JP6734782B2 - 留置型体内管腔拡張具 - Google Patents
留置型体内管腔拡張具 Download PDFInfo
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- JP6734782B2 JP6734782B2 JP2016557555A JP2016557555A JP6734782B2 JP 6734782 B2 JP6734782 B2 JP 6734782B2 JP 2016557555 A JP2016557555 A JP 2016557555A JP 2016557555 A JP2016557555 A JP 2016557555A JP 6734782 B2 JP6734782 B2 JP 6734782B2
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Images
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
- A61F2/82—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
-
- 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
-
- 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
- A61F2/848—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
-
- 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
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
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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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
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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
- A61F2002/047—Urethrae
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0065—Three-dimensional shapes toroidal, e.g. ring-shaped, doughnut-shaped
-
- 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
- A61F2250/0004—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable
- A61F2250/001—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable for adjusting a diameter
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
BN 膀胱顎
BU 尿道球部
MU 尿道膜性部
PR 前立腺
PU 尿道前立腺部
SP 括約筋
UO 尿道口
10 拡張構造(構造、拡張具)
20、30、40、60、70、80、90、100 拡張具
22 調整ロック機構
24、36、50、64、72、84、94 開口
32 第1端部
34 第2端部
42 開口
44 ピン又はロック
46 支柱
48 ハブ
62 組織アンカー
80、90 拡張具アセンブリ
82 受容部分
102、114、124、134、144、154 管腔
110A、110B、110C、120A、120B、120C、130A、130B、130C、140A、140B、140C リング状構造
112、122、132A、132B、142A、142B、142C コネクタ要素
170、172 拡張アセンブリ
182 バルーン
180、190 軸
Claims (11)
- 尿道前立腺部管腔の開存性を維持する装置であって、
開口を形成し、尿道前立腺部管腔の内層組織に接触する拡張具構造を備え、
前記拡張具構造は、前記拡張具構造の長さに沿って位置される複数のリング状構造を有する単一構造であり、前記複数のリング状構造は、非同一平面上にあり、前記拡張具構造の長さに沿って延びる複数のコネクタ要素によって連結され、これにより、前記装置の全長に沿った各リング状構造は、前記複数のコネクタ要素のうちの1つによって、隣接するリング状構造と互いに離間し、
前記拡張具構造の前記リング状構造は、展開直径が前記尿道前立腺部管腔を拡張した直径に対して比較的大きくなるように、8mm以上のサイズの前記展開直径を有し、
前記拡張具構造は、前記尿道前立腺部管腔の開存性を維持しつつ、前記尿道前立腺部管腔の前記内層組織内に陥入させる高さを有する、装置。 - 前記拡張具構造は、前記構造の直径を変化させる調整機構を備える、請求項1に記載の装置。
- 組織拡張を促進するため、前記拡張具構造に沿って規定される1つ以上の固定構造をさらに備える、請求項1に記載の装置。
- 前記拡張具構造の高さは、0.2mm〜1.5mmである、請求項1に記載の装置。
- 前記拡張具構造の幅は、0.2mm〜1.5mmである、請求項1に記載の装置。
- 1つ以上の追加拡張具構造をさらに備え、前記各拡張具構造は、組織陥入を促進するため、互いに3mm〜20mm離間する、請求項1に記載の装置。
- 前記複数のリング状構造のうちの各リング状構造は、1つのループのみである、請求項1に記載の装置。
- 尿道前立腺部管腔の開存性を維持する装置の尿道前立腺部拡張具であって、
開口を形成し、尿道前立腺部管腔の内層組織に接触する拡張具構造を備え、
前記拡張具構造は、低姿勢構成と拡張構成とを有する単一長尺ワイヤを備え、前記拡張構成は、複数のリング状構造を備え、前記拡張構成における前記装置の全長に沿った各リング状構造は、長尺コネクタ要素によって各隣接するリング状構造から長手方向に離間し、
前記ワイヤは、各々が、拡張して尿道前立腺部の壁部と接触可能な部分的リング状構造に拡張することのできる遠位領域及び近位領域を有し、
前記リング状構造は、前記長尺コネクタ要素に直角であり、
前記拡張具構造は、前記尿道前立腺部管腔の開存性を維持しつつ、前記尿道前立腺部管腔の前記内層組織内に陥入させる高さを有する、尿道前立腺部拡張具。 - 前記拡張具構造は、3つのリング状構造を有する、請求項8に記載の尿道前立腺部拡張具。
- 前記ワイヤの近位端及び遠位端の少なくとも一方は、鋭利でない無傷先端部である、請求項8に記載の尿道前立腺部拡張具。
- 前記複数のリング状構造のうちの各リング状構造は、1つのループのみである、請求項8に記載の尿道前立腺部拡張具。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461953212P | 2014-03-14 | 2014-03-14 | |
US61/953,212 | 2014-03-14 | ||
US201462035826P | 2014-08-11 | 2014-08-11 | |
US62/035,826 | 2014-08-11 | ||
PCT/US2015/020235 WO2015138763A1 (en) | 2014-03-14 | 2015-03-12 | Indwelling body lumen expander |
Related Child Applications (1)
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JP2019028438A Division JP2019072595A (ja) | 2014-03-14 | 2019-02-20 | 留置型体内管腔拡張具 |
Publications (2)
Publication Number | Publication Date |
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JP2017507752A JP2017507752A (ja) | 2017-03-23 |
JP6734782B2 true JP6734782B2 (ja) | 2020-08-05 |
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Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
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JP2016557555A Active JP6734782B2 (ja) | 2014-03-14 | 2015-03-12 | 留置型体内管腔拡張具 |
JP2019028438A Withdrawn JP2019072595A (ja) | 2014-03-14 | 2019-02-20 | 留置型体内管腔拡張具 |
JP2021021636A Pending JP2021073041A (ja) | 2014-03-14 | 2021-02-15 | 留置型体内管腔拡張具 |
JP2021021635A Pending JP2021073040A (ja) | 2014-03-14 | 2021-02-15 | 留置型体内管腔拡張具 |
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JP2021021635A Pending JP2021073040A (ja) | 2014-03-14 | 2021-02-15 | 留置型体内管腔拡張具 |
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2015
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- 2015-03-12 CN CN201580013396.6A patent/CN106456949B/zh active Active
- 2015-03-12 CA CA2942494A patent/CA2942494C/en active Active
- 2015-03-12 EP EP15760826.6A patent/EP3116583B1/en active Active
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AU2020200817B2 (en) | 2022-02-17 |
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AU2020200817A1 (en) | 2020-02-20 |
CA2942494A1 (en) | 2015-09-17 |
EP3116583A4 (en) | 2017-10-25 |
US20240293215A1 (en) | 2024-09-05 |
AU2015229323A1 (en) | 2016-09-22 |
JP2021073041A (ja) | 2021-05-13 |
US20150257908A1 (en) | 2015-09-17 |
EP3116583A1 (en) | 2017-01-18 |
JP2021073040A (ja) | 2021-05-13 |
JP2017507752A (ja) | 2017-03-23 |
WO2015138763A1 (en) | 2015-09-17 |
EP3116583B1 (en) | 2024-03-06 |
AU2015229323B2 (en) | 2019-11-07 |
CN106456949B (zh) | 2019-11-01 |
CN106456949A (zh) | 2017-02-22 |
JP2019072595A (ja) | 2019-05-16 |
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