양방향 유량 조절 안전 밸브를 구비한 체내 이식형 약물 주입 장치 및 이를 이용한 시스템 (IMPLANTABLE DRUG INFUSION DEVICE WITH BIDIRECTIONAL FLOW CONTROL SAFETY VALVE AND SYSTEM USING THE SAME)

판매 대리인 : 기율특허

전화번호 : 02-782-1004

메일주소 : kiyul@kiyul.co.kr

영문 원어  : The present invention relates to an implantable drug infusion device with a bidirectional flow control safety valve, which aims to control fast movement of drugs inside a system due to excessive pressure change by external factors, and to a system using the same, wherein an implantable drug infusion pump with an electronic osmotic pump delivering the drugs in a drug storage part through a discharge port, comprises: a first body provided in a first flow path between the drug storage part and the drug infusion pump; a first ball type valve disposed inside the first body and opening/closing the first flow path; and a first elastic member which applies elastic force in both directions of the first ball type valve, wherein the first ball valve blocks the first flow path when a hydraulic pressure difference between the drug storage part and the drug infusion pump exceeds a set pressure.