Carpal Tunnel Relief via Saline Hydrodissection

Recent clinical research published in Radiology demonstrates that ultrasound-guided nerve hydrodissection using normal saline provides long-term relief for patients suffering from refractory carpal tunnel syndrome. The procedure effectively frees the median nerve from surrounding tissue adhesions without requiring hospitalization, anesthesia, or costly pharmacological interventions. The study investigated 63 patients divided into three distinct groups comparing normal saline hydrodissection, saline combined with corticosteroids, and corticosteroids alone over a six-month follow-up period. Results confirmed that while all treatments yielded initial improvements, patients receiving saline hydrodissection experienced sustained symptom relief and significantly greater reduction in nerve swelling. The fundamental mechanism involves precise mechanical dissection using fluid injection to alleviate compression on the median nerve within the narrow carpal tunnel passage. This approach successfully addresses chronic numbness, tingling, and weakness while avoiding the adverse risks associated with repeated corticosteroid injections such as tendon weakening and skin thinning. Healthcare practitioners can utilize this 15-minute minimally invasive procedure as a safe, low-cost therapeutic option for patients with mild to moderate carpal tunnel syndrome. Implementing routine ultrasound-guided saline hydrodissection can effectively defer or entirely eliminate the need for invasive surgical interventions while allowing rapid patient recovery.