JP2022544149A - 遠位保護構造を有するインプラント送達アセンブリ - Google Patents
遠位保護構造を有するインプラント送達アセンブリ Download PDFInfo
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- JP2022544149A JP2022544149A JP2022507634A JP2022507634A JP2022544149A JP 2022544149 A JP2022544149 A JP 2022544149A JP 2022507634 A JP2022507634 A JP 2022507634A JP 2022507634 A JP2022507634 A JP 2022507634A JP 2022544149 A JP2022544149 A JP 2022544149A
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- implant
- delivery
- distal
- protection structure
- wire assembly
- Prior art date
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- 239000007943 implant Substances 0.000 title claims abstract description 207
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 210000005166 vasculature Anatomy 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 7
- 241000124008 Mammalia Species 0.000 claims description 2
- 239000000463 material Substances 0.000 description 9
- 238000002513 implantation Methods 0.000 description 6
- 239000003550 marker Substances 0.000 description 6
- 239000000560 biocompatible material Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 3
- 229910001000 nickel titanium Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000012867 bioactive agent Substances 0.000 description 2
- 230000000975 bioactive effect Effects 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229910000701 elgiloys (Co-Cr-Ni Alloy) Inorganic materials 0.000 description 2
- 229920000295 expanded polytetrafluoroethylene Polymers 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229940124597 therapeutic agent Drugs 0.000 description 2
- 206010002329 Aneurysm Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 238000012377 drug delivery Methods 0.000 description 1
- 230000003073 embolic effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229920000431 shape-memory polymer Polymers 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
- 210000001631 vena cava inferior Anatomy 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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
- A61F2/01—Filters implantable into blood vessels
- A61F2/013—Distal protection devices, i.e. devices placed distally in combination with another endovascular procedure, e.g. angioplasty or stenting
-
- 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
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
-
- 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
-
- 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
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
-
- 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
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
- A61F2002/9665—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod with additional retaining means
-
- 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
- A61F2230/0028—Shapes in the form of latin or greek characters
- A61F2230/005—Rosette-shaped, e.g. star-shaped
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
【選択図】図4C
Description
Claims (10)
- 哺乳動物の血管系内の標的部位にインプラントを展開するための送達システムであって、前記インプラントは、圧縮された送達構成および拡張された展開構成を有し、前記送達システムが、
管腔を有する送達カテーテルと、
前記送達カテーテルの管腔内に少なくとも部分的に配置された細長い送達ワイヤアセンブリであって、当該送達ワイヤアセンブリは前記送達カテーテルに対して並進可能であり、前記インプラントを含む前記送達ワイヤアセンブリの遠位部分が前記送達カテーテルの管腔内に拘束されて前記インプラントが圧縮された送達構成にある場合に、前記インプラントが座するように構成されたインプラント装填領域を有する、送達ワイヤアセンブリと、
インプラント遠位保護構造であって、前記送達ワイヤアセンブリの前記インプラント装填領域の遠位に結合された中央部分と、前記インプラントおよびインプラント遠位保護構造を含む送達ワイヤアセンブリの遠位部分が前記送達カテーテル管腔内に拘束されている場合に前記中央部分から近位側に延在して前記インプラントの遠位端部分を少なくとも部分的に覆う周辺部分とを含む、インプラント遠位保護構造とを具え、
前記インプラントが前記送達カテーテルの管腔から解放されて前記インプラント遠位端保護機能によって覆われなくなった後に拡張構成をとったときに、前記インプラント遠位保護構造の周辺部分が近位方向に延在したままとなることを特徴とするシステム。 - 前記インプラント遠位保護構造の周辺部分が、前記中央部分から延びる複数の円周方向に間隔を置いた花弁様部分を含む、請求項1に記載の送達アセンブリ。
