KR20240134243A - 산소 감소 1회용 키트, 장치 및 이의 사용 방법 - Google Patents
산소 감소 1회용 키트, 장치 및 이의 사용 방법 Download PDFInfo
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- KR20240134243A KR20240134243A KR1020247028779A KR20247028779A KR20240134243A KR 20240134243 A KR20240134243 A KR 20240134243A KR 1020247028779 A KR1020247028779 A KR 1020247028779A KR 20247028779 A KR20247028779 A KR 20247028779A KR 20240134243 A KR20240134243 A KR 20240134243A
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Abstract
Description
도 1a 내지 1c는 2개의 구획이 나란히 배열된 본 개시내용에 따르는 산소 소모 장치의 본보기 구현예를 예시하고 있다.
도 2a 및 2b는 3개의 구획이 나란히 배열된 본 개시내용에 따르는 산소 소모 장치의 본보기 구현예를 예시하고 있다.
도 3a 및 3b는 본 개시내용에 따르는 혐기성 저장 백의 본보기 구현예를 예시하고 있다.
도 4a 및 4b는 각각 2개 또는 3개의 구획이 있는 혈액 소모 장치, 및 본 개시내용에 따르는 혐기성 저장 백을 갖는 산소 감소 1회용 저장 시스템의 본보기 구현예를 예시하고 있다.
도 5는 본 개시내용의 방법에 따르는 본보기 산소 소모 장치의 sO2 감소 그래프이다.
도 6a 및 6b는 본 개시내용에 따르는 혐기성 저장 백의 본보기 구현예를 예시하고 있다.
도 7은 본 개시내용에 따르는 2-단계 공정으로 막(113, 114)을 결합하는 타이층(105)의 본보기 구현예를 예시하고 있다.
도 8a 및 8b는 본 개시내용에 따라 결합제 메시118와 공압출되고 막(113, 114)에 결합되는 내부 메시(117)를 포함하는 스페이서(110)의 본보기 구현예를 예시하고 있다.
도 9a 및 9b는 막(113, 114)(9a)을 결합하는 타이층(105) 및 씨일(108)을 제공하는 막(113, 114)에 적용된 타이층(105)을 가지며, 이때 타이층(105)은 본 개시내용에 따라 거리109(9b)만큼 씨일(108)을 지나 연장되는, 혐기성 저장 백의 본보기 구현예를 예시하고 있다.
도 10a 내지 10d는 본 개시내용에 따르는 기하학적 특징(121)을 갖고, 도 10c 및 10d에 제시된 바와 같이 혼합 구조(109)를 추가로 포함하는 타이층(105)의 본보기 구현예를 예시하고 있다.
도 11은 스페이서(110), 타이층(105), 및 본 개시내용에 따르는 기하학적 특징(121)을 갖는 접이식 혈액 용기의 본보기 구현예를 예시하고 있다.
도 12는 본 개시내용의 방법에 따르는 본보기 산소 소모 장치의 sO2 감소 그래프이다.
도 13은 본 개시내용의 방법에 따르는, 다양한 혈액 용적을 갖는 본보기 내부 접이식 혈액 용기(102)의 sO2 감소 그래프이다.
도 14는 본 개시내용의 방법에 따르는 본보기 산소 소모 장치의 sO2 감소 그래프이다.
도 15는 본 개시내용의 방법에 따라 상이한 표면적을 갖는 본보기 산소 소모 장치의 sO2 감소 그래프이다.
도 16은 본 개시내용에 따르는 본보기 산소 소모 장치에서 sO2 감소에 대한 스페이서(110)의 효과를 나타내는 그래프이다.
Claims (108)
- 다음을 포함하는 혐기성 저장 전 혈액으로부터 산소를 소모시키기 위한 산소 소모 장치(10):
산소에 대해 실질적으로 불투과성인 외부 저장소(101);
산소에 대해 투과성인 하나 이상의 챔버를 포함하는 내부 접이식(collapsible) 혈액 용기(102); 및
상기 외부 저장소(101) 내에 위치한 산소 흡착제(103). - 청구항 1에 있어서, 상기 산소 소모 및 산소 소모 장치(10)에 수집된 산소화 혈액이 적어도 -1.28 x 10-2 min-1의 속도로 소모되는, 산소 소모 장치(10).
- 청구항 1에 있어서, 상기 내부 혈액 혼화성 백(102)이 소모를 위해 혈액으로 채워지고 상기 외부 저장소(101) 내에 동봉된 경우, 적어도 4.48 센티미터2/밀리리터 (cm2/ml)의 용적에 대한 표면적 비를 갖는, 산소 소모 장치(10).
