KR20180098325A - 친수성 의료 장치 - Google Patents
친수성 의료 장치 Download PDFInfo
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- KR20180098325A KR20180098325A KR1020187021078A KR20187021078A KR20180098325A KR 20180098325 A KR20180098325 A KR 20180098325A KR 1020187021078 A KR1020187021078 A KR 1020187021078A KR 20187021078 A KR20187021078 A KR 20187021078A KR 20180098325 A KR20180098325 A KR 20180098325A
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- 239000010410 layer Substances 0.000 claims abstract description 84
- 239000000758 substrate Substances 0.000 claims abstract description 74
- 238000009736 wetting Methods 0.000 claims abstract description 63
- 230000005660 hydrophilic surface Effects 0.000 claims abstract description 60
- 229920001477 hydrophilic polymer Polymers 0.000 claims abstract description 58
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- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 3
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/08—Materials for coatings
- A61L29/085—Macromolecular materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/02—Inorganic materials
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
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- A61M25/0009—Making of catheters or other medical or surgical tubes
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- A—HUMAN NECESSITIES
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
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- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
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- A—HUMAN NECESSITIES
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- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- Health & Medical Sciences (AREA)
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- Materials For Medical Uses (AREA)
Abstract
Description
도 1은 본 발명에 따른 카테터의 실시예를 도시한다.
도 2는 본 발명의 실시예에 따른 예시적인 카테터 어셈블리의 단면도이다.
도 3은 본 발명의 다른 실시예에 따른 예시적인 카테터 어셈블리의 단면도이다.
| 샘플 | 베이스 폴리머 | 베이스 폴리머 양(g) | PEO 양(g) | T(℃) | 혼합 시간 (mts) |
혼합 속도(rpm) |
| A1 | T93 | 5 | 10 | 140 | 2 | 20 |
| A2 | T93 | 8 | 8 | 140 | 1.5 | 30 |
| A3 | PU | 5 | 10 | 140 | 2 | 30 |
| A4 | PU | 8 | 8 | 140 | 4 | 40 |
| A5 | T60 | 8 | 8 | 140 | 2 | 40 |
| A6 | PB | 10 | 5 | 170 | 4 | 50 |
| A7 | PB | 12 | 4 | 160 | 4 | 50 |
| A8 | PU | 10 | 5 | 140 | 1.5 | 50 |
| A9 | PU | 8 | 8 | 120 | 1.5 | 50 |
