KR101688918B1 - 궤양의 조기 발견을 위한 sem 스캐너 감지 장치, 시스템 및 방법 - Google Patents
궤양의 조기 발견을 위한 sem 스캐너 감지 장치, 시스템 및 방법 Download PDFInfo
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Abstract
Description
도 1은 본 발명의 SEM 스캐너의 조립된 구성요소 투시도를 나타낸다.
도 2는 본 발명의 캡톤(Kapton) 기반에 부합하는 센싱 기판 조립체의 투시도를 나타낸다.
도 3은 본 발명에 따른 본 동심 센싱 전극의 평면도를 보여준다.
도 4는 도 2에서 보여준 캡톤(Kapton) 기반에 부합하는 센싱 기판에 대한 플렉스 스택-업의 측면도를 나타낸다.
도 5는 Kapton 기반에 부합하는 센싱 기판에 대한 대안의 플렉스 스택-업의 측면도를 나타낸다.
도 6은 커패시턴스(capacitance) 센싱 동심 전극의 세가지 대안 타입에 대한 Kapton 기반의 플렉스 센서 기판을 감지하는 두 전극의 평면도를 보여준다.
도 7은 도 1의 SEM 스캐너의 분해된 구성요소의 투시도를 나타낸다.
도 8은 도 1의 SEM 스태너의 도식적인 측면도를 나타낸다.
도 9는 대상 피부와 접촉에서 도 8의 SEM 스캐너의 도식적인 측면도를 나타낸다.
도 10은 본 발명에 따라 센서의 대안의 배열과 조립된 SEM 스캐너의 투시도를 나타낸다.
도 11은 본 발명의 시험을 거친 전극의 정규화된 반응의 도표이다.
도 12는 세가지 다른 동심 센서 전극에 대한 건조된 팔의 손바닥의 등가 커패시턴스(capacitance)의 그래프이다.
도 13은 세가지 다른 동심 센서 전극에 대한 건조한 피부에 관계가 있는 커패시턴스(capacitance)에서 시간에 의존하는 부분 변화의 도표이다(로션 적용 30분 후).
도 14는 세가지 다른 동심 센서 전극에 대한 건조한 피부에 관계가 있는 커패시턴스(capacitance)에서 시간에 의존하는 부분 변화의 도표이다(로션 적용 15분 후).
도 15는 부분 변화 대 시간의 도표이다.
도 16은 간섭에서 적절한 보호를 제공하는 전극 레이어링 및 SEM 스캐너 전극 시스템을 보여준다.
도 17은 돌출 뼈를 정밀 조사 할수 있게 개발된 전극에 대한 SEM 스캐너 기계 준수를 보여준다.
Claims (65)
- 유연한 기판에 내장된 바이폴라(bipolar) RF 센서;
상기 바이폴라 RF 센서와 상기 유연한 기판 위에 배치된 절연 커버층;
상기 유연한 기판에 인접하여 상기 유연한 기판 아래에 배치된 등각 압력 패드(conformal pressure pad); 및
상기 센서에 연결된 인터페이스 일렉트로닉스(interface electronics); 를 포함하고,
상기 등각 압력 패드는 상기 유연한 기판이 환자 피부의 비평면 센싱 표면에 일치하도록 하는 동안 상기 유연한 기판을 지지하도록 형성되며,
상기 인터페이스 일렉트로닉스는 환자 피부에 대한 정보를 얻기 위해 RF 에너지의 방출 및 수용을 제어하도록 형성되어 있는, 환자 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제1항에 있어서,
상기 등각 압력 패드에 인접하고 상기 등각 압력 패드 아래에 위치한 환형 스페이서(annular spacer);를 더 포함하고,
상기 환형 스페이서는 상기 등각 압력 패드가 중앙 개구부 속으로 자유롭게 편향되도록 형성된 중앙 개구부를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제1항에 있어서,
상기 유연한 기판을 너머로 간격을 둔 바이폴라 RF 센서의 어레이(array)를 더 포함하고,