- 청구항 1에 있어서, 상기 혈액 혼화성 백(102)이 적어도 약 25 Barrer의 산소 투과성(permeability to oxygen)을 갖는 소재를 포함하는, 산소 소모 장치(10).
- 청구항 1에 있어서, 상기 산소 소모 장치(10)가 상기 혈액 혼화성 백(102)및 산소에 대해 실질적으로 불투과성인 상기 외부 저장소(101)에 의해 한정된 상부 공간을 추가로 포함하며, 여기에 상기 산소 흡착제(103)가 배치되는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 접이식 혈액 용기(102)가 20 마이크로미터 (μm), 30 μm, 50 μm, 76 μm, 및 120 μm로 이루어진 군으로부터 선택된 두께를 갖는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 접이식 혈액 용기(102)가 약 0.05 마이크로미터(μm) 내지 약 1.5 μm 범위인 기공 크기를 갖는 폴리비닐리덴 플루오라이드 (PVDF)를 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 접이식 혈액 용기(102)가 취입 성형 또는 인서트(insert) 성형에 의해 제조되는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 외부 저장소(101)와 상기 내부 접이식 혈액 용기(102) 사이에 산소 지시계(206)를 추가로 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 용적이 10 내지 1000 ml인 상부 공간을 추가로 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 다음을 추가로 포함하는 산소 소모 장치:
튜브(301) 및 결합(302)을 포함하는 상기 외부 저장소(101)를 통해 통과되는 적어도 1개의 주입구/배출구(30) (이때 상기 튜브(301) 및 상기 결합(302)은 산소에 대해 실질적으로 불투과성이고, 상기 주입구/배출구(30)는 상기 접이식 용기(102)와 유체 교환된다). - 청구항 11에 있어서, 상기 주입구/배출구(30)가 포트(303)를 추가로 포함하는, 산소 소모 장치.
- 청구항 2에 있어서, 상기 용적에 대한 표면적 비가 적어도 4.48 cm2/ml, 5 cm2//ml 또는 적어도 5.5 cm2//ml인, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 그 안에 함유된 혈액이 두께가 1 cm 미만인 층을 형성할 수 있도록 설계되는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 약 15 μm 내지 약 200 μm 범위의 두께를 갖는 실리콘을 포함하는, 산소 소모 장치.
- 청구항 15에 있어서, 상기 두께가 20 μm (μm), 30 μm, 50 μm, 76 μm, 및 120 μm로 이루어진 군으로부터 선택되는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 원통형인, 산소 소모 장치.
- 청구항 1에 있어서, 상기 외부 저장소(101)에 동봉된 스페이서 소재(110)을 추가로 포함하는, 산소 소모 장치.
- 청구항 18에 있어서, 상기 스페이서 소재(110)이 메시(mesh)인, 산소 소모 장치.
- 청구항 19에 있어서, 상기 메시(110)가 성형 매트, 직조 매트, 부직 매트, 스트랜드 베일(strand veil) 및 스트랜드 매트로 이루어진 군으로부터 선택되는, 산소 소모 장치.
- 청구항 19에 있어서, 상기 메시(110)가 0.75 mm2보다 큰 면적을 갖는 적어도 1개의 격자111를 포함하는, 산소 소모 장치.
- 청구항 21에 있어서, 상기 격자 공간이 상기 메시(110) 면적의 적어도 30%를 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 하나 이상의 배플(baffle)을 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기가 150˚ 보다 큰 접촉각을 갖는 소수성 소재 또는 90˚ 보다 큰 접촉각을 갖는 소수성 소재를 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 적어도 약 25 Barrer의 산소 투과성을 갖는 소재를 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용기(102)가 기공 크기가 약 0.05 μm 내지 약 1.5 μm의 범위인 폴리비닐리덴 플루오라이드(PVDF) 미세다공성 막을 포함하는, 산소 소모 장치.
- 청구항 26에 있어서, 상기 내부 접이식 혈액 용기(102)가 표면에 투명한 창(112)을 추가로 포함하는, 산소 소모 장치.
