PURPOSE: A root cap battery charger is provided, which can prevent a patient from being burnt by an implantation part in the surgical operation. CONSTITUTION: A root cap battery charger comprises: a charger main body(11) in which a heating portion is equipped in order to heat gutta-percha； an implantation part which charges gutta-percha into the root cap of the operation subject and in which a connecting part fixed to and coupled with the charger base is formed； and a sleeve part(31) which has a tube type in which a part of the implantation part is received and is made of insulation and flexible material. The sleeve part is formed into the silicon material.화상 위험이 없고 열효율을 향상시킨 근관 치료용 구타페르카 충전기가 개시된다. 근관 충전기는, 구타페르카를 가열하기 위한 가열부가 구비된 충전기 본체, 상기 충전기 본체에 체결되는 체결부가 형성되고 시술 대상자의 근관에 상기 구타페르카를 충전시키는 주입부 및 상기 주입부의 일부가 수용되는 튜브 형태를 갖고, 단열 및 연성 재질로 형성된 슬리브부를 포함하여 구성된다.
