JP2000511450A - 挿入型医療装置 - Google Patents
挿入型医療装置Info
- Publication number
- JP2000511450A JP2000511450A JP10500754A JP50075498A JP2000511450A JP 2000511450 A JP2000511450 A JP 2000511450A JP 10500754 A JP10500754 A JP 10500754A JP 50075498 A JP50075498 A JP 50075498A JP 2000511450 A JP2000511450 A JP 2000511450A
- Authority
- JP
- Japan
- Prior art keywords
- medical device
- treatment material
- treatment
- type medical
- insertion type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K51/00—Preparations containing radioactive substances for use in therapy or testing in vivo
- A61K51/12—Preparations containing radioactive substances for use in therapy or testing in vivo characterised by a special physical form, e.g. emulsion, microcapsules, liposomes, characterized by a special physical form, e.g. emulsions, dispersions, microcapsules
- A61K51/1282—Devices used in vivo and carrying the radioactive therapeutic or diagnostic agent, therapeutic or in vivo diagnostic kits, stents
-
- 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
-
- 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
- A61L29/16—Biologically active materials, e.g. therapeutic substances
-
- 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
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L31/16—Biologically active materials, e.g. therapeutic substances
-
- 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
- A61F2250/0035—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 release or diffusion time
-
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0067—Means for introducing or releasing pharmaceutical products into the body
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
- A61L2300/406—Antibiotics
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/42—Anti-thrombotic agents, anticoagulants, anti-platelet agents
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/45—Mixtures of two or more drugs, e.g. synergistic mixtures
-
- 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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
- A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Biophysics (AREA)
- Dispersion Chemistry (AREA)
- Anesthesiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Materials For Medical Uses (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.患者の体内に全体的または部分的に挿入される挿入型医療装置において、 内外配置と隣接配置のいずれか一方の形で配置された2つのチューブ状部材と 、 装置内に含有された複数の治療材料を備え、 前記複数の治療材料を構成する一つの治療材料の少なくとも一部は、前記2つ のチューブ状部材の間の領域に配置され、 前記複数の治療材料を構成する別の治療材料は、前記一つの治療材料よりも低 い拡散速度を持ち、 前記一つの治療材料と前記別の治療材料を装置の外部表面にほぼ同時に到達さ せるようにして、これらの治療材料が装置内に供給、配置されることと、前記チ ューブ状部材の少なくとも一つが形成されること、の少なくとも一方が行われる ことを特徴とする挿入型医療装置。 2.前記一つの治療材料の大半は、前記別の治療材料に比べて、前記外部表面か ら遠い位置に配置、供給される ことを特徴とする請求の範囲第1項記載の挿入型医療装置。 3.前記チューブ状部材は、前記別の治療材料を含む ことを特徴とする請求の範囲第2項記載の挿入型医療装置。 4.前記一つの治療材料と前記別の治療材料は、前記一つの治療材料の濃度が前 記領域の中央近傍で高くなると共に、前記別の治療材料の濃度が前記領域の外側 端部近傍で高くなるようにして、前記領域内に層状に配置される ことを特徴とする請求の範囲第2項または第3項記載の挿入型医療装置。 5.前記領域は、前記一つの治療材料と前記別の治療材料の混合物を含み、前記 2つのチューブ状部材は、前記一つの治療材料に対してより高い濃度の前記別の 治療材料を含む ことを特徴とする請求の範囲第2項または第3項記載の挿入型医療装置。 6.前記領域と前記チューブ状部材は、その材料の大半を占めるベース材料を含 む ことを特徴とする請求の範囲第5項記載の挿入型医療装置。 7.前記ベース材料は、シリコンである ことを特徴とする請求の範囲第6項記載の挿入型医療装置。 8.前記一つの治療材料と前記別の治療材料は、シリコンと混合された形で堆積 され、この堆積は、押し出し成形と積層のいずれかの方法によって行われる ことを特徴とする請求の範囲第1項〜第7項のいずれか一つに記載の挿入型医療 装置。 9.前記2つのチューブ状部材が内外配置である場合に、外部のチューブ状部材 の外部表面は、前記別の治療材料とシリコンの混合物によって形成される ことを特徴とする請求の範囲第8項記載の挿入型医療装置。 10.前記2つのチューブ状部材が内外配置である場合に、内部のチューブ状部 材の外部表面は、前記別の治療材料とシリコンの混合物によって形成される ことを特徴とする請求の範囲第8項または第9項記載の挿入型医療装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1892496P | 1996-06-04 | 1996-06-04 | |
US60/018,924 | 1996-06-04 | ||
PCT/US1997/009468 WO1997046268A1 (en) | 1996-06-04 | 1997-06-04 | Implantable medical device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000511450A true JP2000511450A (ja) | 2000-09-05 |
JP4052395B2 JP4052395B2 (ja) | 2008-02-27 |
Family
ID=21790448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50075498A Expired - Lifetime JP4052395B2 (ja) | 1996-06-04 | 1997-06-04 | 挿入型医療装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6599275B1 (ja) |
EP (1) | EP0906129B1 (ja) |
JP (1) | JP4052395B2 (ja) |
AU (1) | AU716764B2 (ja) |
DE (1) | DE69714994T2 (ja) |
DK (1) | DK0906129T3 (ja) |
ES (1) | ES2183191T3 (ja) |
WO (1) | WO1997046268A1 (ja) |
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US5756145A (en) * | 1995-11-08 | 1998-05-26 | Baylor College Of Medicine | Durable, Resilient and effective antimicrobial coating for medical devices and method of coating therefor |
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- 1997-06-04 JP JP50075498A patent/JP4052395B2/ja not_active Expired - Lifetime
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EP0906129B1 (en) | 2002-08-28 |
JP4052395B2 (ja) | 2008-02-27 |
WO1997046268A1 (en) | 1997-12-11 |
US6599275B1 (en) | 2003-07-29 |
EP0906129A1 (en) | 1999-04-07 |
DK0906129T3 (da) | 2002-12-02 |
DE69714994D1 (de) | 2002-10-02 |
AU3294497A (en) | 1998-01-05 |
ES2183191T3 (es) | 2003-03-16 |
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