- 청구항 26에 있어서, 상기 PVDF 미세다공성 막이 0.1 μm, 0.22 μm, 및 1.0 μm으로 이루어진 군으로부터 선택되는 기공 크기를 갖는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 산소 흡착제(103)가 적어도 1 g의 총 질량을 갖는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 산소 흡착제(103)가 이산화탄소 흡착제를 추가로 포함하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 산소 흡착제(103)가 상기 내부 접이식 혈액 용기(102)의 외부에 위치하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 산소 흡착제(103)가 상기 내부 접이식 혈액 용기(102)의 내부에 위치하는, 산소 소모 장치.
- 청구항 1에 있어서, 상기 내부 접이식 혈액 용액(102)가 산소에 대해 투과성인 적어도 2개의 챔버를 포함하며, 상기 챔버는 유체 교환되는, 산소 소모 장치.
- 청구항 33에 있어서, 산소에 대해 투과성인 상기 적어도 2개의 챔버가 상기 외부 저장소(101) 내에 스택킹(stacked)되는, 산소 소모 장치.
- 청구항 33에 있어서, 산소에 대해 투과성인 상기 적어도 2개의 챔버가 상기 외부 저장소(101) 내에 나란히 배열되는, 산소 소모 장치.
- 청구항 33에 있어서, 상기 내부 접이식 혈액 용기(102)가 산소에 대해 투과성인 2 내지 8개의 챔버를 포함하며, 상기 챔버는 유체 교환되는, 산소 소모 장치.
- 청구항 36에 있어서, 상기 2 내지 8개의 챔버가 상기 외부 저장소 내에 나란히 배열되는, 산소 소모 장치.
- 청구항 34에 있어서, 상기 적어도 1개의 흡착제(103)가 상기 내부 접이식 혈액 용기(102)의 상기 스택킹된 챔버 사이에 위치하는, 산소 소모 장치.
- 하기 단계를 포함하는 저장용 혈액의 제조 방법:
다음을 포함하는 산소 소모 장치(10)를 제공하는 단계:
산소에 대해 실질적으로 불투과성인 외부 저장소(101);
상기 외부 저장소 내에 동봉된 내부 접이식 혈액 용기(102); 및
상기 외부 저장소(101)와 내부 혈액 혼화성 혈액 용기(102) 사이에 위치한 산소 흡착제(103),
상기 혈액을 상기 산소 소모 장치(10)의 상기 내부 접이식 혈액 용기(102)로 유동시키는 단계, 및
20% 미만의 산소 포화도를 갖는 산소-감소된 혈액을 제공하는 단계. - 청구항 39에 있어서, 상기 혈액이 전혈, 충전 적혈구(pRBC), 백혈구 감소된 충전 적혈구(LRpRBC), 혈소판 감소된 충전 적혈구, 혈장 및 혈소판으로 이루어진 군으로부터 선택되는, 방법.
- 청구항 40에 있어서, 상기 산소-감소된 혈액이 10% 미만의 산소 포화도를 갖는, 방법.
- 청구항 40에 있어서, 상기 산소-감소된 혈액이 5% 미만의 산소 포화도를 갖는, 방법.
- 청구항 40에 있어서, 상기 산소-감소된 혈액이 3% 미만의 산소 포화도를 갖는, 방법.
- 청구항 40에 있어서, 상기 혈액이 전혈이고, 상기 내부 접이식 혈액 용기(102)는 항응고제를 추가로 포함하는, 방법.
- 청구항 44에 있어서, 상기 전혈의 온도가 약 37 ℃인, 방법.
- 청구항 44에 있어서, 상기 전혈의 온도가 약 25 ℃인, 방법.
- 청구항 40에 있어서, 상기 혈액이 백혈구-감소된 충전 적혈구(LRpRBC)인, 방법.
- 청구항 47에 있어서, 상기 백혈구-감소된 충전 적혈구(LRpRBC)의 온도가 약 25 ℃인, 방법.
- 청구항 44에 있어서, 백혈구-감소된 충전 적혈구를 제조하기 위하여 상기 산소-감소된 전혈로부터 혈소판, 혈장 및 백혈구를 제거하는 단계를 추가로 포함하는, 방법.
- 청구항 40에 있어서, 상기 산소 포화도가 20% 미만인 산소-감소된 혈액을 혈액 저장 장치(20)로 옮기는 단계를 추가로 포함하는, 방법.
- 청구항 39에 있어서, 상기 혈액을 상기 내부 접이식 혈액 용기(102)에서 30분 내지 24시간의 기간 동안 교반시키는 단계를 추가로 포함하는, 방법.
