JP2015534883A - 可撓性の管腔内装置 - Google Patents
可撓性の管腔内装置 Download PDFInfo
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- JP2015534883A JP2015534883A JP2015542785A JP2015542785A JP2015534883A JP 2015534883 A JP2015534883 A JP 2015534883A JP 2015542785 A JP2015542785 A JP 2015542785A JP 2015542785 A JP2015542785 A JP 2015542785A JP 2015534883 A JP2015534883 A JP 2015534883A
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- 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
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/89—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure the wire-like elements comprising two or more adjacent rings flexibly connected by separate members
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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
- 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
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
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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
- 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
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/852—Two or more distinct overlapping stents
-
- 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
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- 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
- A61F2250/0029—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 bending or flexure capacity
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/006—Additional features; Implant or prostheses properties not otherwise provided for modular
- A61F2250/0063—Nested prosthetic parts
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- A—HUMAN NECESSITIES
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- 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
- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
- A61F2250/0098—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers radio-opaque, e.g. radio-opaque markers
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (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)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Pulmonology (AREA)
- Gastroenterology & Hepatology (AREA)
- Biophysics (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Prostheses (AREA)
- Materials For Medical Uses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
Claims (19)
- 第1リング外径を有する反管腔側の第1リング面と、第1リング内径を有する管腔側の第1リング面とを有する、第1リングと、
第2リング外径を有する反管腔側の第2リング面と、第2リング内径を有する管腔側の第2リング面とを有する、第2リングと、
前記第1リングと前記第2リングとを連結するポリマー相互接続部と、
を備える植え込み型装置であって、
前記第1リング外径が前記第2リング内径より小さく、これにより前記第2リングへの前記第1リングの嵌まり込みを促進する、
植え込み型装置。 - 前記ポリマー相互接続部はフルオロポリマーを含む、請求項1に記載の植え込み型装置。
- 前記第1リング又は前記第2リングは自己拡張可能である、請求項1に記載の植え込み型装置。
- 前記第1リング又は前記第2リングは圧縮可能である、請求項1に記載の植え込み型装置。
- 前記第1リング又は前記第2リングはバルーンで拡張可能である、請求項1に記載の植え込み型装置。
- 前記相互接続部は前記第1リングの管腔側の面と前記第2リングの管腔側の面とに接触している、請求項1に記載の植え込み型装置。
- 前記相互接続部は前記第1リングの反管腔側の面と前記第2リングの反管腔側の面とに接触している、請求項1に記載の植え込み型装置。
- 前記相互接続部は前記第1リングの反管腔側の面と前記第2リングの管腔側の面とに接触している、請求項1に記載の植え込み型装置。
- 前記相互接続部は前記第1リングの管腔側の面と前記第2リングの反管腔側の面とに接触している、請求項1に記載の植え込み型装置。
- 前記第2リングの管腔側の面は前記第1リングの反管腔側の面を少なくとも部分的に取り囲む、請求項1に記載の植え込み型装置。
- 前記第1リングと前記第2リングは同心円状である、請求項1に記載の植え込み型装置。
- 前記第1リングと前記第2リングは非同心円状である、請求項1に記載の植え込み型装置。
- 第1リング半径方向強度を有する第1リングと、
第2リング半径方向強度を有する第2リングと、
前記第1リングと前記第2リングとを連結するポリマー相互接続部と、
を備える植え込み型装置であって、
前記第1リング半径方向強度が前記第2リング半径方向強度より小さく、これにより前記第2リングへの前記第1リングの嵌まり込みを促進する、
植え込み型装置。 - 前記ポリマー相互接続部はフルオロポリマーを含む、請求項13に記載の植え込み型装置。
- 前記第1リングは前記相互接続部で部分的にテープ留めされる、請求項14に記載の植え込み型装置。
- 前記第2リングは前記相互接続部で完全にテープ留めされる、請求項14に記載の植え込み型装置。
- 可撓性カテーテルであって、
第1リング外径と第1リング内径とを有する第1リングと、
第2リング外径と第2リング内径とを有する第2リングと、
前記可撓性カテーテルの長手方向の面の全て又は実質的部分を覆うことができ、これにより前記第1リングと前記第2リングとを連結する、ポリマー相互接続部と、
を備え、
前記第1リング外径が前記第2リング内径より小さく、これにより前記第2リングへの前記第1リングの嵌まり込みを促進する、
可撓性カテーテル。 - 前記ポリマー相互接続部はフルオロポリマーを含む、請求項17に記載のカテーテル。
- 第1リング外径を有する反管腔側の第1リング面と、第1リング内径を有する管腔側の第1リング面とを有する、第1リングと、
第2リング外径を有する反管腔側の第2リング面と、第2リング内径を有する管腔側の第2リング面とを有する、第2リングと、
前記第1リングと前記第2リングとを連結する相互接続部と、
第3リング外径を有する反管腔側の第3リング面と、第3リング内径を有する管腔側の第3リング面とを有する、第3リングと、
第4リング外径を有する反管腔側の第4リング面と、第4リング内径を有する管腔側の第4リング面とを有する、第4リングと、
前記第2リングと前記第3リングと前記第4リングとを連結する相互接続部と、を備える植え込み型装置であって、
前記第1リング外径は前記第2リング内径より小さく、
前記第3リング外径は前記第4リング内径より小さい、
植え込み型装置。
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US11707369B2 (en) | 2023-07-25 |
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US10639177B2 (en) | 2020-05-05 |
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