- 前記インプラント遠位保護構造の周辺部分は3つの花弁様部分からなる、請求項2に記載の送達アセンブリ。
- 前記花弁様部分が、前記送達ワイヤアセンブリの周りに周方向に実質的に等間隔で配置されている、請求項2または3に記載の送達アセンブリ。
- 前記インプラントおよび前記インプラント遠位保護構造を含む前記送達ワイヤアセンブリの遠位部分が前記送達カテーテルの管腔内に拘束されているときに、前記インプラント遠位保護構造が前記インプラントの全長の約20パーセントをカバーする、請求項1~4のいずれか一項に記載の送達アセンブリ。
- 前記インプラントおよび前記インプラント遠位保護構造を含む前記送達ワイヤアセンブリの遠位部分が前記送達カテーテルの管腔内に拘束されているときに、前記インプラント遠位保護構造が前記インプラントの全長の約10パーセントから約20パーセントをカバーする、請求項1~4のいずれか一項に記載の送達アセンブリ。
- 前記インプラントおよび前記インプラント遠位保護構造を含む前記送達ワイヤアセンブリの遠位部分が前記送達カテーテルの管腔内に拘束されているときに、前記インプラント遠位保護構造が前記インプラントの全長の約5パーセントから約10パーセントをカバーする、請求項1~4のいずれか一項に記載の送達アセンブリ。
- 前記インプラントおよび前記インプラント遠位保護構造を含む前記送達ワイヤアセンブリの遠位部分が前記送達カテーテルの管腔内に拘束されているときに、前記インプラント遠位保護構造が前記インプラントの全長の約5パーセント以下をカバーする、請求項1~4のいずれか一項に記載の送達アセンブリ。
- 前記インプラント遠位保護構造の中央部分は、前記インプラント遠位保護構造が前記送達ワイヤアセンブリに対して回転可能でないように、前記送達ワイヤアセンブリに固定的に取り付けられている、請求項1~8のいずれか一項に記載の送達アセンブリ。
- 前記インプラント遠位保護構造の中央部分は、前記インプラント遠位保護構造が前記送達ワイヤアセンブリに対して回転できるように、前記送達ワイヤアセンブリに取り付けられている、請求項1~8のいずれか一項に記載の送達アセンブリ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/535,302 | 2019-08-08 | ||
US16/535,302 US11344400B2 (en) | 2019-08-08 | 2019-08-08 | Implant delivery assembly with distal protection feature |
PCT/US2020/045008 WO2021026235A1 (en) | 2019-08-08 | 2020-08-05 | Implant delivery assembly with distal protection feature |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022544149A true JP2022544149A (ja) | 2022-10-17 |
JPWO2021026235A5 JPWO2021026235A5 (ja) | 2023-08-15 |
Family
ID=72088428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022507634A Pending JP2022544149A (ja) | 2019-08-08 | 2020-08-05 | 遠位保護構造を有するインプラント送達アセンブリ |
Country Status (5)
Country | Link |
---|---|
US (2) | US11344400B2 (ja) |
EP (1) | EP4009922A1 (ja) |
JP (1) | JP2022544149A (ja) |
CN (1) | CN114245732A (ja) |
WO (1) | WO2021026235A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023122378A1 (en) * | 2021-12-25 | 2023-06-29 | Stryker Corporation | Implant delivery assembly with distal protection |
CN118490416B (zh) * | 2024-07-22 | 2024-10-29 | 艾柯医疗器械(北京)股份有限公司 | 一种远端伸出可控的管状植入物组件、管状植入系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6478814B2 (en) | 1999-06-14 | 2002-11-12 | Scimed Life Systems, Inc. | Stent securement sleeves and optional coatings and methods of use |
US6830575B2 (en) * | 2002-05-08 | 2004-12-14 | Scimed Life Systems, Inc. | Method and device for providing full protection to a stent |
JP4901087B2 (ja) | 2004-09-24 | 2012-03-21 | オリンパス株式会社 | ステント導入部材、ステントデリバリーカテーテル、及び内視鏡処置システム |
US20080140003A1 (en) * | 2006-12-06 | 2008-06-12 | Advanced Cardiovascular Systems, Inc. | Balloon catheter having a regrooming sheath and method for collapsing an expanded medical device |
US8034095B2 (en) * | 2008-08-29 | 2011-10-11 | Cook Medical Technologies Llc | Intraluminal system for retrieving an implantable medical device |
US9072624B2 (en) | 2012-02-23 | 2015-07-07 | Covidien Lp | Luminal stenting |
US20130226278A1 (en) * | 2012-02-23 | 2013-08-29 | Tyco Healthcare Group Lp | Methods and apparatus for luminal stenting |
-
2019
- 2019-08-08 US US16/535,302 patent/US11344400B2/en active Active
-
2020
- 2020-08-05 EP EP20757498.9A patent/EP4009922A1/en active Pending
- 2020-08-05 WO PCT/US2020/045008 patent/WO2021026235A1/en unknown
- 2020-08-05 CN CN202080056314.7A patent/CN114245732A/zh active Pending
- 2020-08-05 JP JP2022507634A patent/JP2022544149A/ja active Pending
-
2022
- 2022-05-25 US US17/824,768 patent/US20220280277A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CN114245732A (zh) | 2022-03-25 |
US20220280277A1 (en) | 2022-09-08 |
US20210038362A1 (en) | 2021-02-11 |
US11344400B2 (en) | 2022-05-31 |
WO2021026235A1 (en) | 2021-02-11 |
EP4009922A1 (en) | 2022-06-15 |
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