상기 각 센서는 환자 피부에 대한 정보를 독립적으로 얻기 위해 상기 인터페이스 일렉트로닉스에 독립적으로 연결되어 있는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제3항에 있어서,
상기 각 센서는 피부의 표적 영역의 등가 표피하 커패시턴스(equivalent sub-epidermal capacitance)를 측정하도록 형성되며;
상기 표피하 커패시턴스는 피부의 표적 영역의 수분함량에 대응하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제4항에 있어서,
상기 센서의 어레이는 제1 접촉 영역을 가지는 제1 센서 및 상기 제1 센서보다 큰 제2 접촉 영역을 가지는 제2 센서를 포함하며,
상기 제1 및 제2 센서는 다른 깊이의 피부에 대한 정보를 얻는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제4항에 있어서,
상기 기판은 기판층을 포함하는 기판 어셈블리(substrate assembly)를 포함하며;
상기 센서는 상기 기판의 제1 면에 내장된 제1 전극 및 상기 기판의 제2 면에 내장된 제2 전극을 가지는 센싱 패드를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 삭제
- 제6항에 있어서,
상기 기판층의 제2 면 아래에 배치된 보호층을 더 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제6항에 있어서,
상기 기판층의 상기 제2 면 아래에 배치된 스티프너(stiffener) 층을 더 포함하며,
상기 스티프너(stiffener) 층은 상기 센서 어레이의 풋프린트(footprint)와 실질적으로 유사한 풋프린트를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제6항에 있어서,
상기 제1 전극은 내부 직경 및 외부 직경을 가지는 환형 링을 포함하고,
상기 제2 전극은 외부 직경에 의해 한정되는 원형 전극을 포함하고, 상기 제2 전극의 외부 직경은 상기 제1 전극의 내부 직경보다 작으며,
상기 제2 전극은 상기 제1 전극과 동심인, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제1항에 있어서,
상기 인터페이스 일렉트로닉스는 상기 센서에서 회수된 데이터를 전송하도록 형성된, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제4항에 있어서,
상기 RF 센서와 일직선으로 위치한 압력 센서를 더 포함하고,
상기 압력 센서는 환자 피부의 위치에서 상기 기판에 적용된 압력을 측정하도록 형성되는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제1항에 있어서,
상기 유연한 기판은 캡톤(Kapton) 또는 폴리이미드를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 삭제
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- 기판층을 포함하는 유연한 기판에 내장되고, 상기 기판층의 제1 면에 내장된 제1 전극과, 상기 기판층의 제2 면에 내장된 제2 전극을 가지는 바이폴라(bipolar) RF(radiofrequency) 센서;
상기 기판층의 제1 면 위에 배치된 생체적합성(biocompatible) 커버층;
상기 유연한 기판에 인접하여 상기 유연한 기판 아래에 배치되어 상기 유연한 기판이 환자 피부의 비평면 센싱 표면에 일치하도록 하는 동안 상기 유연한 기판을 지지하도록 형성된 등각 압력 패드; 및
상기 바이폴라 RF 센서에 연결되어 환자 피부에 대한 정보를 얻기 위해 상기 바이폴라 RF 센서에 의한 RF 에너지의 방출 및 수용을 제어하여 표피하 수분을 감지도록 형성된 인터페이스 일렉트로닉스(interface electronics);를 포함하고,
