KR20200140818A - 눈 상태 교정에 사용하기 위한 시스템, 방법, 및 재료 조성물 - Google Patents
눈 상태 교정에 사용하기 위한 시스템, 방법, 및 재료 조성물 Download PDFInfo
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Abstract
Description
도 1은 본 발명의 일부 실시예에 따른 눈 상태의 교정에 사용하기 위한 시스템을 개략적으로 도시한다.
도 2는 광 파워를 가감하여 눈 상태를 교정하는데 적합한 프레넬 존 플레이트 패턴을 예시한다.
도 3 및 도 4는 눈 수정체의 초점 심도 확장과 관련된 눈 교정 패턴을 예시한다.
도 5는 본 발명의 일부 실시예에 따른 알부민 단백질의 탈용매화 과정을 예시한다.
도 6a 및 6b는 본 발명의 일부 실시 양태에 따라 생성된 나노 입자의 크기 및 전기(제타) 전위 측정을 도시한다.
도 7a 내지 7c는 HAS 코어 NP의 TEM, cryo-TEM 현미경 사진 및 크기 분포 히스토그램을 도시한다.
도 8a 및 8b는 본 발명의 일부 실시예에 따른 마그마이트 나노 입자를 운반하는 HAS 코어 NP의 FTIR 분광학을 나타내며, 도 8a는 FTIR 결과를 나타내고, 도 8b는 HSA 나노 입자를 운반하는 마그마이트의 흡수 스펙트럼의 피크에 초점을 맞추고 있다.
도 9a 및 9b는 본 명세서에 기술된 조(crude) HAS(도 9a) 및 HAS NP(도 9b)의 X선 광전자(XPS) 스펙트럼을 도시한다.
도 10a 내지 10d는 TEM, cryo-TEM 및 HR-SEM을 사용하여 하이브리드 HSA/CAN-γ-Fe2O3 나노 입자의 형태(morphology) 및 크기 분포 측정치의 특성화를 보여준다.
도 11a ~ 11d는 발명의 일부 실시예에 따라 HR-SEM 이미지(도 11a)를 사용하여 선택된 원소의 양의 측정치와, 탄소(도 11b), 산소(도 11c 및 철(도 11d))에 대한 HAS NP의 라인 스캔 분석을 보여준다.
도 12는 각막의 에칭된 영역 내의 NP를 보여주는 HAS NP에 매립된 과반 사 철 입자(hyper reflecting iron particles)로부터의 반사 측정을 보여준다.
도 13a 및 13b는 본 발명의 일부 실시예에 따라 눈에 선택된 패턴을 적용하고 점안액을 제공함으로써 제공되는 돼지 눈의 광학 파워의 측정된 변화를 나타낸다.
Claims (24)
- 눈 상태의 교정에 사용하기 위한 시스템으로서, 상기 시스템은 처리 유틸리티 및 에칭 유틸리티를 포함하고, 상기 처리 처리 유틸리티는
사용자의 시각적 불안정성을 나타내는 입력 데이터에 따라 선택된 2 차원 패턴을 제공하도록 구성되고, 상기 에칭 유틸리티에 의해 각막 표면에 상기 선택된 2 차원 패턴을 형성하기 위한 작동 지침(operational instructions)을 생성하도록 구성된 교정 패턴 모듈을 포함하고,
상기 에칭 유틸리티는 사용자의 각막 표면상에서 선택된 패턴을 에칭하도록 구성되는, 시스템. - 제 1 항에 있어서, 상기 에칭 유틸리티는 사용자의 각막 상에 상기 패턴을 에칭하기 위해 선택된 초음파를 전송하도록 구성되는 시스템.
- 제 1 항에 있어서, 상기 에칭 유틸리티는 각막의 기계적 에칭을 위해 구성되는 시스템.
- 제 1 항에 있어서, 상기 에칭 유틸리티는 적어도 하나의 레이저 유닛 및 빔 조향 모듈을 포함하고, 사용자 눈의 각막에 대한 작동 지침에 따라 선택된 패턴을 에칭하기 위한 광학 에너지를 제공하도록 구성되는 시스템.
- 제 4 항에 있어서, 상기 레이저 유닛은 각막의 단일 세포 층까지의 깊이에서 에칭을 제공하도록 구성되는 시스템.