- 청구항 39에 있어서, 상기 교반이 상기 산소 소모 장치의 록킹(rocking), 장동(nutating), 스터링(stirring), 마사지, 스윙, 선형-진동 및 압축으로 이루어진 군으로부터 선택되는, 방법.
- 청구항 40에 있어서, 상기 방법이 주위 온도 또는 약 25 ℃에서 수행되는, 방법.
- 청구항 39에 있어서, 상기 장치의 상기 외부 저장소를 질소로 플러싱하고, 상기 유동 전에 상기 장치로부터 상기 질소를 제거하는 단계를 추가로 포함하는, 방법.
- 청구항 39에 있어서, 상기 전혈이 앞서 초기에 적어도 55%의 산소 포화도를 갖는, 방법.
- 청구항 55에 있어서, 상기 산소 포화도가 20% 미만인 산소-감소된 혈액이 공급자로부터 수집한 후 12시간 미만에 생성되는, 방법.
- 청구항 55에 있어서, 상기 산소 포화도가 20% 미만인 산소-감소된 혈액이 공급자로부터 수집한 후 8시간 미만에 생성되는, 방법.
- 청구항 55에 있어서, 상기 산소 포화도가 20% 미만인 산소-감소된 혈액이 공급자로부터 수집한 후 6시간 미만에 생성되는, 방법.
- 청구항 55에 있어서, 상기 산소 포화도가 20% 미만인 산소-감소된 혈액이 공급자로부터 수집한 후 4시간 미만에 생성되는, 방법.
- 다음을 포함하는 산소 소모된 혈액을 저장하기 위한 혈액 저장 장치(20) :
산소에 대해 실질적으로 불투과성인 외부 저장소(201);
하기를 포함하는 접이식 혈액 용기(202) :
상기 외부 저장소(201)의 기하 내에 상기 접이식 혈액 용기가 정렬되도록 적합화된 배치 특성(203);
상기 접이식 혈액 용기 202에 연결된 관류(106) 및 상기 외부 저장소(201)에 대한 결합(302)을 포함하는 적어도 1개의 주입구/배출구(30) (여기서, 상기 외부 저장소(201)에 대한 상기 결합(302)은 산소에 대해 실질적으로 불투과성이다); 및
상기 외부 저장소(201) 내에 위치하는 산소 흡착제(103). - 청구항 60에 있어서, 상기 관류(106)가 산소에 대해 실질적으로 불투과성인 다층 관류인, 혈액 저장 장치.
- 청구항 61에 있어서, 상기 주입구/배출구(30)가 산소에 대해 실질적으로 불투과성인 튜브(301) 연결된 관류(205)를 포함하는, 혈액 저장 장치.
- 청구항 61에 있어서, 상기 주입구/배출구(30)가 폴리비닐 클로라이드(PVC)를 포함하는 튜브(301) 연결된 관류(106)를 포함하는, 혈액 저장 장치.
- 청구항 61에 있어서, 상기 외부 저장소(201) 및 상기 관류(205) 는 산소에 대해 실질적으로 불투과성이고, 여기서 상기 접이식 혈액 용기의 혈액은 64일 이하의 저장 기간 동안 15 mmHg 미만의 산소 부분압 (PO2)을 유지하는, 혈액 저장 장치.
- 청구항 60에 있어서, 상기 산소 흡착제가 적어도 60 cm3 (c.c.)의 산소 용량을 갖는, 혈액 저장 장치.
- 청구항 60에 있어서, 산소에 대해 실질적으로 불투과성인 상기 결합(302)은 용매 밀봉, 열 밀봉, 접착제 결합, 초음파 용접, 또는 고주파 용접인, 혈액 저장 장치.
- 청구항 60에 있어서, 상기 배치 특성(203) 이 기하학적 절결부(cutout), 촉각 표면 마킹, 다이 컷 기준(die cut fiducial), 스페이서, 연동 절결부, 및 인쇄 마킹으로 이루어진 군으로부터 선택되는, 혈액 저장 장치.
- 청구항 60에 있어서, 상기 접이식 혈액 용기(202)가 취입 성형 또는 인서트 성형에 의해 제조되는, 혈액 저장 장치.
- 청구항 60에 있어서, 상기 접이식 혈액 용기(202)가 튜브(301) 및 결합(302)을 포함하는 하나 이상의 주입구/배출구(30)를 추가로 포함하며, 이때 상기 튜브(301) 및 상기 결합(302)은 산소에 실질적으로 불투과성인, 혈액 저장 장치.
