JP2016529983A - 尿管ステント波形インターレイヤーおよびインタースティッチング - Google Patents
尿管ステント波形インターレイヤーおよびインタースティッチング 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
- 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
- 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
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M27/008—Implant devices for drainage of body fluids from one part of the body to another pre-shaped, for use in the urethral or ureteral tract
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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
- A61F2002/048—Ureters
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0076—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof multilayered, e.g. laminated structures
-
- 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
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0006—Rounded shapes, e.g. with rounded corners circular
-
- 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
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/0008—Rounded shapes, e.g. with rounded corners elliptical or oval
-
- 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
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/001—Figure-8-shaped, e.g. hourglass-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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0017—Angular shapes
-
- 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
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0017—Angular shapes
- A61F2230/0021—Angular shapes square
-
- 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
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0017—Angular shapes
- A61F2230/0023—Angular shapes triangular
-
- 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
- A61F2250/0018—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 elasticity, stiffness or compressibility
-
- 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
- A61F2250/0029—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
-
- 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
- A61F2250/0036—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 thickness
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- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Cardiology (AREA)
- Otolaryngology (AREA)
- Ophthalmology & Optometry (AREA)
- Urology & Nephrology (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
Claims (18)
- 尿管ステント(100)であって、
管腔(106)を画定する中空ボディ(105)であって、(i)患者の腎臓内部または付近に配置される遠位腎臓部(140)、(ii)患者の膀胱内に配置される近位膀胱部(120)、および(iii)前記遠位および近位部の間で、前記患者の尿管内に配置される尿管部(180)を有する、中空ボディ(105)と、
前記中空ボディは、第1材料層(132)および、前記中空ボディの長さ方向の少なくとも一部を通じて伸長する堅固部材(134、136、150A−150H)を有し、前記堅固部材は長さ方向に沿って変化する硬さ特性を有し、
前記堅固部材は、前記第1材料層の内部に埋め込まれた少なくともひとつの材料のストランド(150A−150H)を有する、ことを特徴とする尿管ステント(100)。 - 前記堅固部材は、前記遠位腎臓部において第1の硬さ特性を有し、前記尿管部および前記近位膀胱部の一方または両方において前記第1の硬さ特性とは異なる第2の硬さ特性を有する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記堅固部材は、前記近位膀胱部において第1の硬さ特性を有し、前記尿管部および前記遠位腎臓部の一方または両方において、前記第1の硬さ特性とは異なる第2の硬さ特性を有する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記堅固部材は、前記尿管部において、第1の硬さ特性を有し、前記遠位腎臓部および前記近位膀胱部の一方または両方において、前記第1の硬さ特性とは異なる第2の硬さ特性を有する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記堅固部材は、前記遠位膀胱部において、第1の硬さ特性を有し、前記尿管部において前記第1の硬さ特性とは異なる第2の硬さ特性を有し、前記近位膀胱部において前記第1および第2の硬さ特性とは異なる第3の硬さ特性を有する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記堅固部材は、前記第1材料層の第1の硬さとは異なる第2の硬さを有する少なくとも第2の材料層(134、136)を有する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記第1材料と前記第2材料層との間のインターフェースの形状は、硬さ特性を変化させるべく、前記中空ボディの長さ方向に沿って変化する、ことを特徴とする請求項6に記載の尿管ステント。
- 前記第1材料層および前記第2材料層の断面積は、前記硬さ特性を変化させるべく、前記中空ボディの長さ方向に沿って変化する、ことを特徴とする請求項6に記載の尿管ステント。
- 前記第2材料層の硬さは、硬さ特性を変化させるべく、前記中空ボディの長さ方向に沿って変化する、ことを特徴とする請求項6に記載の尿管ステント。