- 제 1 항 내지 제 5 항 중 어느 한 항에 있어서, 상기 2 차원 패턴은 회절 패턴을 포함하는 시스템.
- 제 6 항에 있어서, 상기 패턴은 프레넬 링 패턴을 포함하는 시스템.
- 제 1 항 내지 제 7 항 중 어느 한 항에 있어서, 상기 2 차원 패턴은 상에 영향을 미치는 간섭 패턴을 포함하는, 시스템.
- 제 1 항 내지 제 8 항 중 어느 한 항에 있어서, 상기 패턴은 초점 깊이 패턴의 확장을 포함하는 시스템.
- 제 1 항 내지 제 9 항 중 어느 한 항에 있어서, 상기 선택된 패턴은 0.1 내지 0.3 디옵터의 광학 파워 해상도에서 광학 교정을 가능하게하는 시스템.
- 복수의 나노 입자를 포함하는 수용액을 포함하는 재료 조성물로서, 상기 나노 입자는 생체 적합성 단백질 사슬로 감싼 마그마이트 나노 입자를 포함하는, 재료 조성물.
- 제 11 항에 있어서, 상기 단백질 사슬이 인간 혈청 알부민 단백질을 포함하는 재료 조성물.
- 제 11 항 또는 제 12 항에 있어서, 시각 장애의 교정에 사용하기 위한 재료 조성물.
- 제 11 항 내지 제 13 항 중 어느 한 항에 있어서, 점안액으로 사용하도록 구성된 재료 조성물.
- 제 14 항에 있어서, 상기 재료 조성물은 사용자의 각막에 선택된 패턴의 에칭을 적용한 후 점안제로 사용하도록 구성되고, 상기 나노 입자는 사용자의 눈에 광학 파워 추가를 제공하기 위해 각막의 표면 릴리프 내에 분산되는, 재료 조성물.
- 제 11 항 내지 제 15 항 중 어느 한 항에 있어서, 상기 마그마이트 나노 입자가 세릭 질산 암모늄 Fe2O3 나노 입자를 포함하는 재료 조성물.
- 제 11 항 내지 제 16 항 중 어느 한 항에 있어서, 생체 적합성 단백질 사슬에 의해 래핑된 상기 마그마이트 나노 입자가 하나 이상의 선택된 약물을 운반하도록 추가로 구성되는 재료 조성물.
- 시각 장애의 치료에 사용하기 위한 재료 조성물로서, 단백질 쉘 내에 마그마이트 기반 입자를 포함하는 나노 입자를 포함하는, 재료 조성물.
- 제 18 항에 있어서, 상기 나노 입자가 약물 담체 및 전달체로서 추가로 구성되는 재료 조성물.
- 시각 장애의 교정에 사용하기 위한 키트로서, 제 1 항의 시스템과, 제 11 항의 재료 조성물을 포함하는 점안액을 포함하는, 키트.
- 제 20 항에 있어서, 사용자의 각막에 선택된 패턴을 에칭하고 점안액을 눈에 도포하도록, 상기 시스템을 작동시키기 위한 사용 설명서(instruction maunal)를 포함하는 키트.
- 제 20 항 또는 제 21 항에 있어서, 가정에서 또는 병원 클리닉에서 사용하기 위한 용도의 키트.
- 제 20 항 내지 제 22 항 중 어느 한 항에 있어서, 생체 적합성 단백질 사슬로 래핑된 마그마이트 나노 입자를 포함하는 상기 재료 조성물은 상기 패턴의 광학 효과의 안정성을 증가 시켜서 수일 내지 수개월 동안 지속되는 광학 교정 효과를 가능하게하도록 구성되는 키트.
- 제 20 항 내지 제 23 항 중 어느 한 항에 있어서, 근시, 원시, 노안 및 난시 중 어느 하나의 교정을 위해 구성된 키트.
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PCT/IL2019/050219 WO2019167040A1 (en) | 2018-03-01 | 2019-02-27 | System, method and material composition for use in correction of eye conditions |
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EP3758639A4 (en) | 2021-12-15 |
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US20210022922A1 (en) | 2021-01-28 |
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