상기 바이폴라 RF 센서는 피부의 표적 영역의 등가 표피하 커패시턴스(equivalent sub-epidermal capacitance)를 측정하도록 형성되며;
상기 표피하 커패시턴스는 피부의 표적 영역의 수분함량에 대응하는, 환자 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 등각 압력 패드에 인접하고 상기 등각 압력 패드 아래에 위치한 환형 스페이서(annular spacer);를 더 포함하고,
상기 환형 스페이서는 상기 등각 압력 패드가 중앙 개구부 속으로 자유롭게 편향되도록 형성된 중앙 개구부를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 기판층의 제2 면 아래에 배치된 커버층을 더 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 기판층의 상기 제2 면 아래에 배치된 스티프너(stiffener) 층을 더 포함하며,
상기 스티프너(stiffener) 층은 상기 바이폴라 RF 센서의 풋프린트(footprint)와 실질적으로 유사한 풋프린트를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 제1 전극은 내부 직경 및 외부 직경을 가지는 환형 링을 포함하고,
상기 제2 전극은 상기 제1 전극의 내부 직경보다 작은 직경을 가지며,
상기 제2 전극은 상기 제1 전극과 동심인, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 인터페이스 일렉트로닉스는 상기 바이폴라 RF 센서에서 회수된 데이터를 전송하도록 형성된, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 바이폴라 RF 센서와 일직선으로 위치한 압력 센서를 더 포함하고,
상기 압력 센서는 환자 피부의 위치에서 상기 유연한 기판에 적용된 압력을 측정하도록 형성되는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 제28항에 있어서,
상기 유연한 기판은 캡톤(Kapton) 또는 폴리이미드를 포함하는, 환자의 피부의 외부 위치에서 표피하(sub-epidermal) 수분을 감지하는 장치. - 강성 스티프너(stiffener)를 포함하는 기판;
상기 기판에 고정적으로 연결되는 제1 전극 및 제2 전극;
상기 제1 및 제2 전극 위에 배치되는 절연 커버층;
상기 기판에 연결되어 상기 기판에 가해지는 압력을 감지하도록 형성된 압력 센서; 및
상기 제1 및 제2 전극과 상기 압력 센서에 전기적으로 연결되는 전자 패키지;를 포함하고,
상기 전자 패키지는 상기 압력 센서에 의해 감지되는 압력을 측정하고, 상기 압력이 소정의 압력 범위 내로 되면 상기 제1 및 제2 전극 사이의 커패시턴스를 측정하며,
상기 커패시턴스는 표피하 수분(SEM)의 지표인, 표피 하 수분(SEM) 장치. - 제36항에 있어서,
인클로저(enclosure)를 더 포함하고, 상기 기판은 상기 인클로저에 분리 가능하게 연결되는, 표피하 수분(SEM) 장치. - 제37항에 있어서,
상기 압력 센서는 상기 인클로저와 상기 기판 사이에 배치되는, 표피하 수분(SEM) 장치. - 제38항에 있어서,
상기 압력 센서는 상기 제1 및 제2 전극과 일직선으로 배치되는, 표피하 수분(SEM) 장치. - 제37항에 있어서,
상기 전자 패키지는 상기 인클로저 내에 배치되는, 표피하 수분(SEM) 장치. - 제36항에 있어서,
상기 제2 전극은 상기 제1 전극 주위에 배치되는 환형 전극인, 표피하 수분(SEM) 장치. - 제41항에 있어서.
