KR102763216B1 - 친수성 표면을 갖는 유방 보형물 - Google Patents
친수성 표면을 갖는 유방 보형물 Download PDFInfo
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- KR102763216B1 KR102763216B1 KR1020210006286A KR20210006286A KR102763216B1 KR 102763216 B1 KR102763216 B1 KR 102763216B1 KR 1020210006286 A KR1020210006286 A KR 1020210006286A KR 20210006286 A KR20210006286 A KR 20210006286A KR 102763216 B1 KR102763216 B1 KR 102763216B1
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- 210000000481 breast Anatomy 0.000 title claims abstract description 75
- 239000007943 implant Substances 0.000 title claims abstract description 54
- 230000005660 hydrophilic surface Effects 0.000 title abstract description 3
- 208000015917 breast implant-associated anaplastic large cell lymphoma Diseases 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims description 14
- 210000001519 tissue Anatomy 0.000 claims description 13
- 230000032770 biofilm formation Effects 0.000 claims description 8
- 241000191940 Staphylococcus Species 0.000 claims description 7
- 241000191967 Staphylococcus aureus Species 0.000 claims description 7
- 210000002615 epidermis Anatomy 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- 244000063299 Bacillus subtilis Species 0.000 claims description 2
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 2
- 241000194031 Enterococcus faecium Species 0.000 claims description 2
- 241000186779 Listeria monocytogenes Species 0.000 claims description 2
- 241000589517 Pseudomonas aeruginosa Species 0.000 claims description 2
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 8
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- 238000002513 implantation Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 229920005573 silicon-containing polymer Polymers 0.000 description 2
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- 241000440580 Mammaria Species 0.000 description 1
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- 230000001580 bacterial effect Effects 0.000 description 1
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- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
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- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/12—Mammary prostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
- A61F2002/0081—Special surfaces of prostheses, e.g. for improving ingrowth directly machined on the prosthetic surface, e.g. holes, grooves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0025—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in roughness
-
- 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
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/18—Modification of implant surfaces in order to improve biocompatibility, cell growth, fixation of biomolecules, e.g. plasma treatment
-
- 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
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/04—Materials or treatment for tissue regeneration for mammary reconstruction
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Dermatology (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
도 2a 내지 도 2c는 실시예 1의 유방 보형물의 쉘 표면 접촉각을 3회 측정한 결과이다.
도 3a 내지 도 3c는 실시예 2의 유방 보형물의 쉘 표면 접촉각을 3회 측정한 결과이다.
도 4a 내지 도 4c는 비교예 1의 유방 보형물의 쉘 표면 접촉각을 3회 측정한 결과이다.
도 5a 내지 도 5c는 비교예 2의 유방 보형물의 쉘 표면 접촉각을 3회 측정한 결과이다.
도 6a 내지 도 6c는 비교예 3의 유방 보형물의 쉘 표면 접촉각을 3회 측정한 결과이다.
도 7은 실시예 및 비교예의 유방 보형물의 쉘 표면에 스타필로코커스 아우레우스 (Staphylococcus aureus)를 24시간 동안 배양하여 바이오필름 형성 정도를 측정한 결과이다.
도 8은 실시예 및 비교예의 유방 보형물의 쉘 표면에 스타필로코커스 에피덜미디스 (staphylococcus epidermis)를 24시간 동안 배양하여 바이오필름 형성 정도를 측정한 결과이다.
