[Radio frequency puncture needle] radio frequency puncture needle RF canuula (Registration Number: gxzz 20173157075) is imported from inomed, also known as radio frequency trocar, radio frequency thermal coagulation trocar and radio frequency thermal coagulation electrode trocar. Radiofrequency puncture needle is a disposable sterile product. The perfect combination of radio frequency puncture needle and Beiqi radio frequency thermocoagulation electrode realizes the accurate control of temperature. The sharp needle tip brings minimal puncture pain to patients. The zero thickness transition between the exposed end of radio frequency thermocoagulation trocar and the insulating layer brings lubrication and accurate hand feeling to puncture, which makes the puncture faster and more accurate, reduces the discomfort of patients, and improves the accuracy and safety of operation（ (detailed)