JP6416386B2 - 優れた変形性と剛性とを有する熱可塑性ギプスおよびその製造方法 - Google Patents
優れた変形性と剛性とを有する熱可塑性ギプスおよびその製造方法 Download PDFInfo
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/0104—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations without articulation
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- 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
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/04—Plaster of Paris bandages; Other stiffening bandages
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
- A61F5/058—Splints
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- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/04—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints
- A61F5/05—Devices for stretching or reducing fractured limbs; Devices for distractions; Splints for immobilising
- A61F5/058—Splints
- A61F5/05825—Strips of substantially planar form
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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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/07—Stiffening bandages
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/07—Stiffening bandages
- A61L15/12—Stiffening bandages containing macromolecular materials
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/07—Stiffening bandages
- A61L15/12—Stiffening bandages containing macromolecular materials
- A61L15/125—Mixtures of macromolecular compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14065—Positioning or centering articles in the mould
- B29C45/14073—Positioning or centering articles in the mould using means being retractable during injection
-
- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F2005/0181—Protectors for articulations
-
- 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
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F2005/0197—Orthopaedic devices, e.g. splints, casts or braces with spring means
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Nursing (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Materials For Medical Uses (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
この工程では、ネット形状の網状体の形態のコア材料は、射出成形またはプレス加工により、一定のサイズと形状を有する開口を規則的に形成することによって成形される。この点で、コア材料10を形成する材料は、合成樹脂エラストマー(例えば、PU、PE、軟質PVCおよびPPコポリマー)で形成される。そのエラストマーは、構造体20を形成するポリカプロラクトン複合材料の融点よりも高い融点を有する。これは、コア材料10が室温でさえ、最初に成形された形状を維持することができる。こうして、後述されるコア材料取付工程において、コア材料10は、構造体製造用金型2の内部に容易に設置される。したがって、大量生産が可能になる。
この工程では、コア材料10は、構造体製造用金型2の内部に取り付けられる。その結果、構造体20は、構造体成形工程S300によってコア材料10の外周面に成形され、取り付けられる。この目的のため、本発明は、図5aおよび図5bに示すように、ネット形状を有しながら、上部に傾斜部または湾曲部を有するガイドキャップ2Bを含む。そのガイドキャップ2Bは、構造体製造用金型2の上方に位置されている。また、本発明は、構造体製造用金型2にコア材料10を押し出すように働く押圧部材2Cを含む。このような構成により、まず、コア材料10がガイドキャップ2B上に置かれ、その後、押圧部材2Cが構造体製造用金型2に向けて下方に移動すると、ガイドキャップ2B上に置かれたコア材料10は、ガイドキャップ2Bの傾斜部または湾曲部に沿ってスライドしながら下方に移動する。そして、構造体製造用金型2の内側に容易に取り付けられる。したがって、構造体20は、コア材料10の外側に均一に取り付けられる。それにより、大量生産が可能になる。
この工程において、コア材料10がコア材料取付工程S200によって構造体製造用金型2内に取り付けられた後、ポリカプロラクトン複合材料で形成された構造体20は、コア材料10をカバーするために、コア材料10の外周面に成形される。前の工程において、コア材料10は、構造体製造用金型2の溝2Aの中央に位置するように取り付けられているが、主材料としてポリカプロラクトンを含むポリカプロラクトン複合材料は、コア材料10の外側と、構造体製造用金型2の溝2Aとの間の空間に注入される(インサート注入される)。したがって、ポリカプロラクトン複合材料の構造体20は、コア材料10の外周面を囲むように成形される。
この工程において、外側カバー30は、構造体20の外側に成形される。この工程は、必要に応じて、選択的に実行される。
2:構造体製造用金型
3:外側カバー製造用金型
2A:溝
2B:ガイドキャップ
2C:押圧部材
2D:スペーサ
2E:突起
3A:成形溝
3B:可動挿入スペーサ
3C:可動支持スペーサ
3D、3E、3Fおよび3G:可動支持スペーサ
10:コア材料
20:構造体
21:溝
30:外側カバー
F:固定部材
Claims (10)
- 骨折部のような患者の身体をカバーし、固定する熱可塑性ギプスであって、
前記患者の前記骨折部の少なくとも一部をカバーするように構成された構造体と、
