JP7531632B2 - リンパ誘導システム移植片 - Google Patents
リンパ誘導システム移植片 Download PDFInfo
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- JP7531632B2 JP7531632B2 JP2022580121A JP2022580121A JP7531632B2 JP 7531632 B2 JP7531632 B2 JP 7531632B2 JP 2022580121 A JP2022580121 A JP 2022580121A JP 2022580121 A JP2022580121 A JP 2022580121A JP 7531632 B2 JP7531632 B2 JP 7531632B2
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- lymphatic
- drug
- porous membrane
- angion
- guidance system
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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
-
- 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
- A61F2002/068—Modifying the blood flow model, e.g. by diffuser or deflector
-
- 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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2220/0058—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements soldered or brazed or welded
-
- 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
- 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
- A61F2250/0023—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 porosity
- A61F2250/0024—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 porosity made from both porous and non-porous parts, e.g. adjacent parts
-
- 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
- A61F2250/003—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 adsorbability or resorbability, i.e. in adsorption or resorption time
- A61F2250/0031—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 adsorbability or resorbability, i.e. in adsorption or resorption time made from both resorbable and non-resorbable prosthetic parts, e.g. adjacent parts
-
- 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
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
Claims (14)
- リンパ誘導システム移植片であって:
非多孔性の管状側壁を有するステントグラフトであって、前記非多孔性の管状側壁が、近位端および遠位端を有し、前記非多孔性の管状側壁が、前記近位端のところにある流入ポートおよび前記遠位端のところにある流出ポートを有するルーメンを画定し、前記ステントグラフトのすべての露出表面が、第1の生体適合性材料で作られる、ステントグラフトと;
前記ステントグラフトの前記非多孔性の管状側壁の前記近位端に接続された多孔性膜であって、前記多孔性膜が、前記ステントグラフトの前記ルーメンの前記流入ポートの横断面積の全体に跨り、前記多孔性膜が、第2の生体適合性材料で作られる、多孔性膜と、
を備え、
前記多孔性膜は、リンパ液の圧力差及び濃度勾配の少なくとも一方を生じさせるように位置決めされる、リンパ誘導システム移植片。 - 前記多孔性膜の前記第2の生体適合性材料が、再吸収可能な材料である、請求項1に記載のリンパ誘導システム移植片。
- 前記多孔性膜の前記第2の生体適合性材料が、PGAまたはPLGAを含む、請求項1または2に記載のリンパ誘導システム移植片。
- 前記多孔性膜が、エレクトロスピニング繊維のメッシュである、請求項1から3のいずれか一項に記載のリンパ誘導システム移植片。
- 前記非多孔性の管状側壁が、ePTFEを含む、請求項1から4のいずれか一項に記載のリンパ誘導システム移植片。
- 前記非多孔性の管状側壁が、ePTFEの被覆物を有する、請求項1から5のいずれか一項に記載のリンパ誘導システム移植片。
- 前記多孔性膜が、薬剤を担持する薬剤溶出多孔性膜である、請求項1から6のいずれか一項に記載のリンパ誘導システム移植片。
- 前記薬剤が、抗細菌薬剤、化学療法薬剤、および/または抗転移薬剤である、請求項7に記載のリンパ誘導システム移植片。
- リンパ誘導システム移植片であって:
非多孔性の管状側壁を有するステントグラフトであって、前記非多孔性の管状側壁が、下側リンパアンギオン領域端部および上側リンパアンギオン領域端部を有し、前記非多孔性の管状側壁が、前記下側リンパアンギオン領域端部のところにある流入ポートおよび前記上側リンパアンギオン領域端部のところにある流出ポートを有するルーメンを画定し、前記ステントグラフトのすべての露出表面が、第1の生体適合性材料で作られる、ステントグラフトと;
前記ステントグラフトの前記非多孔性の管状側壁の前記下側リンパアンギオン領域端部に接続された薬剤溶出多孔性膜であって、前記薬剤溶出多孔性膜が、前記ステントグラフトの前記ルーメンの前記流入ポートの横断面積の全体に跨り、前記薬剤溶出多孔性膜が、第2の生体適合性材料で作られる、薬剤溶出多孔性膜と;
前記薬剤溶出多孔性膜によって担持される薬剤と、
を備え、
前記薬剤溶出多孔性膜は、リンパ液の圧力差及び濃度勾配の少なくとも一方を生じさせるように位置決めされる、リンパ誘導システム移植片。 - 前記多孔性膜の前記第2の生体適合性材料が、PGAまたはPLGAを含む再吸収可能な材料である、請求項9に記載のリンパ誘導システム移植片。