| 비 습윤시 치수(mm) | 비 습윤시 중량(g) | 침출 시간(mts) | 샘플 내의 PEO 함량(wt%) | 베이스 폴리머 | 물 내의 PEO 농도(g/l) |
| 5x10x1.7 | 0.097 | 60 | 40 | T93 | 0.74 |
| 5x10x0.8 | 0.054 | 3 | 75 | PU | 0 |
| 6x10x1 | 0.061 | 3 | 50 | T93 | 0 |
| 5x10x1.5 | 0.11 | 3 | 75 | PU | 0 |
| 5x10x1.5 | 0.11 | 60 | 75 | PU | 2.51 |
| 5x10x1.5 | 0.09 | 30 | 75 | PU | 1.10 |
| 5x10x1 | 0.064 | 30 | 50 | T93 | 0.40 |
| 5x10x1.2 | 0.074 | 3 | 50 | PU | 0.10 |
| 5x10x1.2 | 0.077 | 30 | 50 | PU | 0.47 |
| 5x10x1.2 | 0.072 | 60 | 50 | PU | 1.05 |
| 5x10x1.2 | 0.061 | 60 | 50 | PU | 0.82 |
| 5x10x1 | 0.03 | 3 | 50 | PU | 0.04 |
| 5x10x1 | 0.049 | 30 | 50 | PU | 0.38 |
| 샘플 | PU 양(wt%) |
T93 양(wt%) |
PEO 양(wt%) | T(℃) | 혼합 시간 (mts) |
혼합 속도(rpm) |
| B1 | 13 | 87 | 120 | 2 | 70 | |
| B2 | 33 | 66 | 120 | 2 | 70 | |
| B3 | 50 | 50 | 120 | 2 | 70 | |
| B4 | 66 | 33 | 120 | 2 | 70 | |
| B5 | 25 | 75 | 120 | 2 | 70 | |
| B6 | 33 | 66 | 120 | 2 | 70 |
| 샘플 | 팽윤(%) | 습윤(%) |
| B1 | 158 | 100 |
| B2 | 144 | 76 |
| B3 | 147 | 63 |
| B4 | 129 | 60 |
| B5 | 243 | 82 |
| B6 | N/A(경계가 확산되어 측정을 가능하게 함) | 63 |
| 샘플 | 마찰 (1회) |
마찰 (5회) |
마찰 (10회) |
| B3 | 0.083 | 0.133 | 0.166 |
| B4 | 0.093 | N/A | N/A |
| B5 | 0.098 | 0.096 | 0.100 |
| B3-단단한 | 0.091 | 0.090 | 0.091 |
| 샘플 | 베이스 폴리머 PE(wt%) | PEO 양(wt%) | 상용시약 양(wt%) | 탄산칼슘 양 (wt%) |
T(℃) | 혼합 시간 (mts) |
혼합 속도(rpm) |
| C1 | 84 | 10 | 6 | 190 | 2 | 20 | |
| C2 | 78 | 10 | 6 | 6 | 190 | 2 | 20 |
| C3 | 40 | 48 | 12 | 180 | 2 | 20 |
| 샘플 | 베이스 폴리머 PU 양(wt%) | PEO 양(wt%) | PVP 양 (wt%) |
탄산칼슘 양 (wt%) |
T(℃) | 혼합 시간 (mts) |
혼합 속도(rpm) |
| D1 | 60 | 20 | 20 | 140 | 1 | 30 | |
| D2 | 80 | 20 | 150 | 5 | 50 | ||
| D3 | 60 | 20 | 20 | 150 | 5 | 50 |
Claims (18)
- 표면을 구비하되, 습윤 유체에 의해 습윤 시 상기 표면의 적어도 일 부분에 의료 장치의 저-마찰 표면 특성을 제공하는 친수성 표면층을 갖는 기판을 포함하는 의료 장치로,
상기 친수성 표면층을 포함하는 기판의 적어도 하나의 베이스층은 적어도 하나의 베이스 폴리머 및 적어도 하나의 친수성 폴리머를 포함하는 폴리머 블렌드로 제조되고, 상기 적어도 하나의 친수성 폴리머의 농도는 상기 베이스층의 나머지 부분보다 상기 친수성 표면층에서 더 높은 것을 특징으로 하는 의료 장치. - 제1항에 있어서,
상기 친수성 표면과 베이스층의 나머지 부분 사이에 전이층이 있으며, 상기 전이층은 베이스층의 나머지 부분으로부터 친수성 표면 쪽으로 친수성 폴리머의 농도의 점진적인 증가를 제공하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 친수성 표면층의 재료 조성은 건조 상태에서 적어도 70wt%, 바람직하게는 적어도 80wt%, 더욱 바람직하게는 적어도 90wt%, 더욱 바람직하게는 적어도 95wt%, 가장 바람직하게는 적어도 99wt%의 적어도 하나의 폴리머를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 베이스층의 내부의 폴리머 블렌드는 20-90wt%, 바람직하게는 25-75wt%, 가장 바람직하게는 25-50wt%의 적어도 하나의 친수성 폴리머를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 베이스층의 내부의 폴리머 블렌드는 20-80wt%, 바람직하게는 25-75wt%, 가장 바람직하게는 50-75wt%의 적어도 하나의 베이스 폴리머를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