상기 제2 전극은 상기 제1 전극 주위에서 동심으로 배치되는, 표피하 수분(SEM) 장치. - 제41항에 있어서,
상기 제1 전극과 상기 제2 전극은 상기 제1 및 제2 전극 사이에 환형의 갭이 존재하도록 형성되는, 표피하 수분(SEM) 장치. - 제43항에 있어서,
상기 환형의 갭은 균일한, 표피하 수분(SEM) 장치. - 제36항에 있어서,
상기 기판은 제1 면을 포함하고, 상기 제1 및 제2 전극과 상기 절연 커버층은 모두 상기 기판의 제1 면에 연결되는, 표피하 수분(SEM) 장치. - 제36항에 있어서,
상기 제1 및 제2 전극은 서로 전기적으로 절연되는, 표피하 수분(SEM) 장치. - 제36항에 있어서,
상기 기판은 제2 면을 포함하고, 상기 압력 센서는 상기 기판의 제2 면에 연결되는, 표피하 수분(SEM) 장치. - 제36항에 있어서,
상기 전자 패키지는 RF 에너지를 방출하고 수용함으로써 상기 제1 및 제2 전극 사이의 커패시턴스를 측정하는, 표피하 수분(SEM) 장치. - 제48항에 있어서,
상기 제1 및 제2 전극은 바이폴라 RF 센서를 형성하도록 상기 전자 패키지에 연결되는, 표피하 수분(SEM) 장치. - 강성 스티프너를 포함하는 기판;
상기 기판에 고정적으로 결합되는 제1 전극 및 제2 전극;
상기 제1 및 제2 전극 위에 배치되는 절연 커버층; 및
상기 제1 및 제2 전극에 전기적으로 연결되어 상기 제1 및 제2 전극 사이의 커패시턴스를 측정하도록 형성되는 전자 패키지;를 포함하고,
상기 커패시턴스는 표피하 수분(SEM)의 지표인, 표피하 수분(SEM) 장치. - 제50항에 있어서,
상기 제2 전극은 상기 제1 전극 주위에 배치되는 환형 전극인, 표피하 수분(SEM) 장치. - 제50항에 있어서,
상기 제1 및 제2 전극은 상기 절연 커버층에 의해 전기적으로 절연되는, 표피하 수분(SEM) 장치. - 제52항에 있어서,
상기 제1 및 제2 전극은 서로 전기적으로 절연되는, 표피하 수분(SEM) 장치. - 제52항에 있어서,
상기 절연 커버층은 Pyralux FR 커버레이를 포함하는, 표피하 수분(SEM) 장치. - 제50항에 있어서,
상기 제1 및 제2 전극은 바이폴라 RF 센서를 형성하도록 상기 전자 패키지에 연결되는, 표피하 수분(SEM) 장치. - 강성 스티프너를 포함하는 기판과, 상기 기판에 내장된 제1 및 제2 전극과, 상기 제1 전극과 상기 제2 전극 위에 배치되는 절연 커버층을 포함하는 장치를 환자 피부의 표적 위치에 인접하게 위치시키고;
상기 기판에 가해지는 압력을 측정하고;
상기 압력이 소정의 범위로 되면 환자 피부로 에너지를 방출하기 위해 상기 제1 전극을 여기시키며; 그리고
상기 제2 전극에 의해 표적 위치에서의 욕창 정보의 지표로서 표적 위치에서의 표피하 커패시턴스(sub-epidermal capacitance)를 측정하는 것을 포함하는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제56항에 있어서,
상기 장치는 전자 패키지를 더 포함하고,
상기 제1 전극과 상기 제2 전극은 바이폴라 RF 센서를 형성하도록 상기 전자 패키지에 연결되는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제57항에 있어서,
상기 장치는 인클로저(enclosure)를 더 포함하고,
상기 기판은 상기 인클로저에 분리 가능하게 연결되는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제57항에 있어서,
상기 제1 전극과 상기 제2 전극은 서로 전기적으로 절연되는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제57항에 있어서,
상기 에너지는 RF 에너지인, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제56항에 있어서,
상기 절연 커버층은 Pyralux FR 커버레이를 포함하는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제56항에 있어서,
상기 제2 전극은 상기 제1 전극 주위에 배치되는 환형 전극인, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제62항에 있어서,
상기 제2 전극은 상기 제1 전극 주위에 동심으로 배치되는 환형 전극인, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제62항에 있어서,
상기 제1 전극과 상기 제2 전극은 상기 제1 및 제2 전극 사이에 환형의 갭이 존재하도록 형성되는, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법. - 제64항에 있어서,
상기 환형의 갭은 균일한, 환자 피부의 표적 위치에서의 욕창(pressure ulcer) 형성을 검출하는 방법.
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