JP6781203B2 - 向きを変えられる分岐部を備えた管腔内人工器官 - Google Patents
向きを変えられる分岐部を備えた管腔内人工器官 Download PDFInfo
- Publication number
- JP6781203B2 JP6781203B2 JP2018110321A JP2018110321A JP6781203B2 JP 6781203 B2 JP6781203 B2 JP 6781203B2 JP 2018110321 A JP2018110321 A JP 2018110321A JP 2018110321 A JP2018110321 A JP 2018110321A JP 6781203 B2 JP6781203 B2 JP 6781203B2
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- Prior art keywords
- stent
- bifurcation
- implant
- graft body
- proximal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 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
- 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
- A61F2250/0006—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 angular orientation
-
- 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
- A61F2250/0039—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 diameter
-
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0065—Additional features; Implant or prostheses properties not otherwise provided for telescopic
-
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0067—Means for introducing or releasing pharmaceutical products into the body
-
- 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
- A61F2250/0058—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
Landscapes
- Health & Medical Sciences (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (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)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
本願は、2011年9月27日に出願された米国仮特許出願第61/539,700号及び2011年12月29日に出願された米国仮特許出願第61/581,412号に基づく優先権を主張している。これらの出願の各々は、これらに言及することによりその全体が本明細書に参考として組み入れられている。
22 移植片材、 23 移植片材の内側面、
24 移植片材の外側面、 26 管腔、
27 移植片本体の近位端、 28 移植片本体の遠位端、
30 支持構造体、 30a 第一の近位のステント、
30b 第二の近位のステント、 32a 山部、
32b 山部、 34a 谷部、
34b 谷部、 40 変形可能な領域、
42 移植片材、 43 変形可能な領域の内側面、
44 変形可能な領域の外側面、 46 変形可能な領域の外周、
48 フレーム、 50 穴、
60 分岐部、 60a 窪み部、
60b 分岐部、 62 移植片材、
63 移植片材の内側面、 64 移植片材の外側面、
66 分岐部の管腔、 67 分岐部の第一の端部、
68 分岐部の第二の端部、 70 支持構造体、
72 分岐部の第一の部分、 73 中間点、
74 分岐部の第二の部分 82 カテーテル、
84 カテーテルの近位領域、 630 第三の近位のステント、
636 不規則な外周部分、 830 第三の近位のステント、
1030 近位のステント、 1036 不規則な周方向部分、
1227 近位端、
1990a,1990b,1990c 丸い突出部、
2192 内側カニューレ、 2294 拡張器先端
Claims (14)
- 側壁、近位端、及び遠位端を有する主移植片本体と、
該主移植片本体の該近位端の近くに配置され、一連の山部と一連の谷部とを有する第一のステントと、
該第一のステントに隣接して該第一のステントの遠位側に配置され、一連の山部と一連の谷部とを有する第二のステントと、
該第一のステントの前記山部の一つと該第二のステントの該谷部の一つとの長手方向での間の位置で該側壁に設けられた穴と、
該主移植片本体に取り付けられた管状の分岐部であって、第一の端部開口及び第二の端部開口を有し、該穴から延びていて、当該管状の分岐部の周囲の取付け点において該主移植片本体に該穴で取り付けられており、逆行形態と順行形態との間で柔軟に配向できるようにされ、該逆行形態では、該第一の端部開口が該主移植片本体の該遠位端に向けて配向され、該第二の端部開口が該主移植片本体の該近位端に向けて配向されており、該順行形態では、該第一の端部開口が該主移植片本体の該近位端に向けて配向され、該第二の端部開口が該主移植片本体の該遠位端に向けて配向されるようにされた、管状の分岐部と、
該主移植片本体の該近位端の近くに配置された第三のステントであって、該第一のステントよりも多くの山部と谷部とを有し、該第一のステントの近位側に配置されて該第一のステントに対して互いに入れ子状の関係にある、第三のステントと、
を備え、
該主移植片本体の該近位端は傾斜が付けられた端部を備えており、該主移植片本体の頂部長手方向長さが該主移植片本体の底部長手方向長さよりも長くなっていることによって該傾斜が付けられた端部が形成されている、管腔内人工器官システム。 - 該側壁の該穴が該主移植片本体の周りを周方向に少なくとも部分的に延びるスリットであり、該管状の分岐部が、該側壁から内方に向かって延びる第一の部分と、該側壁から外方に向かって延びる第二の部分と、該取付け点において該側壁に取り付けられた中間部分とを有する、請求項1に記載の人工器官システム。
