FNA needles are disposable needles used for thyroid nodule biopsy. They assist in diagnosing thyroid cancers and benign lesions. Used in endocrinology and pathology departments. Designed for minimal tissue trauma. Provide adequate cellular samples for cytology. Used under ultrasound guidance. Single-use to ensure sterility. Essential for thyroid disorder evaluation. Helps avoid unnecessary surgeries. A critical endocrine procedural disposable.