- 청구항 69에 있어서, 상기 접이식 혈액 용기(202)가 2개의 주입구/배출구(30)를 추가로 포함하는, 혈액 저장 장치.
- 청구항 70에 있어서, 상기 접이식 혈액 용기가 제3 주입구/배출구(30)를 추가로 포함하는, 혈액 저장 장치.
- 하기 단계를 포함하는 전혈 또는 이의 성분으로부터의 산소 감소법:
다음을 포함하는 장치(20)에 한동안 상기 전혈 또는 이의 성분을 두는 단계:
산소에 대해 실질적으로 불투과성인 외부 저장소(201);
산소에 대해 상당히 투과성이고 하기의 것을 포함하는 접이식 혈액 용기(202);
상기 외부 저장소(201)의 기하 내에 상기 접이식 혈액 용기(201)가 정렬되도록 적합화된 배치 특성(203);
상기 내부 백(202)에 연결된 튜브(301) 및 결합(302)을 포함하는 적어도 1개의 주입구/배출구(30) (여기서, 상기 외부 저장소(201)에 대한 상기 결합(302)은 산소에 대해 실질적으로 불투과성이다); 및
상기 외부 저장소(201) 내에 그리고 상기 내부 혈액 백(202) 밖에 위치하는 산소 흡착제(207); 및
상기 전혈 또는 이의 성분을 함유하는 상기 장치(20)를 한동안 인큐베이션시키는 단계. - 청구항 72에 있어서, 상기 장치에 저장된 상기 전혈 또는 이의 성분을 교반시키는 단계를 추가로 포함하는, 방법.
- 청구항 72에 있어서, 상기 인큐베이팅이 주위 온도인, 방법.
- 청구항 72에 있어서, 상기 인큐베이팅이 4 내지 6 ℃인 방법.
- 청구항 72에 있어서, 상기 인큐베이팅이 64일 이하의 기간 동안인, 방법.
- 청구항 72에 있어서, 상기 전혈 또는 이의 성분이 전혈인, 방법.
- 청구항 72에 있어서, 상기 이의 성분이 충전 적혈구, 백혈구 감소된 충전 적혈구, 혈소판 및 혈장으로 이루어진 군으로부터 선택되는, 방법.
- 청구항 78에 있어서, 상기 이의 성분이 충전 적혈구인, 방법.
- 청구항 72에 있어서, 상기 기간이 15분 이하, 30분 이하, 2 내지 3시간, 2 내지 4시간, 6시간 이하, 8시간 이하, 및 24시간 이하로 이루어진 군으로부터 선택되는, 방법.
- 청구항 73에 있어서, 상기 교반이 변환시 적어도 3 cm, 및 1초당 적어도 1회의 속도인 측면 교반(lateral agitation)으로 제공되는, 방법.
- 청구항 73에 있어서, 상기 교반이 5초 마다 적어도 1회의 속도로 반전(inversion)을 제공하는, 방법.
- 청구항 82에 있어서, 상기 반전이 상기 장치의 부분적 반전인, 방법.
- 청구항 82에 있어서, 상기 반전이 상기 장치의 완전 반전인, 방법.
- 청구항 73에 있어서, 상기 교반이 1초당 적어도 5회의 속도로 상기 접이식 혈액 용기의 하나 이상의 위치를 마사지 또는 압축시킴을 포함하는, 방법.
- 청구항 73에 있어서, 상기 교반이 상기 접이식 혈액 용기의 록킹, 장동, 회전, 스터링, 마사징, 스윙 및 압축으로 이루어진 군으로부터 선택되는, 방법.
- 청구항 72에 있어서, 상기 산소 흡착제(207)가 적어도 10 입방 센치미터/흡착제 g/시간 (ccㆍg-1ㆍhr- 1)의 흡수율을 갖는, 방법.
- 청구항 87에 있어서, 상기 산소 흡착제(207)가 적어도 5 입방 센치미터/흡착제 g/시간 (ccㆍg-1ㆍhr- 1)의 흡수율을 갖는, 방법.
- 청구항 72에 있어서, 상기 외부 저장소가 기체 포트를 추가로 포함하고, 상기 방법은 상기 외부 저장소와 상기 내부 혈액 백 사이에 상부 공간으로부터 진공에 의해 기체를 제거하는 단계를 추가로 포함하는, 방법.