- 該スリットが該管状の分岐部の周長の約2/5から約1/2の間の長さを有する、請求項2に記載の人工器官システム。
- 該側壁が、変形可能な移植片領域と、該変形可能な移植片領域の周りの少なくとも部分的に支持された外周部とを有し、該変形可能な移植片領域が該第一のステントと該第二のステントとの間に配置され、該変形可能な移植片領域内にはステントが無いようにされ、該側壁の該穴が該変形可能な移植片領域内に配置されていて、該管状の分岐部が該変形可能な移植片部分から外方に延びている、請求項1乃至3のいずれか一項に記載の人工器官システム。
- 該管状の分岐部がさらに、生体適合性の移植片材と、該生体適合性の移植片材に取り付けられた支持構造体とを有し、該管状の分岐部の該支持構造体がZ型ステント、螺旋状ステント、及び環状リングのうちの少なくとも1つを有する、請求項1乃至4のいずれか一項に記載の人工器官システム。
- 該管状の分岐部が、該主移植片本体の該近位端から約5mmから約30mmの間の距離だけ隔てられている、請求項1乃至5のいずれか一項に記載の人工器官システム。
- 該管状の分岐部が、少なくとも部分的に該第一のステントの該山部と該谷部との長手方向での間に配置され、且つ該第一のステントの隣接するストラットの周方向での間に配置されている、請求項1乃至6のいずれか一項に記載の人工器官システム。
- 該第一のステントが該主移植片本体の内側面に取り付けられており、該一連の山部の一つが隣接している山部よりも大きい角度を有する幅広の山部であり、該幅広の山部が該管状の分岐部に対して周方向で整合されている、請求項1乃至7のいずれか一項に記載の人工器官システム。
- 該第一のステントが該主移植片本体の内側面に取り付けられ、該第三のステントが該主移植片本体の外側面に取り付けられており、該第三のステントの第一の山部が、該管状の分岐部と該第一のステントの該山部の一つとのそれぞれに対して周方向で整合され、該第三のステントの第二の山部が該第一のステントの該谷部の一つに対して周方向で整合されている、請求項1乃至7のいずれか一項に記載の人工器官システム。
- 該第一のステントが該主移植片本体の内側面に取り付けられ、該一連の山部の一つが隣接している山部よりも大きい角度を有する幅広の山部であり、該幅広の山部が該管状の分岐部に対して周方向で整合されており、
該側壁の該穴がスリットであり、該スリットが、該幅広の山部と該第一のステントの該谷部の一つとの長手方向での間に位置し、該第一のステントの隣接するストラットの間において該主移植片本体の周りを周方向に少なくとも部分的に延びて、該管状の分岐部の周長の約2/5から約1/2の間の長さを有しており、
該管状の分岐部が、該側壁から内方に向かって延びる第一の部分と、該側壁から外方に向かって延びる第二の部分と、該側壁に該取付け点において取り付けられた中間部分と、生体適合性の移植片材と、該管状の分岐部の該生体適合性の移植片材に取り付けられた支持構造体とを有し、該支持構造体が、Z型ステント、螺旋状ステント、及び環状リングのうちの少なくとも1つを有する、請求項1に記載の人工器官システム。 - 該主移植片本体と該管状の分岐部とのそれぞれの中を予め装填された形態で延びているカテーテルを更に備えており、該カテーテルは、当該人工器官システムの逆行送り込みができるように該主移植片本体の遠位の端部開口を通って該管状の分岐部の中へと延びている、請求項1乃至10のいずれか一項に記載の人工器官システム。
- 該主移植片本体と該管状の分岐部とのそれぞれの中を予め装填された形態で延びているカテーテルを更に備えており、該カテーテルは、当該人工器官システムの順行送り込みができるように該主移植片本体の近位の端部開口を通って該管状の分岐部の中へと延びている、請求項1乃至10のいずれか一項に記載の人工器官システム。
- 側壁、近位端、及び遠位端を有する管状の主移植片本体と、
該主移植片本体の該近位端の近くに配置され、一連の山部と一連の谷部とを有する第一のステントと、
該第一のステントに隣接して該第一のステントの遠位側に配置され、一連の山部と一連の谷部とを有する第二のステントと、
該第一のステントの前記山部の一つと該第二のステントの該谷部の一つとの長手方向での間の位置で該側壁に設けられた穴と、
第一の端部開口及び第二の端部開口を有する管状の分岐部であって、該側壁の該穴から延びていて、当該管状の分岐部の周囲にあって該第一の端部開口と該第二の端部開口との中間にある取付け点において該主移植片本体に該側壁の該穴で取り付けられており、逆行形態と順行形態との間で柔軟に配向できるようにされ、該逆行形態では、該第一の端部開口が該主移植片本体の該遠位端に向けて配向され、該第二の端部開口が該主移植片本体の該近位端に向けて配向されており、該順行形態では、該第一の端部開口が該主移植片本体の該近位端に向けて配向され、該第二の端部開口が該主移植片本体の該遠位端に向けて配向されるようにされた、管状の分岐部と、
該主移植片本体の近くに配された第三のステントであって、一連の山部と一連の谷部とを有し、該第一のステントよりも振幅が小さく且つ該第一のステントよりも山部と谷部の数が多く、該第一のステントの近位側に配置され、該第一のステントに対して互いに入れ子状の関係にある、第三のステントと、
を備える、管腔内人工器官システム。 - 側壁、近位端、及び遠位端を有する管状の主移植片本体と、
該主移植片本体の該近位端の近くに配置され、山部と谷部とを有する第一のステントと、
該第一のステントに隣接して該第一のステントの遠位に配置され、山部と谷部とを有する第二のステントと、
該第一のステントの前記山部と該第二のステントの該谷部との長手方向での間の位置で該側壁に設けられた穴と、
第一の端部開口及び第二の端部開口を有する管状の分岐部であって、該穴から延びていて、当該管状の分岐部の周囲の取付け点において該主移植片本体に該穴で取り付けられており、逆行形態と順行形態との間で柔軟に配向できるようにされ、該逆行形態では、該第一の端部開口が該主移植片本体の該遠位端に向けて配向され、該第二の端部開口が該主移植片本体の該近位端に向けて配向されており、該順行形態では、該第一の端部開口が該主移植片本体の該近位端に向けて配向され、該第二の端部開口が該主移植片本体の該遠位端に向けて配向されるようにされた、管状の分岐部と、
を備え、
該主移植片本体の該近位端は傾斜が付けられた端部を備えており、該主移植片本体の頂部長手方向長さが該主移植片本体の底部長手方向長さよりも長くなっていることによって該傾斜が付けられた端部が形成されており、
前記取付け点は前記第一の端部開口と前記第二の端部開口との間にあり、前記管状の分岐部は、前記取付け点において主移植片本体の周方向に延びた楕円形状を有する、管腔内人工器官システム。
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