The Sta System utilizes a computer controlled local anesthesia delivery systyem to enhance the injection process for both the dentist and the patient. Audio and visual confirmations make injections more accurate and less stressful. Utilizing this technology makes the the injection more acurate and less painful. Patients are amazed with how painless the injections are and how they are able to return to their routine without unnessary numbness. We often hear patients say "It's the best shot I ever had."