KR102586991B1 - 면역크로마토그래피 장치 - Google Patents
면역크로마토그래피 장치 Download PDFInfo
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Abstract
Description
도 2(a)는, 본 발명의 일 실시 형태인 카세트의 측면도이다. 도 2(b)는, 본 발명의 일 실시 형태인 카세트의 평면도이다. 도 2(c)는, 도 2(a)에 도시하는 카세트의 A-A선 단면도이다.
도 3(a)는, 본 발명의 일 실시 형태인 카세트로, 홈부의 덮개를 떼어낸 상태를 도시하는 사시도이다. 도 3(b)는, 도 3(a)의 카세트로, 홈부의 덮개를 장착하였을 때의 사시도이다. 도 3(c)는, 본 발명의 일 실시 형태인 카세트로, 홈부의 덮개가 검체 첨가부와 일체로 되어 있는 것으로, 당해 덮개를 떼어낸 상태를 도시하는 사시도이다. 도 3(d)는, 도 3(c)의 카세트로, 홈부의 덮개를 장착하였을 때의 사시도이다.
12: 점착 시트
13: 담체
14: 흡수체
15: 제1 부위
16: 제2 부위
17: 제3 부위
18: 컨트롤 라인
21: 베이스부
22: 커버부
23: 판정창
24: 검체 첨가부
25: 제1 관통 구멍
26: 홈부
27: 볼록부
28: 제2 관통 구멍
31: 덮개
32: 흡수성 다공질 담체
Claims (13)
- 검체액(檢體液) 중의 측정 물질을 면역크로마토그래피법으로 검출하는 테스트 스트립으로서,
(1) 상기 측정 물질과 특이적으로 결합하는 제1 항체가 다공질 담체(擔體)에 고정화되고, 검출 부위인 제1 부위,
(2) 상기 측정 물질과 특이적으로 결합하고, 상기 제1 항체와 인식 부위가 다른 표지 항체인 제2 항체가 이동 가능하도록 다공질 담체에 담지되고, 검체액의 첨가 부위인 제2 부위, 및
(3) 상기 제2 항체의 표지물과 특이적으로 결합하는 물질을 결합시킨 착색 미립자가 이동 가능하도록 다공질 담체에 담지되고, 검체액 또는 전개액의 첨가 부위인 제3 부위,
를 가지고, 상기 제1 부위와 상기 제3 부위의 사이에 상기 제2 부위가 설치되어 있고, 상기 제2 부위로부터 상기 제1 부위로, 및 상기 제3 부위로부터 상기 제1 부위로, 모세관 현상에 의한 검체액 또는 전개액의 이동이 가능한, 테스트 스트립. - 제1항에 있어서,
상기 제1 부위의 상기 제2 부위와는 반대 측의 근방에, 반응이 정상적으로 행하여진 것을 나타내는 컨트롤 라인을 더 가지는, 테스트 스트립. - 제1항 또는 제2항에 있어서,
상기 제2 부위에 있어서, 상기 제2 항체를 포함하는 부위가, 상기 검체액의 첨가 부위보다도 상기 제1 부위 쪽에 위치하는, 테스트 스트립. - 제1항 또는 제2항에 있어서,
상기 제1 부위의 상기 제2 부위와는 반대 측에, 검체액 혹은 전개액을 흡수(吸收) 또는 이동시키기 위한, 흡수체(吸水體) 또는 다공질 담체를 더 가지는, 테스트 스트립. - 제2항에 있어서,
상기 제1 부위 및 상기 컨트롤 라인의 상기 제2 부위와는 반대 측에, 검체액 혹은 전개액을 흡수 또는 이동시키기 위한, 흡수체 또는 다공질 담체를 더 가지는, 테스트 스트립. - 제1항, 제2항 및 제5항 중 어느 한 항에 있어서,
상기 제2 항체의 표지물이 비오틴이고, 상기 착색 미립자에 결합하고 있는 상기 제2 항체의 표지물과 특이적으로 결합하는 물질이, 스트렙트아비딘, 뉴트라비딘, 및 항비오틴 항체로 이루어지는 군으로부터 선택되는, 테스트 스트립. - 제6항에 있어서,
상기 스트렙트아비딘이 단백질과의 복합체인, 테스트 스트립. - 제1항, 제2항 및 제5항 중 어느 한 항에 있어서,
상기 착색 미립자가, 금속 콜로이드, 착색 라텍스, 및 착색 셀룰로오스 입자로 이루어지는 군으로부터 선택되는, 테스트 스트립. - 제1항, 제2항 및 제5항 중 어느 한 항에 있어서,
상기 제2 부위와 상기 제3 부위에 동시에, 또는 상기 제2 부위에 이어 상기 제3 부위에, 상기 검체액 혹은 전개액이 첨가되도록 이용되는 것을 특징으로 하는, 테스트 스트립. - 제1항, 제2항 및 제5항 중 어느 한 항에 기재된 테스트 스트립이,
면역크로마토그래피법으로 검체액 중의 측정 물질을 검출하는 테스트 스트립을 수납하기 위한, 상면(上面)에 판정창과 오목상(狀)의 검체 첨가부가 배치된 카세트로서, 상기 오목상의 검체 첨가부 중에 제1 관통 구멍을 가지는 볼록부를 가지고, 상기 오목상의 검체 첨가부의 상기 판정창과는 반대 측에 제2 관통 구멍을 가지고, 상기 오목상의 검체 첨가부로부터 상기 제2 관통 구멍에, 상기 볼록부의 제1 관통 구멍으로부터 누출된 첨가된 검체액의 일부를 송액(松液)하기 위한 유로를 가지는 홈부가 형성되어 있는, 카세트
에 수납되어 있는, 면역크로마토그래피 장치. - 제10항에 있어서,
상기 카세트의 상기 홈부에, 송액하기 위한 유로로서 다공질 담체를 구비하고 있고, 상기 다공질 담체의 일단(一端)이, 카세트 내에 수납되는 테스트 스트립과 상기 제2 관통 구멍을 통하여 접촉하도록 구비되어 있는, 면역크로마토그래피 장치. - 제10항에 있어서,
상기 카세트의 상기 홈부에 덮개가 더 장착되어 있는, 면역크로마토그래피 장치. - 제10항에 있어서,
상기 카세트의 판정창이 상기 테스트 스트립의 검출 부위인 제1 부위에, 상기 카세트의 제1 관통 구멍이 상기 테스트 스트립의 제2 부위에 있는 검체액의 첨가 부위에, 상기 카세트의 제2 관통 구멍이 상기 테스트 스트립의 제3 부위에 있는 검체액 또는 전개액의 첨가 부위에, 각각 대응한 위치에 배치되어 있는, 면역크로마토그래피 장치.
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