- 다음을 포함하는 혐기성 저장 전 혈액으로부터 산소를 소모시키기 위한 산소 소모 장치(10):
산소에 대해 실질적으로 불투과성인 외부 저장소(101);
실리콘 막(113)으로부터 제조되고, 산소에 대해 투과성인 하나 이상의 챔버를 포함하는 내부 접이식 혈액 용기(102);
스페이서(110); 및
상기 외부 저장소(101) 내에 위치한 산소 흡착제(103). - 청구항 90에 있어서, 상기 통합된 실리콘 막(113)이 약 15 μm 내지 약 200 μm 두께인, 산소 투과성 접이식 혈액 용기(102).
- 청구항 91에 있어서, 상기 통합된 실리콘 막(113)이 76 μm 이하의 두께인, 산소 투과성 접이식 혈액 용기(102).
- 청구항(x2/) 91에 있어서, 적어도 1개의 타이층(105)을 추가로 포함하는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 93에 있어서, 상기 접이식 혈액 용기(102)가 2개의 타이층(105)을 포함하는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 93에 있어서, 상기 타이층(105)이 실리콘을 포함하는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 95에 있어서, 상기 타이층(105)이 액체 실리콘 고무(LSR)를 포함하는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 90에 있어서, 상기 내부 혈액 혼화성 백(102)이 소모를 위해 혈액으로 채워져 상기 외부 저장소(101) 내에 동봉된 경우, 적어도 4.85 센티미터2/밀리리터(cm2/ml)의 용적에 대한 표면적 비를 갖는, 산소 투과성 접이식 혈액 용기(102).
- 다음을 포함하는 혐기성 저장 전 혈액으로부터 산소를 소모시키기 위한 산소 소모 장치(10):
산소에 대해 실질적으로 불투과성인 외부 저장소(101);
미세다공성 막(113)으로부터 제조되고, 산소에 대해 투과성인 하나 이상의 챔버를 포함하는 내부 접이식 혈액 용기(102);
스페이서(110); 및
상기 외부 저장소(101) 내에 위치한 산소 흡착제(103). - 융점이 미세다공성 막(113)의 융점보다 적어도 3 ℃ 낮은 소재를 포함하는 말단 타이층(105)에 의해 결합된 상기 제1 및 제2 미세다공성 막(113)을 포함하는 산소 투과성 접이식 혈액 용기(102).
- 청구항 100에 있어서, 상기 타이층(105)이 상기 미세다공성 막(113)의 융점보다 적어도 10 ℃ 낮은 융점을 갖는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 98에 있어서, 상기 미세다공성 막(113)이 폴리설폰, 소수성 폴리비닐리덴 플루오라이드(PVDF), 셀룰로즈 에스테르, 혼합 셀룰로즈 에스테르(MCE), 폴리에테르설폰(PES), 소수성이 된 폴리프로필렌 및 폴리아크릴로니트릴로 이루어진 군으로부터 선택된 미세다공성 막으로 구성되는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 101에 있어서, 상기 미세다공성 막(113)이 폴리설폰 또는 소수성 폴리비닐리덴 플루오라이드(PVDF)로 구성되는, 산소 투과성 접이식 혈액 용기(102).
- 청구항 98에 있어서, 상기 말단 타이층(105)이 저밀도 폴리에틸렌(LDPE)으로 구성되는, 산소 투과성 접이식 혈액 용기(102).
- 하기 단계를 포함하는 통합된 스페이서(110)가 구비된 내부 접이식 혈액 용기(102)의 제조 방법:
표면에 액체 실리콘 고무(LSR)의 20 내지 750 μm 층을 도포하는 단계;
제1 경화 단계에서 상기 LSR 층을 경화시켜 부분 경화된 층을 제조하는 단계;
상기 부분 경화된 층에 메시를 포함하는 스페이서(110)를 적용시키는 단계;
제2 경화 단계를 수행하여 통합된 스페이서(110)가 구비된 10 내지 100 μm 두께의 경화된 실리콘 막(113)을 제조하는 단계. - 청구항 104에 있어서, 상기 LSR이 크실렌, 헥산, 3급 부틸 아세테이트, 헵탄, 아세톤 또는 나프타에 현탁되는, 방법.
- 청구항 104에 있어서, 상기 LSR이 크실렌에 현탁되는, 방법.
- 청구항 104에 있어서, 상기 LSR이 10 내지 30% 현탁액인, 방법.
- 청구항 104에 있어서, 내부 접이식 혈액 용기(102)에 통합된 스페이서(110)가 구비된 상기 실리콘 막(113)을 조립시키는 단계를 추가로 포함하는, 방법.
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