적어도 하나의 친수성 폴리머는, 폴리비닐 화합물, 다당류, 폴리우레탄, 폴리아크릴레이트 또는 비닐 화합물과 아크릴레이트 또는 무수물의 공중합체, 폴리(알킬 에테르), 즉, 폴리옥시에틸렌, 특히, 폴리에틸렌 옥사이드와 같은 폴리에틸렌 옥사이드 또는 폴리프로필렌 옥사이드, 폴리비닐-피롤리돈, 헤파린, 덱스트란, 잔탄검, 폴리비닐 알코올, 하이드록시 프로필 셀룰로오스, 메틸 셀룰로오스, 비닐피롤리돈과 하이드록시 에틸메틸 아크릴레이트의 공중합체 또는 폴리메틸비닐 에테르와 말레 산 무수물의 공중합체, 및 이들의 공중합체로부터 선택되는 적어도 하나의 재료를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 친수성 폴리머는 폴리에틸렌 옥사이드, 폴리(아크릴 산), 폴리비닐-피롤리돈 및 카르복시 메틸 셀룰로오스와 같은 폴리사카라이드 중 적어도 하나를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 친수성 폴리머(들)는 적어도 50kDa, 바람직하게는 적어도 100kDa, 가장 바람직하게는 적어도 200kDa의 분자량을 갖는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 적어도 하나의 베이스 폴리머는 우세한 소수성 폴리머인 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 적어도 하나의 베이스 폴리머는 폴리올레핀 및 열가소성 폴리우레탄과 같은 폴리우레탄 중 적어도 하나를 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 의료 장치는 카테터이며, 바람직하게는 요로 카테터이고, 상기 친수성 표면층은 적어도 삽입 가능한 부분에 제공되는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 기판은 탄산 칼슘 필러와 같은 필러 재료를 또한 포함하는 것을 특징으로 하는 의료 장치. - 선행하는 청구항들 중 어느 한 항에 있어서,
상기 베이스층의 내부는 적어도 2개의 상이한 서브-층을 포함하며, 상기 친수성 표면층에 근접한 외부 서브-층은 상기 친수성 표면층에서 멀리 있는 내부 서브-층보다 높은 농도의 친수성 폴리머(들)를 갖는 것을 특징으로 하는 의료 장치. - 제13항에 있어서,
상기 적어도 2개의 상이한 서브-층들은 함께 공압출되는 것을 특징으로 하는 의료 장치. - 의료 장치, 바람직하게는 요로 카테터를 제조하는 방법으로,
적어도 하나의 베이스 폴리머 및 적어도 하나의 친수성 폴리머를 포함하는 폴리머 블렌드를 준비하는 단계;
상기 폴리머 블렌드로 제조된 적어도 하나의 층을 포함하는 기판을 형성하는 단계;
상기 기판을 습윤 액체에 배치하여, 적어도 하나의 친수성 폴리머가 상기 기판의 표면을 향해 이동하는 단계; 및
상기 기판을 조사하여 상기 폴리머들 사이에 가교 결합을 형성하고, 친수성 폴리머(들)의 추가 이동을 금지시킴으로써, 상기 폴리머 블렌드보다 높은 농도의 친수성 폴리머(들)를 포함하는 안정한 친수성 표면층을 상기 기판의 표면 상에 형성하는 단계를 포함하는 것을 특징으로 하는 제조 방법. - 제15항에 있어서,
습윤 액체에 상기 기판을 배치하는 단계는 습윤 액체와 함께 용기 내에 의료 장치를 배치하는 단계 및 용기를 폐쇄하는 단계를 포함하고, 후속하는 조사 단계는 의료 장치의 살균에도 영향을 미치는 것을 특징으로 하는 제조 방법. - 제15항 또는 제16항에 있어서,
상기 친수성 표면층의 특성을 제어하기 위해 습윤 유체 내에 상기 의료 장치의 배치 및 상기 조사 사이의 대기 시간이 제어되며, 상기 대기 시간은 바람직하게는 1분 내지 24시간의 범위, 더욱 바람직하게는 2분 내지 4시간의 범위, 가장 바람직하게는 3-180분의 범위 내에 있도록 제어되는 것을 특징으로 하는 제조 방법. - 제1항 내지 제14항 중 어느 한 항에 따른 의료 장치, 용기 및 습윤 유체를 포함하는 의료 장치 어셈블리로,
상기 용기는 습윤 유체와 함께 의료 장치를 적어도 일부, 바람직하게는 전체를 수용하여서, 적어도 일부 및 바람직하게는 전체 친수성 표면층이 습윤 상태로 유지되는 것을 특징으로 하는 의료 장치 어셈블리.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15202776.9A EP3187199B1 (en) | 2015-12-28 | 2015-12-28 | Hydrophilic medical device |
| EP15202776.9 | 2015-12-28 | ||