- 前記堅固部材は、異なる硬さ特性を有する複数の付加的材料層(134、136)を有し、前記付加的材料層の数は、前記中空ボディの長さ方向に沿って変化する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記少なくともひとつの材料のストランドの厚さは、前記中空ボディの長さ方向に沿って変化する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記少なくともひとつの材料のストランドの断面形状は、前記中空ボディの長さに沿って変化する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記少なくともひとつの材料のストランドのパスは、前記中空ボディの長さに沿って変化する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記材料のストランドの数は、前記中空ボディの長さに沿って変化する、ことを特徴とする請求項1に記載の尿管ステント。
- 前記少なくともひとつのストランドは、互いに異なる硬さ特性を有する第1ストランドおよび第2ストランドを有し、前記第1ストランドは、前記中空ボディの長手軸線方向に関して前記中空ボディの第1側に配置され、前記第2のストランドは、前記中空ボディの前記長手軸線に関して前記中空ボディの第2側に配置され、前記中空ボディは所定の屈曲方向に曲がる、ことを特徴とする請求項1に記載の尿管ステント。
- 尿管ステント(100)であって、
管腔(106)を画定する中空ボディ(105)であって、(i)患者の腎臓内部または付近に配置される遠位腎臓部(140)、(ii)患者の膀胱内に配置される近位膀胱部(120)、および(iii)前記遠位および近位部の間で、前記患者の尿管内に配置される尿管部(180)を有する、中空ボディ(105)と、
前記中空ボディは、前記中空ボディの長さ方向の少なくとも一部を通じて伸長する、第1材料層(132)および堅固部材(134、136、150A−150H)を有し、
前記第1材料層の前記第1材料は、前記第2材料層の前記第2材料とは異なり、
前記第1および第2材料層の一方または両方の、厚さ、断面形状および長手方向断面形状の少なくともひとつは、前記中空ボディの長さ方向に沿って変化し、
前記第1および第2材料層の一方または両方の前記厚さ、前記断面形状、および前記長手軸線方向の形状の少なくともひとつは、前記中空ボディの前記遠位腎臓部、前記近位膀胱部、および、前記尿管部の間で変化する、ことを特徴とする尿管ステント(100)。 - 尿管ステント(100)であって、
管腔(106)を画定する中空ボディ(105)であって、(i)患者の腎臓内部または付近に配置される遠位腎臓部(140)、(ii)患者の膀胱内に配置される近位膀胱部(120)、および(iii)前記遠位および近位部の間で、前記患者の尿管内に配置される尿管部(180)を有する、中空ボディ(105)と、
前記中空ボディは、第1の材料層(132)および、前記第1の材料層内に埋め込まれ、かつ、前記中空ボディの長さ方向の少なくとも一部を通じて伸長する少なくともひとつの材料のストランド(150A−150H)を有し、前記中空ボディの長さ方向に沿って、
(a)少なくともひとつの材料のストランドの厚さ、
(b)前記少なくともひとつの材料のストランドの断面形状、
(c)前記少なくともひとつの材料のストランドのパス、
(d)前記材料のストランドの数、
の少なくともひとつが変化する、ことを特徴とする尿管ステント。 - 前記(a)少なくともひとつの材料のストランドの厚さ、(b)前記少なくともひとつの材料のストランドの断面形状、(c)前記少なくともひとつの材料のストランドのパス、および(d)前記材料のストランドの数の少なくともひとつが、前記中空ボディの前記遠位腎臓部、前記近位膀胱部、および、前記尿管部との間で変化する、ことを特徴とする請求項17に記載の尿管ステント。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/077,807 | 2013-11-12 | ||
US14/077,807 US9242079B2 (en) | 2013-11-12 | 2013-11-12 | Ureteral stents with waveform interlayers and interstitching |
PCT/US2014/063066 WO2015073216A1 (en) | 2013-11-12 | 2014-10-30 | Ureteral stents with waveform interlayers and interstitching |
Publications (3)
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JP2016529983A true JP2016529983A (ja) | 2016-09-29 |
JP2016529983A5 JP2016529983A5 (ja) | 2016-11-10 |
JP6227145B2 JP6227145B2 (ja) | 2017-11-08 |
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JP2016533518A Active JP6227145B2 (ja) | 2013-11-12 | 2014-10-30 | 尿管ステント波形インターレイヤーおよびインタースティッチング |
Country Status (6)
Country | Link |
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US (2) | US9242079B2 (ja) |
EP (2) | EP3912670A1 (ja) |
JP (1) | JP6227145B2 (ja) |
CN (2) | CN105358209B (ja) |
ES (1) | ES2890673T3 (ja) |
WO (1) | WO2015073216A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5408682B1 (ja) * | 2013-06-28 | 2014-02-05 | ガデリウス・メディカル株式会社 | ステントキット |
US9242079B2 (en) * | 2013-11-12 | 2016-01-26 | Gyrus Acmi, Inc. | Ureteral stents with waveform interlayers and interstitching |
CN106456947A (zh) * | 2014-06-12 | 2017-02-22 | 安东尼奥·桑布塞蒂 | 用作用于肾盂的和/或输尿管肾盂连接部的切除组织的组织重建的装置的支撑件的、具有j型端部并且具有可扩张的球囊的装置 |
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CN105358209A (zh) | 2016-02-24 |
ES2890673T8 (es) | 2022-02-03 |
JP6227145B2 (ja) | 2017-11-08 |
CN105358209B (zh) | 2020-06-12 |
CN111544158A (zh) | 2020-08-18 |
WO2015073216A1 (en) | 2015-05-21 |
ES2890673T3 (es) | 2022-01-21 |
EP3068480A1 (en) | 2016-09-21 |
US10080641B2 (en) | 2018-09-25 |
EP3912670A1 (en) | 2021-11-24 |
CN111544158B (zh) | 2023-04-25 |
EP3068480B1 (en) | 2021-08-25 |
US9242079B2 (en) | 2016-01-26 |
US20150134073A1 (en) | 2015-05-14 |
US20160089229A1 (en) | 2016-03-31 |
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