CPT® Code 0316T

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Vagus nerve blocking (VBLOC) therapy is a medical procedure designed to assist in the treatment of morbid obesity. The vagus nerve, also known as the pneumogastric nerve or cranial nerve X, originates from the brainstem and consists of two branches that extend along the esophagus, bronchi, and major blood vessels, passing through the diaphragm and terminating in the upper part of the stomach. This nerve plays a crucial role in the regulation of hunger and satiety by transmitting signals between the stomach and the brain. In VBLOC therapy, a specialized technique is employed where an intermittent, high-frequency, low-energy electrical stimulus is applied to block the nerve impulses that communicate hunger signals from the stomach and pancreas to the brain. This interruption aims to reduce the sensation of hunger, thereby assisting patients in managing their weight. The procedure involves the replacement of the pulse generator, which is a key component of the VBLOC system, ensuring that the therapy continues to function effectively. The process requires careful surgical intervention, including the establishment of a pneumoperitoneum and the use of laparoscopic techniques to access the necessary anatomical structures while minimizing patient recovery time and surgical complications.