- 前記多孔性膜が、エレクトロスピニング繊維のメッシュである、請求項9または10に記載のリンパ誘導システム移植片。
- 前記薬剤が、抗細菌薬剤、化学療法薬剤、および/または抗転移薬剤である、請求項9から11のいずれか一項に記載のリンパ誘導システム移植片。
- 前記非多孔性の管状側壁が、ePTFEを含む、請求項9から12のいずれか一項に記載のリンパ誘導システム移植片。
- 前記非多孔性の管状側壁が、ePTFEの被覆物を有する、請求項9から13のいずれか一項に記載のリンパ誘導システム移植片。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2020/039595 WO2021262176A1 (en) | 2020-06-25 | 2020-06-25 | Lymph conduction system implant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023538202A JP2023538202A (ja) | 2023-09-07 |
| JP7531632B2 true JP7531632B2 (ja) | 2024-08-09 |
Family
ID=71662334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022580121A Active JP7531632B2 (ja) | 2020-06-25 | 2020-06-25 | リンパ誘導システム移植片 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230240830A1 (ja) |
| EP (1) | EP4171441B1 (ja) |
| JP (1) | JP7531632B2 (ja) |
| CN (1) | CN115942918B (ja) |
| WO (1) | WO2021262176A1 (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006116636A1 (en) | 2005-04-28 | 2006-11-02 | The Cleveland Clinic Foundation | Stent with integrated filter |
| WO2017015571A1 (en) | 2015-07-23 | 2017-01-26 | Novaflux, Inc. | Implants and constructs including hollow fibers |
| US20200054867A1 (en) | 2018-08-14 | 2020-02-20 | NXT Biomedical | System And Method For Treatment Via Bodily Drainage Or Injection |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040167613A1 (en) * | 1999-03-11 | 2004-08-26 | Ofer Yodfat | Implantable stroke prevention device |
| US6689150B1 (en) * | 1999-10-27 | 2004-02-10 | Atritech, Inc. | Filter apparatus for ostium of left atrial appendage |
| US20030109824A1 (en) * | 2001-11-07 | 2003-06-12 | Microvena Corporation | Distal protection device with local drug delivery to maintain patency |
| US8715337B2 (en) * | 2007-11-09 | 2014-05-06 | Cook Medical Technologies Llc | Aortic valve stent graft |
| RS54804B1 (sr) * | 2014-02-28 | 2016-10-31 | Stefan Velja | Stent za hvatanje i razbijanje tromba |
| US20180353278A1 (en) * | 2015-11-05 | 2018-12-13 | Swedish Health Services | Prosthetic phrenoesophageal membrane |
-
2020
- 2020-06-25 US US18/002,713 patent/US20230240830A1/en active Pending
- 2020-06-25 JP JP2022580121A patent/JP7531632B2/ja active Active
- 2020-06-25 EP EP20742563.8A patent/EP4171441B1/en active Active
- 2020-06-25 WO PCT/US2020/039595 patent/WO2021262176A1/en not_active Ceased
- 2020-06-25 CN CN202080102379.0A patent/CN115942918B/zh active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006116636A1 (en) | 2005-04-28 | 2006-11-02 | The Cleveland Clinic Foundation | Stent with integrated filter |
| WO2017015571A1 (en) | 2015-07-23 | 2017-01-26 | Novaflux, Inc. | Implants and constructs including hollow fibers |
| US20200054867A1 (en) | 2018-08-14 | 2020-02-20 | NXT Biomedical | System And Method For Treatment Via Bodily Drainage Or Injection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115942918B (zh) | 2025-06-24 |
| EP4171441A1 (en) | 2023-05-03 |
| WO2021262176A1 (en) | 2021-12-30 |
| EP4171441B1 (en) | 2025-11-12 |
| CN115942918A (zh) | 2023-04-07 |
| JP2023538202A (ja) | 2023-09-07 |
| US20230240830A1 (en) | 2023-08-03 |
| EP4171441C0 (en) | 2025-11-12 |
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