KR20210092408A - 세포 클러스터를 이용한 생체 전자약 장치 - Google Patents
세포 클러스터를 이용한 생체 전자약 장치 Download PDFInfo
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- KR20210092408A KR20210092408A KR1020200005729A KR20200005729A KR20210092408A KR 20210092408 A KR20210092408 A KR 20210092408A KR 1020200005729 A KR1020200005729 A KR 1020200005729A KR 20200005729 A KR20200005729 A KR 20200005729A KR 20210092408 A KR20210092408 A KR 20210092408A
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Abstract
Description
도 2는 일 실시예에 따른 생체 전자약 장치의 세부적인 구성을 도시한 블록도이다.
도 3은 일 실시예에 따른 생체 전자약 장치의 세포 클러스터의 배양, 이식, 및 세포 클러스터를 이용한 치료를 설명하는 도면이다.
도 4는 일 실시예에 따른 생체 전자약 장치에서 전기 자극을 통해 세포 클러스터 내 오가노이드에 의한 유효 물질(active component)을 생성하는 동작을 설명하는 도면이다.
도 5a 내지 도 5c는 일 실시예에 따른 생체 전자약 장치의 전기화학 센서의 예시적인 구성을 설명하는 도면이다.
도 6 및 도 7은 일 실시예에 따른 생체 전자약 장치가 세포 클러스터에 인가하는 전기 자극을 설명하는 도면이다.
도 8은 일 실시예에 따른 생체 전자약 장치의 세분화된 전극 채널들을 설명하는 도면이다.
도 9는 일 실시예에 따른 생체 전자약 장치가 이식 동작을 수행하는 예시를 설명한다.
도 10은 일 실시예에 따른 생체 전자약 장치의 치료 모드에서의 동작 예시를 설명한다.
도 11은 일 실시예에 따른 생체 전자약 장치가 유효 물질 흡수를 촉진하는 동작을 수행하는 예시를 설명한다.
도 12는 일 실시예에 따른 생체 전자약 장치의 일체형 구조를 설명하는 도면이다.
도 13은 일 실시예에 따른 생체 전자약 장치의 예시적인 적용(exemplary application)을 설명하는 도면이다.
도 14 및 도 15는 일 실시예에 따른 생체 전자약 장치로부터 탈착 가능한 세포 전달 시스템의 예시적인 구조들을 설명하는 도면이다.
도 16은 일 실시예에 따른 생체 전자약 장치를 이용한 유효 물질 분비 방법을 설명하는 흐름도이다.
Claims (20)
- 생체 전자약 장치(Bio-electroceutical device)에 있어서,
유효 물질을 분비 가능한 오가노이드(organoid)와 생체 재료(biomaterial)가 융합된 세포 클러스터(cell cluster);
전기 신호를 이용하여 상기 세포 클러스터 내 상기 오가노이드에 의한 상기 유효 물질(active component)의 분비를 제어하는 세포 제어기(cell controller)
를 포함하는 생체 전자약 장치. - 제1항에 있어서,
상기 세포 클러스터는,
하이드로겔(hydrogel) 및 상기 하이드로겔에 트랩된 베타 세포 오가노이드(Beta cell organoid)를 포함하는,
생체 전자약 장치. - 제1항에 있어서,
대상 분자(target molecule)를 센싱하는 전기화학 센서
를 더 포함하고,
상기 세포 제어기는,
상기 대상 분자를 센싱한 결과에 기초하여 상기 세포 클러스터 내 상기 오가노이드의 유효 물질 생성율을 조절하는,
생체 전자약 장치. - 제3항에 있어서,
상기 전기화학 센서는,
상기 대상 분자와 효소 간의 반응에 의해 생성되는 전기 신호를 센싱하는,
생체 전자약 장치. - 제3항에 있어서,
상기 세포 제어기는,
상기 센싱된 대상 분자의 농도에 기초하여 상기 세포 클러스터 내 상기 오가노이드의 유효 물질 분비를 촉진(facilitate)하는 전기 자극 인가 및 상기 세포 클러스터에 대한 전기 자극 중단 중 하나를 수행하는,
생체 전자약 장치. - 제3항에 있어서,
상기 세포 제어기는,
상기 센싱된 대상 분자의 농도에 기초하여 체내 대사 상태(in-body metabolism state)를 판별하고, 상기 판별된 체내 대사 상태에 따라 상기 세포 클러스터로의 전기 자극을 인가할 지 여부를 결정하는,