| PCT/EP2016/082410 WO2017114753A1 (en) | 2015-12-28 | 2016-12-22 | Hydrophilic medical device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180098325A true KR20180098325A (ko) | 2018-09-03 |
| KR102758594B1 KR102758594B1 (ko) | 2025-01-22 |
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| KR1020187021078A Active KR102758594B1 (ko) | 2015-12-28 | 2016-12-22 | 친수성 의료 장치 |
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|---|---|
| US (1) | US11724008B2 (ko) |
| EP (2) | EP3693032B1 (ko) |
| JP (1) | JP6938508B2 (ko) |
| KR (1) | KR102758594B1 (ko) |
| CN (1) | CN108430528B (ko) |
| AU (1) | AU2016382838A1 (ko) |
| BR (1) | BR112018012806B1 (ko) |
| DK (2) | DK3693032T3 (ko) |
| HU (1) | HUE049479T2 (ko) |
| WO (1) | WO2017114753A1 (ko) |
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| CN110124185A (zh) * | 2019-06-25 | 2019-08-16 | 华中科技大学同济医学院附属协和医院 | 一种带有可塑性支架的导尿管及用于该支架的消毒装置 |
| US12053593B2 (en) | 2020-04-24 | 2024-08-06 | Convatec Limited | Wetting mechanism for a catheter |
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| AU2021265834B2 (en) | 2020-05-01 | 2025-07-17 | Hollister Incorporated | Medical device products including liquid-drawing members |
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- 2015-12-28 EP EP15202776.9A patent/EP3187199B1/en not_active Not-in-force
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2016
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- 2016-12-22 BR BR112018012806-6A patent/BR112018012806B1/pt not_active IP Right Cessation
- 2016-12-22 KR KR1020187021078A patent/KR102758594B1/ko active Active
- 2016-12-22 JP JP2018533063A patent/JP6938508B2/ja active Active
- 2016-12-22 CN CN201680075227.XA patent/CN108430528B/zh not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| KR102758594B1 (ko) | 2025-01-22 |
| EP3693032A1 (en) | 2020-08-12 |
| DK3693032T3 (da) | 2022-05-16 |
| EP3187199B1 (en) | 2020-04-01 |
| WO2017114753A1 (en) | 2017-07-06 |
| DK3187199T3 (da) | 2020-06-02 |
| BR112018012806B1 (pt) | 2021-07-20 |
| HUE049479T2 (hu) | 2020-09-28 |
| AU2016382838A1 (en) | 2018-06-21 |
| JP2019505277A (ja) | 2019-02-28 |
| CN108430528A (zh) | 2018-08-21 |
| US20190224384A1 (en) | 2019-07-25 |
| JP6938508B2 (ja) | 2021-09-22 |
| BR112018012806A2 (pt) | 2018-12-04 |
| EP3693032B1 (en) | 2022-02-23 |
| CN108430528B (zh) | 2021-06-01 |
| US11724008B2 (en) | 2023-08-15 |
| EP3187199A1 (en) | 2017-07-05 |
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