JP5814949B2 - 動脈瘤手術装置 - Google Patents
動脈瘤手術装置 Download PDFInfo
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- JP5814949B2 JP5814949B2 JP2012555290A JP2012555290A JP5814949B2 JP 5814949 B2 JP5814949 B2 JP 5814949B2 JP 2012555290 A JP2012555290 A JP 2012555290A JP 2012555290 A JP2012555290 A JP 2012555290A JP 5814949 B2 JP5814949 B2 JP 5814949B2
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- 206010002329 Aneurysm Diseases 0.000 title claims description 66
- 238000001356 surgical procedure Methods 0.000 title claims description 14
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- 210000004204 blood vessel Anatomy 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 22
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
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- 208000002223 abdominal aortic aneurysm Diseases 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
- A61B17/12113—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm
- A61B17/12118—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm for positioning in conjunction with a stent
-
- 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
-
- 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
- A61F2/06—Blood vessels
-
- 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
-
- 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
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
-
- 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
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B2017/1205—Introduction devices
-
- 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
- A61F2002/823—Stents, different from stent-grafts, adapted to cover an aneurysm
-
- 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
- A61F2250/0015—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 density or specific weight
Landscapes
- 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)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Surgery (AREA)
- Reproductive Health (AREA)
- Neurosurgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Gastroenterology & Hepatology (AREA)
- Inorganic Chemistry (AREA)
- Pulmonology (AREA)
- Dermatology (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
ステントと、搬送ガイドワイヤーと、導入シースと、マイクロカテーテルとを備え、
前記ステントは自己拡張型ステントであり、
前記搬送ガイドワイヤーは前記導入シース内腔に設けられるとともに、その外部には前記ステントが束ねられ、
前記導入シースと前記マイクロカテーテルとは内腔が連通して接続され、前記搬送ガイドワイヤー及び前記ステントを人体に送入する通路が形成される、
ことを特徴とする動脈瘤手術装置。
前記ステントを搬送し支持する金属芯と、
前記金属芯に被さるバネ部材と、
前記金属芯に固定され、搬送時に前記ステントに推力を与えるボスと、
前記バネ部材又は金属芯の外面に固定され、搬送時に前記ステントに推力又は回収力を与える複数の搬送位置決め部材と、
を備えることが好ましい。ボスが高分子膜巻き付け構造であってもよい。
直径が近端から遠端へ徐々に小さくなり、硬度が近端から遠端へ徐々に低くなる段状の中空構造である管体と、
一端が前記管体に接続され、前記管体の近端が折れることを防止するための応力拡散管と、
前記応力拡散管の他端に接続されるとともに、前記導入シースが挿入され、前記導入シースと前記管体を接続するための接続部材と、
を備えることが好ましい。
Claims (17)
- ステントと、搬送ガイドワイヤーと、導入シースと、マイクロカテーテルとを備え、
前記ステントは自己拡張型ステントであり、
前記搬送ガイドワイヤーは前記導入シース内腔に設けられるとともに、その外部には前記ステントが束ねられ、
