending and painful injection with a headset that transports them to a beautiful beach, along with soothing sounds of waves, may ease the pain of trigger-point ...

ST. PETERSBURG, Fla. - Trevor Cahill received a trigger-point injection for discomfort in his upper back and the right-hander will miss at least his next start, according to A’s manager Bob Melvin.