생체 전자약 장치. - 제6항에 있어서,
상기 전기화학 센서는,
상기 세포 클러스터 내 상기 오가노이드가 전기 자극에 응답하여 변화된 유효 물질 생성율로 상기 유효 물질을 분비한 후, 상기 대상 분자의 변화된 농도를 센싱하고,
상기 세포 제어기는,
상기 변화된 농도에 기초하여 상기 체내 대사 상태를 재판별하고, 상기 재판별된 체내 대사 상태에 따라 상기 세포 클러스터로의 전기 자극을 인가할 지 여부를 재결정하는,
생체 전자약 장치. - 제3항에 있어서,
상기 세포 제어기는,
상기 센싱된 대상 분자의 농도 레벨이 제1 범위(first range) 내인 경우에 응답하여, 상기 세포 클러스터 내 상기 오가노이드의 유효 물질 분비를 촉진하는 전기 자극을 상기 세포 클러스터에 인가하고,
상기 센싱된 대상 분자의 농도 레벨이 제2 범위 내인 경우에 응답하여, 상기 세포 클러스터로의 전기 자극을 중단하는,
생체 전자약 장치. - 제3항에 있어서,
상기 전기화학 센서는,
체내의 혈당 레벨을 센싱하고,
상기 세포 제어기는,
상기 센싱된 혈당 레벨이 임계 레벨(threshold level)을 초과하는 경우에 응답하여 상기 세포 클러스터 내 상기 오가노이드의 인슐린 분비를 촉진하는 전기 자극을 상기 세포 클러스터에 인가하는,
생체 전자약 장치. - 제3항에 있어서,
상기 세포 제어기는,
상기 대상 분자를 센싱한 결과에 기초하여 목표 생성율을 결정하고, 상기 결정된 목표 생성율에 따라 상기 세포 클러스터에 가해지는 전기 신호의 펄스 폭(pulse width), 세기(magnitude), 주파수, 위상, 및 파형 중 하나 이상을 결정하는,
생체 전자약 장치. - 제3항에 있어서,
상기 세포 제어기는,
베타 주파수 대역, 40Hz를 포함하는 감마 주파수 대역 및 400Hz를 초과하는 스파이크 주파수 대역 중 한 주파수 대역 내에서 상기 세포 클러스터에 가해지는 전기 신호의 주파수를 결정하는,
생체 전자약 장치. - 제1항에 있어서,
상기 세포 클러스터로 전기 신호를 인가 가능하게 배치되는 제어 채널 전극;
상기 세포 클러스터 및 혈관 사이에 배치되는 유효 물질 채널 전극, 및
상기 혈관으로 전기 신호를 인가 가능하게 배치되는 신체 채널 전극
를 더 포함하는 생체 전자약 장치. - 제1항에 있어서,
상기 세포 제어기는,
이식 모드인 경우에 응답하여, 유효 물질 채널 전극 및 신체 채널 전극을 통해 상기 생체 전자약에 인접한 모세 혈관의 재생을 촉진하는,
생체 전자약 장치. - 제1항에 있어서,
상기 세포 제어기는,
치료 모드인 경우에 응답하여, 제어 채널 전극을 통해 상기 세포 클러스터에 전기 신호를 인가함으로써 상기 세포 클러스터 내 상기 오가노이드에 의한 유효 물질 분비를 촉진하는,
생체 전자약 장치. - 제1항에 있어서,
상기 세포 제어기는,
치료 모드인 경우에 응답하여 유효 물질 채널 전극을 통해 외부로 전기 신호를 인가함으로써, 상기 생체 전자약 장치의 외부로 배출된 후 이온 운반체(ion transporter)와 결합된 유효 물질의 혈관으로의 이동을 유도하는,
생체 전자약 장치. - 제15항에 있어서,
상기 세포 제어기는,
상기 유효 물질 채널 전극에 DC 자극(direct current stimulation) 및 저주파 AC 자극(alternate current stimulation) 중 하나를 인가함으로써 상기 유효 물질 채널 전극 및 상기 혈관 간에 전기 경로를 형성하는,
생체 전자약 장치. - 제1항에 있어서,
상기 세포 클러스터를 수용하고, 상기 세포 제어기로부터 탈착 가능한 세포 저장소(cell reservoir)
를 더 포함하는 생체 전자약 장치. - 제17항에 있어서,
상기 세포 저장소는,
외부로부터 추가 세포 클러스터(additional cell cluster)를 주입받을 수 있는 로딩 포트(loading port)를 포함하는,
생체 전자약 장치. - 제17항에 있어서,
상기 세포 저장소는,
내부에 상기 세포 클러스터 및 전기화학 센서를 수용하고, 상기 세포 제어기와 전기적으로 연결 가능하게 외부에 배치된 전극을 포함하는,
생체 전자약 장치. - 생체 전자약 장치에 있어서,
체내의 대상 분자를 센싱하는 전기화학 센서;
유효 물질을 분비 가능한 오가노이드가 생체 재료에 트랩된 세포 클러스터를 수용하는 세포 저장소; 및
상기 세포 클러스터에, 상기 대상 분자를 센싱한 결과에 기초하여 상기 유효 물질의 분비를 유도하는 전기 신호를 인가하는 세포 제어기
를 포함하는 생체 전자약 장치.
