PURPOSE: A colostomy bag apparatus is provided to have an effect which enables patients whose wearing the apparatus to freely wear pants.CONSTITUTION: An colostomy bag apparatus comprises an adhesion plate bundle(1) and a bag apparatus(2) installed at the adhesion plate bundle. The adhesion plate bundle comprises an adhesion plate(11) in which an adhesive layer is formed at the back side, a perforation part(12) installed at the central part of the adhesion plate, and a bonding unit(13) installed at the circumference of surface of the perforation part. The bag apparatus comprises an outer connecting unit bundle(21) connected to a bonding unit, a belt hook(22) which is installed to be protruded from the circumference of the outer connecting unit bundle in a wing shape, and a bag(23) installed at the outside of the outer connecting unit bundle. The colostomy bag apparatus includes a cover(3) combined to the outer connecting unit bundle.COPYRIGHT KIPO 2013본 발명은 장루주머니장치에 관한 것으로, 종래의 장루주머니장치는, 바지고정벨트가 장루주머니의 통공부를 눌러 폐색할 염려가 있었던 바, 본 발명은 장루주머니의 통공부 외측에 커버를 구비한 장루주머니장치를 제공하여 바지를 착용하고 허리벨트를 사용하더라도 허리벨트가 통공부를 폐색시키지 아니하며, 나아가 커버와 장루주머니의 결합구조를 단순히 구성시켜 제조 및 사용을 편리하게 하는 것임.