前記構造体をカバーするように構成された外側カバーと、を含み、
前記構造体は、熱によって前記骨折部の前記一部に合うように変形されるよう熱可塑性樹脂を含み、
前記構造体は、ネット形状体として形成され、
前記構造体は、特有の部分を有し、
前記特有の部分の厚さは、その周りの別の部分の厚さよりも薄くなるように形成されており、
前記特有の部分は、内側に凹没した溝であり、
前記外側カバーは、前記溝に配置されることを特徴とする熱可塑性ギプス。 - 前記特有の部分は、傾斜面を有する請求項1に記載の熱可塑性ギプス。
- 前記特有の部分は、前記構造体が交差する部分である請求項1または2に記載の熱可塑性ギプス。
- 前記外側カバーの下面の厚さは、両側面の厚さよりも厚く形成されている請求項1ないし3のいずれかに記載の熱可塑性ギプス。
- 射出成形またはプレス加工によるネット形状の合成樹脂エラストマーの成形による、前記ネット形状を有するコア材料をさらに含み、
前記構造体は、前記コア材料をカバーする請求項1ないし4のいずれかに記載の熱可塑性ギプス。 - 前記外側カバーは、インサート射出によって前記構造体をカバーするように形成されている請求項1ないし5のいずれかに記載の熱可塑性ギプス。
- 前記構造体は、ポリカプロラクトン複合体を含む請求項1ないし6のいずれかに記載の熱可塑性ギプス。
- ガラス繊維、炭素繊維またはポリエチレンテレフタレート繊維は、前記ポリカプロラクトン複合体に加えられる請求項7に記載の熱可塑性ギプス。
- ポリエチレン(PE)、ポリウレタン(PU)またはポリブテン(PB)は、前記ポリカプロラクトン複合体に加えられる請求項7または8に記載の熱可塑性ギプス。
- 核形成剤として、タルク、ソルビトールおよび安息香酸ナトリウムのいずれか一つは、前記ポリカプロラクトン複合体に加えられる請求項7ないし9のいずれかに記載の熱可塑性ギプス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2014-0078562 | 2014-06-26 | ||
KR1020140078562A KR101538642B1 (ko) | 2014-06-26 | 2014-06-26 | 변형성과 강성이 우수한 열가소성 캐스트 및 그 제조방법 |
PCT/KR2015/006515 WO2015199474A1 (ko) | 2014-06-26 | 2015-06-25 | 변형성과 강성이 우수한 열가소성 캐스트 및 그 제조방법 |
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JP2017515641A JP2017515641A (ja) | 2017-06-15 |
JP6416386B2 true JP6416386B2 (ja) | 2018-10-31 |
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JP2017512622A Active JP6416386B2 (ja) | 2014-06-26 | 2015-06-25 | 優れた変形性と剛性とを有する熱可塑性ギプスおよびその製造方法 |
Country Status (6)
Country | Link |
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US (1) | US11344441B2 (ja) |
EP (1) | EP3162326A4 (ja) |
JP (1) | JP6416386B2 (ja) |
KR (1) | KR101538642B1 (ja) |
CN (2) | CN106456350B (ja) |
WO (1) | WO2015199474A1 (ja) |
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MX2018001467A (es) * | 2015-08-04 | 2018-08-01 | Openm Inc | Yeso termoplastico. |
KR101909214B1 (ko) * | 2016-08-02 | 2018-10-18 | 주식회사 오픈엠 | 열가소성 캐스트 |
KR101622883B1 (ko) * | 2015-08-04 | 2016-05-19 | 주식회사 우리소재 | 완충패드를 구비하는 열가소성 캐스트. |
KR200484844Y1 (ko) * | 2017-02-03 | 2017-10-31 | (주)한독메디텍 | 그물형 캐스트에 탈착가능하게 장착되는 2단 고정클립 및 그것이 적용된 그물형 캐스트 |
KR101985881B1 (ko) * | 2017-02-22 | 2019-09-03 | (주)포스메디칼 | 골절 환자용 깁스 |
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KR101425883B1 (ko) * | 2012-11-28 | 2014-08-04 | 주식회사 우리소재 | 캐스트 및 그 제조방법 |
CN103735360A (zh) * | 2014-01-20 | 2014-04-23 | 广州科莱瑞迪医疗器材有限公司 | 热塑绷带 |
US20150282975A1 (en) * | 2014-04-07 | 2015-10-08 | Lawrence D. Herzman | Orthopedic Cast |
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2014
- 2014-06-26 KR KR1020140078562A patent/KR101538642B1/ko active IP Right Grant
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2015
- 2015-06-25 WO PCT/KR2015/006515 patent/WO2015199474A1/ko active Application Filing
- 2015-06-25 CN CN201580034399.8A patent/CN106456350B/zh active Active
- 2015-06-25 EP EP15811239.1A patent/EP3162326A4/en active Pending
- 2015-06-25 JP JP2017512622A patent/JP6416386B2/ja active Active
- 2015-06-25 US US15/306,488 patent/US11344441B2/en active Active
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CN106456350A (zh) | 2017-02-22 |
US11344441B2 (en) | 2022-05-31 |
EP3162326A1 (en) | 2017-05-03 |
JP2017515641A (ja) | 2017-06-15 |
CN112336522A (zh) | 2021-02-09 |
CN106456350B (zh) | 2020-10-30 |
US20170042715A1 (en) | 2017-02-16 |
EP3162326A4 (en) | 2018-04-04 |
WO2015199474A1 (ko) | 2015-12-30 |
KR101538642B1 (ko) | 2015-07-22 |
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