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KR1020200005729A KR20210092408A (ko) | 2020-01-16 | 2020-01-16 | 세포 클러스터를 이용한 생체 전자약 장치 |
CN202011141337.6A CN113136332A (zh) | 2020-01-16 | 2020-10-22 | 生物电力药学装置 |
US17/092,661 US12042629B2 (en) | 2020-01-16 | 2020-11-09 | Bio-electroceutical device using cell cluster |
EP20217401.7A EP3858366A1 (en) | 2020-01-16 | 2020-12-28 | Bio-electroceutical device using cell cluster |
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US5855613A (en) | 1995-10-13 | 1999-01-05 | Islet Sheet Medical, Inc. | Retrievable bioartificial implants having dimensions allowing rapid diffusion of oxygen and rapid biological response to physiological change |
US5919216A (en) | 1997-06-16 | 1999-07-06 | Medtronic, Inc. | System and method for enhancement of glucose production by stimulation of pancreatic beta cells |
WO1999047922A2 (en) | 1998-03-18 | 1999-09-23 | Massachusetts Institute Of Technology | Vascularized perfused microtissue/micro-organ arrays |
EP1159030B1 (en) | 1999-03-05 | 2007-06-13 | Impulse Dynamics N.V. | Blood glucose level control |
US7806886B2 (en) | 1999-06-03 | 2010-10-05 | Medtronic Minimed, Inc. | Apparatus and method for controlling insulin infusion with state variable feedback |
CA2382846C (en) | 1999-09-17 | 2005-12-06 | Endoluminal Therapeutics, Inc. | Sensing, interrogating, storing, telemetering and responding medical implants |
IL134009A (en) | 2000-01-12 | 2011-07-31 | Bo2 Technologies Ltd | Transplant device |
EP1636350B1 (de) | 2003-06-23 | 2007-09-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur differenzierung von stammzellen in zellen, die ein pankreatisches hormon produzieren |
US20050090607A1 (en) * | 2003-10-28 | 2005-04-28 | Dexcom, Inc. | Silicone composition for biocompatible membrane |
US20110086382A1 (en) | 2008-06-04 | 2011-04-14 | Uwe Marx | Organ-on-a-chip-device |
FR2955179B1 (fr) | 2010-01-13 | 2019-11-08 | Universite De Bordeaux 1 | Capteur pour la mesure des besoins d'insuline d'un patient et procede de fabrication de celui-ci |
AU2011287881B2 (en) | 2010-08-06 | 2014-07-24 | Tissuse Gmbh | Circulation system |
EP2712918B1 (en) | 2012-09-28 | 2014-11-12 | TissUse GmbH | Multi-organ-chip with improved life time and homoeostasis |
CN108367099B (zh) | 2015-10-21 | 2021-11-23 | 印第安纳大学研究与技术公司 | 来自多能干细胞的人皮肤类器官的衍生 |
KR102397015B1 (ko) | 2016-11-16 | 2022-05-16 | 삼성전자주식회사 | 자극기 및 자극기 제어 방법 |
CN111819442A (zh) | 2017-11-29 | 2020-10-23 | 再心生物科技有限公司 | 用于模拟人系统生物学和关于药剂对心脏的肌力作用进行筛选的生物反应器筛选平台 |
EP3727394A4 (en) | 2017-12-21 | 2021-09-08 | Children's Hospital Medical Center | DIGITIZED HUMAN ORGANOIDS AND METHODS OF USING THEM |
CN114302749A (zh) * | 2019-06-28 | 2022-04-08 | 持田制药株式会社 | 使用了化学交联海藻酸的移植用器件 |
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CN113136332A (zh) | 2021-07-20 |
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