前記導入シースと前記マイクロカテーテルとは内腔が連通して接続され、前記搬送ガイドワイヤー及び前記ステントを人体に送入する通路が形成され、
前記搬送ガイドワイヤーが、
前記ステントを搬送し支持する金属芯と、
前記金属芯に被さるバネ部材と、
前記金属芯に固定され、搬送時に前記ステントに推力を与えるボスと、
前記バネ部材又は金属芯の外面に固定され、搬送時に前記ステントに推力及び回収力を与える複数の搬送位置決め部材とを備える
ことを特徴とする動脈瘤手術装置。 - 自己拡張型ステントは生体適合性を有する金属フィラメント及び重合体フィラメントの少なくとも1つを編んで成ることを特徴とする請求項1に記載の装置。
- 自己拡張型ステントの構造は網管状構造であることを特徴とする請求項2に記載の装置。
- 網管状構造の径方向の圧縮比は1:2〜1:10の範囲内であることを特徴とする請求項3に記載の装置。
- 網管状構造は均一な網目構造であることを特徴とする請求項4に記載の装置。
- 均一な網目構造の被覆率は20%〜60%の範囲内であることを特徴とする請求項5に記載の装置。
- 均一な網目構造の被覆率は30%〜50%の範囲内であることを特徴とする請求項6に記載の装置。
- 網管状構造は動脈瘤位置において軸方向及び径方向の少なくとも1つが不均一な網目構造であり、残りの箇所は均一な網目構造であることを特徴とする請求項4に記載の装置。
- 不均一な網目構造の被覆率は40%〜60%の範囲内であることを特徴とする請求項8に記載の装置。
- 均一な網目構造の被覆率は20%〜40%の範囲内であることを特徴とする請求項9に記載の装置。
- バネ部材と、ボスと、搬送位置決め部材の材料は現像材料であることを特徴とする請求項1〜10のいずれかに記載の装置。
- 導入シースの構造は中空構造であることを特徴とする請求項1〜11のいずれかに記載の装置。
- 導入シースの材料は高分子材料であることを特徴とする請求項12に記載の装置。
- 高分子材料はPTFE材料、HDFE材料又はFEP材料であることを特徴とする請求項13に記載の装置。
- マイクロカテーテルは、
直径が近端から遠端へ徐々に小さくなり、硬度が近端から遠端へ徐々に低くなる段状の中空構造である管体と、
一端が前記管体に接続され、前記管体の近端が折れることを防止するための応力拡散管と、
前記応力拡散管の他端に接続されるとともに、前記導入シースが挿入される、前記導入シースと前記管体を接続するための接続部材と、
を備えることを特徴とする請求項1〜14のいずれかに記載の装置。 - 管体の材料は内から外へ、平滑層、補強層、カバー層となっており、その材料はそれぞれ高分子材料、金属及び重合体の少なくとも1つ、並びに高分子材料であることを特徴とする請求項15に記載の装置。
- 管体の遠端にはさらに血管中のマイクロカテーテルの位置を表示するための現像部材が設けられることを特徴とする請求項16に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010116448.1 | 2010-03-02 | ||
CN201010116448.1A CN102188300B (zh) | 2010-03-02 | 2010-03-02 | 一种动脉瘤手术装置 |
PCT/CN2011/071447 WO2011107024A1 (zh) | 2010-03-02 | 2011-03-02 | 一种动脉瘤手术装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013521022A JP2013521022A (ja) | 2013-06-10 |
JP5814949B2 true JP5814949B2 (ja) | 2015-11-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2012555290A Active JP5814949B2 (ja) | 2010-03-02 | 2011-03-02 | 動脈瘤手術装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20130066413A1 (ja) |
EP (1) | EP2543345B1 (ja) |
JP (1) | JP5814949B2 (ja) |
KR (1) | KR101498531B1 (ja) |
CN (1) | CN102188300B (ja) |
ES (1) | ES2697513T3 (ja) |
TR (1) | TR201815773T4 (ja) |
WO (1) | WO2011107024A1 (ja) |
Families Citing this family (74)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10028747B2 (en) | 2008-05-01 | 2018-07-24 | Aneuclose Llc | Coils with a series of proximally-and-distally-connected loops for occluding a cerebral aneurysm |
US10716573B2 (en) | 2008-05-01 | 2020-07-21 | Aneuclose | Janjua aneurysm net with a resilient neck-bridging portion for occluding a cerebral aneurysm |
US9358140B1 (en) | 2009-11-18 | 2016-06-07 | Aneuclose Llc | Stent with outer member to embolize an aneurysm |
CN102871700B (zh) * | 2012-10-09 | 2015-04-29 | 加奇生物科技(上海)有限公司 | 用于栓塞动脉瘤的编织体系统 |
DE102013014523A1 (de) | 2013-09-03 | 2015-03-05 | Phenox Gmbh | Einführ- und Ablösesystem für Implantate |
US11154302B2 (en) | 2014-03-31 | 2021-10-26 | DePuy Synthes Products, Inc. | Aneurysm occlusion device |
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