| 구분 | 산술 평균 거칠기 (Roughness; Ra) (μm) |
첨도 값
(kurtosis value; Sku) |
왜도 값
(skewness value, Ssk) |
| 실시예 1 | 5.96 ± 0.41 | 4.23 ± 0.68 | 0.36 ± 0.19 |
| 실시예 2 | 0.40 ± 0.20 | 14.70 ± 12.56 | 0.45 ± 0.53 |
| 샘플 | 접촉각 (°) | 평균 (°) | ||
| 1 | 실시예 1 | 1-1 | 87.48 | 93.28±5.80 |
| 1-2 | 95.90 | |||
| 1-3 | 96.48 | |||
| 2 | 실시예 2 | 2-1 | 93.39 | 93.55±1.89 |
| 2-2 | 95.44 | |||
| 2-3 | 91.82 | |||
| 3 | 비교예 1 | 3-1 | 100.79 | 99.05±1.74 |
| 3-2 | 97.83 | |||
| 3-3 | 98.55 | |||
| 4 | 비교예 2 | 4-1 | 100.73 | 102.85±2.46 |
| 4-2 | 105.31 | |||
| 4-3 | 102.50 | |||
| 5 | 비교예 3 | 5-1 | 115.96 | 109.95±6.01 |
| 5-2 | 106.93 | |||
| 5-3 | 106.96 | |||
110: 쉘
120: 충전물
Claims (11)
- 외벽을 구성하는 쉘; 및
상기 쉘의 내측에 수용된 충전물을 포함하는 유방 보형물로서,
상기 쉘의 외부 표면은 85°내지 98°의 표면 접촉각(contact angle)을 갖고,
상기 유방 보형물은 스타필로코커스 아우레우스 (Staphylococcus aureus), 스타필로코커스 에피덜미디스 (staphylococcus epidermis), 슈도모나스 애루지노사 (Pseudomonas aeruginosa), 바실러스 서브틸리스(Bacillus subtilis), 리스테리아 모노사이토젠(Listeria monocytogenes) 및 엔테로코커스 파시엄(Enterococcus faecium)으로 이루어진 군에서 선택된 어느 하나의 균주의 바이오필름(biofilm) 형성을 억제하는 것이고,
상기 쉘은 실리콘 소재인 것인, 유방 보형물. - 청구항 1에 있어서, 상기 쉘의 외부 표면은 87° 내지 98°인 표면 접촉각(contact angle)을 갖는 것인 유방 보형물.
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 산술 평균 거칠기(Ra) 값이 0.20 μm 내지 8.00 μm인 것인 유방 보형물.
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 산술 평균 거칠기(Ra) 값이 4.00 μm 내지 8.00 μm인 것인 유방 보형물.
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 산술 평균 거칠기 (Ra) 값이 0.20 μm 내지 0.80 μm인 것인 유방 보형물.
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 조직과 접촉하는 볼록-만곡된 표면을 갖는 것인 유방 보형물.
- 삭제
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 첨도 값(kurtosis value, Sku)이 3.00 내지 5.00이고, 왜도 값(skewness value, Ssk)이 0.10 내지 0.60인 것인 유방 보형물,
- 청구항 1에 있어서, 상기 쉘의 외부 표면은 첨도 값(kurtosis value, Sku) 이 2.00 내지 28.00이고, 왜도 값(skewness value, Ssk)이 -0.10 내지 1.00인 것인 유방 보형물.
- 삭제
- 청구항 1에 있어서, 상기 유방 보형물은 유방 보형물 연관 역형성 대세포 림프종(Breast Implant-Associated Anaplastic Large Cell Lymphoma: BIA-ALCL)을 억제하는 것인 유방 보형물.
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| KR102763216B1 true KR102763216B1 (ko) | 2025-02-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010522627A (ja) | 2007-03-29 | 2010-07-08 | タイレックス・ファーマ・インコーポレイテッド | 乳房インプラント用生体分解性ポリマーカバー材 |
| US20130110237A1 (en) * | 2001-04-23 | 2013-05-02 | University Of Pennsylvania | Antibacterial coatings that inhibit biofilm formation on implants |
| WO2018187782A1 (en) * | 2017-04-07 | 2018-10-11 | The Board Of Trustees Of The University Of Illinois | Nanostructured polymer-based compositions and methods to fabricate the same |
| US20200188078A1 (en) | 2014-02-17 | 2020-06-18 | Establishment Labs S.A. | Textured surfaces for breast implants |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240159020A (ko) * | 2016-05-11 | 2024-11-05 | 이스타블리쉬먼트 렙스 에스.에이. | 의료 임플란트 및 이의 제조 방법 |
| US20220202996A1 (en) * | 2019-05-08 | 2022-06-30 | Seoul National University Hospital | Medical implant surface-modified with functional polypeptide |
-
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- 2021-01-15 KR KR1020210006286A patent/KR102763216B1/ko active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130110237A1 (en) * | 2001-04-23 | 2013-05-02 | University Of Pennsylvania | Antibacterial coatings that inhibit biofilm formation on implants |
| JP2010522627A (ja) | 2007-03-29 | 2010-07-08 | タイレックス・ファーマ・インコーポレイテッド | 乳房インプラント用生体分解性ポリマーカバー材 |
| JP2014014720A (ja) | 2007-03-29 | 2014-01-30 | Tyrx Inc | 乳房インプラント用生体分解性ポリマーカバー材 |
| US20200188078A1 (en) | 2014-02-17 | 2020-06-18 | Establishment Labs S.A. | Textured surfaces for breast implants |
| WO2018187782A1 (en) * | 2017-04-07 | 2018-10-11 | The Board Of Trustees Of The University Of Illinois | Nanostructured polymer-based compositions and methods to fabricate the same |
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| KR20220103539A (ko) | 2022-07-22 |
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